Analysis

  • max time kernel
    142s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2023 04:07

General

  • Target

    PO OAU_NOVQTRFA00541·PDF.scr

  • Size

    813KB

  • MD5

    01117545c435423593adf192c6361730

  • SHA1

    8bfbf242a8980921ebf82f8a1bd64c9313b9715d

  • SHA256

    b1408013b2aafe2fdfc5a240945fce0d2b784862b8343d8297afbf031d02dd33

  • SHA512

    b0c7b610bee518cc520226f23594464a32d166e98959b46c45989a583f78b5b8d3670b1309e632e967e79ed5d8267ee639da49f0b024e5a40c6dc03c129768cf

  • SSDEEP

    12288:eiJUgNlYQginsOnNPkoJlVD5aPI7r4krvby:euUgNldnJhFJl/iI7frvby

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO OAU_NOVQTRFA00541·PDF.scr
    "C:\Users\Admin\AppData\Local\Temp\PO OAU_NOVQTRFA00541·PDF.scr" /S
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4316
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4024
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4024 -s 1404
        3⤵
        • Program crash
        PID:3484
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4024 -ip 4024
    1⤵
      PID:732

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4024-10-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/4024-16-0x00000000745A0000-0x0000000074D50000-memory.dmp

      Filesize

      7.7MB

    • memory/4024-15-0x00000000053A0000-0x0000000005406000-memory.dmp

      Filesize

      408KB

    • memory/4024-14-0x0000000002C10000-0x0000000002C20000-memory.dmp

      Filesize

      64KB

    • memory/4024-13-0x00000000745A0000-0x0000000074D50000-memory.dmp

      Filesize

      7.7MB

    • memory/4316-4-0x00000000049D0000-0x0000000004A10000-memory.dmp

      Filesize

      256KB

    • memory/4316-6-0x0000000004B60000-0x0000000004BAC000-memory.dmp

      Filesize

      304KB

    • memory/4316-7-0x00000000745A0000-0x0000000074D50000-memory.dmp

      Filesize

      7.7MB

    • memory/4316-8-0x0000000004A20000-0x0000000004A30000-memory.dmp

      Filesize

      64KB

    • memory/4316-9-0x0000000005440000-0x00000000059E4000-memory.dmp

      Filesize

      5.6MB

    • memory/4316-5-0x0000000004B20000-0x0000000004B60000-memory.dmp

      Filesize

      256KB

    • memory/4316-12-0x00000000745A0000-0x0000000074D50000-memory.dmp

      Filesize

      7.7MB

    • memory/4316-0-0x0000000000010000-0x00000000000E2000-memory.dmp

      Filesize

      840KB

    • memory/4316-3-0x0000000004A20000-0x0000000004A30000-memory.dmp

      Filesize

      64KB

    • memory/4316-2-0x0000000004AA0000-0x0000000004AF8000-memory.dmp

      Filesize

      352KB

    • memory/4316-1-0x00000000745A0000-0x0000000074D50000-memory.dmp

      Filesize

      7.7MB