RANSOM_SCARAB.H
Windows

Threat Type: Ransomware
Destructiveness: No
Encrypted: Yes
In the wild: Yes
OVERVIEW
Dropped by other malware, Downloaded from the Internet
This Ransomware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
It deletes the initially executed copy of itself.
It encrypts files with specific file extensions. It drops files as ransom note.
TECHNICAL DETAILS
199,168 bytes
EXE
No
31 May 2018
Terminates processes, Displays message/message boxes, Encrypts files
Arrival Details
This Ransomware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Installation
This Ransomware drops the following copies of itself into the affected system and executes them:
- %Application Data%\bitcoin.exe
(Note: %Application Data% is the Application Data folder, where it usually is C:\Documents and Settings\{user name}\Application Data on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Roaming on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)
It drops the following files:
- {folder of encrypted files}\я - deleted afterwards
Autostart Technique
This Ransomware adds the following registry entries to enable its automatic execution at every system startup:
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\RunOnce
VxCLs = %Application Data%\bitcoin.exe
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
VxCLs = notepad.exe "%User Profile%\HOW TO RECOVER ENCRYPTED FILES.TXT"
Process Termination
This Ransomware terminates the following processes if found running in the affected system's memory:
- agntsvc.exe
- dbeng50.exe
- dbsnmp.exe
- encsvc.exe
- firefoxconfig.exe
- isqlplussvc.exe
- msftesql.exe
- mydesktopqos.exe
- mydesktopservice.exe
- mysqld-nt.exe
- mysqld-opt.exe
- mysqld.exe
- ncsvc.exe
- ocautoupds.exe
- ocomm.exe
- ocssd.exe
- oracle.exe
- sqbcoreservice.exe
- sqlagent.exe
- sqlbrowser.exe
- sqlserver.exe
- sqlservr.exe
- sqlwriter.exe
- synctime.exe
- tbirdconfig.exe
- xfssvccon.exe
Other Details
This Ransomware does the following:
- The malware encrypts files in the following folders inside %Program Files% and %Windows% folder:
- Microsoft\Exchange Server
- Microsoft SQL Server
- Firebird
- MSSQL.1
- Microsoft SQL Server Compact Edition
- Adobe
- Oracle
- It executes the following commands:
- cmd.exe /c wbadmin DELETE SYSTEMSTATEBACKUP -keepVersions:0 → Deletes system state backups
- cmd.exe /c wmic SHADOWCOPY DELETE → Deletes shadow copies
- cmd.exe /c vssadmin Delete Shadows /All /Quiet → Deletes shadow copies
- cmd.exe /c bcdedit /set {default} recoveryenabled No → Disable Windows Recovery Option
- cmd.exe /c bcdedit /set {default} bootstatuspolicy ignoreallfailures → Disable Windows Error Recovery
- It avoids encrypting files with the following extensions:
- exe
- dll
(Note: %Windows% is the Windows folder, where it usually is C:\Windows on all Windows operating system versions.)
It deletes the initially executed copy of itself
Ransomware Routine
This Ransomware encrypts files with the following extensions:
- .$efs
- .000
- .001
- .1
- .101
- .103
- .108
- .110
- .123
- .128
- .1cd
- .1sp
- .1st
- .3
- .3d
- .3d4
- .3dd
- .3df
- .3df8
- .3dm
- .3dr
- .3ds
- .3dxml
- .3fr
- .3g2
- .3ga
- .3gp
- .3gp2
- .3mm
- .3pr
- .3w
- .4w7
- .602
- .7z
- .7zip
- .8
- .89t
- .89y
- .8ba
- .8bc
- .8be
- .8bf
