Analysis

  • max time kernel
    143s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-02-2024 14:47

General

  • Target

    9bf40cde788932ebb57a98392d17a916.exe

  • Size

    5.1MB

  • MD5

    9bf40cde788932ebb57a98392d17a916

  • SHA1

    f866d293d0e83f48cecac9f0468d70a9c168b0d4

  • SHA256

    3428c4616bed39108436d5cfe43a60c63b91d7e01d7de80fbe1ffc2e6f67aea2

  • SHA512

    d08a66e6beaa150a75718691ba359026975f71c9a706dc406cb2c5b3487709489434435b48a0c6a94de51838099557cf08359552d238551936d1a9f9fc6d9921

  • SSDEEP

    49152:qxsNjIflkIheoEQVo51txG9OA44Ex0ADXOeray3nZ03mW6DNiepz1C4b5M3vNr8I:1IflgtG6T3nG3CLpBaPpa2hkfo3

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\9bf40cde788932ebb57a98392d17a916.exe
    "C:\Users\Admin\AppData\Local\Temp\9bf40cde788932ebb57a98392d17a916.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3316
    • C:\Users\Admin\AppData\Local\Temp\9bf40cde788932ebb57a98392d17a916.exe
      C:\Users\Admin\AppData\Local\Temp\9bf40cde788932ebb57a98392d17a916.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4452

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\9bf40cde788932ebb57a98392d17a916.exe

    Filesize

    986KB

    MD5

    c91cbb912851aeed4be81d66d1c49ac8

    SHA1

    335772530b54f63015771e96074b7ff813f9bbdf

    SHA256

    ca7d770967ed9b675190b16a6186371ce76fb74cb567564623935b9a919474d4

    SHA512

    d65e4057adf0b8037791c378e22507c85f469cfef21b2ab69e19c2a1d80bf0ad30a90de6379cc7ed909ba8864a62316323977062ac3454b2f2857377c2a9bdc5

  • memory/3316-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/3316-1-0x0000000002160000-0x00000000023BA000-memory.dmp

    Filesize

    2.4MB

  • memory/3316-2-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/3316-13-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/4452-18-0x00000000020C0000-0x000000000231A000-memory.dmp

    Filesize

    2.4MB

  • memory/4452-16-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/4452-30-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB