General

  • Target

    DHL_Jan 2021 at 1.M_9B78290_PDF.exe

  • Size

    715KB

  • Sample

    210113-yv26fyhdfs

  • MD5

    22884fe2b584826518d07d2a0e63cdaa

  • SHA1

    2f37ac54c148847671b40ea7153835b7fb8215d4

  • SHA256

    5873eeecc609bbf368ed09b3a3d7374c3a3c5611deb407edf0758f1d9017d54d

  • SHA512

    d8afbb7b862505fe82aba93ebe25f78dcf3a8618eb5c142cedba11856423b2ab4a9a6496d6bf1e1c7dd67120a2070785c959496ccb98b7e2b50e1df46f8f5c0a

Malware Config

Targets

    • Target

      DHL_Jan 2021 at 1.M_9B78290_PDF.exe

    • Size

      715KB

    • MD5

      22884fe2b584826518d07d2a0e63cdaa

    • SHA1

      2f37ac54c148847671b40ea7153835b7fb8215d4

    • SHA256

      5873eeecc609bbf368ed09b3a3d7374c3a3c5611deb407edf0758f1d9017d54d

    • SHA512

      d8afbb7b862505fe82aba93ebe25f78dcf3a8618eb5c142cedba11856423b2ab4a9a6496d6bf1e1c7dd67120a2070785c959496ccb98b7e2b50e1df46f8f5c0a

    • MassLogger

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

    • MassLogger Main Payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Tasks