Overview

overview

10

Static

static

10

a407ae1ed0...b6.exe

windows7-x64

10

a407ae1ed0...b6.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    a407ae1ed0a941a41d223a64cefd0baf5163bc4fd35b020d562b7cf3b83442b6

  • Size

    37KB

  • Sample

    241114-bhr1qswjdm

  • MD5

    8123fc137d73b3b92fc40be61af08ace

  • SHA1

    b11168a1ad6d72808b176f0c889bfa220d13813e

  • SHA256

    a407ae1ed0a941a41d223a64cefd0baf5163bc4fd35b020d562b7cf3b83442b6

  • SHA512

    cf225e298886dc63584f7615891a3f4fc9773d4e2078a1363dba8547b1e85627b5bb5dcc18dbbcd51e3375bc18fb122ae4846bb92735d0c963ac0e9f71f56453

  • SSDEEP

    384:eLExxTGARStybaVhonbUOgg5Ctc5EmAoiCWsWGac5LoaPGtvx93pMKm+M5hsTz6N:IExTyLhChggkdeWKacbOtbNqTYDYRD

Score
10/10
njratvictimdiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d | By Brontok

Botnet

Victim

C2

spk.accesscam.org:55554

Mutex

m9o1ocabbaxon9ndffebx7uutlcl49nl

Attributes
  • reg_key

    m9o1ocabbaxon9ndffebx7uutlcl49nl

  • splitter

    |'|'|

Targets

    • Target

      a407ae1ed0a941a41d223a64cefd0baf5163bc4fd35b020d562b7cf3b83442b6

    • Size

      37KB

    • MD5

      8123fc137d73b3b92fc40be61af08ace

    • SHA1

      b11168a1ad6d72808b176f0c889bfa220d13813e

    • SHA256

      a407ae1ed0a941a41d223a64cefd0baf5163bc4fd35b020d562b7cf3b83442b6

    • SHA512

      cf225e298886dc63584f7615891a3f4fc9773d4e2078a1363dba8547b1e85627b5bb5dcc18dbbcd51e3375bc18fb122ae4846bb92735d0c963ac0e9f71f56453

    • SSDEEP

      384:eLExxTGARStybaVhonbUOgg5Ctc5EmAoiCWsWGac5LoaPGtvx93pMKm+M5hsTz6N:IExTyLhChggkdeWKacbOtbNqTYDYRD

    Score
    10/10
    njratvictimdiscoveryevasionpersistenceprivilege_escalationtrojan

    • Njrat family

      njrat

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

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

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks