Analysis
- max time kernel
65s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
- submitted
09/01/2023, 15:24
General
- Target NEW PURCHASE enquiry.exe
- Size 1.0MB
- Sample230109-ss225aab71
- SHA256 2ad2b641db99003656d22d4e31f884ebb887d3ffe7a92e8338b37a7aad60a711
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.dmstech.in
-
Port
587
-
Username
-
Password
0]6F9Az.pqfd
-
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
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- 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 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\NEW PURCHASE enquiry.exe"C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE enquiry.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\RGKAumxgn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE498.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
- Adds Run key to start application
- 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
tmpE498.tmp
memory/4796-132-0x0000000000870000-0x0000000000976000-memory.dmp
memory/4796-133-0x00000000058F0000-0x0000000005E94000-memory.dmp
memory/4796-134-0x0000000005340000-0x00000000053D2000-memory.dmp
memory/4796-135-0x00000000053E0000-0x000000000547C000-memory.dmp
memory/4796-136-0x0000000005310000-0x000000000531A000-memory.dmp
memory/4840-140-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4840-141-0x0000000006460000-0x00000000064C6000-memory.dmp
memory/4840-142-0x0000000006890000-0x00000000068E0000-memory.dmp