Analysis
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max time kernel
150s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
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submitted
25-04-2024 02:39
General
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Target
bca01f2005ff59a51ee6f0a9429611f4fe3889010cf897e2970461596230fecc.exe
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Size
648KB
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MD5
ab85c7aea92216cde96fc568abefda94
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SHA1
4a5142ca1bff60435ef05324c960cd9f5237726d
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SHA256
bca01f2005ff59a51ee6f0a9429611f4fe3889010cf897e2970461596230fecc
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SHA512
37869b4b20ad99c82ee5dbdc418256f70d6de57b914766ff423343611dab67271a9b0efc5b85580cc840c7c3ac7d52b775eacb8fb107ab8163c8a981a6aafb68
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SSDEEP
12288:2cK1iNZRAGnGz2uitVr4xHhmqq+mIwNeI379e9YucZ4X5epKCaUjInrsxI2d/ws:rl1GKuits7Pm/737cujZYeECcrsb4
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.indra-precision.co.th - Port:
21 - Username:
[email protected] - Password:
UW8f$y[fBOEs
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. 1 IoCs
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Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
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Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
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Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
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Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
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Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
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Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\bca01f2005ff59a51ee6f0a9429611f4fe3889010cf897e2970461596230fecc.exe"C:\Users\Admin\AppData\Local\Temp\bca01f2005ff59a51ee6f0a9429611f4fe3889010cf897e2970461596230fecc.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1800-0-0x0000000000A80000-0x0000000000B28000-memory.dmpFilesize
672KB
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memory/1800-1-0x0000000073EC0000-0x00000000745AE000-memory.dmpFilesize
6.9MB
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memory/1800-2-0x0000000004BD0000-0x0000000004C10000-memory.dmpFilesize
256KB
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memory/1800-3-0x00000000004E0000-0x00000000004F8000-memory.dmpFilesize
96KB
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memory/1800-4-0x0000000000500000-0x000000000050E000-memory.dmpFilesize
56KB
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memory/1800-5-0x0000000000510000-0x0000000000524000-memory.dmpFilesize
80KB
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memory/1800-6-0x0000000000440000-0x00000000004C4000-memory.dmpFilesize
528KB
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memory/1800-7-0x0000000004700000-0x0000000004742000-memory.dmpFilesize
264KB
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memory/1800-8-0x0000000073EC0000-0x00000000745AE000-memory.dmpFilesize
6.9MB
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memory/1800-9-0x0000000004BD0000-0x0000000004C10000-memory.dmpFilesize
256KB