Analysis

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

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-01-2025 03:24

General

  • Target

    391d3357c3e07d6444f6cd189f68d748c52444c30d3dd68282c50acf62e5db72.exe

  • Size

    209KB

  • MD5

    c4a07f7612b822a1c6e6879ba5dcc5de

  • SHA1

    09d44c896d14e7df8d8da0d938235ee33c9b2281

  • SHA256

    391d3357c3e07d6444f6cd189f68d748c52444c30d3dd68282c50acf62e5db72

  • SHA512

    27c07202d83ac4593e1f734480f735e2b4d02bac4646211756eb852267aff8c1acbe974161c93ac6baf1981ad669b5a30f4d320bc26f4f1d1e71b2ed1dc90058

  • SSDEEP

    3072:rR2EJHNNObrQy5y6GrEHBAnpK37nX9840BQ5f74tyJhcMKNFhHF+bs5iRXr:124NMbrQy7L8c0Fpgs5iJ

Score
10/10

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

ByABOLHB

C2

abolhb.com:505

Mutex

165d6ed988ac

Attributes
  • reg_key

    165d6ed988ac

  • splitter

    |'|'|

Signatures

  • Njrat family
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Executes dropped EXE 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\391d3357c3e07d6444f6cd189f68d748c52444c30d3dd68282c50acf62e5db72.exe
    "C:\Users\Admin\AppData\Local\Temp\391d3357c3e07d6444f6cd189f68d748c52444c30d3dd68282c50acf62e5db72.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:5020
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3516
  • C:\Users\Admin\AppData\Local\Temp\MicrosoftEdgeUpdateTaskMachineUAC.exe
    C:\Users\Admin\AppData\Local\Temp\MicrosoftEdgeUpdateTaskMachineUAC.exe
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:4548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    209KB

    MD5

    c4a07f7612b822a1c6e6879ba5dcc5de

    SHA1

    09d44c896d14e7df8d8da0d938235ee33c9b2281

    SHA256

    391d3357c3e07d6444f6cd189f68d748c52444c30d3dd68282c50acf62e5db72

    SHA512

    27c07202d83ac4593e1f734480f735e2b4d02bac4646211756eb852267aff8c1acbe974161c93ac6baf1981ad669b5a30f4d320bc26f4f1d1e71b2ed1dc90058

  • memory/4548-9-0x00007FFAC9040000-0x00007FFAC9B01000-memory.dmp

    Filesize

    10.8MB

  • memory/4548-11-0x0000000000AE0000-0x0000000000AEC000-memory.dmp

    Filesize

    48KB

  • memory/4548-12-0x00007FFAC9040000-0x00007FFAC9B01000-memory.dmp

    Filesize

    10.8MB

  • memory/4548-13-0x00007FFAC9040000-0x00007FFAC9B01000-memory.dmp

    Filesize

    10.8MB

  • memory/4548-14-0x00007FFAC9040000-0x00007FFAC9B01000-memory.dmp

    Filesize

    10.8MB

  • memory/5020-0-0x00007FFAC9043000-0x00007FFAC9045000-memory.dmp

    Filesize

    8KB

  • memory/5020-1-0x0000000000EC0000-0x0000000000EFA000-memory.dmp

    Filesize

    232KB

  • memory/5020-2-0x00007FFAC9040000-0x00007FFAC9B01000-memory.dmp

    Filesize

    10.8MB

  • memory/5020-8-0x000000001C800000-0x000000001CA0C000-memory.dmp

    Filesize

    2.0MB

  • memory/5020-10-0x00007FFAC9040000-0x00007FFAC9B01000-memory.dmp

    Filesize

    10.8MB