Analysis
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max time kernel
142s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
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submitted
21-11-2023 02:01
General
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Target
231121-06-AgentTesla-b971a6.exe
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Size
570KB
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MD5
65edafe0dc5427f4cec4e29ad9cb18bc
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SHA1
b971a6aaf0c0daa035d9186b9cc49e72a5fc9976
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SHA256
e68f725f8d131c3cc5e5cbac5bc454cd9c1848039ee706c975262ef2073e75d3
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SHA512
a0c4bb45bd0dfa245a13502f0e51758ca2ec878a9eeec3ec0b82cdb2125981bf0de89f07c84029360676149bb61476345a032c9338bf9a3e304ea4e9e4e6b8fe
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SSDEEP
12288:bXHfGsaMlvWCwqLRtT34We8Op0UHUpIPEGWQAwna:bXHe8BLRtTn52EG5Awna
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.experthvac.ro - Port:
21 - Username:
[email protected] - Password:
-8{jszMOY*Z8(~Za0#jyP%o7VoB.0)kk^)7_
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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Accesses Microsoft Outlook profiles 1 TTPs 3 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 2 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\231121-06-AgentTesla-b971a6.exe"C:\Users\Admin\AppData\Local\Temp\231121-06-AgentTesla-b971a6.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
192KB
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Filesize
64KB
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Filesize
7.7MB
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Filesize
1.8MB
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Filesize
320KB
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Filesize
408KB
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Filesize
64KB
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Filesize
7.7MB
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Filesize
64KB
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Filesize
7.7MB
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Filesize
592KB
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Filesize
64KB
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Filesize
104KB
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Filesize
24KB
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Filesize
64KB
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Filesize
7.7MB
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Filesize
40KB
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Filesize
584KB
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Filesize
272KB
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Filesize
64KB
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Filesize
5.6MB
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Filesize
624KB
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Filesize
7.7MB