Resubmissions

25-09-2024 14:04

240925-rc8z3aserg 10

Analysis

  • max time kernel
    30s
  • max time network
    47s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 14:04

Errors

Reason
Machine shutdown

General

  • Target

    6e6c1885075ba4d3978fd9abd1726c0ec57eeef2592b3a22f60ca68edac3dab0.exe

  • Size

    4KB

  • MD5

    81211f974db6eea0112d731358065cd6

  • SHA1

    3bd39ad5df928ad1b7ad1b5a58d94ecc9fdfbd13

  • SHA256

    6e6c1885075ba4d3978fd9abd1726c0ec57eeef2592b3a22f60ca68edac3dab0

  • SHA512

    429584d80c9a7f9496bc9196f4ced315189dc664194a93987d12fa0c64c3a0ebe5f90d99a38c3fceddd5fba61952fa7aa3e44d8b9d0bad12a7c52f0f03b92e00

  • SSDEEP

    48:Zdni+Wyi18DN0nCvTaE6nc9fhXcGEY3sJd9ga91Rs/bnA7B8mOo4jUx7OtKGc:Z0v4mUWKh9ctgC1R+bnKymV44Sh

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.

  • Deletes itself 1 IoCs
  • 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\6e6c1885075ba4d3978fd9abd1726c0ec57eeef2592b3a22f60ca68edac3dab0.exe
    "C:\Users\Admin\AppData\Local\Temp\6e6c1885075ba4d3978fd9abd1726c0ec57eeef2592b3a22f60ca68edac3dab0.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2284
    • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
      "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4772

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    4KB

    MD5

    88b0dbd9d2c5a5508d601f1bae962ea7

    SHA1

    14bc5dd6af0695c58f90f0428aae401a54f3e799

    SHA256

    ae61c70dd7cca9fe380dcf161b498152a3ab489136637ac46675453602e8e839

    SHA512

    1f6b75943b99f5b53718358bf5f50adc4fa0d921797c9c2e8b04dcdc4934c331aedfc107589a31598dd179dae5358a29710d871cb3187f194e58b202c957e85e