Analysis

  • max time kernel
    144s
  • max time network
    165s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/01/2024, 16:20

General

  • Target
    4155d94fdce19acf706ebfa32190981d.exe
  • Size 52KB
  • Sample240104-ttkd5sfec6
  • SHA256 e7afe1b3827a5c0cd7f52599f3da59f7ef4cb1eeb5f23f8c128d53261120b1de
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4155d94fdce19acf706ebfa32190981d.exe
    "C:\Users\Admin\AppData\Local\Temp\4155d94fdce19acf706ebfa32190981d.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Modifies registry class
    PID:4956

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        es1.exe

        • Path C:\Windows\es1.exe
        • Size 25KB
        • SHA256 392b83e31d7ed6f7d0fccfc5fd7705d73782a6720324cf15e6a356fda93ad74c
        • MD5 SHA1 SHA512 SSDEEP

        memory/4956-0-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/4956-7-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/4956-61-0x0000000000400000-0x000000000041D000-memory.dmp