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Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    05/10/2023, 09:03

General

  • Target

    PAYMENT SWIFT REFHSBC029999018728929000187928311119281-PDF.exe

  • Size

    1.3MB

  • MD5

    12ae6c3917414b2680de4955a35db4af

  • SHA1

    753b6003ca1079153626f542bcfd92d53eb70953

  • SHA256

    ebd35cc9a0267195acf06cc83407165b6dfb4ad0e1a9555af9873bdf38f24557

  • SHA512

    989a7111a471f9c4e6e0a5eb3383c2d70e8b8140b1b39783a43bc9ee62731c66c7a3ac9d9f8e37b6af399f140b1d902792fdb44df95b6da2bee1c5a1e80531d9

  • SSDEEP

    24576:LUMeevo0q3GVMlILkAR6z0JnJCzbEzW3MPUV0sxBi+CaXXiRRP+gaRhFmRK2mCxz:LUMeevoTxiLkAR6Iq8aR0gB+eNdOMdCG

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6397238688:AAEpHHJSGgb8uU35gOKv_cNJ1uJTVg7khLM/

Signatures

  • AgentTesla

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PAYMENT SWIFT REFHSBC029999018728929000187928311119281-PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\PAYMENT SWIFT REFHSBC029999018728929000187928311119281-PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2448
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Microsoft.Workflow.Compiler.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Microsoft.Workflow.Compiler.exe"
      2⤵
        PID:2240
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:2228

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2228-5-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2228-9-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2228-7-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2228-10-0x0000000074B90000-0x000000007527E000-memory.dmp

      Filesize

      6.9MB

    • memory/2228-12-0x0000000002100000-0x0000000002140000-memory.dmp

      Filesize

      256KB

    • memory/2228-14-0x0000000074B90000-0x000000007527E000-memory.dmp

      Filesize

      6.9MB

    • memory/2448-1-0x0000000074B90000-0x000000007527E000-memory.dmp

      Filesize

      6.9MB

    • memory/2448-0-0x00000000010E0000-0x000000000122C000-memory.dmp

      Filesize

      1.3MB

    • memory/2448-2-0x0000000004C70000-0x0000000004CB0000-memory.dmp

      Filesize

      256KB

    • memory/2448-3-0x0000000005490000-0x00000000055CC000-memory.dmp

      Filesize

      1.2MB

    • memory/2448-4-0x00000000003B0000-0x00000000003CA000-memory.dmp

      Filesize

      104KB

    • memory/2448-11-0x0000000074B90000-0x000000007527E000-memory.dmp

      Filesize

      6.9MB