masslogger

General

Target

85216c53e9590919930a55a1040fd4a67f4ff5440f12022c736baab95284a3bb
Size

809KB
Sample

220521-c3zrraaafk
MD5

079530e797c64050305227ec11d2058b
SHA1

c0132a25187dc00c5c5f89b6ef4135f1cd0a3501
SHA256

85216c53e9590919930a55a1040fd4a67f4ff5440f12022c736baab95284a3bb
SHA512

0012999a7e123ffc45c848bbf76b8891c7bf267c8efd4b41e2d3d29fd07963dfb9aead7534271fa624971e89685beb3353b1b82ccfeb33195c3a10e605cbfd24

Score

10^/10

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\AEF946DCB4\Log.txt

Family

masslogger

Ransom Note

################################################################# MassLogger v1.3.4.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.50 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 5:58:11 AM MassLogger Started: 5/21/2022 5:57:56 AM Interval: 1 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\INVOICE09809000.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\0F48153F20\Log.txt

Family

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: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 3:57:38 AM MassLogger Started: 5/21/2022 3:57:35 AM Interval: 1 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\INVOICE09809000.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Targets

- Target
  
  INVOICE09809000.exe
- Size
  
  919KB
- MD5
  
  f580ef1e3aea53f11f733293d5dea0c8
- SHA1
  
  31210d185fe5da5d221fe6e77ea8057a9b3d91f1
- SHA256
  
  d1befdea5b845b2f44b7b2202bdf3d9e09a26fda3287581db28af324c865cdec
- SHA512
  
  cc4d96d43498dbfe915fe67d9cb25308a4a08e8d3360b7649dfc800d146111597c3f852fe1d3e29b605b4e4082759d8a83ef7231e686a01e49f59b6569605150
Score

10^/10

masslogger coreentity ransomware rezer0 spyware stealer collection
- CoreEntity .NET Packer
  A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.
  coreentity
- 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.
- ReZer0 packer
  Detects ReZer0, a packer with multiple versions used in various campaigns.
  rezer0
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses Microsoft Outlook profiles
  collection
- 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