Analysis
- max time kernel
144s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
24/10/2024, 01:07
General
- Target 1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe
- Size 1.2MB
- Sample241024-bg4cdaxdnf
- SHA256 1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.vvtrade.vn
-
Port
587
-
Username
-
Password
qVyP6qyv6MQCmZJBRs4t
Extracted
-
vipkeylogger
-
Protocol
smtp
-
Host
mail.vvtrade.vn
-
Port
587
-
Username
-
Password
qVyP6qyv6MQCmZJBRs4t
-
Email to
-
https://api.telegram.org/bot7323823089:AAFBRsTW94zIpSoDS8yfGsotlQLqF2I6TU0/sendMessage?chat_id=5013849544
Signatures
- VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- Drops startup file 1 IoCs
- Executes dropped EXE 1 IoCs
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
- Suspicious use of SetThreadContext 1 IoCs
- Browser Information Discovery 1 TTPs
Enumerate browser information.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 4 IoCs
- Suspicious use of SendNotifyMessage 4 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe"C:\Users\Admin\AppData\Local\Temp\1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Vevina\quinquennia.exe"C:\Users\Admin\AppData\Local\Temp\1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\1ecf2326311e2c2e98ec0548958da41dafcc961c9ec07088c0c646445f51a30a.exe"3⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
quinquennia.exe
memory/376-2-0x0000000004170000-0x0000000004370000-memory.dmp
memory/464-10-0x0000000004070000-0x0000000004470000-memory.dmp
memory/4464-16-0x00000000748B0000-0x0000000075060000-memory.dmp
memory/4464-13-0x00000000748BE000-0x00000000748BF000-memory.dmp
memory/4464-14-0x0000000005760000-0x0000000005D04000-memory.dmp
memory/4464-15-0x00000000050C0000-0x000000000515C000-memory.dmp
memory/4464-12-0x0000000000400000-0x0000000000448000-memory.dmp
memory/4464-17-0x00000000748BE000-0x00000000748BF000-memory.dmp
memory/4464-18-0x00000000065A0000-0x0000000006762000-memory.dmp
memory/4464-19-0x0000000006420000-0x0000000006470000-memory.dmp
memory/4464-20-0x00000000748B0000-0x0000000075060000-memory.dmp
memory/4464-21-0x0000000006CA0000-0x00000000071CC000-memory.dmp
memory/4464-22-0x0000000006770000-0x0000000006802000-memory.dmp
memory/4464-23-0x0000000006570000-0x000000000657A000-memory.dmp