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Analysis

  • max time kernel
    141s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    11/03/2024, 01:00

General

  • Target

    51031eb2957eac19640529de0c551b6f.exe

  • Size

    853KB

  • MD5

    51031eb2957eac19640529de0c551b6f

  • SHA1

    141b1a09330a11a7ff8da00eb02fbe1670f0fbb0

  • SHA256

    1547745358f542a3620a00dd50235f6cf7665687064adf1d6a0a112b45081644

  • SHA512

    c268709bbd6be466dff2e0c4dc8824337cbfd25818a02afa45328d50cf548c8367cdb18dde527431334de3bc1e80cf76e9fb83b7acd6620110b87cb08094a854

  • SSDEEP

    12288:W9j+65uTSP/FqLm/jkqyq/7lOOTfnqTRUz/W64ZUVPhfC:r8uTojk+70OTfnqyz/62I

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies firewall policy service 2 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • UPX packed file 10 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1112
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Users\Admin\AppData\Local\Temp\51031eb2957eac19640529de0c551b6f.exe
        "C:\Users\Admin\AppData\Local\Temp\51031eb2957eac19640529de0c551b6f.exe"
        1⤵
        • Modifies firewall policy service
        • UAC bypass
        • Windows security bypass
        • Windows security modification
        • Checks whether UAC is enabled
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • System policy modification
        PID:2192

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Windows\system.ini

        Filesize

        257B

        MD5

        1a29d5a9cdef87b624e2610e72024893

        SHA1

        ab27aa625bb56fcd372f8b0991235d21c19f72ce

        SHA256

        3f81e87159d0c57c3ef7dd5d604d262e2c64a662e707702aad3efd00e99be0c7

        SHA512

        f3c1476d192565b917c7f56f11d19d64cc45c2bc87602d262b5d9c0a349c7463d88f05f9bc2049ec56bb87c1a03d97c16ecd9d8d2fb4ccb62dcec0ba00b16370

      • memory/1112-6-0x0000000000250000-0x0000000000252000-memory.dmp

        Filesize

        8KB

      • memory/2192-4-0x0000000001E10000-0x0000000002E9E000-memory.dmp

        Filesize

        16.6MB

      • memory/2192-0-0x0000000000400000-0x00000000004D8000-memory.dmp

        Filesize

        864KB

      • memory/2192-5-0x0000000001E10000-0x0000000002E9E000-memory.dmp

        Filesize

        16.6MB

      • memory/2192-8-0x0000000001E10000-0x0000000002E9E000-memory.dmp

        Filesize

        16.6MB

      • memory/2192-12-0x0000000001E10000-0x0000000002E9E000-memory.dmp

        Filesize

        16.6MB

      • memory/2192-13-0x0000000001E10000-0x0000000002E9E000-memory.dmp

        Filesize

        16.6MB

      • memory/2192-14-0x0000000001E10000-0x0000000002E9E000-memory.dmp

        Filesize

        16.6MB

      • memory/2192-2-0x0000000001E10000-0x0000000002E9E000-memory.dmp

        Filesize

        16.6MB

      • memory/2192-21-0x0000000001E10000-0x0000000002E9E000-memory.dmp

        Filesize

        16.6MB

      • memory/2192-22-0x0000000001E10000-0x0000000002E9E000-memory.dmp

        Filesize

        16.6MB

      • memory/2192-23-0x0000000001E10000-0x0000000002E9E000-memory.dmp

        Filesize

        16.6MB

      • memory/2192-31-0x0000000000400000-0x00000000004D8000-memory.dmp

        Filesize

        864KB