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Analysis
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max time kernel
120s -
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
18/01/2025, 05:11
Static task
static1
Behavioral task
behavioral1
Sample
f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe
Resource
win10v2004-20241007-en
General
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Target
f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe
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Size
577KB
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MD5
15757c8ffb3728ac7610785b3ca1b186
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SHA1
88aaa2e67a78ad095b5d64f914891d51f23d43fb
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SHA256
f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f
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SHA512
ad23ac35f65b8114fc2aad0f981cafd039f27592984ab0fbfb637b0eef8420ae7e01828d65027025d8f9f88baa2ed33287814f86cccdc488448f010e0e449aaa
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SSDEEP
12288:ZbRKjP7newedqROaZhnRZJH54prTtmPhxo3////rK///I/////+z5tLf3XPgX:DKjP7ewedbKhVHWK6////G///I//////
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
webmail.active.by - Port:
25 - Username:
[email protected] - Password:
geecf683:m - Email To:
[email protected]
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/4436-14-0x0000000000700000-0x0000000000726000-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-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.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 17 checkip.dyndns.org 23 reallyfreegeoip.org 25 reallyfreegeoip.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3824 set thread context of 4436 3824 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe 87 -
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 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4436 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe 4436 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4436 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3824 wrote to memory of 4436 3824 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe 87 PID 3824 wrote to memory of 4436 3824 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe 87 PID 3824 wrote to memory of 4436 3824 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe 87 PID 3824 wrote to memory of 4436 3824 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe 87 PID 3824 wrote to memory of 4436 3824 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe 87 PID 3824 wrote to memory of 4436 3824 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe 87 PID 3824 wrote to memory of 4436 3824 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe 87 PID 3824 wrote to memory of 4436 3824 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe 87 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe"C:\Users\Admin\AppData\Local\Temp\f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3824 -
C:\Users\Admin\AppData\Local\Temp\f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe"C:\Users\Admin\AppData\Local\Temp\f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.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:4436
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f66016926c535dad4f77c27808f27fc316ea6b93a0a40e53b159d7821c9efa0f.exe.log
Filesize706B
MD52ef5ef69dadb8865b3d5b58c956077b8
SHA1af2d869bac00685c745652bbd8b3fe82829a8998
SHA256363502eb2a4e53ba02d2d85412b901fcf8e06de221736bdffa949799ef3d21e3
SHA51266d4db5dd17d88e1d54ea0df3a7211a503dc4355de701259cefccc9f2e4e3ced9534b700099ffbb089a5a3acb082011c80b61801aa14aff76b379ce8f90d4fd3