General
Target

53c05a4b75e539caed8efe3f60af055da27c014c2f8ba6f9a05981fc2e073e59

Size

1MB

Sample

220521-pljenaagar

Score
10/10
MD5

2b372a7077f8705f843f343dea500b85

SHA1

8ec3551d5bce779e1425f0b6f6bcb0195043eace

SHA256

53c05a4b75e539caed8efe3f60af055da27c014c2f8ba6f9a05981fc2e073e59

SHA512

e24c15ca26303bb98ec5e9206345b829f598a343bad27e44bf3247387907272d1091d129bb16af0b3d668c08215b057f326db49fafa788108942b0c0100dc489

Malware Config

Extracted

Path

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

Family

masslogger

Ransom Note
################################################################# MassLogger v1.3.2.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.51 Location: United States OS: Microsoft Windows 7 Ultimate 64bit CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 12:35:02 PM MassLogger Started: 5/21/2022 12:34:51 PM Interval: 6 hour MassLogger Process: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe As Administrator: True

Extracted

Credentials

Protocol: ftp

Host: ftp.sisbg.net

Port: 21

Username: ntums@sisbg.net

Password: alibaba.com

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\781F780B4E\Log.txt

Family

masslogger

Ransom Note
################################################################# MassLogger v1.3.2.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.51 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 12:34:47 PM MassLogger Started: 5/21/2022 12:34:43 PM Interval: 6 hour MassLogger Process: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe As Administrator: True
Targets
Target

PAGO_ADJ.EXE

MD5

b69ef4759dddf4f965bf84d654a555ff

Filesize

1MB

Score
10/10
SHA1

f894b62e29c20cdd562f02001c5ce30ca5609bb9

SHA256

7ecde113e9bcf315e61368cce51deda2e51321684d9d8e943a31ab1d457988f7

SHA512

529766ef4faa26b9c5e8a2bffd390c64d038724a7492caf5790550062c195ba5d6f2c2d97ad0e6fc5e2a03bf4fc3af6b41c0c4a3a7db9b0fa2e33884f38827cb

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.

  • 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

  • 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
Collection
Command and Control
    Credential Access
      Defense Evasion
        Discovery
          Execution
            Exfiltration
              Impact
                Initial Access
                  Lateral Movement
                    Persistence
                      Privilege Escalation
                        Tasks

                        static1

                        Score
                        10/10