Overview

overview

10

Static

static

10

867221a4c1...61.exe

windows7-x64

10

867221a4c1...61.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    867221a4c1c00e733b15f734bf130761.exe

  • Size

    23KB

  • Sample

    230306-fa4f1saf77

  • MD5

    867221a4c1c00e733b15f734bf130761

  • SHA1

    e054be2b6c4b7a6f64e55e0fe54b08f8412eff61

  • SHA256

    a07af404a9e454c51722e9e624b97391fd619e1d3e456e607df1ce144f544fcd

  • SHA512

    d0823504d05f4377dccf15196e2a10b57e7c08531bebefb83e36aa0fc840b5c27c1f8415ada8fc7c8e27e7a143509a2830f6d78bab56d51070bf4adb5d96da59

  • SSDEEP

    384:6luBPiZCMfdfSJrQbsLRGSIxYVL46fg/i8BD9BmRvR6JZlbw8hqIusZzZnz:tOmhtIURpcnug

Score
10/10
njratlammerevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Lammer

C2

0.tcp.sa.ngrok.io:13305

Mutex

fb63fa16c0ef2581dd6e4485796787cc

Attributes
  • reg_key

    fb63fa16c0ef2581dd6e4485796787cc

  • splitter

    |'|'|

Targets

    • Target

      867221a4c1c00e733b15f734bf130761.exe

    • Size

      23KB

    • MD5

      867221a4c1c00e733b15f734bf130761

    • SHA1

      e054be2b6c4b7a6f64e55e0fe54b08f8412eff61

    • SHA256

      a07af404a9e454c51722e9e624b97391fd619e1d3e456e607df1ce144f544fcd

    • SHA512

      d0823504d05f4377dccf15196e2a10b57e7c08531bebefb83e36aa0fc840b5c27c1f8415ada8fc7c8e27e7a143509a2830f6d78bab56d51070bf4adb5d96da59

    • SSDEEP

      384:6luBPiZCMfdfSJrQbsLRGSIxYVL46fg/i8BD9BmRvR6JZlbw8hqIusZzZnz:tOmhtIURpcnug

    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

    • Legitimate hosting services abused for malware hosting/C2

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks