Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-12-2024 13:39

General

  • Target

    1.exe

  • Size

    55KB

  • MD5

    884d0260cf894f82c7a49dffa1f1de55

  • SHA1

    58a17ad2995b57b43a3da627691340d418034d89

  • SHA256

    ec617ae71fd8463ac6651b8289a06de9a8f184ce6c94f1b5ef2a482dbcfeb9e0

  • SHA512

    c7a64e7d12809fa017fb44c70f3e92978e3cf629aaa088e960ab92e3cd659a5175a5337fdae5d08b6e8d6b1dec123e987e041a554da89746267e1354b3e0258f

  • SSDEEP

    1536:kRksDnHNwZ8Cam8LDdwsNMD2XExI3pmLm:rsDn6SKiDdwsNMD2XExI3pm

Malware Config

Signatures

  • Njrat family
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Drops startup file 64 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 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 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1.exe
    "C:\Users\Admin\AppData\Local\Temp\1.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Heap41A.exe

    Filesize

    2B

    MD5

    a46c3b54f2c9871cd81daf7a932499c0

    SHA1

    f944dcd635f9801f7ac90a407fbc479964dec024

    SHA256

    e4f60d0aa6d7f3d3b6a6494b1c861b99f649c6f9ec51abaf201b20f297327c95

    SHA512

    f4c944ebbf2c1c683bd61586acc44bbc346ae9731ed93cede4dc48b7f8b2d3c6ba1cbf72354f1bd8c1c65b7d63fc72586c96d290fb38d8b9a7ec037576a710a5

  • memory/748-0-0x00000000754F2000-0x00000000754F3000-memory.dmp

    Filesize

    4KB

  • memory/748-1-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/748-2-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/748-4-0x00000000754F2000-0x00000000754F3000-memory.dmp

    Filesize

    4KB

  • memory/748-5-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/748-6-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/748-7-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB

  • memory/748-8-0x00000000754F0000-0x0000000075AA1000-memory.dmp

    Filesize

    5.7MB