Analysis

  • max time kernel
    152s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    03-10-2022 01:30

General

  • Target

    25e8214b16a263f671a643e0272376c1f1d70b0b585ec7ab83c9234710da9bdd.exe

  • Size

    228KB

  • MD5

    011bb75fb268a7d8ec0c65176bb18570

  • SHA1

    1ad5b8251012ef4aa1c968c8a97ebdb3eeb48999

  • SHA256

    25e8214b16a263f671a643e0272376c1f1d70b0b585ec7ab83c9234710da9bdd

  • SHA512

    ecfbca52a9fcc833d3a5a271172e3ef483bbbf076e9255f8922f7434c291d85f3a8967973777a032186f9bc7e57b463cb7d7d9c94b58b1dbb98ffb619b5442c4

  • SSDEEP

    3072:PNR8MhW0lc+5cTpk6nq0l90o+VEz4vel4f2ZnZKfNsJQ1cZiQ8:Pp/lc3pk+91z4vV2nWS8

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

sex4233.no-ip.biz:1177

Mutex

573ca50cfe6c999db883b04b1fd23b44

Attributes
  • reg_key

    573ca50cfe6c999db883b04b1fd23b44

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\25e8214b16a263f671a643e0272376c1f1d70b0b585ec7ab83c9234710da9bdd.exe
    "C:\Users\Admin\AppData\Local\Temp\25e8214b16a263f671a643e0272376c1f1d70b0b585ec7ab83c9234710da9bdd.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1976
    • C:\Users\Admin\AppData\Local\Temp\goog1le.exe
      "C:\Users\Admin\AppData\Local\Temp\goog1le.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2016
      • C:\Windows\system32\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\goog1le.exe" "goog1le.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:1124

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\goog1le.exe

    Filesize

    228KB

    MD5

    011bb75fb268a7d8ec0c65176bb18570

    SHA1

    1ad5b8251012ef4aa1c968c8a97ebdb3eeb48999

    SHA256

    25e8214b16a263f671a643e0272376c1f1d70b0b585ec7ab83c9234710da9bdd

    SHA512

    ecfbca52a9fcc833d3a5a271172e3ef483bbbf076e9255f8922f7434c291d85f3a8967973777a032186f9bc7e57b463cb7d7d9c94b58b1dbb98ffb619b5442c4

  • C:\Users\Admin\AppData\Local\Temp\goog1le.exe

    Filesize

    228KB

    MD5

    011bb75fb268a7d8ec0c65176bb18570

    SHA1

    1ad5b8251012ef4aa1c968c8a97ebdb3eeb48999

    SHA256

    25e8214b16a263f671a643e0272376c1f1d70b0b585ec7ab83c9234710da9bdd

    SHA512

    ecfbca52a9fcc833d3a5a271172e3ef483bbbf076e9255f8922f7434c291d85f3a8967973777a032186f9bc7e57b463cb7d7d9c94b58b1dbb98ffb619b5442c4

  • memory/1124-63-0x0000000000000000-mapping.dmp

  • memory/1976-54-0x0000000000F40000-0x0000000000F7E000-memory.dmp

    Filesize

    248KB

  • memory/1976-55-0x00000000002D0000-0x00000000002E2000-memory.dmp

    Filesize

    72KB

  • memory/1976-56-0x00000000002F0000-0x0000000000318000-memory.dmp

    Filesize

    160KB

  • memory/1976-57-0x0000000000320000-0x0000000000346000-memory.dmp

    Filesize

    152KB

  • memory/1976-58-0x000007FEFB531000-0x000007FEFB533000-memory.dmp

    Filesize

    8KB

  • memory/2016-59-0x0000000000000000-mapping.dmp

  • memory/2016-62-0x0000000000C90000-0x0000000000CCE000-memory.dmp

    Filesize

    248KB