Analysis
- max time kernel
106s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
- submitted
07/11/2022, 23:27
General
- Target 0549f986d407ef60f55524c3d27b2b72f16038fb0cc13c27aabdde2fb3b3f9e2.exe
- Size 4.0MB
- Sample221107-3fsm2aeef6
- SHA256 0549f986d407ef60f55524c3d27b2b72f16038fb0cc13c27aabdde2fb3b3f9e2
Malware Config
Extracted
-
joker
-
https://htuzi.oss-cn-shanghai.aliyuncs.com
Signatures
- Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
- Detect Blackmoon payload 4 IoCs
- joker
Joker is an Android malware that targets billing and SMS fraud.
- Executes dropped EXE 1 IoCs
- UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Suspicious behavior: EnumeratesProcesses 10 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 3 IoCs
- Suspicious use of SendNotifyMessage 3 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\0549f986d407ef60f55524c3d27b2b72f16038fb0cc13c27aabdde2fb3b3f9e2.exe"C:\Users\Admin\AppData\Local\Temp\0549f986d407ef60f55524c3d27b2b72f16038fb0cc13c27aabdde2fb3b3f9e2.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\tuzi_nsudo\NSudo.exe"C:\Users\Admin\AppData\Local\Temp\tuzi_nsudo\NSudo.exe" -U:S "C:\Users\Admin\AppData\Local\Temp\0549f986d407ef60f55524c3d27b2b72f16038fb0cc13c27aabdde2fb3b3f9e2.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
NSudo.exe
NSudo.json
memory/1780-132-0x0000000000400000-0x0000000001092000-memory.dmp
memory/1780-133-0x0000000000400000-0x0000000001092000-memory.dmp
memory/1780-134-0x0000000000400000-0x0000000001092000-memory.dmp
memory/1780-135-0x0000000010000000-0x00000000100BE000-memory.dmp
memory/1780-137-0x0000000010000000-0x00000000100BE000-memory.dmp
memory/1780-138-0x0000000010000000-0x00000000100BE000-memory.dmp
memory/1780-139-0x0000000010000000-0x00000000100BE000-memory.dmp
memory/1780-143-0x0000000000400000-0x0000000001092000-memory.dmp