Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
22-05-2024 09:18
General
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Target
MV HE FAN DETAILS (1)(1).doc.scr
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Size
670KB
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MD5
c5a0ba17188d0ecf5f6952841b5228d3
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SHA1
a56118c862235208b608b88c6da4a925d6e0ff3a
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SHA256
17eeb291958feacdd246e605d777ce98fc9be320fd378283ac2764f1bc3b4c25
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SHA512
884853fa3170151fdac122e9e3536a1cbd48cda2a9de7325ac80f3d8d501d9846736384e62047ac1e1b0b8cc74be26356bcc05639219929d751f563137f30d87
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SSDEEP
12288:4D67tMcRHg4tHiYOH3KvXRM80k8Zv+JaqSIKXOF+ZHYCccwJ68QnGh:FMcR9HyX+BM80kQEaLpOF+tYCVnn
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://beirutrest.com - Port:
21 - Username:
[email protected] - Password:
9yXQ39wz(uL+
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\MV HE FAN DETAILS (1)(1).doc.scr"C:\Users\Admin\AppData\Local\Temp\MV HE FAN DETAILS (1)(1).doc.scr" /S1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\MV HE FAN DETAILS (1)(1).doc.scr"C:\Users\Admin\AppData\Local\Temp\MV HE FAN DETAILS (1)(1).doc.scr"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2520-20-0x0000000074520000-0x0000000074C0E000-memory.dmpFilesize
6.9MB
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memory/2520-17-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2520-15-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2520-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2520-22-0x0000000074520000-0x0000000074C0E000-memory.dmpFilesize
6.9MB
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memory/2520-9-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2520-12-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2520-8-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2520-11-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2520-23-0x0000000074520000-0x0000000074C0E000-memory.dmpFilesize
6.9MB
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memory/2520-19-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2992-2-0x0000000074520000-0x0000000074C0E000-memory.dmpFilesize
6.9MB
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memory/2992-0-0x000000007452E000-0x000000007452F000-memory.dmpFilesize
4KB
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memory/2992-1-0x00000000009B0000-0x0000000000A5E000-memory.dmpFilesize
696KB
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memory/2992-6-0x0000000004FE0000-0x0000000005062000-memory.dmpFilesize
520KB
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memory/2992-21-0x0000000074520000-0x0000000074C0E000-memory.dmpFilesize
6.9MB
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memory/2992-5-0x0000000000400000-0x0000000000410000-memory.dmpFilesize
64KB
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memory/2992-4-0x0000000000550000-0x000000000056A000-memory.dmpFilesize
104KB
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memory/2992-3-0x0000000000A60000-0x0000000000B00000-memory.dmpFilesize
640KB