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Analysis

  • max time kernel
    148s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/03/2024, 23:40

General

  • Target

    b5f39df2d1b5863c76b031b8ad046287.exe

  • Size

    1.5MB

  • MD5

    b5f39df2d1b5863c76b031b8ad046287

  • SHA1

    af30e22670423e4cf2a0c337b7525b15142801e0

  • SHA256

    9425565c1c89b1dda680906e4d4454dc1c5201c402046a53ff1a669a91abdf4e

  • SHA512

    fbb426df15ecab475402e6e69d683f90e3facaeced877b51b702be6b613ae1ec61e48d14506cd60a393802cf8385e1e8c21d49a01ca86c34043f9c91e8fbb937

  • SSDEEP

    24576:YO7oouzuacf4xq6vYEDxgBfeRSWno5exPdgH4aRW:p7duzulQx/vbDxwfIXoAxFHI

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\b5f39df2d1b5863c76b031b8ad046287.exe
    "C:\Users\Admin\AppData\Local\Temp\b5f39df2d1b5863c76b031b8ad046287.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3104
    • C:\Users\Admin\AppData\Local\Temp\b5f39df2d1b5863c76b031b8ad046287.exe
      C:\Users\Admin\AppData\Local\Temp\b5f39df2d1b5863c76b031b8ad046287.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:1172

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\b5f39df2d1b5863c76b031b8ad046287.exe

    Filesize

    1.5MB

    MD5

    4ddb6d5c78e4c5b20d6f5711a6194211

    SHA1

    d3fed50743d3f487c29d9c0483650da8db0f46ba

    SHA256

    6241b5cc2dee1ca2a4a4fc7c6997da88237f150753f22b46d2dfc2230c077d49

    SHA512

    92bd5b461176e564b2d4970668d760f06b8dfcda3bf4023620e973f715db0b2f647aa0f9297eab960286c29316cbd7189f27bd7f507a48c6e71217f1b361e1f8

  • memory/1172-13-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/1172-14-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/1172-15-0x0000000001C90000-0x0000000001DC3000-memory.dmp

    Filesize

    1.2MB

  • memory/1172-20-0x0000000005590000-0x00000000057BA000-memory.dmp

    Filesize

    2.2MB

  • memory/1172-21-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/1172-28-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3104-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3104-1-0x00000000018F0000-0x0000000001A23000-memory.dmp

    Filesize

    1.2MB

  • memory/3104-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3104-12-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB