Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
07/02/2023, 16:49
General
- Target Payment copy.exe
- Size 778KB
- Sample230207-vbnvaacf98
- SHA256 c4ed07f70b08074adc0b1ca4901a277fe226703a5fec16b990729b83459d1339
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
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Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
Da8@b!Gj!#zY4K
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Accesses Microsoft Outlook profiles 1 TTPs 3 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 7 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Payment copy.exe"C:\Users\Admin\AppData\Local\Temp\Payment copy.exe"1⤵
- Checks computer location settings
- 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\qaBSuKQKn.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\qaBSuKQKn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4565.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⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
tmp4565.tmp
memory/716-150-0x0000000006E00000-0x0000000006E1E000-memory.dmp
memory/716-152-0x0000000007B60000-0x0000000007B7A000-memory.dmp
memory/716-158-0x0000000007E90000-0x0000000007E98000-memory.dmp
memory/716-157-0x0000000007EB0000-0x0000000007ECA000-memory.dmp
memory/716-156-0x0000000007DA0000-0x0000000007DAE000-memory.dmp
memory/716-139-0x0000000002F50000-0x0000000002F86000-memory.dmp
memory/716-146-0x0000000006280000-0x00000000062E6000-memory.dmp
memory/716-154-0x0000000007BD0000-0x0000000007BDA000-memory.dmp
memory/716-142-0x00000000059A0000-0x0000000005FC8000-memory.dmp
memory/716-145-0x00000000061A0000-0x0000000006206000-memory.dmp
memory/716-144-0x0000000005890000-0x00000000058B2000-memory.dmp
memory/716-147-0x0000000006850000-0x000000000686E000-memory.dmp
memory/716-155-0x0000000007DE0000-0x0000000007E76000-memory.dmp
memory/716-151-0x00000000081A0000-0x000000000881A000-memory.dmp
memory/716-148-0x0000000007820000-0x0000000007852000-memory.dmp
memory/716-149-0x0000000070CE0000-0x0000000070D2C000-memory.dmp
memory/2880-143-0x0000000000400000-0x000000000042E000-memory.dmp
memory/2880-153-0x0000000006760000-0x00000000067B0000-memory.dmp
memory/5016-132-0x00000000006A0000-0x0000000000768000-memory.dmp
memory/5016-134-0x0000000005140000-0x00000000051D2000-memory.dmp
memory/5016-133-0x0000000005850000-0x0000000005DF4000-memory.dmp
memory/5016-136-0x0000000008DC0000-0x0000000008E5C000-memory.dmp
memory/5016-135-0x0000000005110000-0x000000000511A000-memory.dmp