masslogger

General

Target

4ee17266201356e5ce8814e47808256ba1b5fc735f0b813241cf2ad49a1bf229
Size

1.6MB
Sample

220521-djh6bsfgd7
MD5

8469e56c418e3f3472ef931ba0b988bb
SHA1

a41aa1ad2c1bf2819cee1d7808d78d89baa36362
SHA256

4ee17266201356e5ce8814e47808256ba1b5fc735f0b813241cf2ad49a1bf229
SHA512

2cda21f736f141e7517f769c7385b3a123c405a1b5944d73cd6c0eea9db85607c8a819e91effd4ce39b08e2155c9e6947dd4d2c538044efb11dc7b6e5fb70340

Score

10^/10

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\8506BBE7FF\Log.txt

Family

masslogger

Ransom Note

################################################################# MassLogger v1.3.5.0 ################################################################# ### Logger Details ### User Name: Admin IP: 127.0.0.1 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 6:31:29 AM MassLogger Started: 5/21/2022 6:31:00 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\PO__2001.exe MassLogger Melt: true 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 v1.3.5.0 ################################################################# ### 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 4:31:41 AM MassLogger Started: 5/21/2022 4:31:38 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\PO__2001.exe MassLogger Melt: true MassLogger Exit after delivery: false As Administrator: True Processes:

Targets

- Target
  
  PO__2001.EXE
- Size
  
  1.1MB
- MD5
  
  7a849ed6586951b2f1ceccdd8df1c651
- SHA1
  
  47f7a8da680561b6cef0cec8813848b11a9679ad
- SHA256
  
  b3a68a5f2b68c4d0bb8d440144a968a680c954976bfeec54ae8074f616c0aded
- SHA512
  
  6046bdfd11f63e67f90d1468a4ab1b3a61c52887ac6f60d1468f66505b2865fd68c851fc2e5ed184f636968c09dc9f14568b7269dd8dcb70d133c8a0c0ca3cee
Score

10^/10

masslogger collection ransomware rezer0 spyware stealer
- MassLogger
  Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
  stealer spyware masslogger
- MassLogger Main Payload
- 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.
- Deletes itself
- 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