Analysis
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max time kernel
117s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
07-12-2023 15:18
General
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Target
SecuriteInfo.com.Win32.CrypterX-gen.4872.19358.exe
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Size
777KB
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MD5
1a27787328335454dd7088c23d47b857
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SHA1
49bbde3ef989a9c4c43a4ca026cfc632fcab5136
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SHA256
583d249d488a67e338a0bbd3c03d3967fc179e226031bebde9b0913c889c70ac
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SHA512
faae3d7056387d240f4bcdb7a03deef3a440d96fc4dc34c6a41c61610f4d676b8afafa6862bb46ec658cb4a9f58c85e5ec566210bd165928674be690240141c5
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SSDEEP
12288:3GHhkZ548EdxclMGYCeqflEGhBZ1ZmfMAeiOMK0sXoe1ptHWOj:3uK/pixVGTNvZjl0Gl1n
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.mrgrouppk.com - Port:
587 - Username:
[email protected] - Password:
~_ShAzIa.MRG2023_~ - 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 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\SecuriteInfo.com.Win32.CrypterX-gen.4872.19358.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.4872.19358.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.4872.19358.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.4872.19358.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
800KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
104KB
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Filesize
32KB
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Filesize
40KB
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Filesize
496KB
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Filesize
6.9MB
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Filesize
264KB
-
Filesize
264KB
-
Filesize
264KB
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Filesize
4KB
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Filesize
264KB
-
Filesize
264KB
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Filesize
264KB
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Filesize
264KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
6.9MB