Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
21-04-2024 13:39
Behavioral task
behavioral1
Sample
ff672b6d51815ef9c86e163bfd23f1a5_JaffaCakes118.exe
Resource
win7-20240215-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
ff672b6d51815ef9c86e163bfd23f1a5_JaffaCakes118.exe
Resource
win10v2004-20240412-en
windows10-2004-x64
15 signatures
150 seconds
General
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Target
ff672b6d51815ef9c86e163bfd23f1a5_JaffaCakes118.exe
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Size
60KB
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MD5
ff672b6d51815ef9c86e163bfd23f1a5
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SHA1
e4a08257258bc59d67992d762d60ea34f08a6b9d
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SHA256
5ec57873c7a4829f75472146d59eb8e44f926d9a0df8d4af51ca21c8cd80bace
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SHA512
d957e4e27e6eb10de02d032fbba52918dc9aa67c350b593463e9756fc8c91208a2065d35f13585b60414df5e19ed5f68aadbcb69630fc02b9a0201761064fd57
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SSDEEP
1536:OpPKoK6Scvp95XcMIbmA9Cm3o9bEkXHPv:OpPtTvJcMqCm3o9bEk/v
Score
8/10
Malware Config
Signatures
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Modifies Installed Components in the registry 2 TTPs 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files (x86)\SysNt Corp\settings.ini ff672b6d51815ef9c86e163bfd23f1a5_JaffaCakes118.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 ff672b6d51815ef9c86e163bfd23f1a5_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ff672b6d51815ef9c86e163bfd23f1a5_JaffaCakes118.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_Classes\Local Settings explorer.exe -
Suspicious use of AdjustPrivilegeToken 16 IoCs
description pid Process Token: SeShutdownPrivilege 3024 explorer.exe Token: SeShutdownPrivilege 3024 explorer.exe Token: SeShutdownPrivilege 3024 explorer.exe Token: SeShutdownPrivilege 3024 explorer.exe Token: SeShutdownPrivilege 3024 explorer.exe Token: SeShutdownPrivilege 3024 explorer.exe Token: SeShutdownPrivilege 3024 explorer.exe Token: SeShutdownPrivilege 3024 explorer.exe Token: SeShutdownPrivilege 3024 explorer.exe Token: SeShutdownPrivilege 3024 explorer.exe Token: SeShutdownPrivilege 3024 explorer.exe Token: SeShutdownPrivilege 3024 explorer.exe Token: SeShutdownPrivilege 3024 explorer.exe Token: SeShutdownPrivilege 3024 explorer.exe Token: SeShutdownPrivilege 3024 explorer.exe Token: SeShutdownPrivilege 3024 explorer.exe -
Suspicious use of FindShellTrayWindow 27 IoCs
pid Process 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe -
Suspicious use of SendNotifyMessage 17 IoCs
pid Process 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe 3024 explorer.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2484 wrote to memory of 2512 2484 ff672b6d51815ef9c86e163bfd23f1a5_JaffaCakes118.exe 29 PID 2484 wrote to memory of 2512 2484 ff672b6d51815ef9c86e163bfd23f1a5_JaffaCakes118.exe 29 PID 2484 wrote to memory of 2512 2484 ff672b6d51815ef9c86e163bfd23f1a5_JaffaCakes118.exe 29 PID 2484 wrote to memory of 2512 2484 ff672b6d51815ef9c86e163bfd23f1a5_JaffaCakes118.exe 29 PID 2512 wrote to memory of 3024 2512 runas.exe 30 PID 2512 wrote to memory of 3024 2512 runas.exe 30 PID 2512 wrote to memory of 3024 2512 runas.exe 30 PID 2512 wrote to memory of 3024 2512 runas.exe 30 PID 3024 wrote to memory of 2696 3024 explorer.exe 31 PID 3024 wrote to memory of 2696 3024 explorer.exe 31 PID 3024 wrote to memory of 2696 3024 explorer.exe 31 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\ff672b6d51815ef9c86e163bfd23f1a5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ff672b6d51815ef9c86e163bfd23f1a5_JaffaCakes118.exe"1⤵
- Drops file in Program Files directory
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:2484 -
C:\Windows\SysWOW64\runas.exerunas /trustlevel:0x20000 C:\Windows\explorer.exe2⤵
- Suspicious use of WriteProcessMemory
PID:2512 -
C:\Windows\explorer.exeC:\Windows\explorer.exe3⤵
- Modifies Installed Components in the registry
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3024 -
C:\Windows\system32\ctfmon.exectfmon.exe4⤵PID:2696
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