Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240704-en -
resource tags
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submitted
05-07-2024 08:17
General
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Target
HMM 38K (VESSEL'S SPEC).docx.scr
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Size
733KB
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MD5
56e47e0129e272ba1eff88e5534f158e
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SHA1
65ed0bdec28f86816c0deb8d7f5a086cb4efe960
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SHA256
2203be2d5efe38aac23a419b758e268dc9731c1d2ce67743efcbc9b8fc2b73d7
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SHA512
21029eb6632a03920de1f15fa2c5808dce27f2fbe3914860ded6175018d1cd12f58c296c3c901569d80bcbb9c859bd250dc0b36198fcd0ae78ab17f41bef0110
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SSDEEP
12288:m5GWzwh67fOkaNJTmECqOIzm6d1E8qaJIiHaYxWnoys5u:iVk4LOkaXXTTd1izDNs5
Malware Config
Extracted
Protocol: ftp- Host:
beirutrest.com - Port:
21 - Username:
[email protected] - Password:
9yXQ39wz(uL+
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 4 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 11 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\HMM 38K (VESSEL'S SPEC).docx.scr"C:\Users\Admin\AppData\Local\Temp\HMM 38K (VESSEL'S SPEC).docx.scr" /S1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\HMM 38K (VESSEL'S SPEC).docx.scr"C:\Users\Admin\AppData\Local\Temp\HMM 38K (VESSEL'S SPEC).docx.scr"2⤵
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C:\Users\Admin\AppData\Local\Temp\HMM 38K (VESSEL'S SPEC).docx.scr"C:\Users\Admin\AppData\Local\Temp\HMM 38K (VESSEL'S SPEC).docx.scr"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
256KB
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Filesize
7.7MB
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Filesize
320KB
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Filesize
408KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
40KB
-
Filesize
104KB
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Filesize
32KB
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Filesize
48KB
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Filesize
520KB
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Filesize
624KB
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Filesize
752KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
584KB
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Filesize
5.6MB
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Filesize
760KB