Analysis
- max time kernel
147s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
11/08/2023, 04:45
General
- Target PO.exe
- Size 1.1MB
- Sample230811-fdte8acg6t
- SHA256 651dab0c412d486d01f1c2b279f0281ed1a9eb53ab80dcabf34734242a114f5a
Malware Config
Extracted
-
darkcloud
- email_from
- email_to
Signatures
- DarkCloud
An information stealer written in Visual Basic.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WVJbuXc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp27A3.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\PO.exe"{path}"2⤵
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
tmp27A3.tmp
memory/1708-153-0x0000000000400000-0x000000000046E000-memory.dmp
memory/1708-149-0x0000000000400000-0x000000000046E000-memory.dmp
memory/1708-146-0x0000000000400000-0x000000000046E000-memory.dmp
memory/3296-139-0x00000000057D0000-0x00000000057DA000-memory.dmp
memory/3296-138-0x0000000005A50000-0x0000000005A60000-memory.dmp
memory/3296-133-0x0000000074E60000-0x0000000075610000-memory.dmp
memory/3296-140-0x0000000005A60000-0x0000000005AB6000-memory.dmp
memory/3296-141-0x0000000074E60000-0x0000000075610000-memory.dmp
memory/3296-142-0x0000000005A50000-0x0000000005A60000-memory.dmp
memory/3296-137-0x00000000058A0000-0x0000000005932000-memory.dmp
memory/3296-136-0x0000000005DB0000-0x0000000006354000-memory.dmp
memory/3296-135-0x0000000005720000-0x00000000057BC000-memory.dmp
memory/3296-150-0x0000000074E60000-0x0000000075610000-memory.dmp
memory/3296-134-0x0000000000C30000-0x0000000000D44000-memory.dmp