Analysis

  • max time kernel
    143s
  • max time network
    140s
  • 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 02:41

General

  • Target

    9313fe726df71a9a251ff4c7cbeacd9ddd6f187a747c4d3f25f93ecc070de738.exe

  • Size

    722KB

  • MD5

    e1b84cc702389fffaeecf94481e7158d

  • SHA1

    3b0e8e30f939c27e1e367310a0574d095b49eb0a

  • SHA256

    9313fe726df71a9a251ff4c7cbeacd9ddd6f187a747c4d3f25f93ecc070de738

  • SHA512

    be04219495a6bf75c853ec530d298a4be1b6cbfe54e81cdcbe6286643f774325d86dd2a26da5fb6cac253cb7e9d534738660581f29e07d715caaa1a150f06c86

  • SSDEEP

    12288:C/w5nF8ME6jD/L636xR123PtBojgkVC/pqCy+xeeODKnrWC8xxTlCRVW:CYPtD/KI123PbLEseF284VW

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 2 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 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9313fe726df71a9a251ff4c7cbeacd9ddd6f187a747c4d3f25f93ecc070de738.exe
    "C:\Users\Admin\AppData\Local\Temp\9313fe726df71a9a251ff4c7cbeacd9ddd6f187a747c4d3f25f93ecc070de738.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:388
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:4824
      • 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:3364
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3364 -s 1984
          3⤵
          • Program crash
          PID:2312
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3364 -ip 3364
      1⤵
        PID:2504

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/388-8-0x00000000056F0000-0x00000000056FA000-memory.dmp

        Filesize

        40KB

      • memory/388-4-0x0000000005390000-0x00000000053A0000-memory.dmp

        Filesize

        64KB

      • memory/388-0-0x0000000000660000-0x000000000071A000-memory.dmp

        Filesize

        744KB

      • memory/388-3-0x0000000005160000-0x00000000051F2000-memory.dmp

        Filesize

        584KB

      • memory/388-9-0x0000000007B10000-0x0000000007B8A000-memory.dmp

        Filesize

        488KB

      • memory/388-5-0x0000000005110000-0x000000000511A000-memory.dmp

        Filesize

        40KB

      • memory/388-6-0x00000000056B0000-0x00000000056C8000-memory.dmp

        Filesize

        96KB

      • memory/388-10-0x0000000006550000-0x00000000065EC000-memory.dmp

        Filesize

        624KB

      • memory/388-2-0x0000000005710000-0x0000000005CB4000-memory.dmp

        Filesize

        5.6MB

      • memory/388-1-0x00000000744C0000-0x0000000074C70000-memory.dmp

        Filesize

        7.7MB

      • memory/388-7-0x00000000056E0000-0x00000000056E8000-memory.dmp

        Filesize

        32KB

      • memory/388-13-0x00000000744C0000-0x0000000074C70000-memory.dmp

        Filesize

        7.7MB

      • memory/3364-11-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/3364-14-0x00000000744C0000-0x0000000074C70000-memory.dmp

        Filesize

        7.7MB

      • memory/3364-15-0x0000000005720000-0x0000000005730000-memory.dmp

        Filesize

        64KB

      • memory/3364-16-0x0000000005880000-0x00000000058E6000-memory.dmp

        Filesize

        408KB

      • memory/3364-17-0x00000000744C0000-0x0000000074C70000-memory.dmp

        Filesize

        7.7MB