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Overview

overview

10

Static

static

10

HWIDSpoofer.exe

windows7-x64

10

HWIDSpoofer.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/12/2024, 13:46

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General

  • Target

    HWIDSpoofer.exe

  • Size

    357KB

  • MD5

    c9b25c1bc4eb54124dad046b3b9e4241

  • SHA1

    9e075389a2f34e224a68f84a1c5bb4d665077180

  • SHA256

    620b80bcb9f45c4f6f8a0f2c503b4c639deb22c8b2d46d53261f695b51c2b0be

  • SHA512

    75daa5a302e7faa1bca08b5f3101b757c07fe844945557b656143b85d37cf1fb0c45e51592d41a50827c0a2871bb9dfeaed502b5971efa4a307f7ade39bdd52d

  • SSDEEP

    6144:XYn5fNz3b/DKgUff6zxXINL8AlskBgw+uAVJK25HZ56Bk:XYn5fBGn6z9CABkG

Score
10/10
njrathackeddiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

hakim32.ddns.net:2000

127.0.0.1:5552
Mutex

c3deeffb05c4fa7f233694e4990d7e74

Attributes
  • reg_key

    c3deeffb05c4fa7f233694e4990d7e74

  • splitter

    |'|'|

Signatures

  • Njrat family
    njrat
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Disables Task Manager via registry modification
    evasion
  • Modifies Windows Firewall 2 TTPs 3 IoCs
    evasion
  • Drops startup file 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 9 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

    persistenceprivilege_escalation
  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\HWIDSpoofer.exe
    "C:\Users\Admin\AppData\Local\Temp\HWIDSpoofer.exe"
    1⤵
    • Drops startup file
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3320
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\HWIDSpoofer.exe" "HWIDSpoofer.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2008
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall delete allowedprogram "C:\Users\Admin\AppData\Local\Temp\HWIDSpoofer.exe"
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2116
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\HWIDSpoofer.exe" "HWIDSpoofer.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:3388
    • C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /sc minute /mo 1 /tn StUpdate /tr C:\Users\Admin\AppData\Local\Temp/StUpdate.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4232
  • C:\Users\Admin\AppData\Local\Temp\StUpdate.exe
    C:\Users\Admin\AppData\Local\Temp/StUpdate.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4028
  • C:\Users\Admin\AppData\Local\Temp\StUpdate.exe
    C:\Users\Admin\AppData\Local\Temp/StUpdate.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:1240
  • C:\Users\Admin\AppData\Local\Temp\StUpdate.exe
    C:\Users\Admin\AppData\Local\Temp/StUpdate.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2088

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\StUpdate.exe.log
    Filesize

    408B

    MD5

    661cab77d3b907e8057f2e689e995af3

    SHA1

    5d1a0ee9c5ee7a7a90d56d00c10dc0e679bee01c

    SHA256

    8f27f95ad7c09f2e05d7960e78ef8cd935c1262e9657883a75d70dcb877592d2

    SHA512

    2523b316bd79fed0e9b3d73f46959f3dfe270cf950f34bd9d49fe4113a2ae46d0cd00224d848bc40c0d8c55449e2dccc4b4278ba4809c0ca9ede1ac75673fc67

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\StUpdate.exe
    Filesize

    357KB

    MD5

    c9b25c1bc4eb54124dad046b3b9e4241

    SHA1

    9e075389a2f34e224a68f84a1c5bb4d665077180

    SHA256

    620b80bcb9f45c4f6f8a0f2c503b4c639deb22c8b2d46d53261f695b51c2b0be

    SHA512

    75daa5a302e7faa1bca08b5f3101b757c07fe844945557b656143b85d37cf1fb0c45e51592d41a50827c0a2871bb9dfeaed502b5971efa4a307f7ade39bdd52d

    Download Submit

  • C:\Users\Admin\AppData\Roaming\app
    Filesize

    4B

    MD5

    4d853d9c7197ee7fa81c6535b1f7d655

    SHA1

    eac3d866e991967b385f3dd22da25e410d8f7f49

    SHA256

    5abdb6175f820f0ac3d8647fbb1f7a0bcc91757a782a8a145570944ca6a00c96

    SHA512

    dc5a09d8586eb9f591f6e00187817c19f693e9328a1b2e5838c61c0b234e9608eecc45bbf7f4a90912e9a456d0ab469ed2503bafb4988b276cec8d5f0b18fda7

    Download Submit

  • memory/3320-0-0x00000000745E2000-0x00000000745E3000-memory.dmp

    Filesize

    4KB

    Download

  • memory/3320-1-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3320-2-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3320-9-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3320-8-0x00000000745E2000-0x00000000745E3000-memory.dmp

    Filesize

    4KB

    Download

  • memory/3320-10-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

    Download