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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/01/2024, 14:17

General

  • Target

    67d5346f47c6927f7b22b4560831fd6d.exe

  • Size

    136KB

  • MD5

    67d5346f47c6927f7b22b4560831fd6d

  • SHA1

    3dd01251cd5ee426e0d1eff682ebd4720c685180

  • SHA256

    6d79c019dde6ccdaf4268fa7a66920ed20e34136dc50ea1a438cd032c7005f13

  • SHA512

    0e6bdf51e3cdf22e2aaebcdcd38939bf040f3a3c3eb1791b0b7908cfdca56c60150ca096170bf502bdcab2f31df1095a1a2dafaa91b44da34446d1fbc296017a

  • SSDEEP

    3072:th6lMeXeoMWZtBDKeH4sgETh6lMeXeoMWZtBDKeH4ss:thmHORWZvKW4CThmHORWZvKW4

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

127.0.0.1:5552

Mutex

165d6ed988ac1dbec1627a1ca9899d84

Attributes
  • reg_key

    165d6ed988ac1dbec1627a1ca9899d84

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 38 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\67d5346f47c6927f7b22b4560831fd6d.exe
    "C:\Users\Admin\AppData\Local\Temp\67d5346f47c6927f7b22b4560831fd6d.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4960
    • C:\Windows\SYSTEM32\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\67d5346f47c6927f7b22b4560831fd6d.exe" "67d5346f47c6927f7b22b4560831fd6d.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      PID:2948
  • C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
    1⤵
      PID:220
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k UnistackSvcGroup
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2984

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2984-6-0x000001A9D6F70000-0x000001A9D6F80000-memory.dmp

      Filesize

      64KB

    • memory/2984-22-0x000001A9D7070000-0x000001A9D7080000-memory.dmp

      Filesize

      64KB

    • memory/2984-38-0x000001A9DF3E0000-0x000001A9DF3E1000-memory.dmp

      Filesize

      4KB

    • memory/2984-40-0x000001A9DF410000-0x000001A9DF411000-memory.dmp

      Filesize

      4KB

    • memory/2984-41-0x000001A9DF410000-0x000001A9DF411000-memory.dmp

      Filesize

      4KB

    • memory/2984-42-0x000001A9DF520000-0x000001A9DF521000-memory.dmp

      Filesize

      4KB

    • memory/4960-0-0x0000000000880000-0x00000000008A8000-memory.dmp

      Filesize

      160KB

    • memory/4960-1-0x0000000002900000-0x000000000290C000-memory.dmp

      Filesize

      48KB

    • memory/4960-2-0x00007FFC3ACC0000-0x00007FFC3B781000-memory.dmp

      Filesize

      10.8MB

    • memory/4960-3-0x000000001B500000-0x000000001B510000-memory.dmp

      Filesize

      64KB

    • memory/4960-4-0x00007FFC3ACC0000-0x00007FFC3B781000-memory.dmp

      Filesize

      10.8MB

    • memory/4960-5-0x000000001B500000-0x000000001B510000-memory.dmp

      Filesize

      64KB