- .8bi8
- .8bl
- .8bs
- .8bx
- .8by
- .8li
- .8svx
- .8xt
- .9xt
- .9xy
- .a$v
- .a2c
- .aa
- .aa3
- .aac
- .aaf
- .aah
- .aaui
- .ab4
- .ab65
- .abc
- .abk
- .abt
- .abw
- .ac2
- .ac3
- .ac5
- .acc
- .accdb
- .accde
- .accdr
- .accdt
- .ace
- .acf
- .ach
- .acp
- .acr
- .acrobatsecuritysettings
- .acrodata
- .acroplugin
- .acrypt
- .act
- .ad
- .ada
- .adb
- .adc
- .add
- .ade
- .adi
- .adoc
- .ados
- .adox
- .adp
- .adpb
- .adr
- .ads
- .adt
- .aea
- .aec
- .aep
- .aepx
- .aes
- .aet
- .afdesign
- .afm
- .afp
- .agd1
- .agdl
- .age3rec
- .age3sav
- .age3scn
- .age3xrec
- .age3xsav
- .age3xscn
- .age3yrec
- .age3ysav
- .age3yscn
- .ahf
- .ai
- .aif
- .aiff
- .aim
- .aip
- .ais
- .ait
- .ak
- .al
- .al8
- .ala
- .alb3
- .alb4
- .alb5
- .alb6
- .ald
- .ali
- .allet
- .alt3
- .alt5
- .amf
- .aml
- .amr
- .amt
- .amu
- .amx
- .amxx
- .anl
- .ann
- .ans
- .ansr
- .anx
- .aoi
- .ap
- .apa
- .apd
- .ape
- .apf
- .api
- .apj
- .apk
- .apnx
- .apo
- .app
- .approj
- .apr
- .apt
- .apw
- .apxl
- .arc
- .arch00
- .arff
- .ari
- .arj
- .aro
- .arr
- .ars
- .arw
- .as
- .as$
- .as3
- .asa
- .asc
- .ascm
- .ascx
- .asd
- .ase
- .asf
- .ashx
- .ask
- .asl
- .asm
- .asmx
- .asn
- .asnd
- .asp
- .aspx
- .asr
- .asset
- .ast
- .asv
- .asvx
- .asx
- .ath
- .atl
- .atomsvc
- .atw
- .automaticdestinations-ms
- .aux
- .av
- .avi
- .avn
- .avs
- .awd
- .awe
- .awg
- .awp
- .aws
- .awt
- .aww
- .awwp
- .ax
- .azf
- .azs
- .azw
- .azw1
- .azw3
- .azw4
- .b
- .b27
- .b2a
- .back
- .backup
- .backupdb
- .bad
- .bak
- .bak~
- .bamboopaper
- .bank
- .bar
- .bau
- .bax
- .bay
- .dvx
- .dvz
- .dwd
- .ec4
- .ecc
- .ecr
- .edb
- .edd
- .edf
- .edl
- .edml
- .edn
- .edoc
- .edrwx
- .edt
- .edz
- .efa
- .efax
- .eff
- .jhd
- .jiaf
- .jias
- .jif
- .jiff
- .jnt
- .joe
- .jp1
- .jpc
- .jpe
- .jpeg
- .jpf
- .jpg
- .jpgx
- .jpm
- .jpw
- .jrf
- .jrl
- .jrprint
- .js
- .jsd
- .json
- .jsp
- .jspa
- .jspx
- .jtd
- .jtdc
- .lbi
- .lbl
- .lcd
- .lcf
- .lcn
- .ldb
- .ldf
- .lfe
- .lgp
- .lhd
- .lib
- .lit
- .litemod
- .ll3
- .llv
- .ltm
- .ltr
- .ltx
- .lua
- .lvd
- .lvivt
- .lvl
- .lvw
- .lwd
- .lwo
- .lwp
- .lyx
- .m
- .m13
- .m14
- .m2
- .m2ts
- .m3u
- .m3u8
- .m4a
- .m4p
- .m4u
- .m4v
- .m7p
- .maca
- .mag
- .maker
- .maml
- .man
- .manu
- .map
- .mapimail
- .marc
- .markdn
- .mars
- .mass
- .max
- .maxfr
- .maxm
- .mbbk
- .mbox
- .mbx
- .mc9
- .mcd
- .mcdx
- .mcf
- .mcgame
- .mcmac
- .mcmeta
- .mcrp
- .mcw
- .md
- .md0
- .md1
- .md2
- .md3
- .md5
- .mdb
- .mdbackup
- .mdbhtml
- .mdc
- .mdccache
- .mddata
- .mdf
- .mdg
- .mdi
- .mdk
- .mdl
- .mdn
- .mds
- .mecontact
- .med
- .mef
- .meh
- .mell
- .mellel
- .menu
- .meo
- .met
- .metadata_never_index
- .mf
- .mfa
- .mfp
- .mfw
- .mga
- .mgmt
- .mgourmet
- .mgourmet3
- .mhp
- .mht
- .mhtenx
- .mhtmlenx
- .mi
- .mic
- .mid
- .mif
- .mim
- .mime
- .mindnode
- .mip
- .mission
- .mix
- .mjd
- .mjdoc
- .mke
- .mkv
- .mla
- .mlb
- .mlj
- .mlm
- .mls
- .mlsxml
- .mlx
- .mm
- .mm6
- .mm7
- .mm8
- .mmap
- .mmc
- .mmd
- .mme
- .mmjs
- .mml
- .mmo
- .mmsw
- .mmw
- .mny
- .mo
- .mobi
- .mod
- .moneywell
- .mos
- .mov
- .movie
- .moz
- .mp1
- .mp2
- .mp3
- .mp4
- .mp4v
- .mpa
- .mpe
- .mpeg
- .mpf
- .mpg
- .mph
- .mpj
- .mpq
- .mpqge
- .mpr
- .mpt
- .mpv
- .mpv2
- .mrd
- .mru
- .mrw
- .mrwref
- .ms
- .msd
- .mse
- .msg
