Analysis

  • max time kernel
    74s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-01-2024 14:14

General

  • Target

    af4b01a3849d9cc08f3b92f0246f0877.exe

  • Size

    43KB

  • MD5

    af4b01a3849d9cc08f3b92f0246f0877

  • SHA1

    193232901c159e23ccece3758e8b9ef9586bcbac

  • SHA256

    6c523ef93416b140bba0a146cec6fdfd44d95db5505b913fc5d2837dffe8f5fb

  • SHA512

    6343a6e83605929e8e565920b24c0826ea5526e8716951e411125eef832cc8aba26f2d8834b2122324d1458b0e56bd27b9489fef060af2e269b691175bb2efa1

  • SSDEEP

    384:hZykdFI1STss7yKSXfSGSOEdrpS2dzsIij+ZsNO3PlpJKkkjh/TzF7pWnMbgreTf:znduk4smKSvSpPrkYuXQ/oNb+L

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

Sluha

C2

6.tcp.eu.ngrok.io:14402

Mutex

Windows Update

Attributes
  • reg_key

    Windows Update

  • splitter

    |Hassan|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\af4b01a3849d9cc08f3b92f0246f0877.exe
    "C:\Users\Admin\AppData\Local\Temp\af4b01a3849d9cc08f3b92f0246f0877.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:3572

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3572-0-0x0000000000780000-0x0000000000792000-memory.dmp

    Filesize

    72KB

  • memory/3572-1-0x0000000075320000-0x0000000075AD0000-memory.dmp

    Filesize

    7.7MB

  • memory/3572-2-0x0000000005170000-0x000000000520C000-memory.dmp

    Filesize

    624KB

  • memory/3572-3-0x0000000002DE0000-0x0000000002DF0000-memory.dmp

    Filesize

    64KB

  • memory/3572-4-0x00000000059E0000-0x0000000005F84000-memory.dmp

    Filesize

    5.6MB

  • memory/3572-5-0x0000000005560000-0x00000000055F2000-memory.dmp

    Filesize

    584KB

  • memory/3572-7-0x0000000005550000-0x000000000555A000-memory.dmp

    Filesize

    40KB

  • memory/3572-8-0x0000000005790000-0x00000000057F6000-memory.dmp

    Filesize

    408KB

  • memory/3572-9-0x00000000066D0000-0x00000000066E8000-memory.dmp

    Filesize

    96KB

  • memory/3572-10-0x0000000075320000-0x0000000075AD0000-memory.dmp

    Filesize

    7.7MB