71125e371affeea3c44aaf8aabb2b06e8e5f9af1b7fcd60686444b9d64b3b774

General
Target

71125e371affeea3c44aaf8aabb2b06e8e5f9af1b7fcd60686444b9d64b3b774

Size

880KB

Sample

220521-pwh7msgag4

Score
10 /10
MD5

085f61247a34c408c5a21c43a7062c98

SHA1

417dd230a965865c4b28723519b632e3ba72949d

SHA256

71125e371affeea3c44aaf8aabb2b06e8e5f9af1b7fcd60686444b9d64b3b774

SHA512

c8816d914a59b7c14ad52ae6ef6903e26145828b2d4db03f89feea142bcc85224e48d86a54c83e229cf9a8993f4c1225efa1d688783a480f2471eaaa326e421e

Malware Config

Extracted

Path C:\Users\Admin\AppData\Local\Temp\19E979543A\Log.txt
Family masslogger
Ransom Note
################################################################# MassLogger v1.3.5.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.13 Location: United States OS: Microsoft Windows 10 Pro64bit CPU: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 3:16:29 PM MassLogger Started: 5/21/2022 3:16:25 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Scan_DSV_03072020_038465318631_PDF.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Extracted

Credentials

Protocol: smtp

Host: smtp.yandex.ru

Port: 587

Username: miraclegomez@yandex.ru

Password: whayasaynewnew

Targets
Target

Scan_DSV_03072020_038465318631_PDF.exe

MD5

7e3ce66bf8cca74b5a5339d9f2b8aeeb

Filesize

820KB

Score
10/10
SHA1

5a57f3abe3e6105207ece6f3fd1e830e2c341868

SHA256

c4349d30167ec1dfd9c70454c3f91a5ac21d52d433c093391462bc3f995e7781

SHA512

5f4bca15864f1d1830e86bd0af9659921ca00178aacc19c9f7dd344a16b5bc77bd067c6c8e3fb3fb4615592ea52de6b981054af24729fe76f79e7db5c4ac23c8

Tags

Signatures

  • MassLogger

    Description

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

    Tags

  • MassLogger Main Payload

  • MassLogger log file

    Description

    Detects a log file produced by MassLogger.

  • Checks computer location settings

    Description

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

    TTPs

    Query RegistrySystem Information Discovery
  • Reads user/profile data of web browsers

    Description

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

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Accesses Microsoft Outlook profiles

    Tags

    TTPs

    Email Collection
  • Looks up external IP address via web service

    Description

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

  • Suspicious use of SetThreadContext

Related Tasks

MITRE ATT&CK Matrix
Command and Control
    Credential Access
    Defense Evasion
      Execution
        Exfiltration
          Impact
            Initial Access
              Lateral Movement
                Persistence
                  Privilege Escalation
                    Tasks

                    static1

                    behavioral1

                    1/10