57dce55ba7f7cdb894d6253c50c7134a2351d725b96a36a9f0907737b3595662

Analysis

max time kernel
93s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
12/07/2024, 01:23

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General

Target

3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe
Size

378KB
MD5

3b7af0aff8c13401954fb6641f43d95e
SHA1

e66b7d41e95c3421f2146bc0304ccbdce56a32a9
SHA256

57dce55ba7f7cdb894d6253c50c7134a2351d725b96a36a9f0907737b3595662
SHA512

d1657ff39f1457eded7192644c7f6eef4b2012293c5cd4b886e2e0dcb6e97d3d5dded52cb9ed93a21dc639842698aa0aff5f34e537273c50b98ac91723d5212b
SSDEEP

6144:cRccJz+MsvuzhvMKE4TQ5sU5bGy9BqqDLuTipHrpXY8rk5CUUDr4Aun38CwzqqDu:c9SKhvMKU5V5bGy98qnuwpI8rk5CUUw5

Score

8^/10

persistence upx

Malware Config

Signatures

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\drivers\svchost32.dll	3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\drivers\svchost32.dll	3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x0008000000023477-10.dat	acprotect

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation	3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2740	rundll32.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3996-0-0x0000000000400000-0x0000000000460000-memory.dmp	upx
behavioral2/files/0x0008000000023477-10.dat	upx
behavioral2/memory/2740-12-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/3996-64-0x0000000000400000-0x0000000000460000-memory.dmp	upx
behavioral2/memory/2740-63-0x0000000000400000-0x000000000040F000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\svchost = "rundll32.exe C:\\Windows\\system32\\drivers\\svchost32.dll svchost"	3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\svchost = "rundll32.exe C:\\Windows\\system32\\drivers\\svchost32.dll svchost"	3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\MDOS.sys	3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\MDOS.sys	3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\MDOS.SYS	rundll32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "773596094"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "773596094"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "788283529"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31118330"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "427512386"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31118330"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31118330"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{59BC21CB-3FED-11EF-BE68-EE1473AF0696} = "0"	iexplore.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000_Classes\Local Settings	3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeBackupPrivilege	1508	vssvc.exe
Token: SeRestorePrivilege	1508	vssvc.exe
Token: SeAuditPrivilege	1508	vssvc.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3512	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3512	iexplore.exe
3512	iexplore.exe
3564	IEXPLORE.EXE
3564	IEXPLORE.EXE
3564	IEXPLORE.EXE
3564	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3996 wrote to memory of 1748	3996	3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe	86
PID 3996 wrote to memory of 1748	3996	3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe	86
PID 3996 wrote to memory of 1748	3996	3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe	86
PID 3996 wrote to memory of 2740	3996	3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe	91
PID 3996 wrote to memory of 2740	3996	3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe	91
PID 3996 wrote to memory of 2740	3996	3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe	91
PID 2740 wrote to memory of 3512	2740	rundll32.exe	92
PID 2740 wrote to memory of 3512	2740	rundll32.exe	92
PID 3512 wrote to memory of 3564	3512	iexplore.exe	93
PID 3512 wrote to memory of 3564	3512	iexplore.exe	93
PID 3512 wrote to memory of 3564	3512	iexplore.exe	93

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3b7af0aff8c13401954fb6641f43d95e_JaffaCakes118.exe"
1⤵
- Drops file in Drivers directory
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3996
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\reset.vbs"
  2⤵
  PID:1748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Windows\system32\drivers\svchost32.dll svchost
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2740
- - \??\c:\program files\internet explorer\iexplore.exe
    "c:\program files\internet explorer\iexplore.exe"
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3512
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3512 CREDAT:17410 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:3564

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\UEL5ICRL\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\reset.vbs

Filesize
214B

MD5
1d845c764862dd0c111e312d9cf8614f

SHA1
a48190c06dafcb54e6aabc9afb745b55012b8613

SHA256
ba61b1cbcc413986d7d51ab16570755ccfe931b8e101cd0bc5d260048527fa01

SHA512
29f649e1fc98a8e3d57b40d932c58ee92f00e6d79bc9d9f01fa526549b813ac8be368cb8ddbc1d80befec7fb1bec92d57bfbe293fccb4850beab719fccfb17cc

Download Submit
C:\Windows\SysWOW64\MDOS.SYS

Filesize
144KB

MD5
81055cdf18804c2474c73f4f3686c494

SHA1
df9970070bc40f251171343c05dc7ff4eed915ca

SHA256
0ecd4a13975cae9907ff7d89dd199a3be2f10692732c85c2b12b568d26e3eb64

SHA512
c41b13fc57ca077df15cd8645d3cbd8a90398243b2256b18345da0b1e37571fb41741b11dfb889c4e4b8ed66cb7ec1346066e91df74de13f6569fd90bb00e504

Download Submit
C:\Windows\SysWOW64\drivers\svchost32.dll

Filesize
12KB

MD5
5b455410c9ea7a5dce23739b62c0abdc

SHA1
b536a974fcfd0880e923a17e3168dca8dccb9dfd

SHA256
2904c3ad3a27cdb200d5365a4979e6a693c8964c59c1d1bdef71ed836604a25b

SHA512
a5fa7995f51f7026b922010dff6197653ed3543ef51fd0485bd2d3b3e2bfb9f4767b690a51a8147810a56e05c2f1439ad882cb12bf60f2e0b4d519f66e6786ec

Download Submit
memory/2740-12-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2740-63-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3512-46-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-40-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-20-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-22-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-21-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-24-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-32-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-33-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-36-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-45-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-47-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-54-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-55-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-56-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-61-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-53-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-52-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-48-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-14-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-44-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-43-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-42-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-41-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-17-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-38-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-34-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-31-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-30-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-28-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-27-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-26-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-23-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-19-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-18-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-15-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-66-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-68-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-67-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-65-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-69-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-71-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-72-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3512-73-0x00007FFC364B0000-0x00007FFC3651E000-memory.dmp

Filesize
440KB

Download
memory/3996-0-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/3996-64-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads