Analysis

  • max time kernel
    164s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 19:04

General

  • Target

    0f059ba1a32550d2ff589b301e216817d3195b957bfc8cc3d38c2c7bac4a0231.exe

  • Size

    132KB

  • MD5

    597587f5a1ef252a6b6e23a1dc8dbfe0

  • SHA1

    bae291bfdd8ee0199024f9c0bb3765a029a80103

  • SHA256

    0f059ba1a32550d2ff589b301e216817d3195b957bfc8cc3d38c2c7bac4a0231

  • SHA512

    28f08ec66e35197fedeeec8002593738be62c5b9c86caef897643fd9dbd76d5081e75b8c4d80b0063a983da638c494a1325fbfff143d4bc2eb27ef3ffb5c2c33

  • SSDEEP

    3072:fanf/b6NUf6VRlxzhPak8LXo46sBizQiOku:4/biUSVPxNPaLLXoNii8iC

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 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 55 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0f059ba1a32550d2ff589b301e216817d3195b957bfc8cc3d38c2c7bac4a0231.exe
    "C:\Users\Admin\AppData\Local\Temp\0f059ba1a32550d2ff589b301e216817d3195b957bfc8cc3d38c2c7bac4a0231.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1912
    • C:\Users\Admin\ypgoud.exe
      "C:\Users\Admin\ypgoud.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3676

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\ypgoud.exe

    Filesize

    132KB

    MD5

    394e67fedae9fd77efd68ac543f09778

    SHA1

    8b2462e68a98cb3a876885c2c952dec2b9a55e6c

    SHA256

    00b5e849028f66181d4a2af0211acdfd1201315e3f6f24bbf52acd9bcc8a385e

    SHA512

    d1d7d104e710bd865498f651a66b72d9920371c731001c5469af392a8ca3e76e2c90a72e53b338bdd4940b7590d853817de8a8d35a95ec7bd700dd5585b1ef99

  • C:\Users\Admin\ypgoud.exe

    Filesize

    132KB

    MD5

    394e67fedae9fd77efd68ac543f09778

    SHA1

    8b2462e68a98cb3a876885c2c952dec2b9a55e6c

    SHA256

    00b5e849028f66181d4a2af0211acdfd1201315e3f6f24bbf52acd9bcc8a385e

    SHA512

    d1d7d104e710bd865498f651a66b72d9920371c731001c5469af392a8ca3e76e2c90a72e53b338bdd4940b7590d853817de8a8d35a95ec7bd700dd5585b1ef99

  • memory/3676-134-0x0000000000000000-mapping.dmp