Analysis

  • max time kernel
    168s
  • max time network
    177s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2023 02:39

General

  • Target

    0bf37a2e303b272bfa457cb81fda60ee.exe

  • Size

    384KB

  • MD5

    0bf37a2e303b272bfa457cb81fda60ee

  • SHA1

    5c7f6afd35e9818458aa54dcc58479c0d34a45eb

  • SHA256

    9fa06fcf8defc5d8fb7bcad83587d21e829358f64b6ac53bf0641c02bb47f52b

  • SHA512

    6d7cf132894666958856b13f1c7befccebd935ee419dca38c9797d28305e5a55af2fd3faf9ae5b99583da728d2fcf41d6257fff3e083afebddff1d72a2a9d508

  • SSDEEP

    6144:qHRpFfAoY1GDFalhVMAPthi/dJ8cD4L7LFkxfhmITTdHurgy6bav8YpMB:4YeDFMhOmhi12GfTFHugy6QMB

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 6 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0bf37a2e303b272bfa457cb81fda60ee.exe
    "C:\Users\Admin\AppData\Local\Temp\0bf37a2e303b272bfa457cb81fda60ee.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2672
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 668
      2⤵
      • Program crash
      PID:436
    • C:\ProgramData\bO28321KeGcG28321\bO28321KeGcG28321.exe
      "C:\ProgramData\bO28321KeGcG28321\bO28321KeGcG28321.exe" "C:\Users\Admin\AppData\Local\Temp\0bf37a2e303b272bfa457cb81fda60ee.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:3080
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3080 -s 668
        3⤵
        • Program crash
        PID:1012
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2672 -ip 2672
    1⤵
      PID:3328
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3080 -ip 3080
      1⤵
        PID:3356

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\ProgramData\bO28321KeGcG28321\bO28321KeGcG28321.exe

        Filesize

        384KB

        MD5

        5cb55945e488856f8128e08959838880

        SHA1

        b0869acc31e70a793d3bc365ada0644c8ffc1b57

        SHA256

        8beabb39206206feb8218039006e6558d88d951065230b980f16325767a0c5cc

        SHA512

        7699f23d9673cd3d3062728e650b88d61c06ca75e577e9056ea071b74b2d5f94c4a7244674cba94b61ff3d88ebf76d06b6806d1e4165602c0c0d103e582f9613

      • memory/2672-0-0x0000000000670000-0x0000000000672000-memory.dmp

        Filesize

        8KB

      • memory/2672-3-0x0000000000400000-0x00000000004EE000-memory.dmp

        Filesize

        952KB

      • memory/2672-13-0x0000000000400000-0x00000000004EE000-memory.dmp

        Filesize

        952KB

      • memory/3080-19-0x0000000000400000-0x00000000004EE000-memory.dmp

        Filesize

        952KB

      • memory/3080-22-0x0000000000400000-0x00000000004EE000-memory.dmp

        Filesize

        952KB

      • memory/3080-29-0x0000000000400000-0x00000000004EE000-memory.dmp

        Filesize

        952KB

      • memory/3080-30-0x0000000000400000-0x00000000004EE000-memory.dmp

        Filesize

        952KB