- .mshc
- .msi
- .msie
- .msl
- .mso
- .msor
- .msp
- .msq
- .ms-tnef
- .msw
- .mswd
- .mtdd
- .mtml
- .mto
- .mtp
- .mts
- .mtx
- .mug
- .mui
- .mvd
- .mvdx
- .mvex
- .mwd
- .mwii
- .mwpd
- .mwpp
- .mws
- .mxd
- .mxg
- .mxp
- .myd
- .mydocs
- .myi
- .mz
- .n3
- .narrative
- .nav
- .navmap
- .nb
- .nbak
- .nbf
- .nbp
- .ncd
- .ncf
- .nd
- .ndd
- .ndf
- .ndl
- .ndr
- .nds
- .ne1
- .ne3
- .nef
- .nfo
- .nfs11save
- .ng
- .njx
- .nk2
- .nmbtemplate
- .nmu
- .nokogiri
- .nop
- .note
- .now
- .npd
- .npdf
- .npp
- .npt
- .nrbak
- .nrg
- .nri
- .nrl
- .nrmlib
- .nrw
- .ns2
- .ns3
- .ns4
- .nsd
- .nsf
- .nsg
- .nsh
- .nst
- .ntf
- .ntl
- .ntp
- .nts
- .number
- .numbers
- .nvd
- .nvdl
- .nvram
- .nwb
- .nwbak
- .nwcab
- .nwcp
- .nx^d
- .nx__
- .nx1
- .nx2
- .nxl
- .nyf
- .oa2
- .oa3
- .oab
- .oad
- .oas
- .obd
- .obj
- .obr
- .obt
- .obx
- .obz
- .ocdc
- .ocs
- .oda
- .odb
- .odc
- .odccubefile
- .odf
- .odg
- .odh
- .odi
- .odif
- .odm
- .odo
- .odp
- .ods
- .odt
- .odt#
- .odttf
- .odz
- .officeui
- .ofn
- .oft
- .oga
- .ogc
- .ogg
- .oil
- .ojz
- .okm
- .ole
- .ole2
- .olf
- .olv
- .oly
- .omlog
- .omp
- .onb
- .one
- .oos
- .oot
- .opd
- .opf
- .opj
- .oplx
- .opn
- .opt
- .opx
- .opxs
- .orf
- .ort
- .osd
- .osdx
- .ost
- .otc
- .otf
- .otg
- .oth
- .oti
- .otn
- .otp
- .ots
- .ott
- .otw
- .out
- .ovd
- .owl
- .pm5
- .pm6
- .pm7
- .pmd
- .pmt
- .pmv
- .pmx
- .png
- .pnu
- .po
- .pod
- .pool
- .pot
- .pothtml
- .potm
- .potx
- .pp3
- .ppam
- .ppd
- .ppdf
- .ppf
- .ppj
- .ppp
- .pps
- .ppsenx
- .ppsm
- .ppsx
- .ppt
- .ppte
- .ppthtml
- .pptl
- .pptm
- .pptmhtml
- .pptt
- .pptx
- .ppws
- .ppx
- .prc
- .prd
- .pref
- .prel
- .prf
- .prj
- .prn
- .pro
- .pro4
- .pro4dvd
- .pro5
- .pro5dvd
- .pro5plx
- .pro5x
- .proofingtool
- .props
- .proqc
- .prproj
- .prr
- .prs
- .prt
- .prtc
- .prv
- .ps
- .ps2
- .ps3
- .psa
- .psafe3
- .psb
- .psd
- .pse8db
- .psf
- .psg
- .psi2
- .psip
- .psk
- .psm
- .psmd
- .pspimage
- .pst
- .psw
- .psw6
- .pswx
- .psz
- .pt3
- .pt6
- .ptc
- .ptf
- .pth
- .ptk
- .ptn
- .ptn2
- .pts
- .ptx
- .pub
- .pubf
- .pubhtml
- .pubmhtml
- .pubx
- .puz
- .pvd
- .pve
- .pvf
- .pw
- .pwd
- .pwe
- .pwf
- .pwi
- .pwm
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- .pwre
- .pxd
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- .py
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- .qba
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- .qcow2
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- .qfl
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- .qlgenerator
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- .qxb
- .qxd
- .qxl
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- .r00
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- .r03
- .r0f
- .r0z
- .r3d
- .ra
- .ra2
- .raf
- .ram
- .ramd
- .rap
- .rar
- .rat
- .raw
- .razy
- .rb
- .rbc
- .rcb
- .rd
- .rd1
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- .rdfs
- .rdi
- .rdo
- .rdoc
- .rdoc_options
- .rdz
- .re4
- .rec
- .rels
- .res
- .resbuild
- .rest
- .result
- .rev
- .rf
- .rf1
- .rft
- .rgn
- .rgo
- .rgss3a
- .rha
- .rhif
- .rim
- .rit
- .rlf
- .rll
- .rm
- .rm5
- .rpf
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- .rptr
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- .rrpa
