Analysis
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max time kernel
134s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
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submitted
22-05-2024 18:23
General
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Target
Doc1000050789.exe
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Size
2.3MB
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MD5
93865833b3053530f78b1383f9209814
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SHA1
a79c8913e2dfb460e44b8d2e6a50d7fd92ea6612
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SHA256
09d3784d1f2f53fa0f4f30ea6a707acf92def296e10b25d3a42625db5823bfaa
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SHA512
4d46193d703504886e3e10276be867a31c92e922b3e2e461c85fbd573f54819756388d51c090d6c39d16c097b0785ad740405ca4f3309fc72b03ca4480e1c1e0
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SSDEEP
49152:2/VZrC9C/srB/8CO253KJf+vqioQIEh6U+Y70e1tBgT1ETeRxn5aa:2/z6CEJZ953K1+f+M+m0e1tBg2mxn8a
Malware Config
Extracted
Protocol: smtp- Host:
66.29.151.236 - Port:
587 - Username:
[email protected] - Password:
YuWsikfV67lD
Extracted
agenttesla
Protocol: smtp- Host:
66.29.151.236 - Port:
587 - Username:
[email protected] - Password:
YuWsikfV67lD - 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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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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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 3 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Doc1000050789.exe"C:\Users\Admin\AppData\Local\Temp\Doc1000050789.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\Doc1000050789.exe"C:\Users\Admin\AppData\Local\Temp\Doc1000050789.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
716B
MD5a92a2835b20b01436fb6517e97090bb1
SHA11a179d6b4018cc896708aa112b9d683176ba59b9
SHA256807a02aa126863cf5b802851a3b42d233a856346c0fb13517236815a1764e963
SHA512ef51b2bcfa1cdd33a02176d87b609f8ea4a6c4cfcf69094e88459a19bd1c187872b3a789a46e28869dad63f559cab8d51ac1125a172d71c477f3dd0ec60550a9
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Filesize
7.7MB
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Filesize
256KB
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Filesize
7.7MB
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Filesize
408KB
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Filesize
7.7MB
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Filesize
40KB
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Filesize
584KB
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Filesize
624KB
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Filesize
320KB
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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
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
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
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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
2.2MB
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Filesize
7.7MB
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Filesize
304KB
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Filesize
432KB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
5.6MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
7.7MB
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Filesize
2.3MB
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Filesize
4KB
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Filesize
336KB
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Filesize
7.7MB