Analysis

  • max time kernel
    140s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2022, 01:13

General

  • Target

    0e1854b35c39d0207646a0fba8501a71d1ac29ce0b1d98c32323481ec84fc142.dll

  • Size

    111KB

  • MD5

    51182c34825c97bb81baf2d0d6057ca0

  • SHA1

    bc2c65c01e70a3d2abc4642131e6333d1ddd8402

  • SHA256

    0e1854b35c39d0207646a0fba8501a71d1ac29ce0b1d98c32323481ec84fc142

  • SHA512

    a7a99af12167b034ab81d9f7b2981e55491a7741e88030d0bd8314c386ac4cbcba5bcc98919e00cc04bc1f1820f0a3755b8a68023290aa4efe5508b93f67d0ac

  • SSDEEP

    1536:ro36xgW6L9+2UOCWMTsU4oFrUcryNQcaruJcijAU18+IW5tCrEVAwGBKuBeEXzjE:qS6L9+XOvMb3UQyvLFjAxzaCbvvnU

Score
10/10

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • UPX packed file 1 IoCs

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

  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 28 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1232
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\0e1854b35c39d0207646a0fba8501a71d1ac29ce0b1d98c32323481ec84fc142.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1788
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\0e1854b35c39d0207646a0fba8501a71d1ac29ce0b1d98c32323481ec84fc142.dll,#1
        3⤵
        • Modifies visibility of file extensions in Explorer
        • Enumerates connected drives
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:816
        • C:\Windows\SysWOW64\explorer.exe
          explorer C:\Users\Admin\AppData
          4⤵
            PID:948
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Modifies registry class
      PID:1592

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/816-55-0x0000000076711000-0x0000000076713000-memory.dmp

      Filesize

      8KB

    • memory/816-59-0x0000000000170000-0x0000000000191000-memory.dmp

      Filesize

      132KB

    • memory/816-61-0x0000000010000000-0x000000001001B000-memory.dmp

      Filesize

      108KB

    • memory/816-63-0x0000000000170000-0x0000000000191000-memory.dmp

      Filesize

      132KB

    • memory/816-68-0x0000000000170000-0x0000000000191000-memory.dmp

      Filesize

      132KB

    • memory/948-65-0x00000000753F1000-0x00000000753F3000-memory.dmp

      Filesize

      8KB

    • memory/1592-66-0x000007FEFC581000-0x000007FEFC583000-memory.dmp

      Filesize

      8KB

    • memory/1592-67-0x00000000039C0000-0x00000000039D0000-memory.dmp

      Filesize

      64KB