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Analysis
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max time kernel
149s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
25/06/2024, 21:40
Static task
static1
Behavioral task
behavioral1
Sample
0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe
Resource
win10v2004-20240611-en
General
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Target
0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe
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Size
39KB
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MD5
0fa0bfca273bf9bda2ae1d27513a6a59
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SHA1
602d3c0fb0a10601fe789565ea426abcea14784b
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SHA256
f3a44b20e917386061d5069866306f9e2bde299c22138b9b6742fb14d7714540
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SHA512
e83a897f5c842914e3db6350de529c1fec4f52122c6a0b3af2eb6172c163b4fa924611ed549ca23ef10f43c258a293838dc71bf38502a899e8bf8a131b54980d
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SSDEEP
768:mBS+UJIHhE/u9ZNDZZXcckeL4OV1d1e14Tj6yd3jUi8K2:mtFhYa/NuS4enTjtN8
Malware Config
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1252 netsh.exe -
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-1-5-21-3665033694-1447845302-680750983-1000\Control Panel\International\Geo\Nation 0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 3972 taskmon.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taskmon = "C:\\Windows\\taskmon.exe" taskmon.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\taskmon.exe 0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe File created C:\Windows\taskmon.exe 0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3884 0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3884 wrote to memory of 3972 3884 0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe 101 PID 3884 wrote to memory of 3972 3884 0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe 101 PID 3884 wrote to memory of 3972 3884 0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe 101 PID 3884 wrote to memory of 3944 3884 0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe 102 PID 3884 wrote to memory of 3944 3884 0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe 102 PID 3884 wrote to memory of 3944 3884 0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe 102 PID 3972 wrote to memory of 1252 3972 taskmon.exe 106 PID 3972 wrote to memory of 1252 3972 taskmon.exe 106 PID 3972 wrote to memory of 1252 3972 taskmon.exe 106
Processes
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C:\Users\Admin\AppData\Local\Temp\0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3884 -
C:\Windows\taskmon.exeC:\Windows\taskmon.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3972 -
C:\Windows\SysWOW64\netsh.exenetsh firewall set allowedprogram "C:\Windows\taskmon.exe" enable3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
PID:1252
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\0FA0BF~1.EXE > nul2⤵PID:3944
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1304,i,6522675234395427298,2952738987384583032,262144 --variations-seed-version --mojo-platform-channel-handle=4432 /prefetch:81⤵PID:4840
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Replay Monitor
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Downloads
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Filesize
39KB
MD50fa0bfca273bf9bda2ae1d27513a6a59
SHA1602d3c0fb0a10601fe789565ea426abcea14784b
SHA256f3a44b20e917386061d5069866306f9e2bde299c22138b9b6742fb14d7714540
SHA512e83a897f5c842914e3db6350de529c1fec4f52122c6a0b3af2eb6172c163b4fa924611ed549ca23ef10f43c258a293838dc71bf38502a899e8bf8a131b54980d