Analysis
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max time kernel
118s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
23-10-2023 16:36
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe
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Size
514KB
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MD5
69f82fb1bb5bf5002ceb3681cf885cd2
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SHA1
ea249abb8d980d184ae50b0bcb9729ba43966aae
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SHA256
296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758
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SHA512
50153ddb2d401b99255339cc0729027a05f7f961738538a48e7b2600883b8cdccfbc1edc20895ee9523197d72962ff138c2718848097f0c9e1ba6aaf3e046334
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SSDEEP
6144:Cq/YUzsjq8wJtwihAFb8E5F6TvhzvMChl2c5EthpiD3ViXA5StXN9J1ryPmBcKOZ:L/jRwyc5Fevhzvl9OWmXtd/1r7IWR+
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.megakarsa.com - Port:
587 - Username:
[email protected] - Password:
f1n4nc3m3g4k4Rs4 - 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 7 IoCs
Processes:
resource yara_rule behavioral1/memory/2844-10-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2844-12-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2844-15-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2844-17-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2844-19-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2844-22-0x0000000004E10000-0x0000000004E50000-memory.dmp family_snakekeylogger behavioral1/memory/2844-24-0x0000000004E10000-0x0000000004E50000-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
Processes:
NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3986878123-1347213090-2173403696-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe Key opened \REGISTRY\USER\S-1-5-21-3986878123-1347213090-2173403696-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe Key opened \REGISTRY\USER\S-1-5-21-3986878123-1347213090-2173403696-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.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 2 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exedescription pid process target process PID 1300 set thread context of 2844 1300 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exepid process 2844 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe 2844 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exedescription pid process Token: SeDebugPrivilege 2844 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exedescription pid process target process PID 1300 wrote to memory of 2844 1300 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe PID 1300 wrote to memory of 2844 1300 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe PID 1300 wrote to memory of 2844 1300 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe PID 1300 wrote to memory of 2844 1300 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe PID 1300 wrote to memory of 2844 1300 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe PID 1300 wrote to memory of 2844 1300 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe PID 1300 wrote to memory of 2844 1300 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe PID 1300 wrote to memory of 2844 1300 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe PID 1300 wrote to memory of 2844 1300 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe -
outlook_office_path 1 IoCs
Processes:
NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3986878123-1347213090-2173403696-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe -
outlook_win_path 1 IoCs
Processes:
NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3986878123-1347213090-2173403696-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1300 -
C:\Users\Admin\AppData\Local\Temp\NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2844