Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    21-10-2021 12:36

General

  • Target

    92c492_e7293c57732f4f278d939202241e0b25.txt.ps1

  • Size

    759KB

  • MD5

    b1a471709f6fb58395e9c81a44f94bd7

  • SHA1

    d086a38907fad7926fbb37a65a306e82ed2db6ca

  • SHA256

    e3405e4a0f13850e6ba7b4e924c7ba1e016fa4056059f3f6ea3afb2ff10364d4

  • SHA512

    f603e0ec4e4bd8b94016066e2467db74c4d069761617bb5e358bc0266b02c23e09a325223cb7f4355fe9691412900f9696ede6c2d2857e1be22dcaed468ce6fd

Malware Config

Extracted

Family

agenttesla

C2

http://103.125.190.248/j/p12m/mawa/30b1acecbda6c5d6ed4c.php

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\92c492_e7293c57732f4f278d939202241e0b25.txt.ps1
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2628
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
      2⤵
      • Drops file in Drivers directory
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1228

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1228-138-0x0000000004F70000-0x0000000004F71000-memory.dmp

    Filesize

    4KB

  • memory/1228-137-0x00000000053B0000-0x00000000053B1000-memory.dmp

    Filesize

    4KB

  • memory/1228-127-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1228-144-0x0000000004E01000-0x0000000004E02000-memory.dmp

    Filesize

    4KB

  • memory/1228-128-0x000000000043751E-mapping.dmp

  • memory/1228-143-0x0000000005D70000-0x0000000005D71000-memory.dmp

    Filesize

    4KB

  • memory/1228-142-0x00000000068B0000-0x00000000068B1000-memory.dmp

    Filesize

    4KB

  • memory/1228-141-0x0000000005BA0000-0x0000000005BA1000-memory.dmp

    Filesize

    4KB

  • memory/1228-140-0x0000000004E60000-0x0000000004E61000-memory.dmp

    Filesize

    4KB

  • memory/1228-139-0x0000000004E00000-0x0000000004E01000-memory.dmp

    Filesize

    4KB

  • memory/2628-129-0x0000015874370000-0x0000015874372000-memory.dmp

    Filesize

    8KB

  • memory/2628-125-0x00000158761C3000-0x00000158761C5000-memory.dmp

    Filesize

    8KB

  • memory/2628-117-0x0000015874370000-0x0000015874372000-memory.dmp

    Filesize

    8KB

  • memory/2628-119-0x0000015874370000-0x0000015874372000-memory.dmp

    Filesize

    8KB

  • memory/2628-122-0x0000015874370000-0x0000015874372000-memory.dmp

    Filesize

    8KB

  • memory/2628-133-0x0000015874370000-0x0000015874372000-memory.dmp

    Filesize

    8KB

  • memory/2628-134-0x00000158761C6000-0x00000158761C8000-memory.dmp

    Filesize

    8KB

  • memory/2628-126-0x0000015876BF0000-0x0000015876BFE000-memory.dmp

    Filesize

    56KB

  • memory/2628-115-0x0000015874370000-0x0000015874372000-memory.dmp

    Filesize

    8KB

  • memory/2628-124-0x00000158761C0000-0x00000158761C2000-memory.dmp

    Filesize

    8KB

  • memory/2628-123-0x0000015876DB0000-0x0000015876DB1000-memory.dmp

    Filesize

    4KB

  • memory/2628-116-0x0000015874370000-0x0000015874372000-memory.dmp

    Filesize

    8KB

  • memory/2628-121-0x0000015874370000-0x0000015874372000-memory.dmp

    Filesize

    8KB

  • memory/2628-120-0x0000015876C00000-0x0000015876C01000-memory.dmp

    Filesize

    4KB

  • memory/2628-118-0x0000015874370000-0x0000015874372000-memory.dmp

    Filesize

    8KB