Analysis
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max time kernel
119s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
13/02/2024, 04:57
General
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Target
ba9c0fc610a435fc11f48caf932a52f15e418d45e9ec21c83e08e624b28a8b90.exe
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Size
732KB
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MD5
f03d0db80476652ed382c76708ef9eee
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SHA1
9af52befe94c41e3ffc0e2abca5f3df51ffbeb5d
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SHA256
ba9c0fc610a435fc11f48caf932a52f15e418d45e9ec21c83e08e624b28a8b90
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SHA512
fd179e6b9228bcf01143148a05f9c61083d068f6f1e5c0de29eb3360cfc1d1b0964e237b09f454e63c2e08c6ec6ca6bad8a3682a079ce242ec96c49dd090a17a
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SSDEEP
12288:j33ZyPIDwOw8ftv9+ZDO6DeMTLIHmz+WQ5VRQmOXgiVtp3g5Hdv2kiQPmoIbWYV:j33Z8MBiK6PIGCLVemOgQaHd2khPfIHV
Malware Config
Extracted
Protocol: smtp- Host:
mail.mcmkimya.com - Port:
587 - Username:
[email protected] - Password:
kG9xExPyfQBnPtnzYTpg
Extracted
agenttesla
Protocol: smtp- Host:
mail.mcmkimya.com - Port:
587 - Username:
[email protected] - Password:
kG9xExPyfQBnPtnzYTpg - 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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Detect packed .NET executables. Mostly AgentTeslaV4. 7 IoCs
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Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 7 IoCs
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Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 7 IoCs
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Detects executables referencing Windows vault credential objects. Observed in infostealers 7 IoCs
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Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 7 IoCs
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Detects executables referencing many email and collaboration clients. Observed in information stealers 7 IoCs
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Detects executables referencing many file transfer clients. Observed in information stealers 7 IoCs
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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 1 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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 17 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 17 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\ba9c0fc610a435fc11f48caf932a52f15e418d45e9ec21c83e08e624b28a8b90.exe"C:\Users\Admin\AppData\Local\Temp\ba9c0fc610a435fc11f48caf932a52f15e418d45e9ec21c83e08e624b28a8b90.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\mDszsm.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mDszsm" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFF26.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\ba9c0fc610a435fc11f48caf932a52f15e418d45e9ec21c83e08e624b28a8b90.exe"C:\Users\Admin\AppData\Local\Temp\ba9c0fc610a435fc11f48caf932a52f15e418d45e9ec21c83e08e624b28a8b90.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
1KB
MD51cf6506dd38e740b1fbc300713e0c634
SHA1c580f4c86a840791e360fd7a0aadaf859abf0b5c
SHA25678e74b9aff1fd0b036a8e477f05d985d548cdb594a1d517b710994793d45959b
SHA512799d9dc98dbb96ac982e27570e44721b09bd6837ffb2c780afe2ae3ebcfc693bd403b6d8e7fe6eddb0f0d619db23322e47f6752d3f197fe934a371062cfe1f2b
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Filesize
272KB
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Filesize
6.9MB
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Filesize
272KB
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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
272KB
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Filesize
272KB
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Filesize
272KB
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Filesize
272KB
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Filesize
272KB
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Filesize
256KB
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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
536KB
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Filesize
6.9MB
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Filesize
56KB
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Filesize
40KB
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Filesize
752KB
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Filesize
80KB
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
256KB
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Filesize
256KB
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Filesize
5.7MB