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Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
26/05/2024, 00:44
Behavioral task
behavioral1
Sample
73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
Resource
win7-20240419-en
General
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Target
73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
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Size
5.1MB
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MD5
73cb7b5917083288122e8a98728af6f8
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SHA1
c3f43455b36b70f0d3ba0c15f3506a9d7c4f7766
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SHA256
41b3de39f31700d73a9ac1479d7e4d95b61e24726b452dcaee085c303da04754
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SHA512
0cb3b39fe5c2f213c8d39010251ce5587c035718756ed4ac6b4e72bb540a674f133a3129ee317ea4004176c2518e3266fe35f4a3968c7fb400f882be877f2898
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SSDEEP
98304:1F+7wWmibYKXFWBf/ZXQLcKnICEb9mChJty7upim31awJH13JDhZG9:C7oikKcBXBQLcKICEcClyIica+13JDhy
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1200-0-0x0000000000F00000-0x0000000001BBC000-memory.dmp upx behavioral1/memory/1400-25-0x0000000000F00000-0x0000000001BBC000-memory.dmp upx behavioral1/memory/1200-24-0x0000000000F00000-0x0000000001BBC000-memory.dmp upx -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Maps connected drives based on registry 3 TTPs 3 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\Count 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1200 set thread context of 1400 1200 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 28 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1400 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 1400 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1200 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 1400 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 1400 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 1400 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 1400 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1200 wrote to memory of 1400 1200 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 28 PID 1200 wrote to memory of 1400 1200 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 28 PID 1200 wrote to memory of 1400 1200 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 28 PID 1200 wrote to memory of 1400 1200 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 28 PID 1200 wrote to memory of 1400 1200 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 28 PID 1200 wrote to memory of 1400 1200 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 28 PID 1200 wrote to memory of 1400 1200 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 28 PID 1200 wrote to memory of 1400 1200 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 28 PID 1200 wrote to memory of 1400 1200 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 28 PID 1200 wrote to memory of 1400 1200 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 28 PID 1200 wrote to memory of 1400 1200 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 28 PID 1200 wrote to memory of 1400 1200 73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1200 -
C:\Users\Admin\AppData\Local\Temp\73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe"2⤵
- Maps connected drives based on registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1400
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