masslogger

General

Target
shipping documents.exe
Size 1.3MB
Sample200707-kclmeexd7x
SHA256 6d430704bd3c6594f4732ec7e0f4bc0b899e93ac4d82d7f32da912dc6bdb9c35
MD5 78c8c791d10aa23e7ba57360a846323b
SHA1 4bd459cdd35e5e649dc334271d85cfd6e6fbcdca
SHA512 6f9f0afdaec442f1576e7d8164ace263c5689c34866be78f467071521edece473b81ad1817a0cd829accedbb15a13b76beaddffb24e745bb75b15ed593e73ed5
MD5 SHA1 SHA512

Score

10^/10

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\C8A579F880\Log.txt

masslogger

Ransom Note

################################################################# MassLogger v1.3.4.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.13 Location: United States OS: Microsoft Windows 7 Professional 64bit CPU: Persocon Processor 2.5+ GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 7/7/2020 10:25:22 AM MassLogger Started: 7/7/2020 10:25:14 AM Interval: 96 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\shipping documents.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\480F96756F\Log.txt

masslogger

Ransom Note

################################################################# MassLogger v1.3.4.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.51 Location: United States OS: Microsoft Windows 10 Pro64bit CPU: Persocon Processor 2.5+ GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 7/7/2020 8:25:30 AM MassLogger Started: 7/7/2020 8:25:27 AM Interval: 96 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\shipping documents.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Targets

- Target
  shipping documents.exe
- Size 1.3MB
- SHA256 6d430704bd3c6594f4732ec7e0f4bc0b899e93ac4d82d7f32da912dc6bdb9c35
- MD5 78c8c791d10aa23e7ba57360a846323b
- SHA1 4bd459cdd35e5e649dc334271d85cfd6e6fbcdca
- SHA512 6f9f0afdaec442f1576e7d8164ace263c5689c34866be78f467071521edece473b81ad1817a0cd829accedbb15a13b76beaddffb24e745bb75b15ed593e73ed5
- MD5 SHA1 SHA512
Score

10^/10

ransomware stealer spyware masslogger
- MassLogger
  Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
  stealer spyware masslogger
- MassLogger log file
  Detects a log file produced by MassLogger.
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware
- 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
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Tasks

Sharing

General

Malware Config

Extracted

Extracted

Targets

MassLogger log file

UPX packed file

Reads user/profile data of web browsers

Looks up external IP address via web service

Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks

static1

behavioral1

behavioral2