Analysis
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max time kernel
120s -
max time network
137s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
01-07-2024 02:44
Static task
static1
Behavioral task
behavioral1
Sample
16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
Resource
win10v2004-20240611-en
General
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Target
16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
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Size
482KB
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MD5
9aaf0e13931abe17c27dd943b5835937
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SHA1
8db76fa143b6e967cc9fe9b9ed441291ca055009
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SHA256
16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469
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SHA512
05c9a9ba679f7155208c8928d45797c80c301eb46f3670c30759077ccd5edd6a82798bcb2eea325ab598197c4320277294af9ee51a01ac872755bcf206abdd23
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SSDEEP
6144:wXuAPKbX9sDEXfmgVvUKm0RfeFdDcyfXZXTraIyErhT41fG5QDGiu/byyvDuBRgC:wXuBqDEvmYfsDcyfpXpTh5qDGiEv6BC
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
valleycountysar.org - Port:
26 - Username:
[email protected] - Password:
fY,FLoadtsiF
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2936-15-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2936-13-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2936-11-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2936-8-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2936-7-0x0000000000400000-0x0000000000426000-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:
16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe Key opened \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe Key opened \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.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 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exedescription pid process target process PID 1908 set thread context of 2936 1908 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exepid process 2936 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe 2936 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exedescription pid process Token: SeDebugPrivilege 2936 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exedescription pid process target process PID 1908 wrote to memory of 2936 1908 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe PID 1908 wrote to memory of 2936 1908 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe PID 1908 wrote to memory of 2936 1908 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe PID 1908 wrote to memory of 2936 1908 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe PID 1908 wrote to memory of 2936 1908 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe PID 1908 wrote to memory of 2936 1908 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe PID 1908 wrote to memory of 2936 1908 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe PID 1908 wrote to memory of 2936 1908 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe PID 1908 wrote to memory of 2936 1908 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe -
outlook_office_path 1 IoCs
Processes:
16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe -
outlook_win_path 1 IoCs
Processes:
16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe"C:\Users\Admin\AppData\Local\Temp\16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe"C:\Users\Admin\AppData\Local\Temp\16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.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 v13
Replay Monitor
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Downloads
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memory/1908-0-0x000000007479E000-0x000000007479F000-memory.dmpFilesize
4KB
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memory/1908-1-0x0000000001330000-0x00000000013AE000-memory.dmpFilesize
504KB
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memory/1908-2-0x00000000005F0000-0x0000000000644000-memory.dmpFilesize
336KB
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memory/1908-3-0x0000000074790000-0x0000000074E7E000-memory.dmpFilesize
6.9MB
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memory/1908-4-0x00000000004D0000-0x00000000004D8000-memory.dmpFilesize
32KB
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memory/1908-18-0x0000000074790000-0x0000000074E7E000-memory.dmpFilesize
6.9MB
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memory/2936-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2936-11-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2936-13-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2936-8-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2936-7-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2936-6-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2936-5-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2936-16-0x0000000074790000-0x0000000074E7E000-memory.dmpFilesize
6.9MB
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memory/2936-17-0x0000000074790000-0x0000000074E7E000-memory.dmpFilesize
6.9MB
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memory/2936-15-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2936-19-0x0000000074790000-0x0000000074E7E000-memory.dmpFilesize
6.9MB
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memory/2936-20-0x0000000074790000-0x0000000074E7E000-memory.dmpFilesize
6.9MB