Analysis
- max time kernel
137s - max time network
137s - platform
windows10_x64 - resource
win10-en-20211014 - submitted
22/11/2021, 11:33
General
- Target NEW ORDER FROM CANADA.vbs
- Size 799KB
- Sample211122-nn71csfdaq
- SHA256 5dcfc5e7aff62ecae779bc08d8e66634440a2dc74007b0186c6623fe7f1b1c41
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot2107727636:AAGtenJYFQWUHBz27lev7d_3slnNyCuUhxc/sendDocument
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
- Executes dropped EXE 3 IoCs
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- 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.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\NEW ORDER FROM CANADA.vbs"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\anyname.exe"C:\Users\Admin\AppData\Local\Temp\anyname.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\anyname.exe"{path}"3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Temp\anyname.exe"{path}"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/416-126-0x0000000005A10000-0x0000000005A11000-memory.dmp
memory/416-121-0x0000000005B80000-0x0000000005B81000-memory.dmp
memory/416-123-0x0000000005680000-0x0000000005B7E000-memory.dmp
memory/416-124-0x0000000005690000-0x0000000005691000-memory.dmp
memory/416-125-0x0000000005940000-0x0000000005941000-memory.dmp
memory/416-127-0x0000000005900000-0x0000000005905000-memory.dmp
memory/416-128-0x0000000008010000-0x0000000008090000-memory.dmp
memory/416-129-0x000000000A5C0000-0x000000000A5F8000-memory.dmp
memory/416-122-0x0000000005720000-0x0000000005721000-memory.dmp
memory/416-118-0x0000000000C00000-0x0000000000C01000-memory.dmp
memory/416-120-0x00000000055E0000-0x00000000055E1000-memory.dmp
memory/824-131-0x0000000000400000-0x000000000043C000-memory.dmp
memory/824-139-0x00000000056B0000-0x00000000056B1000-memory.dmp
memory/824-140-0x0000000005930000-0x0000000005931000-memory.dmp
memory/824-141-0x0000000006490000-0x0000000006491000-memory.dmp