Analysis
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max time kernel
91s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
04-07-2022 10:32
Static task
static1
Behavioral task
behavioral1
Sample
82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe
Resource
win10v2004-20220414-en
General
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Target
82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe
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Size
579KB
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MD5
087c76678dc2e340364a57194aa808ec
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SHA1
8ab9b005110c41be5c3c23b81f7702300c7f3e13
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SHA256
82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57
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SHA512
3682f04a4581427b1cd6e6fcd5bbf65cbc6c8a3b323e6913202429e76261f3d0e41825af6dbdc45254746c472a2143f279185851854f74d6bd362870961e03ce
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot5125489580:AAG9rJipU-Qp9bVmgyzvimlz5gpATRgg5qo/sendMessage?chat_id=5149913163
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger Payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/3388-137-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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 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
Processes:
82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.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.
Processes:
flow ioc 30 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exedescription pid process target process PID 3928 set thread context of 3388 3928 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exepid process 3388 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exedescription pid process Token: SeDebugPrivilege 3388 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exedescription pid process target process PID 3928 wrote to memory of 3388 3928 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe PID 3928 wrote to memory of 3388 3928 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe PID 3928 wrote to memory of 3388 3928 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe PID 3928 wrote to memory of 3388 3928 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe PID 3928 wrote to memory of 3388 3928 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe PID 3928 wrote to memory of 3388 3928 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe PID 3928 wrote to memory of 3388 3928 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe PID 3928 wrote to memory of 3388 3928 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe -
outlook_office_path 1 IoCs
Processes:
82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe -
outlook_win_path 1 IoCs
Processes:
82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe"C:\Users\Admin\AppData\Local\Temp\82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe"C:\Users\Admin\AppData\Local\Temp\82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\82333a581887b69a67e85e98f80a40af27f774b10999fe92d202f4e36f5e1b57.exe.logFilesize
1KB
MD5fc57dcb1a143324278cf61d88f8c67ad
SHA1807d546b4296091d11a8df6a11157a5f12dd7fd5
SHA256a75686eed807c36b056311dddc898582fd4063135fc5728d2bdd3c6e1f5ab688
SHA51233ac55a68ac8371bf00af55e38455e886dc6aa681388622a55bf4473b1f4eda4d75a8211ea61df288ccdb26e838785da08094a7f1aac878da6ccd2e573f3bcb8
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memory/3388-136-0x0000000000000000-mapping.dmp
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memory/3388-137-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/3388-139-0x0000000006220000-0x00000000063E2000-memory.dmpFilesize
1.8MB
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memory/3928-130-0x0000000000490000-0x0000000000526000-memory.dmpFilesize
600KB
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memory/3928-131-0x0000000005590000-0x0000000005B34000-memory.dmpFilesize
5.6MB
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memory/3928-132-0x0000000004F20000-0x0000000004FB2000-memory.dmpFilesize
584KB
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memory/3928-133-0x0000000004EE0000-0x0000000004EEA000-memory.dmpFilesize
40KB
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memory/3928-134-0x0000000008BD0000-0x0000000008C6C000-memory.dmpFilesize
624KB
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memory/3928-135-0x0000000008CE0000-0x0000000008D46000-memory.dmpFilesize
408KB