Overview

overview

10

Static

static

3

99e4b0609d...18.exe

windows7-x64

10

99e4b0609d...18.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    99e4b0609d262821fc56071038fca45d_JaffaCakes118

  • Size

    783KB

  • Sample

    240606-d8m6ksgf88

  • MD5

    99e4b0609d262821fc56071038fca45d

  • SHA1

    ff842148cce7fcc79465402909f29ea0c0302dd1

  • SHA256

    ce6892104053232781e3623583c11fb91e5783ab4a3d341e6ad04686465e6ed3

  • SHA512

    9323a87ee83be0e735c9b15c309f6f96353fbee376aec6683e8dbee7a2dc0a37def81cc02771a454250062d25bb281e1d77b06dffa1bb811134b8c9b68ba3c65

  • SSDEEP

    12288:T70jqXAlN1gFhKuERtwRefGiVmMfI2eYfWYbC60MRz9SB+wBvDHv4SyxlOHxOD0k:TY5YaYRefxmOI2eYb0MRzA7y

Score
10/10
quasarevasionpersistencespywaretrojan

Malware Config

Targets

    • Target

      99e4b0609d262821fc56071038fca45d_JaffaCakes118

    • Size

      783KB

    • MD5

      99e4b0609d262821fc56071038fca45d

    • SHA1

      ff842148cce7fcc79465402909f29ea0c0302dd1

    • SHA256

      ce6892104053232781e3623583c11fb91e5783ab4a3d341e6ad04686465e6ed3

    • SHA512

      9323a87ee83be0e735c9b15c309f6f96353fbee376aec6683e8dbee7a2dc0a37def81cc02771a454250062d25bb281e1d77b06dffa1bb811134b8c9b68ba3c65

    • SSDEEP

      12288:T70jqXAlN1gFhKuERtwRefGiVmMfI2eYfWYbC60MRz9SB+wBvDHv4SyxlOHxOD0k:TY5YaYRefxmOI2eYb0MRzA7y

    Score
    10/10
    quasarevasionpersistencespywaretrojan

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • Modifies security service

      evasion

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • UAC bypass

      evasiontrojan

    • Windows security bypass

      evasiontrojan

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

7
T1112

Impair Defenses

4
T1562

Disable or Modify Tools

4
T1562.001

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Tasks