Overview

overview

6

Static

static

1

MuMu_4.2.6...fr.exe

windows10-2004-x64

6

MuMu_4.2.6...fr.exe

windows11-21h2-x64

6

Analysis

  • max time kernel
    149s
  • max time network
    94s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    17/04/2026, 06:22

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General

  • Target
    MuMu_4.2.6_Full_Instafr.exe
  • Size 5.1MB
  • Sample260417-g42pysby21
  • SHA256 cdde0861167a7ae0772ac6671af8276f9da37ebceeb32e51cac4dd0ce15b7199
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discovery

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Executes dropped EXE 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

    discovery
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MuMu_4.2.6_Full_Instafr.exe
    "C:\Users\Admin\AppData\Local\Temp\MuMu_4.2.6_Full_Instafr.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5504
    • C:\Users\Admin\AppData\Local\Temp\7z81984580\nemu-downloader.exe
      C:\Users\Admin\AppData\Local\Temp\7z81984580\nemu-downloader.exe
      2⤵
      • Enumerates connected drives
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:5896
      • C:\Users\Admin\AppData\Local\Temp\7z81984580\ColaBoxChecker.exe
        "C:\Users\Admin\AppData\Local\Temp\7z81984580\ColaBoxChecker.exe" checker /baseboard
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4288
      • C:\Users\Admin\AppData\Local\Temp\7z81984580\HyperVChecker.exe
        "C:\Users\Admin\AppData\Local\Temp\7z81984580\HyperVChecker.exe"
        3⤵
        • Executes dropped EXE
        PID:5260
      • C:\Users\Admin\AppData\Local\Temp\7z81984580\HyperVChecker.exe
        "C:\Users\Admin\AppData\Local\Temp\7z81984580\HyperVChecker.exe"
        3⤵
        • Executes dropped EXE
        PID:3832
      • C:\Users\Admin\AppData\Local\Temp\7z81984580\HyperVChecker.exe
        "C:\Users\Admin\AppData\Local\Temp\7z81984580\HyperVChecker.exe"
        3⤵
        • Executes dropped EXE
        PID:4764

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ColaBoxChecker.exe
        • Path C:\Users\Admin\AppData\Local\Temp\7z81984580\ColaBoxChecker.exe
        • Size 4.0MB
        • SHA256 1373c5d006a5dbcd9b86cfff9a37616f1245d1333c4adcefc7cd18926b98d752
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        HyperVChecker.exe
        • Path C:\Users\Admin\AppData\Local\Temp\7z81984580\HyperVChecker.exe
        • Size 117KB
        • SHA256 9ff467bc5a1c377102d25da9fa9c24dcc4375f456510f71584f0714fdfb2af39
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        baseboard
        • Path C:\Users\Admin\AppData\Local\Temp\7z81984580\baseboard
        • Size 114B
        • SHA256 0e4fb2b672fbbaf864c01f980c64db973fce762d5f80266fff4c55783c8c60c2
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        config.ini
        • Path C:\Users\Admin\AppData\Local\Temp\7z81984580\config.ini
        • Size 356B
        • SHA256 2f3e3240495db990e4a8ffe49970d3e2517f0b35fbf32173b77010639f364510
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        nemu-downloader.exe
        • Path C:\Users\Admin\AppData\Local\Temp\7z81984580\nemu-downloader.exe
        • Size 3.4MB
        • SHA256 fbc8f63c4e2eb67d495fba39be3f3d3712a3bce3cbceac5cc4d46571b9c9a97f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        skin.zip
        • Path C:\Users\Admin\AppData\Local\Temp\7z81984580\skin.zip
        • Size 202KB
        • SHA256 54fed3b88cb2b9e781791c81bed0b406fed1c9899a82cc6939cfdf2493615908
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/5504-52-0x0000000000920000-0x0000000000F22000-memory.dmp
        Download