Analysis
- max time kernel
46s - max time network
36s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
19/01/2022, 11:19
General
- Target hesaphareketi-01.pdf.exe
- Size 431KB
- Sample220119-nevcxahcd8
- SHA256 446bb1cf953dd05ae5bdcf9eb993bb7fcce51a9ea68b17f7ea484c42a7fd873f
Score
7/10
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sFdmXZKFGJ.exe"2⤵
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sFdmXZKFGJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC89D.tmp"2⤵
- Creates scheduled task(s)
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3416-130-0x0000000000050000-0x00000000000C4000-memory.dmp
memory/3416-131-0x0000000004ED0000-0x0000000005474000-memory.dmp
memory/3416-132-0x00000000049C0000-0x0000000004A52000-memory.dmp
memory/3416-133-0x0000000004940000-0x000000000494A000-memory.dmp
memory/3416-134-0x0000000004920000-0x0000000004EC4000-memory.dmp
memory/3416-135-0x0000000006DF0000-0x0000000006E8C000-memory.dmp