Analysis

  • max time kernel
    146s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 11:58

General

  • Target

    8a6ae5e1e6fce9a941907078ac21889e.exe

  • Size

    266KB

  • MD5

    8a6ae5e1e6fce9a941907078ac21889e

  • SHA1

    d1fafd48e435d803010c12f70a483c0b1ce94096

  • SHA256

    1755399e2e92c9579a15fcd9f045d3d24e30b267fa41b40e5781f37d46fd32cc

  • SHA512

    baea6c0ece2102d9fbc0aad13680d3235f642d59043358ead1440dfe0ff2c96785765046d1372596501d351ccbf9d376230007601df820d2b1ede1371c5464b8

  • SSDEEP

    6144:GwafbzWyiCX3oB1vYtcFq/OGYiyq7lv+bUomiTBZmLQ:yfbSypcvYtWGRZl+UVijD

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 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\8a6ae5e1e6fce9a941907078ac21889e.exe
    "C:\Users\Admin\AppData\Local\Temp\8a6ae5e1e6fce9a941907078ac21889e.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1492
    • C:\Users\Admin\AppData\Local\Temp\8a6ae5e1e6fce9a941907078ac21889e.exe
      C:\Users\Admin\AppData\Local\Temp\8a6ae5e1e6fce9a941907078ac21889e.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2452

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8a6ae5e1e6fce9a941907078ac21889e.exe

    Filesize

    266KB

    MD5

    dec5a4d7b7b1fa6263c13d193314e359

    SHA1

    d91858460740d3d2c5bd9ff72117a42a15f159fc

    SHA256

    fa86539a7319f3f8e8b47b618596d05c44f4ac68ec612a20b416ea1aa96d54f2

    SHA512

    c0db8d912ea2b07eb0df9d549aa7b236f2cb4eb8b1c925ee7e59410e70c2e08254592fd68fe25bae934b8af67075b9f6f2e3241889feb8282534d06951886180

  • memory/1492-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1492-1-0x00000000000F0000-0x0000000000111000-memory.dmp

    Filesize

    132KB

  • memory/1492-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1492-13-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2452-15-0x00000000001C0000-0x00000000001E1000-memory.dmp

    Filesize

    132KB

  • memory/2452-18-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2452-32-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB