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Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 17:21

General

  • Target

    ff76cc5bb7aaecbdbdde6ae592b0ef0a.exe

  • Size

    5.8MB

  • MD5

    ff76cc5bb7aaecbdbdde6ae592b0ef0a

  • SHA1

    87456fcd211d949fcc1c131eb7f02fda318b20dc

  • SHA256

    e6e7a0f2da53e04d64599a85d4487c44c6e983af58c34d95bce7dc9fc93391ea

  • SHA512

    447051cb18ebb572cfefc809f10373fb4e6743ab4584eeec8abb212b702b7f683e31078ce6befbda6dd87f4c2ce76b6e33da3a87f0cdd18d3d49fefe5b17e7ec

  • SSDEEP

    98304:vem/1gwg8L54HBUCczzM3dO/rQy+IJUTo4HBUCczzM3:vxdgCuWCByrh+HWC

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ff76cc5bb7aaecbdbdde6ae592b0ef0a.exe
    "C:\Users\Admin\AppData\Local\Temp\ff76cc5bb7aaecbdbdde6ae592b0ef0a.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1032
    • C:\Users\Admin\AppData\Local\Temp\ff76cc5bb7aaecbdbdde6ae592b0ef0a.exe
      C:\Users\Admin\AppData\Local\Temp\ff76cc5bb7aaecbdbdde6ae592b0ef0a.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3372

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\ff76cc5bb7aaecbdbdde6ae592b0ef0a.exe

    Filesize

    148KB

    MD5

    5d0acbf1b04bf75b3efae95260066adb

    SHA1

    a43e0d60a3d32714c757b5f65687c138e6c88c81

    SHA256

    9ee030e424dbaf1d8d92bfa67f4acb7af515d1085811754d8aaaba8e9ad8fa4d

    SHA512

    94e60b8980287752945241e90c88aa8e2e389ce53e738a5f71f8127306f19bc2f341e5592886c6aa669ab4c721e906d39bca461ff4b9cfbe46418ecdda9a94a6

  • memory/1032-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/1032-1-0x0000000001D90000-0x0000000001EC3000-memory.dmp

    Filesize

    1.2MB

  • memory/1032-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/1032-12-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3372-15-0x0000000001CF0000-0x0000000001E23000-memory.dmp

    Filesize

    1.2MB

  • memory/3372-13-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3372-14-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3372-20-0x00000000055F0000-0x000000000581A000-memory.dmp

    Filesize

    2.2MB

  • memory/3372-21-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/3372-28-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB