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Analysis

  • max time kernel
    129s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/02/2024, 03:50

General

  • Target

    8879fdbfc9bc619b562119dcd86523d7.exe

  • Size

    5.8MB

  • MD5

    8879fdbfc9bc619b562119dcd86523d7

  • SHA1

    9b2aa75c5d66446dc686ca4604cdc05429001f34

  • SHA256

    88a4c2abc81f7556f21736b7c96ce8001985774d804d699fc20f1231052b52d1

  • SHA512

    5878b53b034e56dab40825bc4286a817501a19c25995bea4b2768397bdb70edb4b39e1d22087561ddf81fda6f48b76ff20aa241d839ead90a97dd96cb7bd33d2

  • SSDEEP

    98304:7X/LYYZ8oONHau42c1joCjMPkNwk6alDAqD7z3uboHau42c1joCjMPkNwk6:o6Opauq1jI86FA7y2auq1jI86

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 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\8879fdbfc9bc619b562119dcd86523d7.exe
    "C:\Users\Admin\AppData\Local\Temp\8879fdbfc9bc619b562119dcd86523d7.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4640
    • C:\Users\Admin\AppData\Local\Temp\8879fdbfc9bc619b562119dcd86523d7.exe
      C:\Users\Admin\AppData\Local\Temp\8879fdbfc9bc619b562119dcd86523d7.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:228

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8879fdbfc9bc619b562119dcd86523d7.exe

    Filesize

    124KB

    MD5

    4d64ef6bf1ff1e8b1ecdc67d006dbc6e

    SHA1

    1a4ccb9d4f24b51741fae2cd8dce8ae59d230366

    SHA256

    4bafe90af24cd1abf67cf26fe719e4ba20345f5c5205e7b27b51ef484514907f

    SHA512

    7af0020c0f23737daff90f6d912ae8cc097067025d1a3720eda6309c49f4b05d5eabe1d304b2f5f7079518091f7f798eda80fd3c53c852e5e08f5a2b0218412e

  • memory/228-14-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/228-13-0x0000000001CF0000-0x0000000001E23000-memory.dmp

    Filesize

    1.2MB

  • memory/228-16-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/228-20-0x00000000055F0000-0x000000000581A000-memory.dmp

    Filesize

    2.2MB

  • memory/228-21-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/228-28-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/4640-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/4640-1-0x0000000001CE0000-0x0000000001E13000-memory.dmp

    Filesize

    1.2MB

  • memory/4640-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/4640-12-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB