Analysis

  • max time kernel
    121s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2023 12:20

General

  • Target

    185277d697748720e7d0b0b2730d52e0.exe

  • Size

    133KB

  • MD5

    185277d697748720e7d0b0b2730d52e0

  • SHA1

    a064653099eab8acbfa752dd1d77c65f9d981702

  • SHA256

    cb19a9f17eaab4e56ffe589d0309ef83d5a2c4fa8165a60ef9537b1731ca1df5

  • SHA512

    0d73b3c63286ebc81d4a49f97a33cd9ce77f7b0f009f97aae6c91c3e604c215dae4e3bd45b48ed091f26bcf65181b72701d17a880aa6e3b78f319a2728f95ead

  • SSDEEP

    3072:8KNYdxhZ6jS0PfXk7DuhpmmplABTC2EfGiVhj9NWld+tR5I7DiYEUHyQ:8kgx8fDpJQBTCdGq9Nid+f+CYpyQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 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\185277d697748720e7d0b0b2730d52e0.exe
    "C:\Users\Admin\AppData\Local\Temp\185277d697748720e7d0b0b2730d52e0.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3000
    • C:\Users\Admin\AppData\Local\Temp\185277d697748720e7d0b0b2730d52e0.exe
      C:\Users\Admin\AppData\Local\Temp\185277d697748720e7d0b0b2730d52e0.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2720

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\185277d697748720e7d0b0b2730d52e0.exe

    Filesize

    133KB

    MD5

    02ac039c71039b9c7d9d8b32b44d4e26

    SHA1

    68def116c318c4e1cab6be1ee240d520c9f1c445

    SHA256

    570a6ab213e07867eb579a57d8bc9c3727952ab6765e5de455e921321f615134

    SHA512

    b91b6d276a995c8c3a27b009ecec9a0491f30fe6ed7509d0171f980c5826f4b8a9819cf3757c14f554c73e35dc8803b511f8af563abde6184e73f4f8e61f107c

  • memory/2720-17-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2720-18-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2720-40-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3000-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3000-2-0x0000000000170000-0x0000000000191000-memory.dmp

    Filesize

    132KB

  • memory/3000-1-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3000-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3000-13-0x0000000000310000-0x0000000000396000-memory.dmp

    Filesize

    536KB