Analysis

  • max time kernel
    133s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-01-2023 13:08

General

  • Target

    P0-3325185-dtd-26-01-2023.exe

  • Size

    476KB

  • MD5

    abb0f20592407cbc9c1df8d7be759d9a

  • SHA1

    ae2354355268cd193d54b4ae3691a31ee8744116

  • SHA256

    cd4fd070dbe5909f9e14e9228bc1243c2993e6dd105e91deed3bb3ca53e1f30d

  • SHA512

    c8df73077136802c81067c2647707ae34cfb01604557f2a4cdba95d4b14f4f13a8cac38fef882c36d29fa4f08cd90cdaa8e90a38c85b5fa37eae38ca79c153db

  • SSDEEP

    3072:p2yWP9LN3qIwBzFyIR+DSbisRKOsHas+8+qB1LuiCx8V8rIiJzQvstptE8z0Y:pNWP9GTsHtZLv8EiFES0

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\P0-3325185-dtd-26-01-2023.exe
    "C:\Users\Admin\AppData\Local\Temp\P0-3325185-dtd-26-01-2023.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:384
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig/release
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5048
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /release
        3⤵
        • Gathers network information
        PID:2644
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2292
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig/renew
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3548
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /renew
        3⤵
        • Gathers network information
        PID:1688
    • C:\Users\Admin\AppData\Local\Temp\P0-3325185-dtd-26-01-2023.exe
      C:\Users\Admin\AppData\Local\Temp\P0-3325185-dtd-26-01-2023.exe
      2⤵
        PID:3440
      • C:\Users\Admin\AppData\Local\Temp\P0-3325185-dtd-26-01-2023.exe
        C:\Users\Admin\AppData\Local\Temp\P0-3325185-dtd-26-01-2023.exe
        2⤵
          PID:3452
        • C:\Users\Admin\AppData\Local\Temp\P0-3325185-dtd-26-01-2023.exe
          C:\Users\Admin\AppData\Local\Temp\P0-3325185-dtd-26-01-2023.exe
          2⤵
          • Accesses Microsoft Outlook profiles
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:3196

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Execution

      Command-Line Interface

      1
      T1059

      Persistence

      Registry Run Keys / Startup Folder

      1
      T1060

      Defense Evasion

      Modify Registry

      1
      T1112

      Credential Access

      Credentials in Files

      3
      T1081

      Discovery

      Query Registry

      1
      T1012

      System Information Discovery

      3
      T1082

      Collection

      Data from Local System

      3
      T1005

      Email Collection

      1
      T1114

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\P0-3325185-dtd-26-01-2023.exe.log
        Filesize

        1KB

        MD5

        13b08803e0bb671919478d178f19d6e2

        SHA1

        9f8c1d2a16446f9ee1e3244f48d372aecccf4dd9

        SHA256

        bab001392f6a9fc257a302cf557c9f571c7b352f41aedda14b049976ee5fd1c9

        SHA512

        2fe208b9958329734a5c6ce6aa526ee20d2c02d351927e75f85f27c2ffdc3c9e3413c17dc6e0dd9eefc3fb379e936b6bef2984a6e44ffafdc7600f590398016f

      • memory/384-132-0x0000000000AB0000-0x0000000000B2C000-memory.dmp
        Filesize

        496KB

      • memory/384-133-0x0000000006940000-0x0000000006962000-memory.dmp
        Filesize

        136KB

      • memory/384-145-0x0000000007A00000-0x0000000007FA4000-memory.dmp
        Filesize

        5.6MB

      • memory/384-144-0x0000000005CA0000-0x0000000005D32000-memory.dmp
        Filesize

        584KB

      • memory/1688-147-0x0000000000000000-mapping.dmp
      • memory/2292-138-0x0000000005540000-0x0000000005B68000-memory.dmp
        Filesize

        6.2MB

      • memory/2292-139-0x0000000005B70000-0x0000000005BD6000-memory.dmp
        Filesize

        408KB

      • memory/2292-140-0x0000000005C50000-0x0000000005CB6000-memory.dmp
        Filesize

        408KB

      • memory/2292-141-0x0000000006230000-0x000000000624E000-memory.dmp
        Filesize

        120KB

      • memory/2292-142-0x0000000007840000-0x0000000007EBA000-memory.dmp
        Filesize

        6.5MB

      • memory/2292-143-0x0000000006730000-0x000000000674A000-memory.dmp
        Filesize

        104KB

      • memory/2292-137-0x0000000002920000-0x0000000002956000-memory.dmp
        Filesize

        216KB

      • memory/2292-136-0x0000000000000000-mapping.dmp
      • memory/2644-135-0x0000000000000000-mapping.dmp
      • memory/3196-150-0x0000000000000000-mapping.dmp
      • memory/3196-151-0x0000000000400000-0x0000000000430000-memory.dmp
        Filesize

        192KB

      • memory/3196-153-0x0000000006E80000-0x0000000006E8A000-memory.dmp
        Filesize

        40KB

      • memory/3196-154-0x0000000006FC0000-0x0000000007010000-memory.dmp
        Filesize

        320KB

      • memory/3196-155-0x0000000007320000-0x00000000074E2000-memory.dmp
        Filesize

        1.8MB

      • memory/3440-148-0x0000000000000000-mapping.dmp
      • memory/3452-149-0x0000000000000000-mapping.dmp
      • memory/3548-146-0x0000000000000000-mapping.dmp
      • memory/5048-134-0x0000000000000000-mapping.dmp