masslogger

General

Target

644c9cf4829eb937cbecbeac43175b720a36c38d9cb3fbee3e22346f08fd8b33
Size

871KB
Sample

220521-pk26dafec6
MD5

3569faf4156c13edc66336020b402366
SHA1

5ee79913dbb5d4f655a060fb909f364a543ea63c
SHA256

644c9cf4829eb937cbecbeac43175b720a36c38d9cb3fbee3e22346f08fd8b33
SHA512

23fddb0659674afd2b4c318a07f475d2db3f68e3da03acdf39b3ce94b3103ac61e2e1b4a73c0e8eea795069f3b59b7b1391e5d941b05dd7eb80bbd0d2809ede5

Score

10^/10

Malware Config

Extracted

Path

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

Family

masslogger

Ransom Note

################################################################# MassLogger v1.3.7.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.50 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 3:08:57 PM MassLogger Started: 5/21/2022 3:08:39 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Tech7 A S Profile.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\F95B724EDE\Log.txt

Family

masslogger

Ransom Note

################################################################# MassLogger v1.3.7.0 ################################################################# ### 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 3:09:13 PM MassLogger Started: 5/21/2022 3:09:04 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Tech7 A S Profile.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Targets

- Target
  
  Tech7 A S Profile.exe
- Size
  
  980KB
- MD5
  
  75de41ae05708e3574b8e734996eb88f
- SHA1
  
  5a545c6edf90ccedea8387d8f5040f97b9e68bbe
- SHA256
  
  083c70afde1be48426ebcf28eacfa0cd47f96130790b79f5a367ae6b00eab142
- SHA512
  
  f9c7bb8712cc3b9cffaa56b10091b28d05af3a59a344a29f6132c280626fadff738a14a9bcf325865ac480a60baa6d5e54575c58c8427c78ad3c841178d4235a
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