Analysis

  • max time kernel
    102s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/04/2023, 08:16

General

  • Target
    DOCUMENTS ASEAN.exe
  • Size 598KB
  • Sample230425-j548ksbb8t
  • SHA256 2826cf1541f69a6790889af933a24db2f28fd8e04a8c5dd5ec2d7ee2ef93d0fe
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DOCUMENTS ASEAN.exe
    "C:\Users\Admin\AppData\Local\Temp\DOCUMENTS ASEAN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4220

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/4220-141-0x0000000000400000-0x0000000000430000-memory.dmp

        memory/4220-147-0x00000000050B0000-0x00000000050C0000-memory.dmp

        memory/4220-146-0x00000000065F0000-0x00000000067B2000-memory.dmp

        memory/4220-145-0x00000000063D0000-0x0000000006420000-memory.dmp

        memory/4220-144-0x00000000050B0000-0x00000000050C0000-memory.dmp

        memory/4220-143-0x0000000004FD0000-0x0000000005036000-memory.dmp

        memory/4764-136-0x00000000056F0000-0x0000000005782000-memory.dmp

        memory/4764-140-0x0000000005940000-0x0000000005950000-memory.dmp

        memory/4764-139-0x0000000005940000-0x0000000005950000-memory.dmp

        memory/4764-138-0x0000000005950000-0x00000000059A6000-memory.dmp

        memory/4764-137-0x0000000005620000-0x000000000562A000-memory.dmp

        memory/4764-133-0x0000000000D20000-0x0000000000DBC000-memory.dmp

        memory/4764-135-0x0000000005CA0000-0x0000000006244000-memory.dmp

        memory/4764-134-0x0000000005650000-0x00000000056EC000-memory.dmp