Analysis
- max time kernel
121s - max time network
124s - platform
windows7_x64 - resource
win7-20240419-en - resource tags
- submitted
30/04/2024, 10:42
General
- Target DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe
- Size 909KB
- Sample240430-mrpshsab82
- SHA256 9f287390bb4e8ba85e18600bf951603f8c8201485b9f4a3d7330997b0503c262
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.clslk.com
-
Port
587
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Username
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Password
NUZRATHinam1978
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Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 24 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe"C:\Users\Admin\AppData\Local\Temp\DHL - OVERDUE ACCOUNT NOTICE - 1301669350.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\Local\Temp\DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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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\dmJUifIIYo.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\dmJUifIIYo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4A1A.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
tmp4A1A.tmp
55FTY29VSC5Z847P64K6.temp
memory/1648-4-0x0000000000630000-0x000000000063E000-memory.dmp
memory/1648-32-0x0000000073F80000-0x000000007466E000-memory.dmp
memory/1648-0-0x0000000000370000-0x0000000000458000-memory.dmp
memory/1648-5-0x0000000000640000-0x0000000000656000-memory.dmp
memory/1648-6-0x00000000053E0000-0x0000000005464000-memory.dmp
memory/1648-2-0x0000000004C90000-0x0000000004CD0000-memory.dmp
memory/1648-1-0x0000000073F80000-0x000000007466E000-memory.dmp
memory/1648-3-0x0000000000600000-0x0000000000618000-memory.dmp
memory/2508-20-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2508-29-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2508-28-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2508-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2508-31-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2508-23-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2508-21-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2508-25-0x0000000000400000-0x0000000000442000-memory.dmp