Analysis
- max time kernel
232s - max time network
615s - platform
windows10_x64 - resource
win10-en-20210920 - submitted
24/09/2021, 02:07
General
- Target attached SOA & some Invoices.exe
- Size 3.2MB
- Sample210924-ckec4afeg6
- SHA256 9af4529917fe99ddec31841af17f0391908bc9b68d387f8ae3a9899cdbcb2315
Malware Config
Signatures
- UAC bypass 3 TTPs
- Checks whether UAC is enabled 1 TTPs 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious use of WriteProcessMemory 14 IoCs
- System policy modification 1 TTPs 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\attached SOA & some Invoices.exe"C:\Users\Admin\AppData\Local\Temp\attached SOA & some Invoices.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\attached SOA & some Invoices.exe"{path}"2⤵
- Checks whether UAC is enabled
- System policy modification
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1920-130-0x00000000033A0000-0x00000000033A1000-memory.dmp
memory/1920-129-0x0000000000400000-0x00000000007B5000-memory.dmp
memory/1920-127-0x0000000000400000-0x00000000007B5000-memory.dmp
memory/2384-122-0x0000000005F70000-0x0000000005F71000-memory.dmp
memory/2384-121-0x00000000056D0000-0x00000000056D1000-memory.dmp
memory/2384-115-0x0000000000890000-0x0000000000891000-memory.dmp
memory/2384-123-0x00000000053A0000-0x000000000543C000-memory.dmp
memory/2384-124-0x0000000004ED0000-0x0000000004EDE000-memory.dmp
memory/2384-125-0x00000000097F0000-0x0000000009A71000-memory.dmp
memory/2384-126-0x0000000009AC0000-0x0000000009E6B000-memory.dmp
memory/2384-120-0x00000000053D0000-0x00000000053D1000-memory.dmp
memory/2384-119-0x0000000005570000-0x0000000005571000-memory.dmp
memory/2384-118-0x0000000005A70000-0x0000000005A71000-memory.dmp
memory/2384-117-0x00000000054D0000-0x00000000054D1000-memory.dmp