General

  • Target

    purchase order.exe

  • Size

    790KB

  • Sample

    200713-cc8bxfapps

  • MD5

    3c55253fc699ca4f3aa7b5f39796e82c

  • SHA1

    85be2e70b90bbefdb191cd5440c9519772755402

  • SHA256

    420541ff7ab7f97d2110f9c2f2488087c0d2f9e577fa5e55c73eebf4f5416bbc

  • SHA512

    bedb39cfab073dfce9e12488818d20381e48ec33cbfe30c53f5e1679b439b261c65cbf448f1a6d616c74f337f0dbcfd70194b141abc2399eed703210e0b1e297

Malware Config

Targets

    • Target

      purchase order.exe

    • Size

      790KB

    • MD5

      3c55253fc699ca4f3aa7b5f39796e82c

    • SHA1

      85be2e70b90bbefdb191cd5440c9519772755402

    • SHA256

      420541ff7ab7f97d2110f9c2f2488087c0d2f9e577fa5e55c73eebf4f5416bbc

    • SHA512

      bedb39cfab073dfce9e12488818d20381e48ec33cbfe30c53f5e1679b439b261c65cbf448f1a6d616c74f337f0dbcfd70194b141abc2399eed703210e0b1e297

    • MassLogger

      Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

    • MassLogger log file

      Detects a log file produced by MassLogger.

    • Reads user/profile data of web browsers

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

    • 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

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

Tasks