Analysis
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max time kernel
117s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
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submitted
28-03-2024 19:44
General
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Target
4752d99a2280a508c977e5dfaa69522f89e9cb97e19e1b2c331fe7cf016e0307.exe
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Size
600KB
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MD5
5955663becb854d9e5391ba22c9657c8
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SHA1
d99da742886cdc35b6dc1d6d45ce5a243cd4bb39
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SHA256
4752d99a2280a508c977e5dfaa69522f89e9cb97e19e1b2c331fe7cf016e0307
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SHA512
1c25ac9d97dc29c7e2d6bdfa1a92677e7383b9f6e9f6fbf790d9d625690e520f17ed46079db7e9edc79610ca62a26a6cf7ad7aebee99692f04d3844f7dc7654b
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SSDEEP
12288:GsHzOUNUSB/o5LsI1uwajJ5yvv1l2WHRi7d7j3vZSH+wws+EQQ4kT:piUmSB/o5d1ubcv/U7dcPwl9o
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://inhanoi.net.vn - Port:
21 - Username:
newboxoffice@inhanoi.net.vn - Password:
^TSt3!FK$UBA
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect packed .NET executables. Mostly AgentTeslaV4. 3 IoCs
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Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 3 IoCs
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Detects executables referencing Windows vault credential objects. Observed in infostealers 3 IoCs
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Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 3 IoCs
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Detects executables referencing many email and collaboration clients. Observed in information stealers 3 IoCs
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Detects executables referencing many file transfer clients. Observed in information stealers 3 IoCs
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UPX dump on OEP (original entry point) 2 IoCs
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UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
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Suspicious use of SetThreadContext 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious behavior: MapViewOfSection 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of FindShellTrayWindow 2 IoCs
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Suspicious use of SendNotifyMessage 2 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\4752d99a2280a508c977e5dfaa69522f89e9cb97e19e1b2c331fe7cf016e0307.exe"C:\Users\Admin\AppData\Local\Temp\4752d99a2280a508c977e5dfaa69522f89e9cb97e19e1b2c331fe7cf016e0307.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\4752d99a2280a508c977e5dfaa69522f89e9cb97e19e1b2c331fe7cf016e0307.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2368-12-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2368-14-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2368-16-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2368-18-0x0000000074880000-0x0000000074F6E000-memory.dmpFilesize
6.9MB
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memory/2368-19-0x0000000074880000-0x0000000074F6E000-memory.dmpFilesize
6.9MB
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memory/2368-20-0x0000000004B40000-0x0000000004B80000-memory.dmpFilesize
256KB
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memory/2416-0-0x0000000000F40000-0x0000000001098000-memory.dmpFilesize
1.3MB
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memory/2416-11-0x00000000001E0000-0x00000000001E4000-memory.dmpFilesize
16KB
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memory/2416-17-0x0000000000F40000-0x0000000001098000-memory.dmpFilesize
1.3MB