Analysis
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max time kernel
134s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
30-10-2024 05:53
Static task
static1
Behavioral task
behavioral1
Sample
MR for steam DRUM-A1_pdf.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
MR for steam DRUM-A1_pdf.exe
Resource
win10v2004-20241007-en
General
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Target
MR for steam DRUM-A1_pdf.exe
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Size
1.1MB
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MD5
aaa6233ad5bf1fa876ad708b2af4d7d5
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SHA1
caa797aaac80a8c807e8e152f280188b8b4e8819
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SHA256
13d4f8ebe986653a6512cace310b4927b694a5127036d85c2d1c8840634537e4
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SHA512
5cab1d39f1af187bc34073052e1672cee1aa131272abae98053f2273afc9f57b573517358e110dd6b56f4653ead9ab653828c80bb408f3456f3451db901a257e
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SSDEEP
24576:ffmMv6Ckr7Mny5QLI2klYKlUhypdA0IJF/iog:f3v+7/5QLbkl/Uhad7I9g
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot7498931539:AAE8KHb70FueL6YmOOF6rhS3Z3o-F1rx6_A/sendMessage?chat_id=1178171552
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 34 IoCs
resource yara_rule behavioral2/memory/2240-8-0x0000000005380000-0x00000000053BA000-memory.dmp family_snakekeylogger behavioral2/memory/2240-12-0x0000000005440000-0x0000000005478000-memory.dmp family_snakekeylogger behavioral2/memory/2240-71-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-75-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-74-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-69-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-67-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-66-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-63-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-61-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-59-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-57-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-55-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-53-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-51-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-47-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-45-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-43-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-41-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-39-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-35-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-33-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-31-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-29-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-27-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-25-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-23-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-21-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-19-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-17-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-15-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-14-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-49-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger behavioral2/memory/2240-37-0x0000000005440000-0x0000000005473000-memory.dmp family_snakekeylogger -
Snakekeylogger family
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\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 25 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1124 set thread context of 2240 1124 MR for steam DRUM-A1_pdf.exe 96 -
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 MR for steam DRUM-A1_pdf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2240 RegSvcs.exe 2240 RegSvcs.exe 2240 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1124 MR for steam DRUM-A1_pdf.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2240 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 33 IoCs
pid Process 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe -
Suspicious use of SendNotifyMessage 33 IoCs
pid Process 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe 1124 MR for steam DRUM-A1_pdf.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1124 wrote to memory of 2240 1124 MR for steam DRUM-A1_pdf.exe 96 PID 1124 wrote to memory of 2240 1124 MR for steam DRUM-A1_pdf.exe 96 PID 1124 wrote to memory of 2240 1124 MR for steam DRUM-A1_pdf.exe 96 PID 1124 wrote to memory of 2240 1124 MR for steam DRUM-A1_pdf.exe 96 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\MR for steam DRUM-A1_pdf.exe"C:\Users\Admin\AppData\Local\Temp\MR for steam DRUM-A1_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:1124 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\MR for steam DRUM-A1_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:2240
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