Overview

overview

10

Static

static

0745e9cd01...c3.exe

windows7_x64

10

0745e9cd01...c3.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    0745e9cd0163c4f34a5c96970dd8749ef654afa26303ef7fa276969d32fa12c3

  • Size

    316KB

  • Sample

    220520-fbdlzsdbhj

  • MD5

    1c2c524cd85d2d4738ffc0083a1fa9d0

  • SHA1

    1f81a3c437d472ca88f6148a04d509bc31884014

  • SHA256

    0745e9cd0163c4f34a5c96970dd8749ef654afa26303ef7fa276969d32fa12c3

  • SHA512

    c5295dd958c048ba30572591ff6c3bd1585be6d2948d3248b8b60611d93e3806d2d30c006418353ecf8ea2e3b5b65864846e57d9b5b3cdcb9354c8c8c480fe14

Score
10/10
njrathackedevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

127.0.0.1:5552

Mutex

5686f6972756ec62e818c246da8a5f52

Attributes
  • reg_key

    5686f6972756ec62e818c246da8a5f52

  • splitter

    |'|'|

Targets

    • Target

      0745e9cd0163c4f34a5c96970dd8749ef654afa26303ef7fa276969d32fa12c3

    • Size

      316KB

    • MD5

      1c2c524cd85d2d4738ffc0083a1fa9d0

    • SHA1

      1f81a3c437d472ca88f6148a04d509bc31884014

    • SHA256

      0745e9cd0163c4f34a5c96970dd8749ef654afa26303ef7fa276969d32fa12c3

    • SHA512

      c5295dd958c048ba30572591ff6c3bd1585be6d2948d3248b8b60611d93e3806d2d30c006418353ecf8ea2e3b5b65864846e57d9b5b3cdcb9354c8c8c480fe14

    Score
    10/10
    njrathackedevasionpersistencetrojan

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Tasks