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Analysis
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max time kernel
150s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20250129-en -
resource tags
arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system -
submitted
04/02/2025, 20:53
Behavioral task
behavioral1
Sample
JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe
Resource
win10v2004-20250129-en
General
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Target
JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe
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Size
336KB
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MD5
98226477de7a9fd9a88d7a37d98ec197
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SHA1
7a92a4998a51028050ea38cbf0cb83fd9fd2f12f
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SHA256
dd6c65f4a57116c571439088d2db56dac39c57ac12e8f08ec9cc2d3ffa822cc8
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SHA512
fd254aaef7abccce649be5713eadbbb4ec013140fbddab164ec66312dc68cf908b5b188b17a6ce6e9f438aaed0cdcbdbc08041b247eec0850ac0a3f083916ce8
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SSDEEP
6144:uMGnnmhXC8tpftVKAFHKeHXkI3pwwHeyv7gemG/0DzyrpDl3WjG6O9RVPL2Wu:uOtVKqqeXkUZ+yv6G/QUFlIjODVSWu
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\system32\\twext.exe," JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\twext.exe JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe File created C:\Windows\SysWOW64\twext.exe JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2028 set thread context of 5096 2028 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 85 -
resource yara_rule behavioral2/memory/2028-0-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/2028-10-0x0000000000400000-0x0000000000409000-memory.dmp upx -
System Location Discovery: System Language Discovery 1 TTPs 2 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_98226477de7a9fd9a88d7a37d98ec197.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2028 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2028 wrote to memory of 5096 2028 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 85 PID 2028 wrote to memory of 5096 2028 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 85 PID 2028 wrote to memory of 5096 2028 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 85 PID 2028 wrote to memory of 5096 2028 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 85 PID 2028 wrote to memory of 5096 2028 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 85 PID 2028 wrote to memory of 5096 2028 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 85 PID 2028 wrote to memory of 5096 2028 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 85 PID 2028 wrote to memory of 5096 2028 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 85 PID 2028 wrote to memory of 5096 2028 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 85 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5 PID 5096 wrote to memory of 608 5096 JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe 5
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:608
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2028 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_98226477de7a9fd9a88d7a37d98ec197.exe"2⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5096
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