Analysis
- max time kernel
105s - max time network
45s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
- submitted
01/09/2022, 04:33
General
- Target SecuriteInfo.com.W32.AIDetectNet.01.19540.30741.exe
- Size 1.1MB
- Sample220901-e6hzhsabg7
- SHA256 8d2a3a13d533b4814c2717a0cae7c17582130b1fa4451f3d64c1df35e6d69ed9
Malware Config
Extracted
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agenttesla
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Protocol
smtp
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Host
smtp.yandex.com
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Port
587
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Username
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Password
graceofgod@amenn
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla payload 6 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- 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 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 41 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.19540.30741.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.19540.30741.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\TunchP.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\TunchP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE9B4.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⤵
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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⤵
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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⤵
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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⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
tmpE9B4.tmp
memory/1740-76-0x000000006E460000-0x000000006EA0B000-memory.dmp
memory/1740-75-0x000000006E460000-0x000000006EA0B000-memory.dmp
memory/1756-67-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1756-72-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1756-74-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1756-69-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1756-64-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1756-65-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1756-68-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1944-58-0x00000000082B0000-0x0000000008346000-memory.dmp
memory/1944-63-0x00000000070F0000-0x000000000712C000-memory.dmp
memory/1944-54-0x0000000000FE0000-0x00000000010F6000-memory.dmp
memory/1944-57-0x0000000000680000-0x000000000068C000-memory.dmp
memory/1944-56-0x0000000000660000-0x0000000000678000-memory.dmp
memory/1944-55-0x0000000075091000-0x0000000075093000-memory.dmp