Overview

overview

10

Static

static

10

b1a3c81101...48.exe

windows7-x64

10

b1a3c81101...48.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b1a3c81101a64476b401a8889c4a2280a5a4e591bb4e5d184074934fade23c48

  • Size

    194KB

  • Sample

    221003-a512gsbadn

  • MD5

    67ca864acaba6a7e02502538cc497760

  • SHA1

    3cb2eaa09e9ae1ae64451fe7745d83118cfcdd6d

  • SHA256

    b1a3c81101a64476b401a8889c4a2280a5a4e591bb4e5d184074934fade23c48

  • SHA512

    2b32bcf490129f4e7a92987f6775b45fbab74377ed57d7d89a38136026459063df0ed43ef38da72610ecff3733a88ce144f3713391ea1278114729241f847244

  • SSDEEP

    1536:jfIshKRWuWIzbouo8I0JyT3zYX9j1oJYVyyT:jIs808ouoh0YTDy9j1o

Score
10/10
njrathackedevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

chromehost.ddns.net:200

Mutex

c96ffc7155e33bdb2e471b2aad6e0049

Attributes
  • reg_key

    c96ffc7155e33bdb2e471b2aad6e0049

  • splitter

    |'|'|

Targets

    • Target

      b1a3c81101a64476b401a8889c4a2280a5a4e591bb4e5d184074934fade23c48

    • Size

      194KB

    • MD5

      67ca864acaba6a7e02502538cc497760

    • SHA1

      3cb2eaa09e9ae1ae64451fe7745d83118cfcdd6d

    • SHA256

      b1a3c81101a64476b401a8889c4a2280a5a4e591bb4e5d184074934fade23c48

    • SHA512

      2b32bcf490129f4e7a92987f6775b45fbab74377ed57d7d89a38136026459063df0ed43ef38da72610ecff3733a88ce144f3713391ea1278114729241f847244

    • SSDEEP

      1536:jfIshKRWuWIzbouo8I0JyT3zYX9j1oJYVyyT:jIs808ouoh0YTDy9j1o

    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
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

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

Collection

Exfiltration

Command and Control

Impact

Tasks