Analysis
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max time kernel
164s -
max time network
173s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
16-07-2023 07:39
Behavioral task
behavioral1
Sample
1b5067cc0611da1ce71f903853130e08.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
1b5067cc0611da1ce71f903853130e08.exe
Resource
win10v2004-20230703-en
General
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Target
1b5067cc0611da1ce71f903853130e08.exe
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Size
152KB
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MD5
1b5067cc0611da1ce71f903853130e08
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SHA1
93eb2526fac22859666b38ebc83dda94799edbd4
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SHA256
7190acb0296e76093f033d2656820befaa0bb790336c27f846c4a3bd8a6882e6
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SHA512
50f08d31e7c6eebc5fb17a6c68460cd12637ce90b9f57cbd8bd65919c905dda48405f8f76c013ecbc5a6e152f65c8ebfa39a8f031fb902ecdb150d490bccf616
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SSDEEP
3072:3BjbK/Pcwyly02G8H2NRlRXb7zWewBVjVHgbY:V0E67bubvAVAb
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.keresa.com.my - Port:
587 - Username:
[email protected] - Password:
Keresa123+- - 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/676-135-0x0000000000650000-0x0000000000676000-memory.dmp family_snakekeylogger -
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 2 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-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1b5067cc0611da1ce71f903853130e08.exe Key opened \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1b5067cc0611da1ce71f903853130e08.exe Key opened \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1b5067cc0611da1ce71f903853130e08.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 30 checkip.dyndns.org -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 676 1b5067cc0611da1ce71f903853130e08.exe 676 1b5067cc0611da1ce71f903853130e08.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 676 1b5067cc0611da1ce71f903853130e08.exe -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1b5067cc0611da1ce71f903853130e08.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1b5067cc0611da1ce71f903853130e08.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1b5067cc0611da1ce71f903853130e08.exe"C:\Users\Admin\AppData\Local\Temp\1b5067cc0611da1ce71f903853130e08.exe"1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:676