Analysis
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max time kernel
141s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-01-2025 22:20
Behavioral task
behavioral1
Sample
JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe
Resource
win7-20240903-en
windows7-x64
8 signatures
150 seconds
General
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Target
JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe
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Size
34KB
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MD5
715ed023967bd6335dab9e676e2e23d7
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SHA1
b36933c98b9ab855acf2c6251b979b3b7f01a518
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SHA256
ea8ee68cf4d19e1a8e6760280a5cc78b8291e71378f0baff6a48b29f68114e20
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SHA512
5376dcdd35d188415e5358850e3015f9203ab69c0f7945734774f2e358d2b81586b6c3055c05ba60b9b8fdadbedd009c19ef70a625df0fd6045cb7881e78f8de
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SSDEEP
768:hp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:hpYoX58z1uirL98xMWnT0OQ9J2
Malware Config
Signatures
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Tinba family
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\F4FE1BFF = "C:\\Users\\Admin\\AppData\\Roaming\\F4FE1BFF\\bin.exe" winver.exe -
resource yara_rule behavioral2/memory/2512-0-0x0000000000400000-0x0000000000417000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 4324 848 WerFault.exe 84 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 848 winver.exe 848 winver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3460 Explorer.EXE Token: SeCreatePagefilePrivilege 3460 Explorer.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 848 winver.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2512 wrote to memory of 848 2512 JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe 84 PID 2512 wrote to memory of 848 2512 JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe 84 PID 2512 wrote to memory of 848 2512 JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe 84 PID 2512 wrote to memory of 848 2512 JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe 84 PID 848 wrote to memory of 3460 848 winver.exe 56 PID 848 wrote to memory of 3060 848 winver.exe 51
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:3060
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3460 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_715ed023967bd6335dab9e676e2e23d7.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2512 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:848 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 848 -s 3524⤵
- Program crash
PID:4324
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 848 -ip 8481⤵PID:4956