Analysis

  • max time kernel
    149s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-09-2024 02:22

General

  • Target

    63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574.exe

  • Size

    13KB

  • MD5

    f154021e7f4d232f969a67d3c07f548a

  • SHA1

    8aab0bcab51fb5b37bed2e7062a92c17386fc3ee

  • SHA256

    63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574

  • SHA512

    c3d04227b4012cfe05f4f96cce5c8f1974a34530620c536c3f21fd38cf5b5aedb834143e1c88868281c29e2bcb436d4c1353e720156f85d1d27369024b9ba284

  • SSDEEP

    384:6K+dKfzQHxFxRmyja4QhiP7UlY/pjK7aylryylFyylYLlmylylyy8yyCL:v+dAURFxna4QAPQlYg7aylryylFyylYw

Malware Config

Signatures

  • Upatre

    Upatre is a generic malware downloader.

  • Checks computer location settings 2 TTPs 1 IoCs

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

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574.exe
    "C:\Users\Admin\AppData\Local\Temp\63463a610fea5ef1e61f1e1c971eb4f37b7eb96e12371965e7b547c31ecc3574.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2664
    • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
      "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\szgfw.exe

    Filesize

    13KB

    MD5

    39641c3fb72a9409abf72053c4c35b57

    SHA1

    f112e4294c1becd725590ac46d880562992477b4

    SHA256

    85e331fbf99f6404fe919d5a78bdfb71ec294809eaa2f76b032e0b0af4a42557

    SHA512

    cd6e20ed02fbdaf02755434499e6b28b9db5817fa99d1520d5028dbf9d783afdbba0342cf3bf76107ac9a0fc0c057ed6ab4f8ec021a2155734ed7cca78a6bf4c