Overview

overview

10

Static

static

7

dbff0c0ea8...1d.exe

windows7-x64

10

dbff0c0ea8...1d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    dbff0c0ea81479324fb9d8c7bd37d51d

  • Size

    402KB

  • Sample

    240321-s45mdsef97

  • MD5

    dbff0c0ea81479324fb9d8c7bd37d51d

  • SHA1

    d4c9d3de4eaf6b67daa2161865eb78baf506157e

  • SHA256

    9dc4e1a89615604ac9b21e8e3ca7c0db9ead9ad825d15da15c1a235f1f53a901

  • SHA512

    aa64984be54bbd3b89ea13b2d4061080e31674d94d78d48355d0c741eef445994b50be35341b27b1507e8c733437bab2a63c17765a3f4f8605fc016e879f886b

  • SSDEEP

    6144:0maKVBGmE84IMNv55giU0pKiFYHxfx15RvOagakZBxkTN2gmeGcFnVQb/DAYbDg7:dSmLAuEY71fviagATFmebVQDcYcH

Score
10/10
njratpdfevasionpersistencetrojanupx

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

pdf

C2

hhhmach.ddns.net:1177

Mutex

5cd8f17f4086744065eb0992a09e05a2

Attributes
  • reg_key

    5cd8f17f4086744065eb0992a09e05a2

  • splitter

    |'|'|

Targets

    • Target

      dbff0c0ea81479324fb9d8c7bd37d51d

    • Size

      402KB

    • MD5

      dbff0c0ea81479324fb9d8c7bd37d51d

    • SHA1

      d4c9d3de4eaf6b67daa2161865eb78baf506157e

    • SHA256

      9dc4e1a89615604ac9b21e8e3ca7c0db9ead9ad825d15da15c1a235f1f53a901

    • SHA512

      aa64984be54bbd3b89ea13b2d4061080e31674d94d78d48355d0c741eef445994b50be35341b27b1507e8c733437bab2a63c17765a3f4f8605fc016e879f886b

    • SSDEEP

      6144:0maKVBGmE84IMNv55giU0pKiFYHxfx15RvOagakZBxkTN2gmeGcFnVQb/DAYbDg7:dSmLAuEY71fviagATFmebVQDcYcH

    Score
    10/10
    njratpdfevasionpersistencetrojanupx

    • 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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • 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

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

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