Analysis
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max time kernel
134s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
05-04-2024 05:06
Behavioral task
behavioral1
Sample
cba5cb767bab243da124616f665b53cc_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
cba5cb767bab243da124616f665b53cc_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
cba5cb767bab243da124616f665b53cc_JaffaCakes118.exe
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Size
34KB
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MD5
cba5cb767bab243da124616f665b53cc
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SHA1
3e1157e71c5fb61bd7027c7c69a1fd420bc15330
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SHA256
0aad8e3326bb0685465cd130f41ad0774c040aa55333bfd8076fb0e194e710a9
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SHA512
03440b5531c6b3926df1521477a2149aba08ab535fd3bc0a3c847d8646f82e9fd99a49f1f861571c8175c15e2c70e1e2f2c8ea957e77171a4ff1935f31932beb
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SSDEEP
768:0p22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:0pYoX58z1uirL98xMWnT0OQ9J2
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/3036-0-0x0000000000400000-0x0000000000417000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
winver.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\C581EE16 = "C:\\Users\\Admin\\AppData\\Roaming\\C581EE16\\bin.exe" winver.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3592 5024 WerFault.exe winver.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
winver.exepid process 5024 winver.exe 5024 winver.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3536 Explorer.EXE Token: SeCreatePagefilePrivilege 3536 Explorer.EXE Token: SeShutdownPrivilege 3536 Explorer.EXE Token: SeCreatePagefilePrivilege 3536 Explorer.EXE Token: SeShutdownPrivilege 3536 Explorer.EXE Token: SeCreatePagefilePrivilege 3536 Explorer.EXE Token: SeShutdownPrivilege 3536 Explorer.EXE Token: SeCreatePagefilePrivilege 3536 Explorer.EXE Token: SeShutdownPrivilege 3536 Explorer.EXE Token: SeCreatePagefilePrivilege 3536 Explorer.EXE -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
winver.exeExplorer.EXEpid process 5024 winver.exe 3536 Explorer.EXE 3536 Explorer.EXE -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
Explorer.EXEpid process 3536 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
cba5cb767bab243da124616f665b53cc_JaffaCakes118.exewinver.exedescription pid process target process PID 3036 wrote to memory of 5024 3036 cba5cb767bab243da124616f665b53cc_JaffaCakes118.exe winver.exe PID 3036 wrote to memory of 5024 3036 cba5cb767bab243da124616f665b53cc_JaffaCakes118.exe winver.exe PID 3036 wrote to memory of 5024 3036 cba5cb767bab243da124616f665b53cc_JaffaCakes118.exe winver.exe PID 3036 wrote to memory of 5024 3036 cba5cb767bab243da124616f665b53cc_JaffaCakes118.exe winver.exe PID 5024 wrote to memory of 3536 5024 winver.exe Explorer.EXE PID 5024 wrote to memory of 2540 5024 winver.exe sihost.exe
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2540
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3536 -
C:\Users\Admin\AppData\Local\Temp\cba5cb767bab243da124616f665b53cc_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\cba5cb767bab243da124616f665b53cc_JaffaCakes118.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3036 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:5024 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5024 -s 3564⤵
- Program crash
PID:3592
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 5024 -ip 50241⤵PID:1164