Analysis
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max time kernel
121s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
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submitted
04-12-2023 08:29
General
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Target
SecuriteInfo.com.Win32.PWSX-gen.4268.exe
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Size
811KB
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MD5
764fdeeae72acc95cf7dd67d18b5dcb1
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SHA1
8f743caab484d73cd0b61fe0054dfde201b93cc7
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SHA256
e412eefdae18fd9cbe6104af6a7fe7a544bb5a91d28c463ff2e4b33fa30c6628
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SHA512
4c1190eacfce0729f13ccab294b146910aa99d1a8fb553e3c771ba86006ce7646ee57de424c8311e001241db1ac6045035de9ac4c9f9e67240dc3646153b8c00
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SSDEEP
24576:U34/up+pJNYrq8AUOumbjekV+q6WfcvAYg:U38PJGaFbjrVj6WEvx
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
nne dimma080 - 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 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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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 3 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 17 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4268.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4268.exe"1⤵
- Suspicious use of SetThreadContext
- 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\YwYdAqYxrZ.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\YwYdAqYxrZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF383.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4268.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4268.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5972a346e59cd1326a7369e2ab7f0e15e
SHA14b462b9ee427ebe94da976a205a93cbcd40d1e43
SHA256498f865efa1c2a3062b0ecb59c9a353bd4d350fa4b4388c28b963a906a5e3084
SHA5127698e4698b621e6924d2f0ace1e377acfa22cc7197d370135a57f8fa7fb18d20438fa3adef4ed1a235f6bed6f5d2454d925c36e28f05665e13ee380291833796
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Filesize
840KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
96KB
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Filesize
32KB
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Filesize
40KB
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Filesize
488KB
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Filesize
6.9MB
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Filesize
4KB
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Filesize
256KB
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Filesize
264KB
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Filesize
264KB
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Filesize
264KB
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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
264KB
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Filesize
256KB
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Filesize
6.9MB
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Filesize
5.7MB
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Filesize
256KB
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Filesize
5.7MB
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Filesize
256KB
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Filesize
5.7MB