Analysis

  • max time kernel
    247s
  • max time network
    273s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 10:02

General

  • Target

    1ac984578bbbad9d358219190931933f2180a8654733cb632abe9e0b9f9810e2.exe

  • Size

    797KB

  • MD5

    a797ebe7413dda691136baa61cec61f9

  • SHA1

    9092df3087817d296857c188fe0e417df2c33789

  • SHA256

    1ac984578bbbad9d358219190931933f2180a8654733cb632abe9e0b9f9810e2

  • SHA512

    c9d948df6dfcad662ec0fee16b32d98d0d240985713d487256b89f3910f294387e21e8aacb40181bd9548d88ab35b1048a7d2a1cd70952c21812885bbcf6928b

  • SSDEEP

    12288:YhkDgouVA2nxKkorvdRgQriDwOIxmxiZnYQE7PJcE4aJ1d7JAMRFwCTc5zNEc5V3:ARmJkcoQricOIQxiZY1iabjsCTizNEqd

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • 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 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ac984578bbbad9d358219190931933f2180a8654733cb632abe9e0b9f9810e2.exe
    "C:\Users\Admin\AppData\Local\Temp\1ac984578bbbad9d358219190931933f2180a8654733cb632abe9e0b9f9810e2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1760
    • C:\Users\Admin\AppData\Local\Temp\1ac984578bbbad9d358219190931933f2180a8654733cb632abe9e0b9f9810e2.exe
      "C:\Users\Admin\AppData\Local\Temp\1ac984578bbbad9d358219190931933f2180a8654733cb632abe9e0b9f9810e2.exe"
      2⤵
      • Modifies firewall policy service
      • Checks computer location settings
      • Adds Run key to start application
      • Modifies registry class
      PID:3420

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3420-132-0x0000000000000000-mapping.dmp

  • memory/3420-133-0x00000000000D0000-0x00000000000DD000-memory.dmp

    Filesize

    52KB

  • memory/3420-135-0x00000000000D0000-0x00000000000DD000-memory.dmp

    Filesize

    52KB

  • memory/3420-136-0x00000000000D0000-0x00000000000DD000-memory.dmp

    Filesize

    52KB