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Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22/01/2025, 03:05

General

  • Target

    9529683e6579dc09cc61d5f2e5909d922f2bb589586d9c2350642d525924c1c4.exe

  • Size

    654KB

  • MD5

    0f26a0b93fd42027ad725d9bcf310a38

  • SHA1

    ef07893209c2177758d444844b8220b34d995a39

  • SHA256

    9529683e6579dc09cc61d5f2e5909d922f2bb589586d9c2350642d525924c1c4

  • SHA512

    6db48257bd7559f7df1e7d7942426a3e2a9f8bd502de73a3635345df50bc6218bfda1a589195c27c40c65b51b3fd03c691947261bfea0cba56fc52585dd9ae54

  • SSDEEP

    12288:tAV6/QGTyWXV7OWvYmm9pLK/spmTyVqxXtQjNQZpc9wwjEdzwyo38GT:tLfxOWvgpryyweQZpuwwj7

Malware Config

Extracted

Family

njrat

Version

v4.0

Botnet

HacKed

C2

147.124.216.223:7788

Mutex

Windows

Attributes
  • reg_key

    Windows

  • splitter

    |-F-|

Signatures

  • Njrat family
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Drops startup file 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9529683e6579dc09cc61d5f2e5909d922f2bb589586d9c2350642d525924c1c4.exe
    "C:\Users\Admin\AppData\Local\Temp\9529683e6579dc09cc61d5f2e5909d922f2bb589586d9c2350642d525924c1c4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2828
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\9529683e6579dc09cc61d5f2e5909d922f2bb589586d9c2350642d525924c1c4.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2676
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BUYAbXCjXx.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2796
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BUYAbXCjXx" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2CAC.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2800
    • C:\Users\Admin\AppData\Local\Temp\9529683e6579dc09cc61d5f2e5909d922f2bb589586d9c2350642d525924c1c4.exe
      "C:\Users\Admin\AppData\Local\Temp\9529683e6579dc09cc61d5f2e5909d922f2bb589586d9c2350642d525924c1c4.exe"
      2⤵
      • Drops startup file
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp2CAC.tmp

    Filesize

    1KB

    MD5

    26144950043a01663f93cae8e6c268b2

    SHA1

    cf688a74b06f9dc7b7e520e60d8ab3cedec91fc4

    SHA256

    7e270bfc39aac55dc430eb46cae0ad89595f52928c8c6c023eacec2694c9329b

    SHA512

    9b283b039a99d5beba127deb15fcc77a2188b3f4574b2e40e46a83ca8c2ce66897b015fe84136cf04498cfa75ddb6563bbfb6d0b592d8362440f8b93e6811129

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\JW5NOMJQTP0UOWADF8I8.temp

    Filesize

    7KB

    MD5

    6f63003969f293f22a8c390b6272c92d

    SHA1

    7e27948eea5c89784c2216d444603f9702f3deea

    SHA256

    663d30f0b94dcc6c4d12aae44ff2623c616bb4fb059eeb5bf85671a09028e155

    SHA512

    724635fab38deff6018bb0f7c8f09be4bb5391ca78caa5458d329fb354c9a6355e9a72952fccc2723d0eab6380d4a19381d69bc13b2dab35c4d0e76494e3f216

  • memory/2828-4-0x000000007469E000-0x000000007469F000-memory.dmp

    Filesize

    4KB

  • memory/2828-31-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2828-0-0x000000007469E000-0x000000007469F000-memory.dmp

    Filesize

    4KB

  • memory/2828-5-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2828-6-0x0000000005A20000-0x0000000005A72000-memory.dmp

    Filesize

    328KB

  • memory/2828-2-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2828-1-0x0000000010AF0000-0x0000000010B98000-memory.dmp

    Filesize

    672KB

  • memory/2828-3-0x0000000000570000-0x0000000000596000-memory.dmp

    Filesize

    152KB

  • memory/2972-19-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2972-28-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2972-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2972-25-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2972-21-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2972-23-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2972-32-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2972-29-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB