Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15-01-2025 12:25

General

  • Target

    5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe

  • Size

    687KB

  • MD5

    925ffeffd7dff776671f729416a1ef26

  • SHA1

    3c106bb1404706235849ac84da35cb44fabb5882

  • SHA256

    5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284

  • SHA512

    a5124116d25a81a7ec30c9079770eac26489260cbfe6add0411fcc426b5180a8309f88fe73b622c7d53bb0c6fcf1b5c366568bbcac7e9ba7eb4f92704273c0e6

  • SSDEEP

    12288:ZoIB1oVeon72YB1qKIaC6BIAY106LRxWvgKV++w4sF7zLR/jAQ4NPHDyuaK3NLxY:Zoqo5xB1bGDxR4gWw4sF75n2fDoK3NLP

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Agenttesla family
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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 3 TTPs

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

  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe
    "C:\Users\Admin\AppData\Local\Temp\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2716
    • C:\Users\Admin\AppData\Local\Temp\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe
      "C:\Users\Admin\AppData\Local\Temp\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe"
      2⤵
        PID:2756
      • C:\Users\Admin\AppData\Local\Temp\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe
        "C:\Users\Admin\AppData\Local\Temp\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe"
        2⤵
          PID:2856
        • C:\Users\Admin\AppData\Local\Temp\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe
          "C:\Users\Admin\AppData\Local\Temp\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe"
          2⤵
            PID:2604
          • C:\Users\Admin\AppData\Local\Temp\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe
            "C:\Users\Admin\AppData\Local\Temp\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe"
            2⤵
              PID:2752
            • C:\Users\Admin\AppData\Local\Temp\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe
              "C:\Users\Admin\AppData\Local\Temp\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe"
              2⤵
              • Adds Run key to start application
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              PID:2948

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/2716-0-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

            Filesize

            4KB

          • memory/2716-1-0x0000000000130000-0x00000000001E2000-memory.dmp

            Filesize

            712KB

          • memory/2716-2-0x0000000074BD0000-0x00000000752BE000-memory.dmp

            Filesize

            6.9MB

          • memory/2716-3-0x0000000000510000-0x000000000052C000-memory.dmp

            Filesize

            112KB

          • memory/2716-4-0x00000000003F0000-0x00000000003F8000-memory.dmp

            Filesize

            32KB

          • memory/2716-5-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

            Filesize

            4KB

          • memory/2716-6-0x0000000074BD0000-0x00000000752BE000-memory.dmp

            Filesize

            6.9MB

          • memory/2716-7-0x0000000000320000-0x000000000032C000-memory.dmp

            Filesize

            48KB

          • memory/2716-8-0x0000000005980000-0x0000000005A06000-memory.dmp

            Filesize

            536KB

          • memory/2716-20-0x0000000074BD0000-0x00000000752BE000-memory.dmp

            Filesize

            6.9MB

          • memory/2948-19-0x0000000000400000-0x0000000000444000-memory.dmp

            Filesize

            272KB

          • memory/2948-17-0x0000000000400000-0x0000000000444000-memory.dmp

            Filesize

            272KB

          • memory/2948-15-0x0000000000400000-0x0000000000444000-memory.dmp

            Filesize

            272KB

          • memory/2948-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/2948-12-0x0000000000400000-0x0000000000444000-memory.dmp

            Filesize

            272KB

          • memory/2948-10-0x0000000000400000-0x0000000000444000-memory.dmp

            Filesize

            272KB

          • memory/2948-9-0x0000000000400000-0x0000000000444000-memory.dmp

            Filesize

            272KB

          • memory/2948-21-0x0000000074BD0000-0x00000000752BE000-memory.dmp

            Filesize

            6.9MB

          • memory/2948-11-0x0000000000400000-0x0000000000444000-memory.dmp

            Filesize

            272KB

          • memory/2948-22-0x0000000074BD0000-0x00000000752BE000-memory.dmp

            Filesize

            6.9MB

          • memory/2948-24-0x0000000074BD0000-0x00000000752BE000-memory.dmp

            Filesize

            6.9MB

          • memory/2948-25-0x0000000074BD0000-0x00000000752BE000-memory.dmp

            Filesize

            6.9MB