Overview

overview

10

Static

static

3

7bd1449412...18.exe

windows7-x64

10

7bd1449412...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7bd1449412431d9fac27834f581a0268_JaffaCakes118

  • Size

    565KB

  • Sample

    240528-fv8lgafe81

  • MD5

    7bd1449412431d9fac27834f581a0268

  • SHA1

    a4bed12dcbf4468d4b522609a5e50f0e1395c8a7

  • SHA256

    ab0cf46b521df780e8d0218b58c11eb2d35cbd04a90cbfc28fcf4e5051d607e1

  • SHA512

    6f79fbb2662778c7990ac180ef533f52a5446d50686c2c5068d813e0f5ceca4435b9b7aaa638d2d10f5dc61643f940ff3a07e2ed9d3028946042a3e989edcd55

  • SSDEEP

    12288:DOgs3HszQpXU13UUI5TBSOzh2fQSLFnJgrrjU:Ns3aQpXUSUIFUA2fQSLFJt

Score
10/10
njratlammerevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Lammer

C2

chola1.ddns.net:1177

Mutex

43df5702df2db1f4d0e90dcf8d9bdc19

Attributes
  • reg_key

    43df5702df2db1f4d0e90dcf8d9bdc19

  • splitter

    |'|'|

Targets

    • Target

      7bd1449412431d9fac27834f581a0268_JaffaCakes118

    • Size

      565KB

    • MD5

      7bd1449412431d9fac27834f581a0268

    • SHA1

      a4bed12dcbf4468d4b522609a5e50f0e1395c8a7

    • SHA256

      ab0cf46b521df780e8d0218b58c11eb2d35cbd04a90cbfc28fcf4e5051d607e1

    • SHA512

      6f79fbb2662778c7990ac180ef533f52a5446d50686c2c5068d813e0f5ceca4435b9b7aaa638d2d10f5dc61643f940ff3a07e2ed9d3028946042a3e989edcd55

    • SSDEEP

      12288:DOgs3HszQpXU13UUI5TBSOzh2fQSLFnJgrrjU:Ns3aQpXUSUIFUA2fQSLFJt

    Score
    10/10
    njratlammerevasionpersistencetrojan

    • 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 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