Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
23-05-2024 03:08
General
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Target
NEG-S16-20.xslx.scr
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Size
886KB
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MD5
deffa6528aa8ecf6e6f581ee41953497
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SHA1
acabd0b4f33c676e5152dacd0797a06c23bb98a4
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SHA256
bf5514d335e4930fc83a96c80379f37a04c3d7db5ce541de244f0a6dc0116a29
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SHA512
182b82c793b55b8737edd81a66f854b965d116e964c62de5b0b3b594774037aa99f8a21adc42cb1ff63e157c5a7bc44b799b28425acba63d7ff3454ac8546b3b
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SSDEEP
12288:/8vNAZt4fQ+foATEJyFkUtbrAllCHEhEFcu2WAPy:/8lkt4fzfhtkNfCoEuu2z
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 3 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 13 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\NEG-S16-20.xslx.scr"C:\Users\Admin\AppData\Local\Temp\NEG-S16-20.xslx.scr" /S1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\NEG-S16-20.xslx.scr"C:\Users\Admin\AppData\Local\Temp\NEG-S16-20.xslx.scr"2⤵
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C:\Users\Admin\AppData\Local\Temp\NEG-S16-20.xslx.scr"C:\Users\Admin\AppData\Local\Temp\NEG-S16-20.xslx.scr"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
4KB
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Filesize
912KB
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Filesize
104KB
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Filesize
6.9MB
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Filesize
64KB
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Filesize
520KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
256KB
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Filesize
256KB
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Filesize
256KB
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Filesize
256KB
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Filesize
256KB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
6.9MB
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Filesize
6.9MB