Analysis

  • max time kernel
    142s
  • max time network
    108s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/05/2024, 03:12

General

  • Target
    Loki 1.8/LokiBuilder.exe
  • Size 1.7MB
  • Sample240517-dqbd3aef61
  • SHA256 9c3bdcffcaa43ebc06ddd4e98b03459d16ee350aede9524208b34fc2da6b3795
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
upx

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Loki 1.8\LokiBuilder.exe
    "C:\Users\Admin\AppData\Local\Temp\Loki 1.8\LokiBuilder.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3228
    • C:\Users\Admin\AppData\Local\Temp\winped.exe
      "C:\Users\Admin\AppData\Local\Temp\winped.exe"
      2⤵
      • Executes dropped EXE
      PID:4372
    • C:\Users\Admin\AppData\Local\Temp\Loki_original.exe
      "C:\Users\Admin\AppData\Local\Temp\Loki_original.exe"
      2⤵
      • Executes dropped EXE
      PID:3592

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        Loki_original.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Loki_original.exe
        • Size 294KB
        • SHA256 3ed5d687a46e865424395d3dd455f69c82ac0b22fa24f361db6e87e7aa5019bd
        • MD5 SHA1 SHA512 SSDEEP

        winped.exe

        • Path C:\Users\Admin\AppData\Local\Temp\winped.exe
        • Size 1.0MB
        • SHA256 32584a80a7e6ae0e6adc8bda5cc909be00580a913481190e8eaa0d2d7f738379
        • MD5 SHA1 SHA512 SSDEEP

        memory/3228-0-0x0000000074A62000-0x0000000074A63000-memory.dmp

        memory/3228-1-0x0000000074A60000-0x0000000075011000-memory.dmp

        memory/3228-2-0x0000000074A60000-0x0000000075011000-memory.dmp

        memory/3228-25-0x0000000074A60000-0x0000000075011000-memory.dmp

        memory/3592-30-0x00007FF8FFEA0000-0x00007FF900841000-memory.dmp

        memory/3592-26-0x00007FF900155000-0x00007FF900156000-memory.dmp

        memory/3592-29-0x000000001BC10000-0x000000001BCAC000-memory.dmp

        memory/3592-28-0x000000001B740000-0x000000001BC0E000-memory.dmp

        memory/3592-27-0x00007FF8FFEA0000-0x00007FF900841000-memory.dmp

        memory/3592-31-0x0000000000CA0000-0x0000000000CA8000-memory.dmp

        memory/3592-32-0x00007FF8FFEA0000-0x00007FF900841000-memory.dmp

        memory/3592-34-0x00007FF8FFEA0000-0x00007FF900841000-memory.dmp

        memory/3592-35-0x00007FF900155000-0x00007FF900156000-memory.dmp

        memory/4372-24-0x0000000000900000-0x0000000000901000-memory.dmp

        memory/4372-14-0x0000000000400000-0x000000000055E000-memory.dmp

        memory/4372-33-0x0000000000400000-0x000000000055E000-memory.dmp