Analysis
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max time kernel
149s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
19-09-2024 02:47
Behavioral task
behavioral1
Sample
ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe
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Size
23KB
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MD5
ea722b61e3266bcf21c0edd6321e1d80
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SHA1
b021bfbfd8c971b918a8976db9c22e62d9e4fa83
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SHA256
cfe0943ea56ef9d41e6d75871458662c57d55020f3dcf7999fbf888b7dfc08ef
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SHA512
e085c454f424957e29abe521ef631e66dc9d839fd980c203131e042cfb5573d28aee183e728cd3a874ce73416fd4eb397655ca1599bd599d7cc166ee393b13a0
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SSDEEP
384:Vr1MKFYuEEhERvoBG16Xuy0MHNw6Tg1Y+75JTFmRvR6JZlbw8hqIusZzZoEI:Vr+W4V6+yDRpcnu7d
Malware Config
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3448 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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 2216 systemwinW32.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\24c81bd0d2631bb6cbe3f3973e42798d = "\"C:\\Users\\Admin\\AppData\\Roaming\\systemwinW32.exe\" .." systemwinW32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\24c81bd0d2631bb6cbe3f3973e42798d = "\"C:\\Users\\Admin\\AppData\\Roaming\\systemwinW32.exe\" .." systemwinW32.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 -
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 ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language systemwinW32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: SeDebugPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe Token: 33 2216 systemwinW32.exe Token: SeIncBasePriorityPrivilege 2216 systemwinW32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3688 wrote to memory of 2216 3688 ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe 86 PID 3688 wrote to memory of 2216 3688 ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe 86 PID 3688 wrote to memory of 2216 3688 ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe 86 PID 2216 wrote to memory of 3448 2216 systemwinW32.exe 90 PID 2216 wrote to memory of 3448 2216 systemwinW32.exe 90 PID 2216 wrote to memory of 3448 2216 systemwinW32.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3688 -
C:\Users\Admin\AppData\Roaming\systemwinW32.exe"C:\Users\Admin\AppData\Roaming\systemwinW32.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2216 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\systemwinW32.exe" "systemwinW32.exe" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:3448
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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
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
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Filesize
23KB
MD5ea722b61e3266bcf21c0edd6321e1d80
SHA1b021bfbfd8c971b918a8976db9c22e62d9e4fa83
SHA256cfe0943ea56ef9d41e6d75871458662c57d55020f3dcf7999fbf888b7dfc08ef
SHA512e085c454f424957e29abe521ef631e66dc9d839fd980c203131e042cfb5573d28aee183e728cd3a874ce73416fd4eb397655ca1599bd599d7cc166ee393b13a0