Analysis
- max time kernel
112s - max time network
114s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
15/05/2023, 11:53
General
- Target DHL KULI500796821__SCAN DOCUMENT.exe
- Size 597KB
- Sample230515-n2bjbade6v
- SHA256 1597a822acdb8c788ba0e7bf4f9c11460ca511f1a1c8ceda95448028347a201f
Malware Config
Extracted
-
agenttesla
-
https://discordapp.com/api/webhooks/1106544607786967070/X18lyDcr4xbBtmlglFWjQ9ZY8FamcOVt6ve8gQxoc4VbXg223ka9eE5CK6TxZbKN1p87
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Adds Run key to start application 2 TTPs 1 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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\DHL KULI500796821__SCAN DOCUMENT.exe"C:\Users\Admin\AppData\Local\Temp\DHL KULI500796821__SCAN DOCUMENT.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe2⤵
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe2⤵
- 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/1504-140-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1504-142-0x0000000005190000-0x00000000051F6000-memory.dmp
memory/1504-143-0x0000000005310000-0x0000000005320000-memory.dmp
memory/1504-144-0x0000000006540000-0x0000000006590000-memory.dmp
memory/1504-145-0x0000000006760000-0x0000000006922000-memory.dmp
memory/1504-146-0x0000000005310000-0x0000000005320000-memory.dmp
memory/5076-133-0x0000000000C60000-0x0000000000CFC000-memory.dmp
memory/5076-134-0x0000000005DC0000-0x0000000006364000-memory.dmp
memory/5076-135-0x0000000005710000-0x00000000057A2000-memory.dmp
memory/5076-136-0x00000000056B0000-0x00000000056BA000-memory.dmp
memory/5076-137-0x00000000058B0000-0x00000000058C0000-memory.dmp
memory/5076-138-0x0000000007D60000-0x0000000007D82000-memory.dmp