Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
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submitted
12-06-2024 11:43
General
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Target
Request for quotation # 532465.pdf........................exe
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Size
19KB
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MD5
6a31128c19807fc52a90780dd7016ab3
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SHA1
db8a662e197c954341458a671d7fd19050aa24e4
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SHA256
33ffafc42576d24e6ccb7917a9f5e0f073ca1df9ce70c1a0af48a82bb63f0117
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SHA512
0f6ff235b195671e5d1d0a63cade60f1cc662c7ee6a4f9e6e47c9ca60f01f3479e51a2e4c49635f8d2055edda968e46827833eff857520449147a8b7107dc9a0
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SSDEEP
384:XDNGjDFYTk5CGbvi6zmYXg6EYsYiPKRxw+v2dugB3QUnwK6kNgCo:zNS6TAp9jpsYiStudugBtz6kPo
Malware Config
Extracted
Protocol: smtp- Host:
mail.hazengineering.com - Port:
587 - Username:
[email protected] - Password:
Hazmuh59!*
Extracted
purecrypter
http://161.129.66.18/Yxnbi.wav
Extracted
agenttesla
Protocol: smtp- Host:
mail.hazengineering.com - Port:
587 - Username:
[email protected] - Password:
Hazmuh59!* - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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PureCrypter
PureCrypter is a .NET malware loader first seen in early 2021.
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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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Adds Run key to start application 2 TTPs 1 IoCs
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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 3 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Request for quotation # 532465.pdf........................exe"C:\Users\Admin\AppData\Local\Temp\Request for quotation # 532465.pdf........................exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Request for quotation # 532465.pdf........................exe"C:\Users\Admin\AppData\Local\Temp\Request for quotation # 532465.pdf........................exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
6.9MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
4KB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
48KB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
-
Filesize
2.2MB
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Filesize
2.2MB
-
Filesize
2.2MB
-
Filesize
2.2MB
-
Filesize
2.2MB
-
Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
304KB
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Filesize
440KB
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Filesize
336KB
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Filesize
6.9MB
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Filesize
272KB
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Filesize
6.9MB
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Filesize
6.9MB