Analysis
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max time kernel
134s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
05/05/2024, 05:01
Behavioral task
behavioral1
Sample
161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe
Resource
win7-20240215-en
General
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Target
161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe
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Size
666KB
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MD5
161745e5edeced6f450edbfd051d3546
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SHA1
eb6045627b352f22d166c137f623090753d71576
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SHA256
f3bd94f4817e3446fbdf0be6d1512bdf5891374a7abfdb84199b18e102983cc3
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SHA512
c20243e0e8b912e9f4d0476b407c018473937a46da969b33966291fc47da35e61de5377f848d3e3900e103be6e2cd7ad0b2197518c54326ce8dd4e60baf14940
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SSDEEP
12288:ybDqEkMs4q48IAeP0PifTEurPbvdqJplapLWTICNIYPKMTWN4t4OAUw91zRwIMf1:yXbs48LeP0P8E6dclWLi26KGOqMwIMt
Malware Config
Signatures
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Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe -
resource yara_rule behavioral2/memory/1192-0-0x0000000000400000-0x00000000005C7000-memory.dmp upx behavioral2/memory/1192-15-0x0000000000400000-0x00000000005C7000-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 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 1988 1192 WerFault.exe 84 2368 1192 WerFault.exe 84 -
Suspicious use of SetWindowsHookEx 9 IoCs
pid Process 1192 161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe 1192 161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe 1192 161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe 1192 161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe 1192 161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe 1192 161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe 1192 161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe 1192 161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe 1192 161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\161745e5edeced6f450edbfd051d3546_JaffaCakes118.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:1192 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1192 -s 13922⤵
- Program crash
PID:2368
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1192 -s 10602⤵
- Program crash
PID:1988
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1192 -ip 11921⤵PID:3476
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1192 -ip 11921⤵PID:1380