Analysis

  • max time kernel
    142s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-10-2023 07:19

General

  • Target

    QUOTATION_OCTQTRFA00541·PDF.scr.exe

  • Size

    1.8MB

  • MD5

    2fed510e680b7ca6e4eefbf308ff05b8

  • SHA1

    4cd14385b6d4c39f43e47ec8d322940d822728ec

  • SHA256

    5d23eb13f7673c76e4a1c301f2f0b2b30ea6a758620e7fc5c2a8e6f16b097b65

  • SHA512

    63facca4da6e3d5e3ef554d02dd0822d0c9c9fdf8511c6c7c6da5d44c188b46b21b48a8f109afef27f15b240aacead79c4d3bd549df92bbadd19739a8a5f49e7

  • SSDEEP

    24576:SGBv5Ph7fudVQVKTGi3CZWi+Z7vApzTpoOQVZa:lNjV1loOQVZ

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 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\QUOTATION_OCTQTRFA00541·PDF.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\QUOTATION_OCTQTRFA00541·PDF.scr.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3880
    • 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:3756
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3756 -s 1404
        3⤵
        • Program crash
        PID:1104
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3756 -ip 3756
    1⤵
      PID:552

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3756-12-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3756-18-0x0000000074910000-0x00000000750C0000-memory.dmp

      Filesize

      7.7MB

    • memory/3756-17-0x0000000004DC0000-0x0000000004E26000-memory.dmp

      Filesize

      408KB

    • memory/3756-16-0x0000000004DB0000-0x0000000004DC0000-memory.dmp

      Filesize

      64KB

    • memory/3756-14-0x0000000074910000-0x00000000750C0000-memory.dmp

      Filesize

      7.7MB

    • memory/3880-4-0x0000000004C00000-0x0000000004C08000-memory.dmp

      Filesize

      32KB

    • memory/3880-6-0x0000000006570000-0x00000000065B0000-memory.dmp

      Filesize

      256KB

    • memory/3880-7-0x00000000065D0000-0x0000000006610000-memory.dmp

      Filesize

      256KB

    • memory/3880-8-0x0000000006610000-0x000000000665C000-memory.dmp

      Filesize

      304KB

    • memory/3880-9-0x0000000074910000-0x00000000750C0000-memory.dmp

      Filesize

      7.7MB

    • memory/3880-10-0x0000000004C20000-0x0000000004C30000-memory.dmp

      Filesize

      64KB

    • memory/3880-11-0x0000000006C40000-0x00000000071E4000-memory.dmp

      Filesize

      5.6MB

    • memory/3880-5-0x0000000006330000-0x0000000006388000-memory.dmp

      Filesize

      352KB

    • memory/3880-1-0x0000000074910000-0x00000000750C0000-memory.dmp

      Filesize

      7.7MB

    • memory/3880-15-0x0000000074910000-0x00000000750C0000-memory.dmp

      Filesize

      7.7MB

    • memory/3880-3-0x0000000004C20000-0x0000000004C30000-memory.dmp

      Filesize

      64KB

    • memory/3880-2-0x0000000004C30000-0x0000000004CC2000-memory.dmp

      Filesize

      584KB

    • memory/3880-0-0x00000000000A0000-0x000000000026C000-memory.dmp

      Filesize

      1.8MB