Overview

overview

10

Static

static

10

2332-4-0x0...ry.exe

windows7-x64

10

2332-4-0x0...ry.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2332-4-0x00000000004B0000-0x00000000004BC000-memory.dmp

  • Size

    48KB

  • Sample

    240921-wfpstavflb

  • MD5

    08ac6cae8cecbb9d013682a10c3235dc

  • SHA1

    b82491cdf5a65dd3a4087c99f6451f9e7d7c93dc

  • SHA256

    822a9469eaf5b3b0ae31894e56947bfd5a6da31bdf61dea587a1ee5320033977

  • SHA512

    975bcfb120b089e666ccdc9a0bcfe773ce664d626ba8813a0fae335c000f8794be76f256fbf4c9acb58ae5908e731bfa212f3fe8f0535bc140b82d49f7ae1aa2

  • SSDEEP

    384:3MK6b2GZsx/Yr1+liORH1kcPFQ6Lg9gSOYRr9mRvR6JZlbw8hqIusZzZlG3:Qb9glF51LRpcnuyA

Score
10/10
njratkarla 1998discoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

KARLA 1998

C2

seznam.hopto.org:1177

Mutex

36db42ed563b740681ec3918ded7c343

Attributes
  • reg_key

    36db42ed563b740681ec3918ded7c343

  • splitter

    |'|'|

Targets

    • Target

      2332-4-0x00000000004B0000-0x00000000004BC000-memory.dmp

    • Size

      48KB

    • MD5

      08ac6cae8cecbb9d013682a10c3235dc

    • SHA1

      b82491cdf5a65dd3a4087c99f6451f9e7d7c93dc

    • SHA256

      822a9469eaf5b3b0ae31894e56947bfd5a6da31bdf61dea587a1ee5320033977

    • SHA512

      975bcfb120b089e666ccdc9a0bcfe773ce664d626ba8813a0fae335c000f8794be76f256fbf4c9acb58ae5908e731bfa212f3fe8f0535bc140b82d49f7ae1aa2

    • SSDEEP

      384:3MK6b2GZsx/Yr1+liORH1kcPFQ6Lg9gSOYRr9mRvR6JZlbw8hqIusZzZlG3:Qb9glF51LRpcnuyA

    Score
    10/10
    njratkarla 1998discoveryevasionpersistenceprivilege_escalationtrojan

    • 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

    • 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