Analysis
- max time kernel
72s - max time network
49s - platform
windows7_x64 - resource
win7-20220901-en - resource tags
- submitted
07/12/2022, 14:20
General
- Target baa6318542fec07e6a7ee6bbdccbfa99519c4b76fe6d57bf573c6d33d943db9a.exe
- Size 734KB
- Sample221207-rnfgwsfb52
- SHA256 baa6318542fec07e6a7ee6bbdccbfa99519c4b76fe6d57bf573c6d33d943db9a
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.dmstech.in
-
Port
587
-
Username
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Password
0]6F9Az.pqfd
-
Email to
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
- 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 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 16 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\baa6318542fec07e6a7ee6bbdccbfa99519c4b76fe6d57bf573c6d33d943db9a.exe"C:\Users\Admin\AppData\Local\Temp\baa6318542fec07e6a7ee6bbdccbfa99519c4b76fe6d57bf573c6d33d943db9a.exe"1⤵
- Suspicious use of SetThreadContext
- 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\HUczKJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8891.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
Loading Replay Monitor...
Downloads
tmp8891.tmp
memory/268-64-0x0000000000400000-0x000000000043C000-memory.dmp
memory/268-66-0x0000000000400000-0x000000000043C000-memory.dmp
memory/268-71-0x0000000000400000-0x000000000043C000-memory.dmp
memory/268-69-0x0000000000400000-0x000000000043C000-memory.dmp
memory/268-65-0x0000000000400000-0x000000000043C000-memory.dmp
memory/268-61-0x0000000000400000-0x000000000043C000-memory.dmp
memory/268-62-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1048-54-0x0000000001320000-0x00000000013DE000-memory.dmp
memory/1048-55-0x00000000759F1000-0x00000000759F3000-memory.dmp
memory/1048-56-0x0000000000320000-0x0000000000332000-memory.dmp
memory/1048-58-0x0000000000FA0000-0x0000000000FDC000-memory.dmp
memory/1048-57-0x0000000004D90000-0x0000000004E0A000-memory.dmp