Analysis
- max time kernel
135s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
09/06/2023, 12:02
General
- Target PRE ALERT DOCUMENTS.exe
- Size 964KB
- Sample230609-n7fp8ach5x
- SHA256 7e781f414da0e2f65ca8c1a8a103a9b88d2d8e4d6c53998642f271e40b29ff68
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.exceltruea.com
-
Port
587
-
Username
-
Password
bl es si ng 2 0 2 3
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\PRE ALERT DOCUMENTS.exe"C:\Users\Admin\AppData\Local\Temp\PRE ALERT DOCUMENTS.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"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
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Downloads
memory/3432-141-0x0000000000400000-0x0000000000430000-memory.dmp
memory/3432-147-0x0000000005710000-0x0000000005720000-memory.dmp
memory/3432-146-0x0000000006E60000-0x0000000007022000-memory.dmp
memory/3432-145-0x0000000006C40000-0x0000000006C90000-memory.dmp
memory/3432-144-0x0000000005710000-0x0000000005720000-memory.dmp
memory/3432-143-0x00000000057E0000-0x0000000005846000-memory.dmp
memory/3756-136-0x0000000005AD0000-0x0000000005AE0000-memory.dmp
memory/3756-140-0x0000000005AD0000-0x0000000005AE0000-memory.dmp
memory/3756-139-0x0000000005BD0000-0x0000000005C26000-memory.dmp
memory/3756-138-0x0000000005990000-0x000000000599A000-memory.dmp
memory/3756-137-0x0000000005A30000-0x0000000005AC2000-memory.dmp
memory/3756-133-0x0000000000E50000-0x0000000000F48000-memory.dmp
memory/3756-135-0x0000000006090000-0x0000000006634000-memory.dmp
memory/3756-134-0x0000000005870000-0x000000000590C000-memory.dmp