Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2022 07:47

General

  • Target

    8d0a52e592a04c76d7f50ec4a51f6eeece7713d5248070b55128444cb84f9b20.exe

  • Size

    1.4MB

  • MD5

    e3d9197418170a4821a3a4f29c40c295

  • SHA1

    5ec81300d81477e31150c9f263fa6d136a34c37c

  • SHA256

    8d0a52e592a04c76d7f50ec4a51f6eeece7713d5248070b55128444cb84f9b20

  • SHA512

    5c0ddba37b7f50a4a7b9c805beceec77431acdd2b8a839018333df8eb663ccda152998adeaa545e6ae592b5ef47b0e3d2dd2bcf05713d44d2b6a87a3bdf07137

  • SSDEEP

    24576:kfOy67+f2m2mFGnO7vzd5R5ZZjBMz2UyG3QWx8kJKYvbieHfPmC2EBuSBVjEYAKw:kGp6ffxCu7Z5ZTMMrWKkles3FXBFBVAf

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies Internet Explorer start page 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8d0a52e592a04c76d7f50ec4a51f6eeece7713d5248070b55128444cb84f9b20.exe
    "C:\Users\Admin\AppData\Local\Temp\8d0a52e592a04c76d7f50ec4a51f6eeece7713d5248070b55128444cb84f9b20.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1488
    • C:\Users\Admin\AppData\Local\Temp\is-9MT9I.tmp\is-13K3V.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-9MT9I.tmp\is-13K3V.tmp" /SL4 $D0066 "C:\Users\Admin\AppData\Local\Temp\8d0a52e592a04c76d7f50ec4a51f6eeece7713d5248070b55128444cb84f9b20.exe" 1242075 55808
      2⤵
      • Executes dropped EXE
      • Modifies Internet Explorer settings
      • Modifies Internet Explorer start page
      PID:1936

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-9MT9I.tmp\is-13K3V.tmp

    Filesize

    645KB

    MD5

    7a084972025ff9b3da070399f221202a

    SHA1

    9350b18cd6a0ebdcd74640a731a3801bfd278b1c

    SHA256

    00e7a8e988c85741b3dafb50d0800a528d06de93dcf5520541f0f29a012a5d90

    SHA512

    b551b17fc7f12bc7aed71fa7e410db5373542f0d8ce373d4932b086afa9e6cf561e6af61843f1511557635a4a0b51ca3804a8077be2f5c6981a0eba38bbf32a3

  • C:\Users\Admin\AppData\Local\Temp\is-9MT9I.tmp\is-13K3V.tmp

    Filesize

    645KB

    MD5

    7a084972025ff9b3da070399f221202a

    SHA1

    9350b18cd6a0ebdcd74640a731a3801bfd278b1c

    SHA256

    00e7a8e988c85741b3dafb50d0800a528d06de93dcf5520541f0f29a012a5d90

    SHA512

    b551b17fc7f12bc7aed71fa7e410db5373542f0d8ce373d4932b086afa9e6cf561e6af61843f1511557635a4a0b51ca3804a8077be2f5c6981a0eba38bbf32a3

  • memory/1488-132-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1488-137-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB