Analysis
-
max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
12-11-2024 06:35
Static task
static1
Behavioral task
behavioral1
Sample
Snurrevoddenes.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Snurrevoddenes.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
-
Target
Snurrevoddenes.exe
-
Size
814KB
-
MD5
4d05eac9c30331683fe59038aba0d873
-
SHA1
683812ee2e76037ac4cf1ad0858778fcea44bad6
-
SHA256
be0b05580938cea205cb3e035bf9f814327b30a59ea80bae55255530519d1fcd
-
SHA512
eb9f3cd33ee8fd311da446041450a62be3cdcae02c34fd01c2610355fa87795c77e2d0b8fc3208cbf699838f30a1160c6b1f81b20dd68c4fe2a2809ee5bae0a8
-
SSDEEP
24576:jvYV0HT73uFB1vuQoj5RvdulhTzGB/bNlVC7t:cOzaYQmZ5FNlVg
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot8177184706:AAEJ0_bPTtjIc-PnjNdYNmARZ2fvBD17ZJI/sendMessage?chat_id=6198188190
Signatures
-
VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
-
Vipkeylogger family
-
Loads dropped DLL 1 IoCs
Processes:
Snurrevoddenes.exepid Process 2856 Snurrevoddenes.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
Snurrevoddenes.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Stavemaaden = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Milkhouse180\\Lgehjlp.exe" Snurrevoddenes.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 6 checkip.dyndns.org -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
Processes:
Snurrevoddenes.exepid Process 2808 Snurrevoddenes.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
Snurrevoddenes.exeSnurrevoddenes.exepid Process 2856 Snurrevoddenes.exe 2808 Snurrevoddenes.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Snurrevoddenes.exedescription pid Process procid_target PID 2856 set thread context of 2808 2856 Snurrevoddenes.exe 31 -
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.
Processes:
Snurrevoddenes.exeSnurrevoddenes.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Snurrevoddenes.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Snurrevoddenes.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
Snurrevoddenes.exepid Process 2808 Snurrevoddenes.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
Snurrevoddenes.exepid Process 2856 Snurrevoddenes.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Snurrevoddenes.exedescription pid Process Token: SeDebugPrivilege 2808 Snurrevoddenes.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
Snurrevoddenes.exedescription pid Process procid_target PID 2856 wrote to memory of 2808 2856 Snurrevoddenes.exe 31 PID 2856 wrote to memory of 2808 2856 Snurrevoddenes.exe 31 PID 2856 wrote to memory of 2808 2856 Snurrevoddenes.exe 31 PID 2856 wrote to memory of 2808 2856 Snurrevoddenes.exe 31 PID 2856 wrote to memory of 2808 2856 Snurrevoddenes.exe 31 PID 2856 wrote to memory of 2808 2856 Snurrevoddenes.exe 31
Processes
-
C:\Users\Admin\AppData\Local\Temp\Snurrevoddenes.exe"C:\Users\Admin\AppData\Local\Temp\Snurrevoddenes.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2856 -
C:\Users\Admin\AppData\Local\Temp\Snurrevoddenes.exe"C:\Users\Admin\AppData\Local\Temp\Snurrevoddenes.exe"2⤵
- Adds Run key to start application
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2808
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
11KB
MD5fc90dfb694d0e17b013d6f818bce41b0
SHA13243969886d640af3bfa442728b9f0dff9d5f5b0
SHA2567fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528
SHA512324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6