Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
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submitted
22-05-2024 09:13
General
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Target
DAI SHAN HAI - VESSEL DETAILS.pdf.scr
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Size
665KB
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MD5
b51160bbcf48437d66790f228769ce73
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SHA1
38865f0047aef6afdeff054baf3e6387ddd2b012
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SHA256
89bd0410a26507a9acbb4d5150b5f284e7a4263ddf65930234d9a3ebddb26da3
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SHA512
ed8714a3e4f918bf0cb62edfc19300714366e55393b3abbf60f8fd5b439146ceee26b062720238484efc0c240a2ceeadf981abe2f7406bf6b567f871f2acc1bd
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SSDEEP
12288:Q99RHgaa+nw+eybQ70OD0PdLGv4ZRo0WSJR+/2x8MARET204MK2eyBeg:QxAaa25eybVllLPZW52+MARJ04t
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\DAI SHAN HAI - VESSEL DETAILS.pdf.scr"C:\Users\Admin\AppData\Local\Temp\DAI SHAN HAI - VESSEL DETAILS.pdf.scr" /S1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\DAI SHAN HAI - VESSEL DETAILS.pdf.scr"C:\Users\Admin\AppData\Local\Temp\DAI SHAN HAI - VESSEL DETAILS.pdf.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/2104-21-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2104-19-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2104-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2104-9-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2104-24-0x0000000074220000-0x000000007490E000-memory.dmpFilesize
6.9MB
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memory/2104-22-0x0000000074220000-0x000000007490E000-memory.dmpFilesize
6.9MB
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memory/2104-17-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2104-8-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2104-11-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2104-25-0x0000000074220000-0x000000007490E000-memory.dmpFilesize
6.9MB
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memory/2104-13-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2460-2-0x0000000074220000-0x000000007490E000-memory.dmpFilesize
6.9MB
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memory/2460-0-0x000000007422E000-0x000000007422F000-memory.dmpFilesize
4KB
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memory/2460-1-0x0000000000940000-0x00000000009EC000-memory.dmpFilesize
688KB
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memory/2460-6-0x0000000005350000-0x00000000053D2000-memory.dmpFilesize
520KB
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memory/2460-5-0x0000000000490000-0x00000000004A0000-memory.dmpFilesize
64KB
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memory/2460-4-0x0000000000580000-0x000000000059A000-memory.dmpFilesize
104KB
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memory/2460-23-0x0000000074220000-0x000000007490E000-memory.dmpFilesize
6.9MB
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memory/2460-3-0x0000000004EB0000-0x0000000004F50000-memory.dmpFilesize
640KB