Analysis

  • max time kernel
    143s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-02-2024 01:21

General

  • Target

    8b06439ac8fdabe8654b502fa9112c3a.exe

  • Size

    133KB

  • MD5

    8b06439ac8fdabe8654b502fa9112c3a

  • SHA1

    8ac235c31457234a9c238c1c7be303ff16f8159d

  • SHA256

    1efc7f11fb78aa5969b2e5a8d0b46b5c87876eb2840c471bd46e1f2076de79df

  • SHA512

    84f571ddc54823a3ef8756eeeb6215b3b382a6051dab368f289f113ebf46628c5ded567df6699a60a47bb34a9fe97beccbb229fa4726519545e34c5035342c32

  • SSDEEP

    3072:T1tqa3CfA+ci1aKoBBFppp1ugvwPdCkjDUOxQMNOfEtW45RmQ:Tvqa3CjcUaXBFPBedCk0OxQZQW4yQ

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\8b06439ac8fdabe8654b502fa9112c3a.exe
    "C:\Users\Admin\AppData\Local\Temp\8b06439ac8fdabe8654b502fa9112c3a.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4828
    • C:\Users\Admin\AppData\Local\Temp\8b06439ac8fdabe8654b502fa9112c3a.exe
      C:\Users\Admin\AppData\Local\Temp\8b06439ac8fdabe8654b502fa9112c3a.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1340

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8b06439ac8fdabe8654b502fa9112c3a.exe

    Filesize

    133KB

    MD5

    36c61ebaf7a2b73b7d0945aea140fa85

    SHA1

    ecfc0c1128abdde47a07c484bfce5565ec3ccd0f

    SHA256

    b45c66fe54d5b3fd29fd424abc37c0d752e8b5d0090908ad6cdaa6080486221a

    SHA512

    d3cd4411566817257894b6632c4cbffa856d51db840f2b36db72e15a5dc62d6d6fdabb91027dedbd2561d918d69f8387a2b3f0d2bc2cd312a00fe158843054e7

  • memory/1340-14-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1340-15-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/1340-32-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4828-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4828-1-0x00000000001D0000-0x00000000001F1000-memory.dmp

    Filesize

    132KB

  • memory/4828-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4828-13-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB