Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2023 08:33

General

  • Target

    NEAS.720d152b3710e4dd846a8b81dbd661c0.exe

  • Size

    1.2MB

  • MD5

    720d152b3710e4dd846a8b81dbd661c0

  • SHA1

    b88a820a0cb15e3f961bfbf467c16d364b246b0c

  • SHA256

    d770ff78afb99efc9e633b069d44bf34ff748c886ea107d1b33c10388eb11d8b

  • SHA512

    349a6c185676b73792ff11f3d23d7e3ddae955494127ab50f18a244963d6f195a474972b277c08c5d76befdb044201bfada475eaf853287399fd85032c140339

  • SSDEEP

    1536:mRLpi565tUkhk3PSrr8C2r5sR712UVXSHYr85Xxj5iIVw2udlbU6F8h:kE85qEk3P0r81rOt10Xxj52EH

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

C2

wohir12771.ddns.net:5552

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
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.720d152b3710e4dd846a8b81dbd661c0.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.720d152b3710e4dd846a8b81dbd661c0.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:4956

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4956-0-0x0000000000780000-0x00000000008BE000-memory.dmp
    Filesize

    1.2MB

  • memory/4956-1-0x0000000074B80000-0x0000000075330000-memory.dmp
    Filesize

    7.7MB

  • memory/4956-2-0x00000000052B0000-0x000000000534C000-memory.dmp
    Filesize

    624KB

  • memory/4956-3-0x0000000005900000-0x0000000005EA4000-memory.dmp
    Filesize

    5.6MB

  • memory/4956-4-0x0000000005350000-0x00000000053E2000-memory.dmp
    Filesize

    584KB

  • memory/4956-5-0x0000000005260000-0x0000000005270000-memory.dmp
    Filesize

    64KB

  • memory/4956-6-0x00000000054E0000-0x00000000054EA000-memory.dmp
    Filesize

    40KB

  • memory/4956-7-0x0000000005550000-0x00000000055A6000-memory.dmp
    Filesize

    344KB

  • memory/4956-8-0x00000000058C0000-0x00000000058D2000-memory.dmp
    Filesize

    72KB

  • memory/4956-10-0x0000000074B80000-0x0000000075330000-memory.dmp
    Filesize

    7.7MB

  • memory/4956-11-0x0000000005260000-0x0000000005270000-memory.dmp
    Filesize

    64KB