Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/05/2024, 03:43

General

  • Target

    hesaphareketi-01.pdf.exe

  • Size

    1.5MB

  • MD5

    add9f3b243e1b69cc4ba4c336a1cb03a

  • SHA1

    edfc85a5010db4c029d987df6df2bbafa9b0fcd6

  • SHA256

    a6f8570085437405d85d668fb6247a9ede83b7bd2005efbaf6c9fff62ea33203

  • SHA512

    c10d1a96b83eabb9c429abe21c54cb5c59d6f29a0263efb2ecb0c3e1c28d3ba9cb85cabc4b483cdb20e2cad57836f547e7a0538adfabb83be1917c75aa5c38b0

  • SSDEEP

    24576:HXEo56LpdQD5tpywgrcZC6rJhgtkxPPAAPx2cAYDphEVvrss4PXtLIfzNmpLLGVz:cCPQnVvoLX8yLKrYWtjxX

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.tekserendustriyel.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    chuzy2024@

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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
      2⤵
        PID:1936
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4044
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
        2⤵
          PID:1796

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • memory/2936-0-0x00007FFD08D83000-0x00007FFD08D85000-memory.dmp

              Filesize

              8KB

            • memory/2936-1-0x000001C899F40000-0x000001C899F54000-memory.dmp

              Filesize

              80KB

            • memory/2936-2-0x00007FFD08D80000-0x00007FFD09841000-memory.dmp

              Filesize

              10.8MB

            • memory/2936-3-0x00007FFD08D80000-0x00007FFD09841000-memory.dmp

              Filesize

              10.8MB

            • memory/2936-4-0x000001C89A140000-0x000001C89A1D2000-memory.dmp

              Filesize

              584KB

            • memory/2936-10-0x00007FFD08D80000-0x00007FFD09841000-memory.dmp

              Filesize

              10.8MB

            • memory/4044-8-0x0000000005990000-0x00000000059F6000-memory.dmp

              Filesize

              408KB

            • memory/4044-7-0x0000000005E40000-0x00000000063E4000-memory.dmp

              Filesize

              5.6MB

            • memory/4044-6-0x0000000074E3E000-0x0000000074E3F000-memory.dmp

              Filesize

              4KB

            • memory/4044-9-0x0000000074E30000-0x00000000755E0000-memory.dmp

              Filesize

              7.7MB

            • memory/4044-5-0x0000000000400000-0x0000000000440000-memory.dmp

              Filesize

              256KB

            • memory/4044-11-0x0000000006D80000-0x0000000006DD0000-memory.dmp

              Filesize

              320KB

            • memory/4044-12-0x0000000006E70000-0x0000000006F02000-memory.dmp

              Filesize

              584KB

            • memory/4044-13-0x0000000007010000-0x000000000701A000-memory.dmp

              Filesize

              40KB

            • memory/4044-14-0x0000000074E3E000-0x0000000074E3F000-memory.dmp

              Filesize

              4KB

            • memory/4044-15-0x0000000074E30000-0x00000000755E0000-memory.dmp

              Filesize

              7.7MB