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Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28/09/2024, 01:19

General

  • Target

    461d7bbff67fa45958735a68976e83143b072eb35f2275086e99212d8fd165cb.exe

  • Size

    480KB

  • MD5

    aac338140e178a3cac423d3454cc7467

  • SHA1

    a9c195e15b4109d4ece1309fb4e3b3bd77145421

  • SHA256

    461d7bbff67fa45958735a68976e83143b072eb35f2275086e99212d8fd165cb

  • SHA512

    a96b2c8c985feccbc385a8ba1e7583be6913db7da15244b136c203f7ca320a03727425f3927c21157eae0c4da3fbbdd8fb71373655c6824544296ec66df834f2

  • SSDEEP

    12288:PkQNy5kuH2lZ6r4os6WQMiyvtJMDiXxJfrJyru:XvuHTr4J7Qw1JJXxJ0ru

Malware Config

Extracted

Family

strrat

C2

93.185.156.124:1912

127.0.0.1:1912

Attributes
  • license_id

    khonsari

  • plugins_url

    http://jbfrost.live/strigoi/server/?hwid=1&lid=m&ht=5

  • scheduled_task

    true

  • secondary_startup

    true

  • startup

    true

Signatures

  • STRRAT

    STRRAT is a remote access tool than can steal credentials and log keystrokes.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\461d7bbff67fa45958735a68976e83143b072eb35f2275086e99212d8fd165cb.exe
    "C:\Users\Admin\AppData\Local\Temp\461d7bbff67fa45958735a68976e83143b072eb35f2275086e99212d8fd165cb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2380
    • C:\Users\Admin\AppData\Local\Temp\461d7bbff67fa45958735a68976e83143b072eb35f2275086e99212d8fd165cb.exe
      "C:\Users\Admin\AppData\Local\Temp\461d7bbff67fa45958735a68976e83143b072eb35f2275086e99212d8fd165cb.exe"
      2⤵
        PID:2972
      • C:\Users\Admin\AppData\Local\Temp\461d7bbff67fa45958735a68976e83143b072eb35f2275086e99212d8fd165cb.exe
        "C:\Users\Admin\AppData\Local\Temp\461d7bbff67fa45958735a68976e83143b072eb35f2275086e99212d8fd165cb.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2484
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c start "" "C:\Users\Admin\AppData\Local\Temp\A.jar"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2808
          • C:\Program Files\Java\jre7\bin\javaw.exe
            "C:\Program Files\Java\jre7\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Local\Temp\A.jar"
            4⤵
              PID:2800

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\A.jar

        Filesize

        92KB

        MD5

        105a14c6fce083e80f49b30db88ec915

        SHA1

        46187697a87562210e785917ce6ca16aeb4912b3

        SHA256

        7e5adae008afee158168b1943fcc41157c7de63ab4792cc5eba8d1830edd6d65

        SHA512

        2322eeeb100b644d53641ec3c1b0588579565636a2ea934924931f6f77b156b6d4e5925a2f36b0520e1f568d771860af53e9f3c39bb5238f7e7520389692c963

      • memory/2380-20-0x0000000074080000-0x000000007476E000-memory.dmp

        Filesize

        6.9MB

      • memory/2380-0-0x000000007408E000-0x000000007408F000-memory.dmp

        Filesize

        4KB

      • memory/2380-3-0x0000000004970000-0x00000000049E4000-memory.dmp

        Filesize

        464KB

      • memory/2380-4-0x00000000005F0000-0x0000000000600000-memory.dmp

        Filesize

        64KB

      • memory/2380-5-0x000000007408E000-0x000000007408F000-memory.dmp

        Filesize

        4KB

      • memory/2380-6-0x0000000074080000-0x000000007476E000-memory.dmp

        Filesize

        6.9MB

      • memory/2380-7-0x0000000004F10000-0x0000000004F70000-memory.dmp

        Filesize

        384KB

      • memory/2380-1-0x00000000000F0000-0x000000000016C000-memory.dmp

        Filesize

        496KB

      • memory/2380-2-0x0000000074080000-0x000000007476E000-memory.dmp

        Filesize

        6.9MB

      • memory/2484-12-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/2484-8-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/2484-10-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/2484-18-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/2484-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2484-16-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/2800-80-0x0000000074060000-0x0000000074839000-memory.dmp

        Filesize

        7.8MB

      • memory/2800-84-0x0000000000330000-0x0000000000331000-memory.dmp

        Filesize

        4KB

      • memory/2800-61-0x0000000000330000-0x0000000000331000-memory.dmp

        Filesize

        4KB

      • memory/2800-71-0x0000000000330000-0x0000000000331000-memory.dmp

        Filesize

        4KB

      • memory/2800-76-0x0000000000330000-0x0000000000331000-memory.dmp

        Filesize

        4KB

      • memory/2800-48-0x0000000074060000-0x0000000074839000-memory.dmp

        Filesize

        7.8MB

      • memory/2800-82-0x0000000000330000-0x0000000000331000-memory.dmp

        Filesize

        4KB

      • memory/2800-54-0x0000000000330000-0x0000000000331000-memory.dmp

        Filesize

        4KB

      • memory/2800-85-0x0000000000330000-0x0000000000331000-memory.dmp

        Filesize

        4KB

      • memory/2800-92-0x0000000000330000-0x0000000000331000-memory.dmp

        Filesize

        4KB

      • memory/2800-113-0x0000000000330000-0x0000000000331000-memory.dmp

        Filesize

        4KB

      • memory/2800-115-0x0000000000330000-0x0000000000331000-memory.dmp

        Filesize

        4KB

      • memory/2800-122-0x0000000000330000-0x0000000000331000-memory.dmp

        Filesize

        4KB

      • memory/2800-127-0x0000000000330000-0x0000000000331000-memory.dmp

        Filesize

        4KB

      • memory/2800-129-0x0000000000330000-0x0000000000331000-memory.dmp

        Filesize

        4KB