Overview

overview

7

Static

static

3

fdb0a3c1bb...26.exe

windows7-x64

7

fdb0a3c1bb...26.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    134s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/08/2024, 07:34

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General

  • Target
    fdb0a3c1bba55f14490b70ef39c867b32d5e4edd5f5951cf37d974827482e426.exe
  • Size 279KB
  • Sample240825-jefgjavaml
  • SHA256 fdb0a3c1bba55f14490b70ef39c867b32d5e4edd5f5951cf37d974827482e426
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
discovery

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
  • 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.

    discovery
  • Modifies registry class 30 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fdb0a3c1bba55f14490b70ef39c867b32d5e4edd5f5951cf37d974827482e426.exe
    "C:\Users\Admin\AppData\Local\Temp\fdb0a3c1bba55f14490b70ef39c867b32d5e4edd5f5951cf37d974827482e426.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4232
    • C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\wlogon32.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\wlogon32.exe" /START "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\wlogon32.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2484
      • C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\wlogon32.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\wlogon32.exe"
        3⤵
        • Executes dropped EXE
        PID:5060

Network

        MITRE ATT&CK Enterprise v15

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        Downloads

        wlogon32.exe
        • Path C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\wlogon32.exe
        • Size 279KB
        • SHA256 3dc9db9cebf9d2bb954896e83bb25fd81fb7fc31333189d29c33ee03e22b0b52
        • MD5 SHA1 SHA512 SSDEEP
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