Overview

overview

10

Static

static

10

Sleezy Per...er.exe

windows7-x64

10

Sleezy Per...er.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    Sleezy Perm Spoofer.exe

  • Size

    37KB

  • Sample

    240929-nk9d1swbmd

  • MD5

    169ca703920e9eeaae4c118538493a3e

  • SHA1

    21f069559e4b606423b587b7d8ddd54a8eb0cbd2

  • SHA256

    3f59444186757a488078438ecc19c6f8e37e14e682d2ceda2c65582ab731f3eb

  • SHA512

    bcdb446ecb9aa4f902f0383005acfd08029301c6c1da19835e79763953ae9c600e0ed80e4c67bf27cb9b1785613fef561278e93aa79f57198dbb0a556aa0eeca

  • SSDEEP

    384:P+QnVSikm70NVtv/Vey0bM50vtEsuq/aZrAF+rMRTyN/0L+EcoinblneHQM3epz+:mo/O1VV0bMuWlqMrM+rMRa8NuaXt

Score
10/10
njratsleezydiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

Sleezy

C2

2.tcp.eu.ngrok.io:10394

Mutex

5f55366198fbf5f44b30c59e431ef9cc

Attributes
  • reg_key

    5f55366198fbf5f44b30c59e431ef9cc

  • splitter

    |'|'|

Targets

    • Target

      Sleezy Perm Spoofer.exe

    • Size

      37KB

    • MD5

      169ca703920e9eeaae4c118538493a3e

    • SHA1

      21f069559e4b606423b587b7d8ddd54a8eb0cbd2

    • SHA256

      3f59444186757a488078438ecc19c6f8e37e14e682d2ceda2c65582ab731f3eb

    • SHA512

      bcdb446ecb9aa4f902f0383005acfd08029301c6c1da19835e79763953ae9c600e0ed80e4c67bf27cb9b1785613fef561278e93aa79f57198dbb0a556aa0eeca

    • SSDEEP

      384:P+QnVSikm70NVtv/Vey0bM50vtEsuq/aZrAF+rMRTyN/0L+EcoinblneHQM3epz+:mo/O1VV0bMuWlqMrM+rMRa8NuaXt

    Score
    10/10
    njratsleezydiscoveryevasionpersistenceprivilege_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.

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1
T1091

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

Replication Through Removable Media

1
T1091

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks