Analysis
- max time kernel
142s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20230831-en - resource tags
- submitted
07/09/2023, 10:33
General
- Target f53be2a63c3bc58b077bd3a4816bbb3e1df72ed64ffce8720c2fc7c3485dec41.exe
- Size 217KB
- Sample230907-mlhr1sgf67
- SHA256 f53be2a63c3bc58b077bd3a4816bbb3e1df72ed64ffce8720c2fc7c3485dec41
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.maleksalame.com
-
Port
587
-
Username
-
Password
cynthiams@2211
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.maleksalame.com
-
Port
587
-
Username
-
Password
cynthiams@2211
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Uses the VBS compiler for execution 1 TTPs
- 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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\f53be2a63c3bc58b077bd3a4816bbb3e1df72ed64ffce8720c2fc7c3485dec41.exe"C:\Users\Admin\AppData\Local\Temp\f53be2a63c3bc58b077bd3a4816bbb3e1df72ed64ffce8720c2fc7c3485dec41.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/760-22-0x0000000074DA0000-0x0000000075550000-memory.dmp
memory/760-11-0x00000000067C0000-0x0000000006982000-memory.dmp
memory/760-25-0x00000000067B0000-0x00000000067BA000-memory.dmp
memory/760-3-0x0000000000400000-0x0000000000430000-memory.dmp
memory/760-24-0x0000000006A30000-0x0000000006AC2000-memory.dmp
memory/760-5-0x0000000074DA0000-0x0000000075550000-memory.dmp
memory/760-23-0x0000000005010000-0x0000000005020000-memory.dmp
memory/760-10-0x00000000065A0000-0x00000000065F0000-memory.dmp
memory/760-9-0x0000000005090000-0x00000000050F6000-memory.dmp
memory/760-8-0x0000000005010000-0x0000000005020000-memory.dmp
memory/760-7-0x0000000005770000-0x0000000005D14000-memory.dmp
memory/760-21-0x0000000006690000-0x000000000672C000-memory.dmp
memory/2784-0-0x0000000000930000-0x000000000096C000-memory.dmp
memory/2784-1-0x0000000074DA0000-0x0000000075550000-memory.dmp
memory/2784-6-0x0000000074DA0000-0x0000000075550000-memory.dmp
memory/2784-2-0x0000000005360000-0x0000000005370000-memory.dmp