Overview

overview

10

Static

static

7

d0f5b6d01d...c4.exe

windows7-x64

10

d0f5b6d01d...c4.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d0f5b6d01d60914b5dc61fbdd809fbc4

  • Size

    402KB

  • Sample

    240317-qje5wsfe9w

  • MD5

    d0f5b6d01d60914b5dc61fbdd809fbc4

  • SHA1

    aae63edf63d9e91cae42dedb6e8238c2594ce9fe

  • SHA256

    5d8392d99bd1bf3fd09d93d51202e0d7e3d17c5d414d1d6283e390d8f280aef8

  • SHA512

    f76a34c0504b95fdcb7c375baa242629055e8901e127dc2e902026670efb4e472419d12061eded09cb3b0266574d223d199ce2a651bd6985a50c9f258a44e197

  • SSDEEP

    6144:hmaKVBGmE84IMNv55giU0pKiFYHxfx15RvOagakZBxkTN2gmeGcFnVQb/DAYbDgl:mSmLAuEY71fviagATFmebVQDcYc5

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

      d0f5b6d01d60914b5dc61fbdd809fbc4

    • Size

      402KB

    • MD5

      d0f5b6d01d60914b5dc61fbdd809fbc4

    • SHA1

      aae63edf63d9e91cae42dedb6e8238c2594ce9fe

    • SHA256

      5d8392d99bd1bf3fd09d93d51202e0d7e3d17c5d414d1d6283e390d8f280aef8

    • SHA512

      f76a34c0504b95fdcb7c375baa242629055e8901e127dc2e902026670efb4e472419d12061eded09cb3b0266574d223d199ce2a651bd6985a50c9f258a44e197

    • SSDEEP

      6144:hmaKVBGmE84IMNv55giU0pKiFYHxfx15RvOagakZBxkTN2gmeGcFnVQb/DAYbDgl:mSmLAuEY71fviagATFmebVQDcYc5

    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