Analysis
-
max time kernel
132s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
06-11-2024 09:52
Static task
static1
Behavioral task
behavioral1
Sample
2.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2.exe
Resource
win10v2004-20241007-en
General
-
Target
2.exe
-
Size
413KB
-
MD5
d5c543bf77e87e9bd24b882560519b9c
-
SHA1
ca41c520aaf58651c8bf721d95882a98b54461d0
-
SHA256
b0b57f31507dda8dd80282cb47f6b1e55bc6b2d03c6e76211a785e3b236cf418
-
SHA512
f046fa47ec70c79cc5d8c05005e9a4b0d4efb7644488d12eced608855e0e33a7dafaaafb18d46f7eb9d9a710d3ad6ab5f128d927d72b8aa5ca66f7e45187c6b5
-
SSDEEP
6144:WOxvzSk6LQTHLmKrw3X35vIl9V+F9EYfpH/w80iVjt38:W4vzSkN798Fh9Eq/uiVts
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot7841833657:AAGVVizVtYLLmld_XUq5I5pzO8LrqHvIhHs/sendMessage?chat_id=6008123474
Signatures
-
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
-
Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/2472-1094-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Snakekeylogger family
-
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 2328 created 3420 2328 2.exe 56 -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\VolumeLabel.vbs 2.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.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.
flow ioc 25 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2328 set thread context of 2472 2328 2.exe 90 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2328 2.exe 2472 InstallUtil.exe 2472 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2328 2.exe Token: SeDebugPrivilege 2328 2.exe Token: SeDebugPrivilege 2472 InstallUtil.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2328 wrote to memory of 2472 2328 2.exe 90 PID 2328 wrote to memory of 2472 2328 2.exe 90 PID 2328 wrote to memory of 2472 2328 2.exe 90 PID 2328 wrote to memory of 2472 2328 2.exe 90 PID 2328 wrote to memory of 2472 2328 2.exe 90 PID 2328 wrote to memory of 2472 2328 2.exe 90 PID 2328 wrote to memory of 2472 2328 2.exe 90 PID 2328 wrote to memory of 2472 2328 2.exe 90 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe
Processes
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3420
-
C:\Users\Admin\AppData\Local\Temp\2.exe"C:\Users\Admin\AppData\Local\Temp\2.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2328
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2472
-