Analysis

  • max time kernel
    154s
  • max time network
    165s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    28-01-2022 19:51

General

  • Target

    877453c0e614e732eb9ee378693cf92263d2373e09c8287e3a4a821ecee29764.exe

  • Size

    188KB

  • MD5

    4bd6f8de8320169b364ac916e818ce80

  • SHA1

    c6ad19d174d06cdc1edf50551daaa5aee0559e66

  • SHA256

    877453c0e614e732eb9ee378693cf92263d2373e09c8287e3a4a821ecee29764

  • SHA512

    1d6342f7b1c79f157b57fc2b32e4bfe63d9466e100bb43c5377e5038800417c1dae2ae925fbe369199f394fa405e71ed860202e8b027f59789e7fbea5ea8a7a1

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

C.D.T 3XP101T CLEAN

C2

olhomagicocdt.duckdns.org:5552

Mutex

3febdbb44d130842434a177a4471f31e

Attributes
  • reg_key

    3febdbb44d130842434a177a4471f31e

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 1 TTPs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 26 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\877453c0e614e732eb9ee378693cf92263d2373e09c8287e3a4a821ecee29764.exe
    "C:\Users\Admin\AppData\Local\Temp\877453c0e614e732eb9ee378693cf92263d2373e09c8287e3a4a821ecee29764.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1636
    • C:\Users\Admin\AppData\Local\Temp\877453c0e614e732eb9ee378693cf92263d2373e09c8287e3a4a821ecee29764.exe
      C:\Users\Admin\AppData\Local\Temp\877453c0e614e732eb9ee378693cf92263d2373e09c8287e3a4a821ecee29764.exe
      2⤵
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1080
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\877453c0e614e732eb9ee378693cf92263d2373e09c8287e3a4a821ecee29764.exe" "877453c0e614e732eb9ee378693cf92263d2373e09c8287e3a4a821ecee29764.exe" ENABLE
        3⤵
          PID:688

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1080-56-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/1080-58-0x0000000001FC0000-0x0000000001FC1000-memory.dmp

      Filesize

      4KB

    • memory/1636-54-0x0000000076421000-0x0000000076423000-memory.dmp

      Filesize

      8KB

    • memory/1636-55-0x0000000001F40000-0x0000000001F41000-memory.dmp

      Filesize

      4KB