Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
28-06-2024 09:28
Static task
static1
Behavioral task
behavioral1
Sample
3.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
3.exe
Resource
win10v2004-20240508-en
General
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Target
3.exe
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Size
521KB
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MD5
e6f8ab2ccb2e10d849ac4bb89170847c
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SHA1
047b54cec950a70eb566215dd3f72b86db7ee322
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SHA256
bba2d6408be82983ec789ae906451d2dffcba94c6d0d00b551725dc6085532d8
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SHA512
1ce9a85a789536494a5c005fd78d62a04ce10c55d627ff0aba9a36a8148302a6344692f27d7348af27cb08110f51dd08b1d6436cd4b5e404765a1c66e5131a1e
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SSDEEP
12288:c5kndm6oduitZWCxbLzRyCQZNcSpUbubuF4a0ZR9:Hng6oQiSCJM/LPtg4hZR9
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 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4876-10-0x0000000000500000-0x0000000000526000-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:
3.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 3.exe Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 3.exe Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 3.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 6 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
3.exedescription pid process target process PID 2096 set thread context of 4876 2096 3.exe 3.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
3.exepid process 4876 3.exe 4876 3.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
3.exedescription pid process Token: SeDebugPrivilege 4876 3.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
3.exedescription pid process target process PID 2096 wrote to memory of 4876 2096 3.exe 3.exe PID 2096 wrote to memory of 4876 2096 3.exe 3.exe PID 2096 wrote to memory of 4876 2096 3.exe 3.exe PID 2096 wrote to memory of 4876 2096 3.exe 3.exe PID 2096 wrote to memory of 4876 2096 3.exe 3.exe PID 2096 wrote to memory of 4876 2096 3.exe 3.exe PID 2096 wrote to memory of 4876 2096 3.exe 3.exe PID 2096 wrote to memory of 4876 2096 3.exe 3.exe -
outlook_office_path 1 IoCs
Processes:
3.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 3.exe -
outlook_win_path 1 IoCs
Processes:
3.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 3.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3.exe"C:\Users\Admin\AppData\Local\Temp\3.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\3.exe"C:\Users\Admin\AppData\Local\Temp\3.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
Loading Replay Monitor...
Downloads
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memory/2096-8-0x0000000004F70000-0x0000000004F78000-memory.dmpFilesize
32KB
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memory/2096-4-0x0000000074540000-0x0000000074CF0000-memory.dmpFilesize
7.7MB
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memory/2096-2-0x0000000005350000-0x00000000058F4000-memory.dmpFilesize
5.6MB
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memory/2096-3-0x0000000004CB0000-0x0000000004D42000-memory.dmpFilesize
584KB
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memory/2096-0-0x000000007454E000-0x000000007454F000-memory.dmpFilesize
4KB
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memory/2096-5-0x0000000004D70000-0x0000000004D7A000-memory.dmpFilesize
40KB
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memory/2096-1-0x0000000000250000-0x00000000002D8000-memory.dmpFilesize
544KB
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memory/2096-7-0x0000000005040000-0x00000000050DC000-memory.dmpFilesize
624KB
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memory/2096-6-0x0000000004F00000-0x0000000004F54000-memory.dmpFilesize
336KB
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memory/2096-14-0x0000000074540000-0x0000000074CF0000-memory.dmpFilesize
7.7MB
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memory/4876-11-0x0000000074540000-0x0000000074CF0000-memory.dmpFilesize
7.7MB
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memory/4876-12-0x0000000074540000-0x0000000074CF0000-memory.dmpFilesize
7.7MB
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memory/4876-10-0x0000000000500000-0x0000000000526000-memory.dmpFilesize
152KB
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memory/4876-15-0x0000000005E90000-0x0000000005EE0000-memory.dmpFilesize
320KB
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memory/4876-16-0x00000000060B0000-0x0000000006272000-memory.dmpFilesize
1.8MB
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memory/4876-17-0x0000000074540000-0x0000000074CF0000-memory.dmpFilesize
7.7MB