General
Target

83d00e235085eda89e4358f3700260657391df716ad8f77c0bcf37f5a7b81d96

Size

980KB

Sample

220521-pjenpaafaq

Score
10/10
MD5

fa4e6fad6886ffa5059b6314c5ee4d85

SHA1

c3d6e0748c07c28537be7b2702a6423adcfe669e

SHA256

83d00e235085eda89e4358f3700260657391df716ad8f77c0bcf37f5a7b81d96

SHA512

1ccefadc2ec2d6fd6dd6f883756ed20dd9c080d9235f82a1f4efd0f1be5479a8f689a1a978829ec66987843f5f42099447afe4fa821a5d1ac506597c43e47137

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\79FE0CC911\Log.txt

Family

masslogger

Ransom Note
<|| v2.4.0.0 ||> User Name: Admin IP: 154.61.71.51 Location: United States Windows OS: Microsoft Windows 7 Ultimate 64bit Windows Serial Key: D4F6K-QK3RD-TMVMJ-BBMRX-3MBMV CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 12:32:48 PM MassLogger Started: 5/21/2022 12:32:41 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Bank Account.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| Downloader ||> Disabled <|| Window Searcher ||> Disabled <|| Bot Killer ||> Disabled <|| Search And Upload ||> Disabled <|| Telegram Desktop ||> Not Installed <|| Pidgin ||> Not Installed <|| FileZilla ||> Not Installed <|| Discord Tokken ||> Not Installed <|| NordVPN ||> Not Installed <|| Outlook ||> Not Installed <|| FoxMail ||> Not Installed <|| Thunderbird ||> Not Installed <|| FireFox ||> Not Found <|| QQ Browser ||> Not Installed <|| Chromium Recovery ||> Not Installed or Not Found <|| Keylogger And Clipboard ||> NA
Targets
Target

Bank Account.exe

MD5

6776c53886645d953e106936ec046da1

Filesize

1MB

Score
10/10
SHA1

c2a70eb23ef2e029f400f680a6676a2a638c8e27

SHA256

49624f5c771ea1f722d434fe9ddb5985529f67ebb0398ed54f5565ba5e470251

SHA512

92eb24e52087c8a2802b25d39840faa02134ac96de85cb910eb1bc25d0ade3007bf6ce11d1f642e8073d7ba042c971d3f9445e6d9018e1bec9a86642ef82f328

Tags

Signatures

  • MassLogger

    Description

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

    Tags

  • 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

                    Score
                    N/A

                    behavioral2

                    Score
                    5/10