Analysis
-
max time kernel
137s -
max time network
147s -
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 02:23
Static task
static1
Behavioral task
behavioral1
Sample
31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe
Resource
win10v2004-20241007-en
General
-
Target
31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe
-
Size
1.1MB
-
MD5
18b0596c7fc1fa919e0f7f9b2ab359a9
-
SHA1
8d0abbec28810b31b7d595af187e7ad0fe48b2c0
-
SHA256
31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2
-
SHA512
faf01847e74e70bb3be228b8c404ca9333ca339572a71c4c720948af5a9275fbb9f1b0b1f53006866a6afc8283e688128dedf4df71f6c3c126eb5a59bc12cdda
-
SSDEEP
24576:ffmMv6Ckr7Mny5QLyOiNRk37ui1L6myyUm5dDFMB:f3v+7/5QLgRUaA5yyr5dJMB
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot7498931539:AAE8KHb70FueL6YmOOF6rhS3Z3o-F1rx6_A/sendMessage?chat_id=1178171552
Signatures
-
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
-
Snake Keylogger payload 33 IoCs
resource yara_rule behavioral2/memory/1128-8-0x0000000003440000-0x000000000347A000-memory.dmp family_snakekeylogger behavioral2/memory/1128-12-0x0000000005AA0000-0x0000000005AD8000-memory.dmp family_snakekeylogger behavioral2/memory/1128-57-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-73-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-69-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-67-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-65-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-63-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-61-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-59-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-55-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-53-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-51-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-49-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-47-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-45-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-43-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-41-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-39-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-37-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-35-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-33-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-31-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-29-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-27-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-25-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-23-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-21-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-19-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-17-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-15-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-14-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger behavioral2/memory/1128-71-0x0000000005AA0000-0x0000000005AD3000-memory.dmp family_snakekeylogger -
Snakekeylogger family
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.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 15 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3304 set thread context of 1128 3304 31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe 89 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 1 IoCs
pid pid_target Process procid_target 3380 3304 WerFault.exe 83 -
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 31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1128 RegSvcs.exe 1128 RegSvcs.exe 1128 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3304 31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1128 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3304 31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe 3304 31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 3304 31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe 3304 31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3304 wrote to memory of 1128 3304 31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe 89 PID 3304 wrote to memory of 1128 3304 31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe 89 PID 3304 wrote to memory of 1128 3304 31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe 89 PID 3304 wrote to memory of 1128 3304 31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe 89 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe"C:\Users\Admin\AppData\Local\Temp\31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.exe"1⤵
- 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
PID:3304 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\31e7de8dd45b9c37d9835a6e0a1bd09442e5701c19dca26a6e75e4b73474e4b2.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:1128
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3304 -s 7522⤵
- Program crash
PID:3380
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3304 -ip 33041⤵PID:4460