General

  • Target

    FA AntiVira Prosses Watch.exe

  • Size

    7.1MB

  • Sample

    240528-s5jfjsaf4v

  • MD5

    b8bfdafa661a4110fd34c9b0fbb2582c

  • SHA1

    3b0311377236083ffdeb61ab81d3186962a7d59d

  • SHA256

    eb0b2accd533bb7556b98d8150dcfc313239586c223f86d9d1dce22234702076

  • SHA512

    04eee9cb6f1470f5963825840bee0f8c9fac26a7e1faf6282c8bbe6daaa18cac992909852e4bb82f31656b6ebaa2be5ddcda4f9b796e2ce39509579035dbff52

  • SSDEEP

    196608:JszWA1HeT39IigheE9TFa0Z8DOjCdylNownzbQWa0ngx:61+TtIibY9Z8D8CclyUnwigx

Malware Config

Targets

    • Target

      FA AntiVira Prosses Watch.exe

    • Size

      7.1MB

    • MD5

      b8bfdafa661a4110fd34c9b0fbb2582c

    • SHA1

      3b0311377236083ffdeb61ab81d3186962a7d59d

    • SHA256

      eb0b2accd533bb7556b98d8150dcfc313239586c223f86d9d1dce22234702076

    • SHA512

      04eee9cb6f1470f5963825840bee0f8c9fac26a7e1faf6282c8bbe6daaa18cac992909852e4bb82f31656b6ebaa2be5ddcda4f9b796e2ce39509579035dbff52

    • SSDEEP

      196608:JszWA1HeT39IigheE9TFa0Z8DOjCdylNownzbQWa0ngx:61+TtIibY9Z8D8CclyUnwigx

    • Modifies WinLogon for persistence

    • UAC bypass

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

3
T1112

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks