Analysis
- max time kernel
148s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
18/08/2022, 17:10
General
- Target MT10320221808-004. pdf.exe
- Size 697KB
- Sample220818-vpp99shdaq
- SHA256 726fd095c55cdab5860f8252050ebd2f3c3d8eace480f8422e52b3d4773b0d1c
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 3 IoCs
- Modifies Internet Explorer settings 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 46 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 7 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 15 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\MT10320221808-004. pdf.exe"C:\Users\Admin\AppData\Local\Temp\MT10320221808-004. pdf.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\MT10320221808-004. pdf.exe"C:\Users\Admin\AppData\Local\Temp\MT10320221808-004. pdf.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\MT10320221808-004. pdf.exe"C:\Users\Admin\AppData\Local\Temp\MT10320221808-004. pdf.exe"3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/916-144-0x0000000007920000-0x0000000007A43000-memory.dmp
memory/916-150-0x0000000007A50000-0x0000000007AE8000-memory.dmp
memory/916-152-0x0000000007A50000-0x0000000007AE8000-memory.dmp
memory/4696-133-0x00000000056B0000-0x0000000005C54000-memory.dmp
memory/4696-134-0x0000000005100000-0x0000000005192000-memory.dmp
memory/4696-135-0x00000000051A0000-0x00000000051AA000-memory.dmp
memory/4696-136-0x000000000B3F0000-0x000000000B48C000-memory.dmp
memory/4696-132-0x00000000006B0000-0x0000000000764000-memory.dmp
memory/4952-142-0x0000000001140000-0x000000000148A000-memory.dmp
memory/4952-143-0x0000000000E60000-0x0000000000E70000-memory.dmp
memory/4952-141-0x0000000000400000-0x000000000042B000-memory.dmp
memory/4952-139-0x0000000000400000-0x000000000042B000-memory.dmp
memory/5036-147-0x0000000000140000-0x000000000016B000-memory.dmp
memory/5036-148-0x00000000027E0000-0x0000000002B2A000-memory.dmp
memory/5036-149-0x0000000002630000-0x00000000026BF000-memory.dmp
memory/5036-146-0x0000000000DE0000-0x0000000001213000-memory.dmp
memory/5036-151-0x0000000000140000-0x000000000016B000-memory.dmp