Analysis

  • max time kernel
    138s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/01/2024, 03:56

General

  • Target

    66a222a8bf1775569161db9ff9cb3299.exe

  • Size

    133KB

  • MD5

    66a222a8bf1775569161db9ff9cb3299

  • SHA1

    e20f53e52134d2843836539b14dc8c1d1cbac5bb

  • SHA256

    02fef8292be01c0955a2f232c133eec3cb6e6bc232e3dc7af17c17012b76bf6a

  • SHA512

    10c2a25d9abc63fe6ca4cbaa371d8bf50992e72f9cec518fad98daf0534a0de9a0bdd84c17ddc82ef4be5abd45b5a41da3ce739de75a8f9e5e26ef2314870c90

  • SSDEEP

    3072:XHBX8qVZxSvWY5ViEn/fJFXm03SxtAPfrqYGXnj05UNQ:XHJvZxwWY5VDf+8NG1Xj05iQ

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.

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\66a222a8bf1775569161db9ff9cb3299.exe
    "C:\Users\Admin\AppData\Local\Temp\66a222a8bf1775569161db9ff9cb3299.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1236
    • C:\Users\Admin\AppData\Local\Temp\66a222a8bf1775569161db9ff9cb3299.exe
      C:\Users\Admin\AppData\Local\Temp\66a222a8bf1775569161db9ff9cb3299.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\66a222a8bf1775569161db9ff9cb3299.exe

    Filesize

    128KB

    MD5

    610b3ef96dafd4dfea0241a7db8e7f9b

    SHA1

    23286e1cc44f27a6c01f8e0a8e954981175dbcaf

    SHA256

    fa770b1b3cb167951017b73d73f0f014854de2ed74e8fe5eff0f27e8a06e930f

    SHA512

    a65cf8236197b09c985d8a1c102e89744bd9471a6ca9f467ec053d0a5b94b114963db1cd25ac112f0015c0b104281d3c7d260a27ceb22637873322747b5a7cea

  • memory/1236-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1236-1-0x00000000000F0000-0x0000000000111000-memory.dmp

    Filesize

    132KB

  • memory/1236-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1236-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4972-13-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4972-15-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/4972-16-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4972-30-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB