masslogger

General

Target

10a4ba420a16ca28bd4a7b50d7f947d4705bba87031009a45e8ace94e7dee855
Size

2.5MB
Sample

220521-d1t9xsbfel
MD5

954c3dea8ffba872ef001fe68ed6e35c
SHA1

438fc376d6b3d2ce608e3a6a6fda8ecdc5f3f242
SHA256

10a4ba420a16ca28bd4a7b50d7f947d4705bba87031009a45e8ace94e7dee855
SHA512

7d18c40c064f65b34db88be132c3fca165d96042c4e4cae39c63b76a3d766de2a6562b99b50fe9e4d49f835dfe532bb510625bd943e3621d8a6f8e7d6605ccfd

Score

10^/10

Malware Config

Extracted

Path

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

Family

masslogger

Ransom Note

################################################################# MassLogger v1.3.6.0 ################################################################# ### 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 7:10:09 AM MassLogger Started: 5/21/2022 7:09:56 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\RK__PO_2.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 v1.3.6.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.51 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 5:09:57 AM MassLogger Started: 5/21/2022 5:09:54 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\RK__PO_2.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
cruizjames@yandex.ru
Password:
cruizjamesvhjkl@

Extracted

Path

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

Family

masslogger

Ransom Note

################################################################# MassLogger v1.3.6.0 ################################################################# ### 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 7:10:07 AM MassLogger Started: 5/21/2022 7:10:00 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\RK__PO_N.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Targets

- Target
  
  RK__PO_2.EXE
- Size
  
  982KB
- MD5
  
  a5796bf649f72fdcae32b0a0241de4fb
- SHA1
  
  f302b9c34ed15e69f1fbe938fc7b0c817a2c963f
- SHA256
  
  5e2a294936d4b10a484ef84819a6279566e1f3028fd684b653998054f7f42181
- SHA512
  
  96f30fc24421f53160080936ef73741df0b5b604d1a158e3bcbb2bb747b1bb827a46fa6b71276b1645c2b9b6bcc28f9e0f250d4d698a04321c70257f9b9ac92b
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
- Target
  
  RK__PO_N.EXE
- Size
  
  981KB
- MD5
  
  96de546b32289587f7db830e1e385a26
- SHA1
  
  60f2925dc7ebdb8aa4c844edcaa3b0b5c6b4954b
- SHA256
  
  00068dc51db13086db2a9fc776a55a946c699f1a225ee6595ae6b91ea469356c
- SHA512
  
  f26fe0d399a4b428a80a828c29e63145c7eb406200829fa473ae40e77c055f45071d4cacb02c8a59c87969ecb0dc3f7a7e97387bc0ecf34d080ede36b18951fd
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
behavioral3 behavioral4