Analysis

  • max time kernel
    144s
  • max time network
    197s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/01/2024, 18:26

General

  • Target
    Samples 1/3d52822949346df4385fc98bf246b67f2667b4959cf15e490072ba00bbff59c3.exe
  • Size 82KB
  • Sample240107-w3ew5aceh9
  • SHA256 3d52822949346df4385fc98bf246b67f2667b4959cf15e490072ba00bbff59c3
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

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

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

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

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Samples 1\3d52822949346df4385fc98bf246b67f2667b4959cf15e490072ba00bbff59c3.exe
    "C:\Users\Admin\AppData\Local\Temp\Samples 1\3d52822949346df4385fc98bf246b67f2667b4959cf15e490072ba00bbff59c3.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:460
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Modifies system certificate store
      PID:2536

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        misid.exe

        • Path C:\Users\Admin\AppData\Local\Temp\misid.exe
        • Size 82KB
        • SHA256 5a166262c8cc02aac31c6b54bb3745d5e316206676f5518b0dbc44ea7d2d47cc
        • MD5 SHA1 SHA512 SSDEEP

        misid.exe

        • Path C:\Users\Admin\AppData\Local\Temp\misid.exe
        • Size 64KB
        • SHA256 ce15804c52d1eb9674eed125a098b04aaf25bad69188fc3a9626afef11c6e55b
        • MD5 SHA1 SHA512 SSDEEP

        misids.exe

        • Path C:\Users\Admin\AppData\Local\Temp\misids.exe
        • Size 315B
        • SHA256 d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3
        • MD5 SHA1 SHA512

        memory/460-0-0x0000000000560000-0x0000000000566000-memory.dmp

        memory/460-1-0x0000000000560000-0x0000000000566000-memory.dmp

        memory/460-2-0x0000000002070000-0x0000000002076000-memory.dmp

        memory/2536-16-0x0000000000560000-0x0000000000566000-memory.dmp

        memory/2536-19-0x0000000000660000-0x0000000000666000-memory.dmp

        memory/2536-18-0x0000000000640000-0x0000000000646000-memory.dmp