Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
27/05/2024, 19:18
Behavioral task
behavioral1
Sample
7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe
Resource
win7-20240220-en
General
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Target
7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe
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Size
3.8MB
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MD5
7a39795e817636af542a878f97bdb5a5
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SHA1
5794fffd2a77c31d689386510fbfbd8aadc4a798
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SHA256
425d593f547823eff63de211670a8a7081bfd3b933f2b8edf95cb16a7daac4b0
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SHA512
1200c282dac9b2cd74a96b4dc69968e8ef3a641085249776ce2584fd226e33371a7bd5e1ff574e3e5d590f358548b4e344f11e25eb09cc6da0d309084608e908
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SSDEEP
98304:uZuarCtWyX0p+tUFHtrXCDHGkSn8b+vPdp:uZHrzyG+2aDHGkS8C/
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2768-0-0x0000000000F00000-0x00000000019F4000-memory.dmp upx behavioral1/memory/1752-24-0x0000000000F00000-0x00000000019F4000-memory.dmp upx behavioral1/memory/2768-23-0x0000000000F00000-0x00000000019F4000-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 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\Count 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2768 set thread context of 1752 2768 7a39795e817636af542a878f97bdb5a5_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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Main 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1752 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 1752 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1752 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 1752 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 1752 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 1752 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2768 wrote to memory of 1752 2768 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 28 PID 2768 wrote to memory of 1752 2768 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 28 PID 2768 wrote to memory of 1752 2768 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 28 PID 2768 wrote to memory of 1752 2768 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 28 PID 2768 wrote to memory of 1752 2768 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 28 PID 2768 wrote to memory of 1752 2768 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 28 PID 2768 wrote to memory of 1752 2768 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 28 PID 2768 wrote to memory of 1752 2768 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 28 PID 2768 wrote to memory of 1752 2768 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 28 PID 2768 wrote to memory of 1752 2768 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 28 PID 2768 wrote to memory of 1752 2768 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 28 PID 2768 wrote to memory of 1752 2768 7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2768 -
C:\Users\Admin\AppData\Local\Temp\7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\7a39795e817636af542a878f97bdb5a5_JaffaCakes118.exe"2⤵
- Maps connected drives based on registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1752
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