Analysis
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max time kernel
150s -
max time network
151s -
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 09:55
Static task
static1
Behavioral task
behavioral1
Sample
SIPARIS-290124.PDF.exe
Resource
win7-20241010-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/2120-8-0x0000000005240000-0x000000000527A000-memory.dmp family_snakekeylogger behavioral2/memory/2120-12-0x00000000052D0000-0x0000000005308000-memory.dmp family_snakekeylogger behavioral2/memory/2120-64-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-72-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-70-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-68-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-66-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-62-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-60-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-58-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-56-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-54-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-52-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-50-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-48-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-46-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-44-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-42-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-40-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-36-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-34-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-32-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-30-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-28-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-26-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-24-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-22-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-20-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-18-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-16-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-14-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-13-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger behavioral2/memory/2120-38-0x00000000052D0000-0x0000000005303000-memory.dmp family_snakekeylogger -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\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 3 checkip.dyndns.org -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/1772-2-0x00000000043F0000-0x00000000047F0000-memory.dmp autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1772 set thread context of 2120 1772 SIPARIS-290124.PDF.exe 87 -
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 RegSvcs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SIPARIS-290124.PDF.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2120 RegSvcs.exe 2120 RegSvcs.exe 2120 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1772 SIPARIS-290124.PDF.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2120 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1772 SIPARIS-290124.PDF.exe 1772 SIPARIS-290124.PDF.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1772 SIPARIS-290124.PDF.exe 1772 SIPARIS-290124.PDF.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1772 wrote to memory of 2120 1772 SIPARIS-290124.PDF.exe 87 PID 1772 wrote to memory of 2120 1772 SIPARIS-290124.PDF.exe 87 PID 1772 wrote to memory of 2120 1772 SIPARIS-290124.PDF.exe 87 PID 1772 wrote to memory of 2120 1772 SIPARIS-290124.PDF.exe 87 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\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:1772 -
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:2120
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