Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
25/07/2024, 18:44
Static task
static1
Behavioral task
behavioral1
Sample
70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe
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Size
706KB
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MD5
70c9ebf59c83f0a442c1bdade99740e5
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SHA1
dd7817ae2a6b6bb7731a8ad1837a6642fb3cbdba
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SHA256
7876993a47686c4ff4f817d55c357631ab5c494f4d00f2c9013dd05251da1b1c
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SHA512
1caca83d1145f0814dcf815f6e27056d51da8f9ae8c932994eddfee05264ebc4f2a57ec27b94157a24ecc19d7a8a516d0535deb3e4a21d93efb674b2ee83ea6e
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SSDEEP
12288:gp/iN/mlVdtvrYeyZJf7kPK+iqBZn+D73iKHeGspR8nF2grVF2+VgEa9:gpQ/6trYlvYPK+lqD73TeGspRWF2yO79
Malware Config
Signatures
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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-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation 70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe -
Executes dropped EXE 2 IoCs
pid Process 3236 ScrBlaze.scr 2160 ScrBlaze.scr -
Drops file in Windows directory 7 IoCs
description ioc Process File created C:\Windows\s18273659 70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe File opened for modification C:\Windows\s18273659 70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe File created C:\Windows\ScrBlaze.scr 70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe File created C:\Windows\s18273659 ScrBlaze.scr File opened for modification C:\Windows\s18273659 ScrBlaze.scr File created C:\Windows\s18273659 ScrBlaze.scr File opened for modification C:\Windows\s18273659 ScrBlaze.scr -
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 ScrBlaze.scr Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ScrBlaze.scr Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe -
Modifies Control Panel 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\Desktop 70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\Desktop\SCRNSAVE.EXE = "C:\\Windows\\ScrBlaze.scr" 70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2928 70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe 2928 70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe 3236 ScrBlaze.scr 3236 ScrBlaze.scr 2160 ScrBlaze.scr 2160 ScrBlaze.scr -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2928 wrote to memory of 3236 2928 70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe 93 PID 2928 wrote to memory of 3236 2928 70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe 93 PID 2928 wrote to memory of 3236 2928 70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\70c9ebf59c83f0a442c1bdade99740e5_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2928 -
C:\Windows\ScrBlaze.scr"C:\Windows\ScrBlaze.scr" /S2⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3236
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C:\Windows\ScrBlaze.scrC:\Windows\ScrBlaze.scr /s1⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2160
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
706KB
MD570c9ebf59c83f0a442c1bdade99740e5
SHA1dd7817ae2a6b6bb7731a8ad1837a6642fb3cbdba
SHA2567876993a47686c4ff4f817d55c357631ab5c494f4d00f2c9013dd05251da1b1c
SHA5121caca83d1145f0814dcf815f6e27056d51da8f9ae8c932994eddfee05264ebc4f2a57ec27b94157a24ecc19d7a8a516d0535deb3e4a21d93efb674b2ee83ea6e
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Filesize
900B
MD58039ba1fffa56729cbcd2073411ef8a0
SHA121db9d2ed50eac034d690d851dfce862bbbae963
SHA256a6547459a710e15b0726652c167d64c8a4ad690e0667819eec14e3db2a0ff248
SHA512e1c1a22f600f148d42b9f9a00dfd854d8e28bc3bcd14c3a9ff1f8ac38c993b3b89ca50fc89dbc621b3cc4250eb84453e408f19e45342b86783d5b5c2aca0e3b9