Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2024 23:54

General

  • Target

    1732233184b4811bba0d47744362d41bafc1a303d700cc8709c5e216f86dee4148689507cc512.dat-decoded.exe

  • Size

    64KB

  • MD5

    385e7b496b00ea29de872509cb29f5be

  • SHA1

    5d944b9957d54698cb0319a3e65362435ef5885b

  • SHA256

    8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9

  • SHA512

    9fa0973186c1577dea242a0df9b0a23c416da33e7a7f232678669fb0479ca4eec83a0ee21e97c6ce0768e461348740edfdcaefb3324e1572810f493e618c8ba2

  • SSDEEP

    1536:8g/9T8ROcQupqqusN3mrS/ztMhkywRFUnTmc5n4IIIIIIIIIIIIIIIIII/IIIIIh:8g585LpPCrQt7F84IIIIIIIIIIIIIIIz

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 3 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Disables RegEdit via registry modification 2 IoCs
  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 2 IoCs
  • Modifies system executable filetype association 2 TTPs 8 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 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.

  • Modifies data under HKEY_USERS 47 IoCs
  • Modifies registry class 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1732233184b4811bba0d47744362d41bafc1a303d700cc8709c5e216f86dee4148689507cc512.dat-decoded.exe
    "C:\Users\Admin\AppData\Local\Temp\1732233184b4811bba0d47744362d41bafc1a303d700cc8709c5e216f86dee4148689507cc512.dat-decoded.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies visiblity of hidden/system files in Explorer
    • Disables RegEdit via registry modification
    • Modifies system executable filetype association
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2536
    • C:\Windows\spooloq.exe
      "C:\Windows\spooloq.exe" -xInstallOurNiceServicesYes
      2⤵
      • Modifies WinLogon for persistence
      • Modifies visiblity of hidden/system files in Explorer
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Drops file in Windows directory
      PID:848
  • C:\Windows\spooloq.exe
    C:\Windows\spooloq.exe -xStartOurNiceServicesYes
    1⤵
    • Modifies WinLogon for persistence
    • Executes dropped EXE
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    PID:2292

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Temp\nrwYVJcg.xtH\message.htm

    Filesize

    89KB

    MD5

    62a7ce2fdc8cd0934917aceefac5c13f

    SHA1

    c8e47bc94149a24780baa819dbee13f615034bdb

    SHA256

    69556d896fb5aeb0f58570986df2b49635fa9a7def2663210eb3e0662e629625

    SHA512

    03353ae235380af5fb58c1e75799a6fcb67cf33439a6adf1d03e54b7d92e4d027be4ed1b3ef4b72e48836e3830fc811a4dcc44839990c683fca61bdb7627d93c

  • C:\Windows\message.dat

    Filesize

    88KB

    MD5

    56152bcbac11eaba6549445f86a04d5b

    SHA1

    93fcf1db52e936f1ccc28f1d531f13c12923be5c

    SHA256

    b4811bba0d47744362d41bafc1a303d700cc8709c5e216f86dee4148689507cc

    SHA512

    2b2c200d416059d3afe1ee4d72da6d7ea6245200c638ec1f4717758060adc75b7c423165359b400bd5e90eba3378bc41b08af141189a5381d4935cdaada097c4

  • C:\Windows\spooloq.exe

    Filesize

    64KB

    MD5

    385e7b496b00ea29de872509cb29f5be

    SHA1

    5d944b9957d54698cb0319a3e65362435ef5885b

    SHA256

    8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9

    SHA512

    9fa0973186c1577dea242a0df9b0a23c416da33e7a7f232678669fb0479ca4eec83a0ee21e97c6ce0768e461348740edfdcaefb3324e1572810f493e618c8ba2

  • memory/848-10-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2292-437-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2292-24-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2292-403-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2292-73-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2292-395-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2292-163-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2292-368-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2292-262-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2536-367-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2536-402-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2536-162-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2536-394-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2536-396-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2536-398-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2536-400-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2536-261-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2536-64-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2536-404-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2536-406-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2536-408-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2536-436-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2536-23-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/2536-438-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB