masslogger

General

Target

8847ac1680030bbf54afbda6f552c4bdef8b66a510c0de95d845364270edf46a
Size

787KB
Sample

220521-pjc5vsfdd5
MD5

710688e1ed08764506c51bfc2550dd40
SHA1

4715ae0de8b1b2209983180eb4b90600b7db531c
SHA256

8847ac1680030bbf54afbda6f552c4bdef8b66a510c0de95d845364270edf46a
SHA512

06a936ce87bb9a2ec2883b803a5fca5fd7a5be44d586be63a4ce18f1a82f9a0dfa3a6e0a8d0df83c064e0b412227efc8d89e96c41ab97a8a1d1d1a930f364a55

Score

10^/10

Malware Config

Extracted

Path

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

Family

masslogger

Ransom Note

################################################################# MassLogger v1.3.7.1 ################################################################# ### Logger Details ### 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 1:09:06 PM MassLogger Started: 5/21/2022 1:08:55 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\4-5114-HT.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\8236ADF044\Log.txt

Family

masslogger

Ransom Note

################################################################# MassLogger v1.3.7.1 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.50 Location: United States Windows OS: Microsoft Windows 10 Pro64bit Windows Serial Key: W269N-WFGWX-YVC9B-4J6C9-T83GX CPU: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 3:08:02 PM MassLogger Started: 5/21/2022 3:07:59 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\4-5114-HT.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Targets

- Target
  
  4-5114-HT.exe
- Size
  
  818KB
- MD5
  
  c8afbe0ba63c3dcde9c7c05b2e344951
- SHA1
  
  398ab5dd98b0720d4dd858a6da836e022a9d7849
- SHA256
  
  81ae80d0dc7e949cd78a6b555c1b08ebd8ec89ecf9847f3d1c0d9790b11be355
- SHA512
  
  6e5ca7f4c06a09d5e784a5d153236c93a663b6046366d1e81b32eab75c1ed886116a8548a6e11f1e5c09b517f89f93312e9cb0ff1d6688c60d9b6b1c5d1fd9cc
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.
- 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