General
- Target 03062026_0430_02062026_PO 4500643866.gz
- Size 799KB
- Sample260603-e41fsaht6s
- SHA256 c8a146083f671fdaeb569bb5760cf4139a451cf9684903527ce89db9eb8b8751
- MD5 f37b9bb30d2ad695f04a63a5d087807d
- SHA1 3e09efccbe686ffdfe5c53249f68813b4b761717
- SHA512 4754edba63b31a6bbe0dce52aea2b4d584b5bf1e88478b014b174e3b3bd965a94ad56a37d4ab4de7e4079aff9fc1fb9fa736fa47c6e92c755477842f0f4c5602
- SSDEEP 24576:EkDG204GHy4Cr2Xu+pWdmy849csIcInJhvnVDQ:9GRC6Xu+emyfMcKJhvnV0
- TLSH T1970523E4356300D238CBE5D9CA31B4A3A84A5C996B19B5CD523FD80B66CAD33C4694BF
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
PO 4500643866.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
PO 4500643866.exe
Resource
win11-20260513-en
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.dycorp.ph
-
Port
587
-
Username
-
Password
MAIL_jenny021825
Extracted
-
masslogger
-
exfiltration_mode
#SMTPEnabled
-
expire_time_date
2025-11-07
-
host_password
MAIL_jenny021825
-
host_port
587
- host_receiver
- host_sender
-
host_server
mail.dycorp.ph
-
ssl_slate
True
Targets
-
- Target PO 4500643866.exe
- Size 942KB
- SHA256 968ceb613b536b5d661bb7414989a594b699d23b66a954757eda04dbbb248de2
- MD5 19d821ab907ac6a658b7b6c71ebf03ce
- SHA1 c2ff306b4ace3fe2edd8c548b97974cc5b3faa0e
- SHA512 3213f7028b04d059585b5b37f7bbe268efda1eeb532aaaead3027958795f71648aa9e740eb8557b50593f9d58aceea7ae8b07089dacb29a045db853f70c77d86
- SSDEEP 24576:IGQ93d3P04DH44gN2MspsljkYBvVTJVdl2XynzhhJ:IGQ93drggMs2jkYhx7/DnF
- TLSH T13125DFC037B95709E9F96B349975DDB046BA3C29B431F69E1AD93B4F38796018C08B23
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Family: MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Accesses Microsoft Outlook profiles
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Adds Run key to start application
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2