Analysis

  • max time kernel
    125s
  • max time network
    52s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2023 09:29

General

  • Target

    QUOTATION UPDATED.exe

  • Size

    812KB

  • MD5

    7fa63943be0c41feebbf5e22cef17cd5

  • SHA1

    29e622e497c415607c0f7f7c911e223ac0212669

  • SHA256

    8c9e69c484e159acd88a9c50d70db9f104d9cd804ac6855d657c077c54faa4ac

  • SHA512

    695d16dc6a28e6f0ca3ac7458a09203b11191a90998812db9d82bfc3e0f66a8d01557c9460f5553e28ed0763fdbf66cd0d26d917c403a91d63912c8fe3a736a4

  • SSDEEP

    24576:o34/up+pJBLmeqhqCQoVNwL0aJKp//g0fo902jKFNe2qIa:o38PJRUQsyL0aJKBIL0DI2

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\QUOTATION UPDATED.exe
    "C:\Users\Admin\AppData\Local\Temp\QUOTATION UPDATED.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1100
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1720
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 1776
        3⤵
        • Program crash
        PID:2120
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1720 -ip 1720
    1⤵
      PID:116

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1100-8-0x0000000006440000-0x000000000644A000-memory.dmp

      Filesize

      40KB

    • memory/1100-4-0x0000000004D60000-0x0000000004D70000-memory.dmp

      Filesize

      64KB

    • memory/1100-1-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1100-3-0x0000000004E20000-0x0000000004EB2000-memory.dmp

      Filesize

      584KB

    • memory/1100-9-0x00000000067A0000-0x000000000681A000-memory.dmp

      Filesize

      488KB

    • memory/1100-5-0x0000000004DC0000-0x0000000004DCA000-memory.dmp

      Filesize

      40KB

    • memory/1100-6-0x00000000063F0000-0x0000000006408000-memory.dmp

      Filesize

      96KB

    • memory/1100-10-0x0000000006550000-0x00000000065EC000-memory.dmp

      Filesize

      624KB

    • memory/1100-2-0x00000000053D0000-0x0000000005974000-memory.dmp

      Filesize

      5.6MB

    • memory/1100-0-0x0000000000330000-0x0000000000402000-memory.dmp

      Filesize

      840KB

    • memory/1100-7-0x0000000006430000-0x0000000006438000-memory.dmp

      Filesize

      32KB

    • memory/1100-14-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1720-13-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1720-15-0x0000000005650000-0x0000000005660000-memory.dmp

      Filesize

      64KB

    • memory/1720-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1720-16-0x00000000057F0000-0x0000000005856000-memory.dmp

      Filesize

      408KB

    • memory/1720-17-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB