Analysis
- max time kernel
135s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
07/05/2023, 14:33
General
- Target QUOTATION.exe
- Size 710KB
- Sample230507-rwvxjsgg2t
- SHA256 ef7efdb1e205d31ad1a79452cae95f4f72b10a4e84dce82f66dfe2e3e2a2739b
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
azmlogistics.com
-
Port
587
-
Username
-
Password
darvey365
-
Email to
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).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TlTxKjUuua" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCEE9.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
tmpCEE9.tmp
memory/1756-150-0x0000000006BB0000-0x0000000006D72000-memory.dmp
memory/1756-149-0x00000000068D0000-0x0000000006920000-memory.dmp
memory/1756-148-0x00000000057D0000-0x00000000057E0000-memory.dmp
memory/1756-147-0x00000000057D0000-0x00000000057E0000-memory.dmp
memory/1756-146-0x00000000055F0000-0x0000000005656000-memory.dmp
memory/1756-144-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2068-136-0x0000000005900000-0x0000000005992000-memory.dmp
memory/2068-140-0x00000000058D0000-0x00000000058E0000-memory.dmp
memory/2068-139-0x0000000005AF0000-0x0000000005B46000-memory.dmp
memory/2068-138-0x0000000005890000-0x000000000589A000-memory.dmp
memory/2068-137-0x00000000058D0000-0x00000000058E0000-memory.dmp
memory/2068-133-0x0000000000D80000-0x0000000000E38000-memory.dmp
memory/2068-135-0x0000000005EB0000-0x0000000006454000-memory.dmp
memory/2068-134-0x00000000057B0000-0x000000000584C000-memory.dmp