Analysis

  • max time kernel
    153s
  • max time network
    67s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 12:35

General

  • Target

    ff0ff899def71088c850a1050e94d962ec2452d849e43273c46b103a8a839388.exe

  • Size

    46KB

  • MD5

    c9a3deb22ed82d4b04ace98903eddeac

  • SHA1

    4ff6670f31a5d0c8d48edb3394abdae6511c8aa6

  • SHA256

    ff0ff899def71088c850a1050e94d962ec2452d849e43273c46b103a8a839388

  • SHA512

    601f015a161cab74973bd16c696c84c2aa8066a8d85203c036a193bd2382f9d4b0de3603a2278b510808a83aa5c2e8003c64762ad3f6fd484a20218aa97c471e

  • SSDEEP

    768:Vvfdi1f8dlZ0gEdb1fIViMJX9dilR4UO/dd5pJ2SeHaZYA0HaU0TZ+H4gzc94uNZ:9diV8PJEdblIwMJX9dibKpJaHaQ6U0Tx

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ff0ff899def71088c850a1050e94d962ec2452d849e43273c46b103a8a839388.exe
    "C:\Users\Admin\AppData\Local\Temp\ff0ff899def71088c850a1050e94d962ec2452d849e43273c46b103a8a839388.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1748
    • C:\ProgramData\mhunuadq.exe
      "C:\ProgramData\mhunuadq.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1188
      • C:\Users\Admin\qzlbm0r.exe
        "C:\Users\Admin\qzlbm0r.exe" C:\ProgramData\mhunuadq.exe 1188
        3⤵
        • Executes dropped EXE
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:812
      • C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
        dw20.exe -x -s 1920
        3⤵
          PID:1476

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\mhunuadq.exe
      Filesize

      46KB

      MD5

      c9a3deb22ed82d4b04ace98903eddeac

      SHA1

      4ff6670f31a5d0c8d48edb3394abdae6511c8aa6

      SHA256

      ff0ff899def71088c850a1050e94d962ec2452d849e43273c46b103a8a839388

      SHA512

      601f015a161cab74973bd16c696c84c2aa8066a8d85203c036a193bd2382f9d4b0de3603a2278b510808a83aa5c2e8003c64762ad3f6fd484a20218aa97c471e

    • C:\ProgramData\mhunuadq.exe
      Filesize

      46KB

      MD5

      c9a3deb22ed82d4b04ace98903eddeac

      SHA1

      4ff6670f31a5d0c8d48edb3394abdae6511c8aa6

      SHA256

      ff0ff899def71088c850a1050e94d962ec2452d849e43273c46b103a8a839388

      SHA512

      601f015a161cab74973bd16c696c84c2aa8066a8d85203c036a193bd2382f9d4b0de3603a2278b510808a83aa5c2e8003c64762ad3f6fd484a20218aa97c471e

    • C:\Users\Admin\qzlbm0r.exe
      Filesize

      46KB

      MD5

      c9a3deb22ed82d4b04ace98903eddeac

      SHA1

      4ff6670f31a5d0c8d48edb3394abdae6511c8aa6

      SHA256

      ff0ff899def71088c850a1050e94d962ec2452d849e43273c46b103a8a839388

      SHA512

      601f015a161cab74973bd16c696c84c2aa8066a8d85203c036a193bd2382f9d4b0de3603a2278b510808a83aa5c2e8003c64762ad3f6fd484a20218aa97c471e

    • C:\Users\Admin\qzlbm0r.exe
      Filesize

      46KB

      MD5

      c9a3deb22ed82d4b04ace98903eddeac

      SHA1

      4ff6670f31a5d0c8d48edb3394abdae6511c8aa6

      SHA256

      ff0ff899def71088c850a1050e94d962ec2452d849e43273c46b103a8a839388

      SHA512

      601f015a161cab74973bd16c696c84c2aa8066a8d85203c036a193bd2382f9d4b0de3603a2278b510808a83aa5c2e8003c64762ad3f6fd484a20218aa97c471e

    • memory/812-63-0x0000000000000000-mapping.dmp
    • memory/812-67-0x000007FEEEE10000-0x000007FEEFEA6000-memory.dmp
      Filesize

      16.6MB

    • memory/812-66-0x000007FEF4C30000-0x000007FEF5653000-memory.dmp
      Filesize

      10.1MB

    • memory/1188-57-0x0000000000000000-mapping.dmp
    • memory/1188-61-0x000007FEEEE10000-0x000007FEEFEA6000-memory.dmp
      Filesize

      16.6MB

    • memory/1188-60-0x000007FEF4C30000-0x000007FEF5653000-memory.dmp
      Filesize

      10.1MB

    • memory/1476-68-0x0000000000000000-mapping.dmp
    • memory/1748-54-0x000007FEF3D50000-0x000007FEF4773000-memory.dmp
      Filesize

      10.1MB

    • memory/1748-56-0x000007FEFC091000-0x000007FEFC093000-memory.dmp
      Filesize

      8KB

    • memory/1748-55-0x000007FEF2CB0000-0x000007FEF3D46000-memory.dmp
      Filesize

      16.6MB