Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
24-10-2024 15:01
Static task
static1
Behavioral task
behavioral1
Sample
SIPARIS-290124.PDF.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
SIPARIS-290124.PDF.exe
Resource
win10v2004-20241007-en
General
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Target
SIPARIS-290124.PDF.exe
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Size
1.1MB
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MD5
d4210ccbd1645f4b055035b206594685
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SHA1
6e4b56c0b706d4521145fc729c211212523ddcea
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SHA256
5f5a3703983e3f2a5831a406e4f7a5d04b7564124aa13209482af4d628745634
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SHA512
86009b9f0a2c59bc1b093f83b9a77e149dd6509d1df5eb5cb9c8b312e558c787995afbbdcb5b2b3642ff5314ea919293727bb54eea2e61e481445ce12fefc204
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SSDEEP
24576:kfmMv6Ckr7Mny5QNdyh31VtTsEBD74232KGV7Z:k3v+7/5QNdybng232KY
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot7754092182:AAFhYG1ixwJ3gbkMI8P9ofyeJ8nQ3W5NoAU/sendMessage?chat_id=6008123474
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 33 IoCs
resource yara_rule behavioral2/memory/1980-8-0x00000000054F0000-0x000000000552A000-memory.dmp family_snakekeylogger behavioral2/memory/1980-12-0x00000000055B0000-0x00000000055E8000-memory.dmp family_snakekeylogger behavioral2/memory/1980-17-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-41-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-71-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-69-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-68-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-66-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-63-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-61-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-59-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-57-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-55-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-53-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-51-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-47-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-45-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-43-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-39-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-37-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-35-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-33-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-31-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-29-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-27-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-25-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-23-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-73-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-21-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-49-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-19-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-15-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger behavioral2/memory/1980-14-0x00000000055B0000-0x00000000055E3000-memory.dmp family_snakekeylogger -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\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 20 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4292 set thread context of 1980 4292 SIPARIS-290124.PDF.exe 86 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 SIPARIS-290124.PDF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1980 RegSvcs.exe 1980 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4292 SIPARIS-290124.PDF.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1980 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4292 SIPARIS-290124.PDF.exe 4292 SIPARIS-290124.PDF.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 4292 SIPARIS-290124.PDF.exe 4292 SIPARIS-290124.PDF.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4292 wrote to memory of 1980 4292 SIPARIS-290124.PDF.exe 86 PID 4292 wrote to memory of 1980 4292 SIPARIS-290124.PDF.exe 86 PID 4292 wrote to memory of 1980 4292 SIPARIS-290124.PDF.exe 86 PID 4292 wrote to memory of 1980 4292 SIPARIS-290124.PDF.exe 86 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SIPARIS-290124.PDF.exe"C:\Users\Admin\AppData\Local\Temp\SIPARIS-290124.PDF.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:4292 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\SIPARIS-290124.PDF.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:1980
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