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Analysis

  • max time kernel
    134s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    01/01/2024, 18:16

General

  • Target

    3d89c4c1ccbe48db8c123160314bfe76.exe

  • Size

    133KB

  • MD5

    3d89c4c1ccbe48db8c123160314bfe76

  • SHA1

    8ba032abd2b328bfb9f3777bc33730128a01d981

  • SHA256

    aae161bbb095224f0637263cfe379d7096340c9a17bde3f51920acfd59ad8278

  • SHA512

    0e1e81a391ca6d508db156125eded30344463f65810a27ff69f06f03e13b2f7ae602944729a2b69338b149bd47c17879009c23994af9580a2f17f5d53b9db607

  • SSDEEP

    3072:iPrhNXh+NKUDtjIX0tpbrUO3ZgEKg3IlUEY3RQ:eSIEt1vLYlUVRQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 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\3d89c4c1ccbe48db8c123160314bfe76.exe
    "C:\Users\Admin\AppData\Local\Temp\3d89c4c1ccbe48db8c123160314bfe76.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Users\Admin\AppData\Local\Temp\3d89c4c1ccbe48db8c123160314bfe76.exe
      C:\Users\Admin\AppData\Local\Temp\3d89c4c1ccbe48db8c123160314bfe76.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2840

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\3d89c4c1ccbe48db8c123160314bfe76.exe

    Filesize

    133KB

    MD5

    84214c5927d9542850a46403b41b9831

    SHA1

    06ff02181383a4a40f5ae666b3ba8e73695b3636

    SHA256

    87824e3f316272ef07955354fbce03956ec9c60f685ef6d1575887100997b3a3

    SHA512

    f98f590c363e3d7022d9799b72cd52083aa5bf32d59e55ac10abf2a83fc1969c5aeba80e502339ac5b342e36690315c325c7e339f0af828ab70b0da1330d4a94

  • memory/2124-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2124-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2124-1-0x00000000001F0000-0x0000000000211000-memory.dmp

    Filesize

    132KB

  • memory/2124-16-0x0000000002CD0000-0x0000000002D56000-memory.dmp

    Filesize

    536KB

  • memory/2124-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2124-42-0x0000000002CD0000-0x0000000002D56000-memory.dmp

    Filesize

    536KB

  • memory/2840-17-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2840-18-0x00000000001E0000-0x0000000000201000-memory.dmp

    Filesize

    132KB

  • memory/2840-43-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB