Overview

overview

10

Static

static

10

abc.exe

windows7-x64

10

abc.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    abc.exe

  • Size

    23KB

  • Sample

    231223-qe7z4sbafk

  • MD5

    f4effd63135d3f09684ef49b7487e098

  • SHA1

    e813f6ea685aefb0ac14ce76bd18e91b86e80287

  • SHA256

    ac813b5563a46ebd1eb04d6c67c835de8708b6aeed4e8b79ef45924642e5da5f

  • SHA512

    5cc302251d9a8d5eac74d2ec95423ad8937406e85e73e426e46ed62907fb1a54d89e65f88ceb415864ec9430081b205fbf6e8c270e34e0354f06b7b7a9f39997

  • SSDEEP

    384:aMQ+SAN7uprgvM5OSUswZXg69gbm4hfpFmRvR6JZlbw8hqIusZzZ1a:0OaxVULRpcnu/

Score
10/10
njratabcevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

abc

C2

troi.southcentralus.cloudapp.azure.com:9091

Mutex

073cd5c901f7aa25f5a10ffbf9e76477

Attributes
  • reg_key

    073cd5c901f7aa25f5a10ffbf9e76477

  • splitter

    |'|'|

Targets

    • Target

      abc.exe

    • Size

      23KB

    • MD5

      f4effd63135d3f09684ef49b7487e098

    • SHA1

      e813f6ea685aefb0ac14ce76bd18e91b86e80287

    • SHA256

      ac813b5563a46ebd1eb04d6c67c835de8708b6aeed4e8b79ef45924642e5da5f

    • SHA512

      5cc302251d9a8d5eac74d2ec95423ad8937406e85e73e426e46ed62907fb1a54d89e65f88ceb415864ec9430081b205fbf6e8c270e34e0354f06b7b7a9f39997

    • SSDEEP

      384:aMQ+SAN7uprgvM5OSUswZXg69gbm4hfpFmRvR6JZlbw8hqIusZzZ1a:0OaxVULRpcnu/

    Score
    10/10
    njratabcevasionpersistencetrojan

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks