Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
29/03/2024, 05:37
General
- Target 19db627b8604bee18beca5c511890f6c_JaffaCakes118.exe
- Size 89KB
- Sample240329-ga8amsbf28
- SHA256 a8b35391493b0fb6f8ba6ab4c71946eab7040cb6cabf15ecedf698cc1dbac10c
Malware Config
Signatures
- Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
- UPX packed file 1 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Adds Run key to start application 2 TTPs 1 IoCs
- Program crash 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of FindShellTrayWindow 3 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Windows\system32\sihost.exesihost.exe1⤵
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
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C:\Users\Admin\AppData\Local\Temp\19db627b8604bee18beca5c511890f6c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\19db627b8604bee18beca5c511890f6c_JaffaCakes118.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 576 -s 3524⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 576 -ip 5761⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/576-5-0x00000000778A2000-0x00000000778A3000-memory.dmp
memory/576-16-0x0000000000C80000-0x0000000000C86000-memory.dmp
memory/576-7-0x0000000000C80000-0x0000000000C86000-memory.dmp
memory/2808-4-0x0000000002290000-0x0000000002C90000-memory.dmp
memory/2808-0-0x0000000000400000-0x0000000000418000-memory.dmp
memory/2808-9-0x0000000000400000-0x0000000000418000-memory.dmp
memory/2808-10-0x0000000002290000-0x0000000002C90000-memory.dmp
memory/2808-1-0x00000000004A0000-0x00000000004A1000-memory.dmp
memory/2928-15-0x0000000000AE0000-0x0000000000AE6000-memory.dmp
memory/3404-3-0x0000000000B10000-0x0000000000B16000-memory.dmp
memory/3404-6-0x00007FF80956D000-0x00007FF80956E000-memory.dmp
memory/3404-2-0x0000000000B10000-0x0000000000B16000-memory.dmp
memory/3404-8-0x00007FF809700000-0x00007FF809701000-memory.dmp
memory/3404-11-0x00007FF8096E0000-0x00007FF8096E1000-memory.dmp