Analysis
- max time kernel
146s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20230915-en - resource tags
- submitted
28/09/2023, 06:55
General
- Target Shipping documentsInvoice and Packing List, Certificate of Origin.exe
- Size 553KB
- Sample230928-hpsdeaaa32
- SHA256 91a10a6ddbdd84c582c2cd618a659bee55d9da5f6b8a4b94241069958a710951
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
sh003.webhostbox.net
-
Port
587
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Username
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Password
splendour12..
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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.
- 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
- 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 behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Shipping documentsInvoice and Packing List, Certificate of Origin.exe"C:\Users\Admin\AppData\Local\Temp\Shipping documentsInvoice and Packing List, Certificate of Origin.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\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gVNdwqtecNzPlw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp36EA.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
tmp36EA.tmp
memory/1080-25-0x0000000075010000-0x00000000757C0000-memory.dmp
memory/1080-24-0x0000000006590000-0x00000000065E0000-memory.dmp
memory/1080-23-0x00000000052B0000-0x0000000005316000-memory.dmp
memory/1080-22-0x0000000005330000-0x0000000005340000-memory.dmp
memory/1080-21-0x0000000075010000-0x00000000757C0000-memory.dmp
memory/1080-18-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4712-5-0x00000000052A0000-0x00000000052B0000-memory.dmp
memory/4712-14-0x00000000066D0000-0x0000000006712000-memory.dmp
memory/4712-9-0x000000007F9B0000-0x000000007F9C0000-memory.dmp
memory/4712-10-0x0000000005400000-0x000000000540C000-memory.dmp
memory/4712-11-0x00000000052A0000-0x00000000052B0000-memory.dmp
memory/4712-12-0x000000007F9B0000-0x000000007F9C0000-memory.dmp
memory/4712-13-0x0000000007C70000-0x0000000007CF2000-memory.dmp
memory/4712-8-0x0000000075010000-0x00000000757C0000-memory.dmp
memory/4712-7-0x0000000005310000-0x0000000005366000-memory.dmp
memory/4712-6-0x0000000005250000-0x000000000525A000-memory.dmp
memory/4712-20-0x0000000075010000-0x00000000757C0000-memory.dmp
memory/4712-0-0x0000000075010000-0x00000000757C0000-memory.dmp
memory/4712-4-0x00000000050C0000-0x0000000005152000-memory.dmp
memory/4712-3-0x0000000005670000-0x0000000005C14000-memory.dmp
memory/4712-2-0x0000000005020000-0x00000000050BC000-memory.dmp
memory/4712-1-0x0000000000590000-0x0000000000620000-memory.dmp