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- .rs
- .rsdf
- .rsdoc
- .rsm
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- .rsrc
- .rst
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- .rt_
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- .rtf_
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- .t2t
- .t4g
- .t80
- .ta1
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- .ta9
- .tabula-doc
- .tabula-docstyle
- .tah
- .tar
- .tax
- .tax2009
- .tax2014
- .tb
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- .tbz2
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- .tcx
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- .tdl
- .tdoc
- .tdr
- .te1
- .template
- .tex
- .texi
- .texinfo
- .text
- .textclipping
- .textile
- .tfd
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- .tfrd
- .tg
- .tga
- .tgz
- .thm
- .thml
- .tmb
- .tmd
- .tml
- .tmlanguage
- .tmv
- .tmz
- .tns
- .tnsp
- .toast
- .toc
- .topx
- .tor
- .torrent
- .totalslayout
- .tp
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- .tpsdb
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- .trashinfo
- .wlb
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- .wm
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- .wolf
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- .wordlist
- .wotreplay
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- .wp42
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- .wpl
- .wpost
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- .wr1
- .wrf
- .wri
- .wrlk
- .ws
- .ws1
- .ws2
- .ws3
- .ws4
- .ws5
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- .wsd
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- .wtmp
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- .wtx
- .wvw
- .wvx
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- .wwi
- .wwl
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- .x11
- .x16
- .x3f
- .x3g
- .xamlx
- .xar
- .xav
- .xbd
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- .xci
- .xda
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- .xdo
- .xdoc
- .xdw
- .xf
- .xfd
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- .xfl
- .xfn
- .xfo
- .xfp
- .xfx
- .xgml
- .xht
- .xhtm
- .xhtml
- .xif
- .xig
- .xis
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- .xl
- .xla
- .xlam
- .xlb
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- .xle
- .xlf
- .xline
- .xlist
- .xlk
- .xlshtml
- .xlsl
- .xlsm
- .xlst
- .xlsx
- .xlsxl
- .xlt
- .xlthtml
- .xltm
- .xltx
- .xlv
- .xlw
- .xlwx
- .xma
- .xmdf
- .xml
- .xmmap
- .xmn
- .xmp
- .xms
- .xmt_bin
- .xmta
- .xpd
- .xpi
- .xpm
- .xps
- .xpse
- .xpt
- .xpwe
- .xqm
- .xqr
- .xqx
- .xrdml
- .xsc
- .xsd
- .xsig
- .xsl
- .xslt
- .xtbl
- .xtd
- .xtg
- .xtml
- .xtps
- .xtrl
- .xv0
- .xv2
- .xv3
- .xvg
- .xvid
- .xvl
- .xwd
- .xweb3htm
- .xweb3html
- .xweb4stm
- .xweb4xml
- .xwf
- .xwp
- .xxe
- .xxx
- .xy
- .xy3
- .xy4v
- .xyd
- .yab
- .ycbcra
- .yenc
- .yml
- .ync
- .yps
- .yuv
- .z02
- .z04
- .zap
- .zip
- .zipx
- .zoo
- .zps
- .ztmp
- .bbcd
- .bbl
- .bbprojectd
- .bbs
- .bbxt
- .bc5
- .bc6
- .bc7
- .bcd
- .bck
- .bcp
- .bdb
- .bdb2
- .bdp
- .bdr
- .bdt2
- .bdt3
- .bean
- .bfa
- .bgt
- .bgv
- .bi8
- .bib
- .bibtex
- .bic
- .big
- .bik
- .bil
- .bin
- .bina
- .bizdocument
- .bjl
- .bk
- .bk!
