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Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    09/01/2024, 12:32

General

  • Target

    27e2722049ed670474ba068763442df1a11930feb437552454801ebe9e59d59a.exe

  • Size

    728KB

  • MD5

    cdf4d3afa2bee0bf7815ea21c357fcbd

  • SHA1

    14bd588ba6460c3dc6351b54936f64f7261a7e4c

  • SHA256

    27e2722049ed670474ba068763442df1a11930feb437552454801ebe9e59d59a

  • SHA512

    490b7c341d91f483aef5f24b82e872d88dd278d49bee19e7051aad9af460193ba3d27e11283784c32b0d970f645fe7e1a11492020ecdf07df41d2e890db95238

  • SSDEEP

    12288:PAYAXukOaVQpmyydTlVQnmI5dj39r+ZNJ+CRW74FXHMNya0USBx+R:xLz9iim8jNrlGW7DyaWx+R

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Runs ping.exe 1 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\27e2722049ed670474ba068763442df1a11930feb437552454801ebe9e59d59a.exe
    "C:\Users\Admin\AppData\Local\Temp\27e2722049ed670474ba068763442df1a11930feb437552454801ebe9e59d59a.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c ping 127.0.0.1 -n 27 > nul && REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "explooorrs" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\explooorrs.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2984
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 27
        3⤵
        • Runs ping.exe
        PID:2976
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "explooorrs" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\explooorrs.exe"
        3⤵
        • Adds Run key to start application
        PID:556
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c ping 127.0.0.1 -n 28 > nul && copy "C:\Users\Admin\AppData\Local\Temp\27e2722049ed670474ba068763442df1a11930feb437552454801ebe9e59d59a.exe" "C:\Users\Admin\AppData\Roaming\explooorrs.exe" && ping 127.0.0.1 -n 28 > nul && "C:\Users\Admin\AppData\Roaming\explooorrs.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:3056
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 28
        3⤵
        • Runs ping.exe
        PID:580
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 28
        3⤵
        • Runs ping.exe
        PID:2800
      • C:\Users\Admin\AppData\Roaming\explooorrs.exe
        "C:\Users\Admin\AppData\Roaming\explooorrs.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2508
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
          4⤵
            PID:1684

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • \Users\Admin\AppData\Roaming\explooorrs.exe

      Filesize

      728KB

      MD5

      cdf4d3afa2bee0bf7815ea21c357fcbd

      SHA1

      14bd588ba6460c3dc6351b54936f64f7261a7e4c

      SHA256

      27e2722049ed670474ba068763442df1a11930feb437552454801ebe9e59d59a

      SHA512

      490b7c341d91f483aef5f24b82e872d88dd278d49bee19e7051aad9af460193ba3d27e11283784c32b0d970f645fe7e1a11492020ecdf07df41d2e890db95238

    • memory/1684-25-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1684-33-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1684-32-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1684-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/1684-28-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1684-27-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1684-26-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2124-6-0x00000000749E0000-0x00000000750CE000-memory.dmp

      Filesize

      6.9MB

    • memory/2124-0-0x0000000000820000-0x00000000008D6000-memory.dmp

      Filesize

      728KB

    • memory/2124-1-0x00000000749E0000-0x00000000750CE000-memory.dmp

      Filesize

      6.9MB

    • memory/2124-2-0x0000000004710000-0x0000000004750000-memory.dmp

      Filesize

      256KB

    • memory/2124-3-0x0000000000600000-0x0000000000644000-memory.dmp

      Filesize

      272KB

    • memory/2124-4-0x00000000749E0000-0x00000000750CE000-memory.dmp

      Filesize

      6.9MB

    • memory/2124-5-0x0000000004710000-0x0000000004750000-memory.dmp

      Filesize

      256KB

    • memory/2508-21-0x0000000004AB0000-0x0000000004AF0000-memory.dmp

      Filesize

      256KB

    • memory/2508-17-0x00000000012D0000-0x0000000001386000-memory.dmp

      Filesize

      728KB

    • memory/2508-24-0x0000000004AB0000-0x0000000004AF0000-memory.dmp

      Filesize

      256KB

    • memory/2508-23-0x00000000004F0000-0x00000000004F6000-memory.dmp

      Filesize

      24KB

    • memory/2508-22-0x0000000000C20000-0x0000000000C3A000-memory.dmp

      Filesize

      104KB

    • memory/2508-18-0x0000000074990000-0x000000007507E000-memory.dmp

      Filesize

      6.9MB

    • memory/2508-31-0x0000000004AB0000-0x0000000004AF0000-memory.dmp

      Filesize

      256KB

    • memory/2508-20-0x0000000074990000-0x000000007507E000-memory.dmp

      Filesize

      6.9MB

    • memory/2508-19-0x0000000004AB0000-0x0000000004AF0000-memory.dmp

      Filesize

      256KB