General

  • Target

    toba22bbc.exe

  • Size

    977KB

  • Sample

    230420-pmq6wsbg9s

  • MD5

    13348cb1966e434e5cb63b82e42291b7

  • SHA1

    0c8c616bbdf2b7996358142af6a6ba886fc2b2a9

  • SHA256

    edcf7182460deb84c07d79968ebb518cc9c8611148a4eb0e1e37b78ff175f275

  • SHA512

    0c9f23bd9e17dad82ae5a634ac92f252e522f76de693e82210449bcb08e6038880a8a4a028632cd74764d2778f141d0cfd39754ee06348007e1b90968654643b

  • SSDEEP

    24576:8FUrdbfahvepYoeyAmzhocZn+M+WGDBGkV:8Yb1bPhoCnD+WGIkV

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    premium251.web-hosting.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Y&aIvOB1dbH9##

Targets

    • Target

      toba22bbc.exe

    • Size

      977KB

    • MD5

      13348cb1966e434e5cb63b82e42291b7

    • SHA1

      0c8c616bbdf2b7996358142af6a6ba886fc2b2a9

    • SHA256

      edcf7182460deb84c07d79968ebb518cc9c8611148a4eb0e1e37b78ff175f275

    • SHA512

      0c9f23bd9e17dad82ae5a634ac92f252e522f76de693e82210449bcb08e6038880a8a4a028632cd74764d2778f141d0cfd39754ee06348007e1b90968654643b

    • SSDEEP

      24576:8FUrdbfahvepYoeyAmzhocZn+M+WGDBGkV:8Yb1bPhoCnD+WGIkV

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Tasks