Analysis
- max time kernel
123s - max time network
119s - platform
windows7_x64 - resource
win7-20230703-en - resource tags
- submitted
06/07/2023, 13:21
General
- Target 8c95d61b603ae5254044c9bef1bcaddafbec1dfecdf7cded4bb9fa1c9f350e49.exe
- Size 939KB
- Sample230706-qlm9aabd98
- SHA256 8c95d61b603ae5254044c9bef1bcaddafbec1dfecdf7cded4bb9fa1c9f350e49
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot6062929209:AAE-UuRxdI4eVGQ4zzjmV383pgQYpsEj2UY/
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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
- 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 16 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\8c95d61b603ae5254044c9bef1bcaddafbec1dfecdf7cded4bb9fa1c9f350e49.exe"C:\Users\Admin\AppData\Local\Temp\8c95d61b603ae5254044c9bef1bcaddafbec1dfecdf7cded4bb9fa1c9f350e49.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TxYvcYOeKlah" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCAB0.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- 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
Loading Replay Monitor...
Downloads
tmpCAB0.tmp
memory/1972-68-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1972-67-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1972-74-0x0000000004C80000-0x0000000004CC0000-memory.dmp
memory/1972-73-0x0000000004C80000-0x0000000004CC0000-memory.dmp
memory/1972-72-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1972-70-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1972-63-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1972-66-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1972-65-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1972-64-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2056-56-0x00000000004E0000-0x0000000000520000-memory.dmp
memory/2056-54-0x0000000001170000-0x0000000001262000-memory.dmp
memory/2056-55-0x00000000004E0000-0x0000000000520000-memory.dmp
memory/2056-59-0x0000000000C60000-0x0000000000C90000-memory.dmp
memory/2056-58-0x00000000052E0000-0x000000000535E000-memory.dmp
memory/2056-57-0x00000000003D0000-0x00000000003E4000-memory.dmp