Analysis
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max time kernel
112s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
27/03/2025, 01:24
Static task
static1
Behavioral task
behavioral1
Sample
details0009872025.exe
Resource
win7-20250207-en
Behavioral task
behavioral2
Sample
details0009872025.exe
Resource
win10v2004-20250314-en
General
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Target
details0009872025.exe
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Size
1.1MB
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MD5
a6d2fdd58e05f6de2c210da112ae8c75
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SHA1
397b37b53406e6f986bdbff058a2f426326a4820
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SHA256
7595b7d062b81812a6dd7cc3944d9ed0a8893b711e96ca429bb87c2936b2fe60
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SHA512
f459dce57461e555390a2168a3848b126f61c1e7ec212d78ba2c221e8fa0a44cd371c5fb669a18a24448a04dedf5d037a1de1138f84008a36c803abc1a70c5ff
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SSDEEP
24576:uu6J33O0c+JY5UZ+XC0kGso6Fa9QuPafX1twgMHvLlaRWY:gu0c++OCvkGs9Fa9RafXIHvprY
Malware Config
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/4108-25-0x0000000002F00000-0x0000000002F3A000-memory.dmp family_snakekeylogger behavioral2/memory/4108-28-0x00000000054A0000-0x00000000054D8000-memory.dmp family_snakekeylogger behavioral2/memory/4108-71-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-89-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-87-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-85-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-83-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-81-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-79-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-77-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-75-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-73-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-69-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-67-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-65-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-63-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-61-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-59-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-57-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-55-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-53-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-49-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-47-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-45-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-44-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-39-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-37-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-35-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-33-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-31-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-30-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-51-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger behavioral2/memory/4108-41-0x00000000054A0000-0x00000000054D3000-memory.dmp family_snakekeylogger -
Snakekeylogger family
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Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\robustuous.vbs robustuous.exe -
Executes dropped EXE 1 IoCs
pid Process 2276 robustuous.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-814918696-1585701690-3140955116-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-814918696-1585701690-3140955116-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-814918696-1585701690-3140955116-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 27 checkip.dyndns.org 31 reallyfreegeoip.org 32 reallyfreegeoip.org -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/files/0x000400000001da2c-9.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2276 set thread context of 4108 2276 robustuous.exe 90 -
System Location Discovery: System Language Discovery 1 TTPs 3 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 details0009872025.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language robustuous.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 4108 RegSvcs.exe 4108 RegSvcs.exe 4108 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2276 robustuous.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4108 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 5336 details0009872025.exe 5336 details0009872025.exe 2276 robustuous.exe 2276 robustuous.exe -
Suspicious use of SendNotifyMessage 4 IoCs
pid Process 5336 details0009872025.exe 5336 details0009872025.exe 2276 robustuous.exe 2276 robustuous.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 5336 wrote to memory of 2276 5336 details0009872025.exe 89 PID 5336 wrote to memory of 2276 5336 details0009872025.exe 89 PID 5336 wrote to memory of 2276 5336 details0009872025.exe 89 PID 2276 wrote to memory of 4108 2276 robustuous.exe 90 PID 2276 wrote to memory of 4108 2276 robustuous.exe 90 PID 2276 wrote to memory of 4108 2276 robustuous.exe 90 PID 2276 wrote to memory of 4108 2276 robustuous.exe 90 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-814918696-1585701690-3140955116-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-814918696-1585701690-3140955116-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\details0009872025.exe"C:\Users\Admin\AppData\Local\Temp\details0009872025.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:5336 -
C:\Users\Admin\AppData\Local\buncal\robustuous.exe"C:\Users\Admin\AppData\Local\Temp\details0009872025.exe"2⤵
- Drops startup file
- Executes dropped EXE
- 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:2276 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\details0009872025.exe"3⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4108
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
224KB
MD59e411671f3df879e84b172300c7fb8ae
SHA17ca611b94a04fc92b839856b13627a650dde887a
SHA2563c834530dfda130b7b1b96fc9c426fe8f9f061fecc3e4afc4074e8a839d47ee0
SHA51283431f496f9af487d72b0720b88e6e68f87b8831b9d70acbb9ef86a330d04b270e01473852079dab35c2481a93131841ed92eb20dd3d1ed4d86c2ae4542bf7c2
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Filesize
1.1MB
MD5a6d2fdd58e05f6de2c210da112ae8c75
SHA1397b37b53406e6f986bdbff058a2f426326a4820
SHA2567595b7d062b81812a6dd7cc3944d9ed0a8893b711e96ca429bb87c2936b2fe60
SHA512f459dce57461e555390a2168a3848b126f61c1e7ec212d78ba2c221e8fa0a44cd371c5fb669a18a24448a04dedf5d037a1de1138f84008a36c803abc1a70c5ff