General
Target

2a1433e205534494d75ae6b053fd6bbdbf46fa96513066ad1d871cf6ff2c65dc

Size

638KB

Sample

220521-pm9cgaaghr

Score
10/10
MD5

39f95c0bbec45cfba3942397b1088e4a

SHA1

81a32ea57aeb0343cf031276c136c15d08f834e7

SHA256

2a1433e205534494d75ae6b053fd6bbdbf46fa96513066ad1d871cf6ff2c65dc

SHA512

67ba7fa18ccc0c2097702268284309a4b22ef3c320a5767a83b88c539e12cb7ee28cb4cfbcb6d21cef56dea64162f877ea763e68600da4c3d7365ac488da9bc6

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 12:37:39 PM MassLogger Started: 5/21/2022 12:37:33 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Augustus Inkooporder .pdf______________________________________________________________________________.exe MassLogger Melt: false MassLogger Exit after delivery: true As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| Window Searcher ||> Disabled <|| Bot Killer ||> Disabled <|| Downloader ||> 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 ||> Disabled
Targets
Target

Augustus Inkooporder .pdf______________________________________________________________________________.exe

MD5

48add9a8b2803bf24c560f44f5a1a5fa

Filesize

1MB

Score
10/10
SHA1

647c195a8d861d696d1b1d3515b4b69138304ed3

SHA256

d4557d36508f2a62bbb7e58cc6b8a5d1f9588810485b04adf4cc100ee925687a

SHA512

ba6c9e253a3873df9119459a82cab1d90f4305a0c28a1e5e5d3facd501be497230faf23fb1a0167b1a5b27c322db3d987dd40cd2c1268c789e6177bf5f17e251

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
  • Loads dropped DLL

  • Obfuscated with Agile.Net obfuscator

    Description

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    Tags

  • 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
                    7/10