Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/03/2025, 06:33

General

  • Target

    d21427a7a658882f85cfc0f0494d2337.exe

  • Size

    1.4MB

  • MD5

    d21427a7a658882f85cfc0f0494d2337

  • SHA1

    a3c7e31aa7beffc0b8c0fddbf140994ca07ed95f

  • SHA256

    2ef232eae08620c8b18e4a139d126d3da312053701aaebd3032fb638fb553eae

  • SHA512

    e606969e162951b2a93dcd2a7271cc423b65adcc8e9b66ee95d3e13bac0611714f93bcb7a74a309a8eabeb541c40bc106c5b458b8e14ac24c7dd5a7ccc6cfc88

  • SSDEEP

    24576:V8dvIOVmW6AbPsArkueRKmV3sNlHfiqJIM:VowONbkBuyKmBs7iM

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 4 IoCs
  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 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 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d21427a7a658882f85cfc0f0494d2337.exe
    "C:\Users\Admin\AppData\Local\Temp\d21427a7a658882f85cfc0f0494d2337.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4000
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3940
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4876
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe

    Filesize

    1.4MB

    MD5

    29683f5b4ad272c624cc2069e9b39573

    SHA1

    dab6f53e6bf60cdd6ee20850235a85a10d57f28b

    SHA256

    04f053e37f7e0f8045fa590614b885ae3a2ecbd55fe48d886ea6563429fe1a9e

    SHA512

    0ea2b3e67766f36d202850b5ad639383285eb93c7f626430b20f40990bd2a7e5f405ec91b782f3e1b12bc255a7637831114df06f753c039bf8774946752a48e5

  • memory/2936-42-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/2936-38-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/3940-32-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/3940-28-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/3940-40-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/3940-31-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/3940-30-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/3940-29-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/4000-27-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/4000-4-0x00000000754F2000-0x00000000754F3000-memory.dmp

    Filesize

    4KB

  • memory/4000-3-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/4000-0-0x00000000754F2000-0x00000000754F3000-memory.dmp

    Filesize

    4KB

  • memory/4000-2-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/4000-5-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/4000-1-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/4876-34-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/4876-39-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/4876-43-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB