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Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    22/12/2023, 13:44

General

  • Target

    ab6c91145bd4938801d3f4d54dd1fcbc.exe

  • Size

    133KB

  • MD5

    ab6c91145bd4938801d3f4d54dd1fcbc

  • SHA1

    69416b9ae26a52dda422d729dbf8150db7243e30

  • SHA256

    585a74590038ad27d56131cf20b771b345029037aa1be92fbc4d78408b4ae5e1

  • SHA512

    d9b2d0efe26d85fb5242380ed46100b07f3556f4df789ccf4be98fee012c2b74708b13c8de2df088bd43ddfd88d53ad0624e8d06f0d92559679c8034d744ded3

  • SSDEEP

    3072:I9zC2L16zLuu/Y3S4XJt3PvE93LNsGKUhpURwQ:IFC04QS4Dv83LNZKUhpURwQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 2 IoCs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ab6c91145bd4938801d3f4d54dd1fcbc.exe
    "C:\Users\Admin\AppData\Local\Temp\ab6c91145bd4938801d3f4d54dd1fcbc.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1276
    • C:\Users\Admin\AppData\Local\Temp\ab6c91145bd4938801d3f4d54dd1fcbc.exe
      C:\Users\Admin\AppData\Local\Temp\ab6c91145bd4938801d3f4d54dd1fcbc.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:3028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\ab6c91145bd4938801d3f4d54dd1fcbc.exe

    Filesize

    133KB

    MD5

    30faa114fc56adeb2272276b534e078b

    SHA1

    5ac2b69dbdb833522546914a844023fe4ad13f75

    SHA256

    cef91b9e942a4f4139feaa1fa1d72df9c5a83919510ba61b38a4dc695b252aa2

    SHA512

    f436bbb05f7345405fcfb78aea5c644d8704db32e22d0245a5d1ec7816473f678229e9f4205b8513036df1ef437a2ad47389b369abfc40f12fc3e985da25a17a

  • memory/1276-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1276-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1276-1-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/1276-16-0x0000000002CE0000-0x0000000002D66000-memory.dmp

    Filesize

    536KB

  • memory/1276-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3028-18-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3028-20-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/3028-34-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB