Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
14-12-2024 15:49
Behavioral task
behavioral1
Sample
lfwhUWZlmFnGhDYPudAJ.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
lfwhUWZlmFnGhDYPudAJ.exe
Resource
win10v2004-20241007-en
General
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Target
lfwhUWZlmFnGhDYPudAJ.exe
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Size
127KB
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MD5
bdef67c31299a3d0c10e3608c7ee2bdb
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SHA1
86be2a34eacbc0806dbd61d41b9d83a65aef69c5
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SHA256
ec3023ecf592a4f637e7c99b009466aa38ba90b9f9c7fbb550f129bca285bd6e
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SHA512
2fa7511db9ef8189e64f240adb7ba0429cbfdb4f2eaa08e5c8375272af3b2a9a4ee3a4a03c7dec4cfc4525ad1212af39dcbe07af614cd66a9de28c3239562c78
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SSDEEP
3072:GjdK8z5ULywYru5eJxqMnb7x3AhwfBINdgbY:StUCueJxnnbxAlN+b
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
UWzDeXWsD8
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/4636-1-0x0000000000C60000-0x0000000000C86000-memory.dmp family_snakekeylogger -
Snakekeylogger family
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 lfwhUWZlmFnGhDYPudAJ.exe Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 lfwhUWZlmFnGhDYPudAJ.exe Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 lfwhUWZlmFnGhDYPudAJ.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 5 checkip.dyndns.org -
System Location Discovery: System Language Discovery 1 TTPs 1 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 lfwhUWZlmFnGhDYPudAJ.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4636 lfwhUWZlmFnGhDYPudAJ.exe 4636 lfwhUWZlmFnGhDYPudAJ.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4636 lfwhUWZlmFnGhDYPudAJ.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4636 lfwhUWZlmFnGhDYPudAJ.exe -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 lfwhUWZlmFnGhDYPudAJ.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 lfwhUWZlmFnGhDYPudAJ.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\lfwhUWZlmFnGhDYPudAJ.exe"C:\Users\Admin\AppData\Local\Temp\lfwhUWZlmFnGhDYPudAJ.exe"1⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4636