Overview

overview

10

Static

static

10

0811cf7c27...de.exe

windows7-x64

9

0dd0b31f05...24.exe

windows7-x64

7

1ad888606f...e0.exe

windows7-x64

3

1c77a07e45...95.exe

windows7-x64

10

23f1c183af...bc.exe

windows7-x64

10

38e891599d...90.exe

windows7-x64

10

3a13e092e9...db.exe

windows7-x64

4

3b9dabd99d...82.exe

windows7-x64

3

58fe9776f3...06.exe

windows7-x64

10

5ab93bd422...11.exe

windows7-x64

3

6b06c25fc6...43.exe

windows7-x64

10

6cc8001c9b...07.exe

windows7-x64

1

73ca5dd6d4...3f.exe

windows7-x64

10

7b931d48ea...f0.exe

windows7-x64

10

7d6892645b...0f.exe

windows7-x64

10

9036aeb570...7e.exe

windows7-x64

3

9b6289a8bf...2b.exe

windows7-x64

8

acf2b76704...a7.exe

windows7-x64

3

af2f191f8d...53.exe

windows7-x64

10

cc7045d9fe...ab.dll

windows7-x64

10

d1a6bd542d...a8.exe

windows7-x64

10

efe947e0a8...69.exe

windows7-x64

10

f13edd0b86...9f.exe

windows7-x64

10

Resubmissions

27/11/2024, 13:29

241127-qrb37svpcv 10

27/11/2024, 09:27

241127-le54astrfj 10

Analysis

  • max time kernel
    1199s
  • max time network
    920s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2024, 09:27

Sharing

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Report Analysis Logs

General

  • Target

    23f1c183af6a0322746465beeb83e79c30ba8f497cd52d60e2ed544bb7b39ebc.exe

  • Size

    169KB

  • MD5

    4f3006a594b5508cd7d86a8e3823aac3

  • SHA1

    516cb26210726d34709d9a6749909ad025ff6727

  • SHA256

    23f1c183af6a0322746465beeb83e79c30ba8f497cd52d60e2ed544bb7b39ebc

  • SHA512

    24530cdb5fb808e5ff4e2e11a32a5f9ed1706ca66884fd077da60f6b5603cc6d5d1a5c574a3a12bcb2c6e1845c3744e86740dbb6bada90d979ff2d80c530cbd5

  • SSDEEP

    3072:OO8I0hNYpeUoZnXJduG1SNHGM/H4B99VH5AxuGpMS83Q9LZV:0NY4UoZnXJduG1S40kDZAxuO8K

Score
10/10
njrathackeddiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

cheat12.ddns.net:57

Mutex

a412988a99c974058615f1975119a5d1

Attributes
  • reg_key

    a412988a99c974058615f1975119a5d1

  • splitter

    |'|'|

Signatures

  • Njrat family
    njrat
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 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 3 IoCs

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

    discovery
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23f1c183af6a0322746465beeb83e79c30ba8f497cd52d60e2ed544bb7b39ebc.exe
    "C:\Users\Admin\AppData\Local\Temp\23f1c183af6a0322746465beeb83e79c30ba8f497cd52d60e2ed544bb7b39ebc.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2348
    • C:\Users\Admin\AppData\Local\Temp\explorer.exe
      "C:\Users\Admin\AppData\Local\Temp\explorer.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2464
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\explorer.exe" "explorer.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:1660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\explorer.exe
    Filesize

    169KB

    MD5

    4f3006a594b5508cd7d86a8e3823aac3

    SHA1

    516cb26210726d34709d9a6749909ad025ff6727

    SHA256

    23f1c183af6a0322746465beeb83e79c30ba8f497cd52d60e2ed544bb7b39ebc

    SHA512

    24530cdb5fb808e5ff4e2e11a32a5f9ed1706ca66884fd077da60f6b5603cc6d5d1a5c574a3a12bcb2c6e1845c3744e86740dbb6bada90d979ff2d80c530cbd5

    Download Submit

  • memory/2348-0-0x0000000074C01000-0x0000000074C02000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2348-2-0x0000000074C00000-0x00000000751AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2348-1-0x0000000074C00000-0x00000000751AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2348-12-0x0000000074C00000-0x00000000751AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2464-10-0x0000000074C00000-0x00000000751AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2464-11-0x0000000074C00000-0x00000000751AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2464-13-0x0000000074C00000-0x00000000751AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2464-15-0x0000000074C00000-0x00000000751AB000-memory.dmp

    Filesize

    5.7MB

    Download