Analysis
- max time kernel
118s - max time network
120s - platform
windows7_x64 - resource
win7-20240903-en - resource tags
- submitted
18/10/2024, 02:50
General
- Target cf2afee6c1871706deb922c7105c9e5bf6a2bbaca312b1b4ec4951dcfa033ea7.exe
- Size 876KB
- Sample241018-dbj3nasflf
- SHA256 cf2afee6c1871706deb922c7105c9e5bf6a2bbaca312b1b4ec4951dcfa033ea7
Malware Config
Extracted
-
vipkeylogger
-
Protocol
smtp
-
Host
hosting1.ro.hostsailor.com
-
Port
587
-
Username
-
Password
7213575aceACE@@
-
Email to
Signatures
- Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
- VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- Loads dropped DLL 2 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.
- Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Drops file in Program Files directory 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\cf2afee6c1871706deb922c7105c9e5bf6a2bbaca312b1b4ec4951dcfa033ea7.exe"C:\Users\Admin\AppData\Local\Temp\cf2afee6c1871706deb922c7105c9e5bf6a2bbaca312b1b4ec4951dcfa033ea7.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\cf2afee6c1871706deb922c7105c9e5bf6a2bbaca312b1b4ec4951dcfa033ea7.exe"C:\Users\Admin\AppData\Local\Temp\cf2afee6c1871706deb922c7105c9e5bf6a2bbaca312b1b4ec4951dcfa033ea7.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
nsdD933.tmp
nsdD933.tmp
nsdD933.tmp
nsdD933.tmp
nsdD933.tmp
nsdD933.tmp
nsdD933.tmp
nsdD933.tmp
nsdD933.tmp
nsdD933.tmp
nsjD8B4.tmp
nsjD8B4.tmp
nsjD904.tmp
nsyD963.tmp
nsyD963.tmp
System.dll
memory/2308-568-0x00000000037A0000-0x00000000053EA000-memory.dmp
memory/2308-569-0x0000000077411000-0x0000000077512000-memory.dmp
memory/2308-570-0x0000000077410000-0x00000000775B9000-memory.dmp
memory/2308-571-0x00000000037A0000-0x00000000053EA000-memory.dmp
memory/2308-573-0x00000000037A0000-0x00000000053EA000-memory.dmp
memory/2992-572-0x0000000077410000-0x00000000775B9000-memory.dmp
memory/2992-574-0x0000000000490000-0x00000000014F2000-memory.dmp
memory/2992-576-0x0000000000490000-0x00000000004D8000-memory.dmp