Overview

overview

10

Static

static

7

c597599c3c...71.exe

windows7-x64

10

c597599c3c...71.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c597599c3c7e4394db46eff65e01c971

  • Size

    402KB

  • Sample

    240313-l23xfsaf4z

  • MD5

    c597599c3c7e4394db46eff65e01c971

  • SHA1

    aa15e8de8c27276653f40178deca0b43e272f106

  • SHA256

    8e7b54fb7de6650df4940f4843548d8149d1416ae636e961ad07c45d44a93e22

  • SHA512

    008c2ebc301c4da7796a7f5cf776a35ecbc38cf6e28a774fc9f4a7108b71d8de575cefc94896a65cc8896fb9e0ee13a3f0c7b060302726f34f1fe5f37003d3d1

  • SSDEEP

    6144:4maKVBGmE84IMNv55giU0pKiFYHxfx15RvOagakZBxkTN2gmeGcFnVQb/DAYbDgl:ZSmLAuEY71fviagATFmebVQDcYc5

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

      c597599c3c7e4394db46eff65e01c971

    • Size

      402KB

    • MD5

      c597599c3c7e4394db46eff65e01c971

    • SHA1

      aa15e8de8c27276653f40178deca0b43e272f106

    • SHA256

      8e7b54fb7de6650df4940f4843548d8149d1416ae636e961ad07c45d44a93e22

    • SHA512

      008c2ebc301c4da7796a7f5cf776a35ecbc38cf6e28a774fc9f4a7108b71d8de575cefc94896a65cc8896fb9e0ee13a3f0c7b060302726f34f1fe5f37003d3d1

    • SSDEEP

      6144:4maKVBGmE84IMNv55giU0pKiFYHxfx15RvOagakZBxkTN2gmeGcFnVQb/DAYbDgl:ZSmLAuEY71fviagATFmebVQDcYc5

    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