- .bk1
- .bk2
- .bk3
- .bk4
- .bk5
- .bk6
- .bk7
- .bk8
- .bk9
- .bkf
- .bkg
- .bkp
- .bks
- .bkup
- .bld
- .blend
- .blend2
- .blg
- .blk
- .blm
- .blob
- .blp
- .bmc
- .bmf
- .bmk
- .bml
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- .vtv
- .vtx
- .vw
- .vw3
- .w
- .w2p
- .w3g
- .w3x
- .w51
- .w52
- .w60
- .w61
- .w6bn
- .w6w
- .w8bn
- .w8tn
- .wab
- .wad
- .waff
- .wallet
- .war
- .wav
- .wave
- .waw
- .wb
- .wb2
- .wb3
- .wbk
- .wbt
- .wbxml
- .wbz
- .wcf
- .wcl
- .wcn
- .wcp
- .wcst
- .wd0
- .wd1
- .wd2
- .wdbn
- .wdgt
- .wdl
- .wdn
- .wdoc
- .wdx9
- .web
- .webdoc
- .webpart
- .wep
- .wflx
- .wht
- .wiz
- .wk!
- .wk1
- .wk3
- .wk4
- .wkb
- .wki
- .wkl
- .wks
- .wpd1
- .wpd2
- .wpd3
- .xll
- .xlm
- .xlnk
- .xlr
- .xls
- .xlsb
- .xlse
It avoids encrypting files found in the following folders:
- $RECYCLE.BIN
- All Users
- AppData
- Application Data
- Program Files (x86)
- Program Files
- System Volume Information
- Windows
- intel
- nvidia
It renames encrypted files using the following names:
- {random characters}.moneymaker2018a@{BLOCKED}l.com
It drops the following file(s) as ransom note:
- {folder of encrypted files}\HOW TO RECOVER ENCRYPTED FILES.TXT
It leaves text files that serve as ransom notes containing the following text:
SOLUTION
9.850
14.288.03
01 Jun 2018
14.289.00
02 Jun 2018
Step 1
Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.
Step 2
Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.
Step 3
Identify and terminate files detected as RANSOM_SCARAB.H
- Windows Task Manager may not display all running processes. In this case, please use a third-party process viewer, preferably Process Explorer, to terminate the malware/grayware/spyware file. You may download the said tool here.
- If the detected file is displayed in either Windows Task Manager or Process Explorer but you cannot delete it, restart your computer in safe mode. To do this, refer to this link for the complete steps.
- If the detected file is not displayed in either Windows Task Manager or Process Explorer, continue doing the next steps.
Step 4
Delete this registry value
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.
- In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
- VxCLs = %Application Data%\bitcoin.exe
- VxCLs = %Application Data%\bitcoin.exe
- In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- VxCLs = notepad.exe "%User Profile%\HOW TO RECOVER ENCRYPTED FILES.TXT"
- VxCLs = notepad.exe "%User Profile%\HOW TO RECOVER ENCRYPTED FILES.TXT"
Step 5
Search and delete this file
- {folder of encrypted files}\я
- {folder of encrypted files}\HOW TO RECOVER ENCRYPTED FILES.TXT
- %User Profile%\HOW TO RECOVER ENCRYPTED FILES.TXT
Step 6
Scan your computer with your Trend Micro product to delete files detected as RANSOM_SCARAB.H. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check the following Trend Micro Support pages for more information:
NOTES:
Enable Windows Recovery Option
- Run cmd.exe as administrator
- Type bcdedit /set {default} recoveryenabled Yes then press Enter.
- Type bcdedit /set {default} bootstatuspolicy displayallfailures, then press Enter.
Depending on your operating system's setup, files needed in order to boot your OS may also be encrypted, making your OS unbootable. In such situations, kindly do the following additional solution step:
- Restore the system from backup or reinstall the operating system (OS). The system may be made bootable by doing a system repair using a Windows installer disk.
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