Overview

overview

10

Static

static

10

b8f529f21d...b9.exe

windows7-x64

10

b8f529f21d...b9.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    b8f529f21da8c2911d16d1f449e032b9.exe

  • Size

    37KB

  • Sample

    230107-gm1rbsgc7y

  • MD5

    b8f529f21da8c2911d16d1f449e032b9

  • SHA1

    001e8f2ac0d2564d7705968963e96066094b1df5

  • SHA256

    88e3bab355b6b571d1a5d1da2b80d8e1d5f769f39f0b9d2189a6e432eaa031b1

  • SHA512

    0b727c878743ba7fdac95c30033b705e45966734a14c63959a78a09429f8cd72cd32d09ed89b8fb2fe0fe84cd75680a1a498c07bdd752bf53412e8ba9d62b350

  • SSDEEP

    768:1IPrJ/cPFon04M9udrM+rMRa8Nuf1btQ:1orJ0NoxMoG+gRJN41

Score
10/10
njratdibilevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

Dibil

C2

7.tcp.eu.ngrok.io:16592

Mutex

ed673d626997c5d6f8f983c3110e8aab

Attributes
  • reg_key

    ed673d626997c5d6f8f983c3110e8aab

  • splitter

    |'|'|

Targets

    • Target

      b8f529f21da8c2911d16d1f449e032b9.exe

    • Size

      37KB

    • MD5

      b8f529f21da8c2911d16d1f449e032b9

    • SHA1

      001e8f2ac0d2564d7705968963e96066094b1df5

    • SHA256

      88e3bab355b6b571d1a5d1da2b80d8e1d5f769f39f0b9d2189a6e432eaa031b1

    • SHA512

      0b727c878743ba7fdac95c30033b705e45966734a14c63959a78a09429f8cd72cd32d09ed89b8fb2fe0fe84cd75680a1a498c07bdd752bf53412e8ba9d62b350

    • SSDEEP

      768:1IPrJ/cPFon04M9udrM+rMRa8Nuf1btQ:1orJ0NoxMoG+gRJN41

    Score
    10/10
    njratdibilevasionpersistencetrojan

    • 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