RANSOM_HAKKED.A
Trojan.Cridex (NORTON); W32/Filecoder.NNH!tr (FORTINET)
Windows

Threat Type: Ransomware
Destructiveness: No
Encrypted: No
In the wild: Yes
OVERVIEW
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 drops files as ransom note.
TECHNICAL DETAILS
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 files:
- %Desktop%\{malware name}.lnk
- %Desktop%\hacked.jpg
(Note: %Desktop% is the desktop folder, where it usually is C:\Documents and Settings\{user name}\Desktop in Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\Desktop in 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 adds the following processes:
- cmd.exe /C schtasks.exe /Create /sc minute /mo 10 /tn Microsoftfix /TR {malware path}
Autostart Technique
This Ransomware starts the following services:
- Microsoftfix
Other Details
This Ransomware encrypts files with the following extensions:
- .mx0
- .cd
- .pdb
- .xqx
- .old
- .cnt
- .rtp
- .qss
- .qst
- .fx0
- .fx1
- .ipg
- .ert
- .pic
- .img
- .cur
- .fxr
- .slk
- .m4u
- .mpe
- .mov
- .wmv
- .mpg
- .vob
- .mpeg
- .3g2
- .m4v
- .avi
- .mp4
- .flv
- .mkv
- .3gp
- .asf
- .m3u
- .m3u8
- .wav
- .mp3
- .m4a
- .m
- .rm
- .flac
- .mp2
- .mpa
- .aac
- .wma
- .djv
- .djvu
- .jpeg
- .jpg
- .bmp
- .png
- .jp2
- .lz
- .rz
- .zipx
- .gz
- .bz2
- .s7z
- .tar
- .7z
- .tgz
- .rar
- .ziparc
- .paq
- .bak
- .set
- .back
- .std
- .vmx
- .vmdk
- .vdi
- .qcow
- .accd
- .db
- .sqli
- .sdf
- .mdf
- .myd
- .frm
- .odb
- .myi
- .dbf
- .indb
- .mdb
- .ibd
- .sql
- .cgn
- .dcr
- .fpx
- .pcx
- .rif
- .tga
- .wpg
- .wi
- .wmf
- .tif
- .xcf
- .tiff
- .xpm
- .nef
- .orf
- .ra
- .bay
- .pcd
- .dng
- .ptx
- .r3d
- .raf
- .rw2
- .rwl
- .kdc
- .yuv
- .sr2
- .srf
- .dip
- .x3f
- .mef
- .raw
- .log
- .odg
- .uop
- .potx
- .potm
- .pptx
- .rsspptm
- .aaf
- .xla
- .sxd
- .pot
- .eps
- .as3
- .pns
- .wpd
- .wps
- .msg
- .pps
- .xlam
- .xll
- .ost
- .sti
- .sxi
- .otp
- .odp
- .wks
- .vcf
- .xltx
- .xltm
- .xlsx
- .xlsm
- .xlsb
- .cntk
- .xlw
- .xlt
- .xlm
- .xlc
- .dif
- .sxc
- .vsd
- .ots
- .prn
- .ods
- .hwp
- .dotm
- .dotx
- .docm
- .docx
- .dot
- .cal
- .shw
- .sldm
- .txt
- .csv
- .mac
- .met
- .wk3
- .wk4
- .uot
- .rtf
- .sldx
- .xls
- .ppt
- .stw
- .sxw
- .dtd
- .eml
- .ott
- .odt
- .doc
- .odm
- .ppsm
- .xlr
- .odc
- .xlk
- .ppsx
- .obi
- .ppam
- .text
- .docb
- .wb2
- .mda
- .wk1
- .sxm
- .otg
- .oab
- .cmd
- .bat
- .h
- .asx
- .lua
- .pl
- .as
- .hpp
- .clas
- .js
- .fla
- .py
- .rb
- .jsp
- .cs
- .c
- .jar
- .java
- .asp
- .vb
- .vbs
- .asm
- .pas
- .cpp
- .php
- .plb
- .asc
- .lay6
- .pp4
- .pp5
- .ppf
- .pat
- .sct
- .ms11
- .lay
- .iff
- .ldf
- .tbk
- .swf
- .brd
- .css
- .dxf
- .dds
- .efx
- .sch
- .dch
- .ses
- .mml
- .fon
- .gif
- .psd
- .html
- .ico
- .ipe
- .dwg
- .jng
- .cdr
- .aep
- .aepx
- .123
- .prel
- .prpr
- .aet
- .fim
- .pfb
- .ppj
- .indd
- .mhtm
- .cmx
- .cpt
- .csl
- .indl
- .dsf
- .ds4
- .drw
- .indt
- .pdd
- .per
- .lcd
- .pct
- .prf
- .pst
- .inx
- .plt
- .idml
- .pmd
- .psp
- .ttf
- .3dm
- .ai
- .3ds
- .ps
- .cpx
- .str
- .cgm
- .clk
- .cdx
- .xhtm
- .cdt
- .fmv
- .aes
- .gem
- .max
- .svg
- .mid
- .iif
- .nd
- .2017
- .tt20
- .qsm
- .2015
- .2014
- .2013
- .aif
- .qbw
- .qbb
- .qbm
- .ptb
- .qbi
- .qbr
- .2012
- .des
- .v30
- .qbo
- .stc
- .lgb
- .qwc
- .qbp
- .qba
- .tlg
- .qbx
- .qby
- .1pa
- .ach
- .qpd
- .gdb
- .tax
- .qif
- .t14
- .qdf
- .ofx
- .qfx
- .t13
- .ebc
- .ebq
- .2016
- .tax2
- .mye
- .myox
- .ets
- .tt14
- .epb
- .500
- .txf
- .t15
- .t11
- .gpc
- .qtx
- .itf
- .tt13
- .t10
- .qsd
- .iban
- .ofc
- .bc9
- .mny
- .13t
- .qxf
- .amj
- .m14
- ._vc
- .tbp
- .qbk
- .aci
- .npc
- .qbmb
- .sba
- .cfp
- .nv2
- .tfx
- .n43
- .let
- .tt12
- .210
- .dac
- .slp
- .qb20
- .saj
- .zdb
- .tt15
- .ssg
- .t09
- .e
- .dat
Ransomware Routine
This Ransomware drops the following file(s) as ransom note:
- %Desktop%\@Leggimi_decrypt_Italian.txt
- %Desktop%\@readme_English.txt
- %Desktop%\@Readme_Spanish.txt
- %Desktop%\@Readme_turkish.txt
- %Desktop%\How_to_decrypt_files.txt
(Note: %Desktop% is the desktop folder, where it usually is C:\Documents and Settings\{user name}\Desktop in Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\Desktop in 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.)
NOTES:
This ransomware sets the desktop wallpaper to:
It also opens the following window:
The ransom note %Desktop%\@readme_English.txt and %Desktop%\How_to_decrypt_files.txt contains:
SOLUTION
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
Scan your computer with your Trend Micro product to delete files detected as RANSOM_HAKKED.A. 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 this Knowledge Base page for more information.
Step 4
Search and delete these files
- %Desktop%\@Leggimi_decrypt_Italian.txt
- %Desktop%\@readme_English.txt
- %Desktop%\@Readme_Spanish.txt
- %Desktop%\@Readme_turkish.txt
- %Desktop%\How_to_decrypt_files.txt
- %Desktop%\hacked.jpg
- %Desktop%\{malware name}.lnk
- %Desktop%\@Leggimi_decrypt_Italian.txt.hacked
- %Desktop%\@readme_English.txt.hacked
- %Desktop%\@Readme_Spanish.txt.hacked
- %Desktop%\@Readme_turkish.txt.hacked
- %Desktop%\How_to_decrypt_files.txt.hacked
- %Desktop%\hacked.jpg.hacked
Step 5
Reset your Desktop properties
Step 6
Restore encrypted files from backup.
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