Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-01-2025 14:29
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_58af7b91af918aaaf0517c50728ea7ed.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
JaffaCakes118_58af7b91af918aaaf0517c50728ea7ed.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_58af7b91af918aaaf0517c50728ea7ed.exe
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Size
908KB
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MD5
58af7b91af918aaaf0517c50728ea7ed
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SHA1
a36361938df502286245392342b9f5d0c214ac94
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SHA256
24d6bdcc1fd603ed16d96146e9dd9c3c876c19f70a0b262de431e5c333b43d49
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SHA512
abfceb84ae216b4f92a7290d4d3ad0e7bb845026ea760d3d948479a792b1fbe8a526298ed5df8f4a4b7401aa8afc773f2920ea04be43e04b239f8586259840c6
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SSDEEP
12288:QqjqRBa80gi+TCUQpd6KA26mY6nltHnhm9FXRN:QwqN0gi+TCUQvHEFXb
Malware Config
Signatures
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Imminent family
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation JaffaCakes118_58af7b91af918aaaf0517c50728ea7ed.exe -
Executes dropped EXE 1 IoCs
pid Process 3780 print.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\model = "C:\\Users\\Admin\\AppData\\Roaming\\model\\print.exe" JaffaCakes118_58af7b91af918aaaf0517c50728ea7ed.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3780 set thread context of 1692 3780 print.exe 100 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_58af7b91af918aaaf0517c50728ea7ed.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language print.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1692 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1692 RegAsm.exe Token: 33 1692 RegAsm.exe Token: SeIncBasePriorityPrivilege 1692 RegAsm.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1692 RegAsm.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1544 wrote to memory of 3780 1544 JaffaCakes118_58af7b91af918aaaf0517c50728ea7ed.exe 99 PID 1544 wrote to memory of 3780 1544 JaffaCakes118_58af7b91af918aaaf0517c50728ea7ed.exe 99 PID 1544 wrote to memory of 3780 1544 JaffaCakes118_58af7b91af918aaaf0517c50728ea7ed.exe 99 PID 3780 wrote to memory of 1692 3780 print.exe 100 PID 3780 wrote to memory of 1692 3780 print.exe 100 PID 3780 wrote to memory of 1692 3780 print.exe 100 PID 3780 wrote to memory of 1692 3780 print.exe 100 PID 3780 wrote to memory of 1692 3780 print.exe 100 PID 3780 wrote to memory of 1692 3780 print.exe 100 PID 3780 wrote to memory of 1692 3780 print.exe 100 PID 3780 wrote to memory of 1692 3780 print.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_58af7b91af918aaaf0517c50728ea7ed.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_58af7b91af918aaaf0517c50728ea7ed.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1544 -
C:\Users\Admin\AppData\Roaming\model\print.exe"C:\Users\Admin\AppData\Roaming\model\print.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3780 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1692
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C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵PID:1716
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
908KB
MD5137a828686a9f109ff20a93fb1d0e2bb
SHA1d209cbbb608d86586bde6915beaf2a5e5267bd73
SHA256d7f319edca5706d6eb135092d9453b2b509f512b865b46ad76c0fe57a9c14180
SHA5122fe461813545291c956922930bb5000dd3f4a43f7ce5905803a74d1c797576fd4b3dd860b085033ead86f0522ad4075adbd1236ca4d9ee7b8245eea2f66c46c3