Analysis
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max time kernel
118s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
04-07-2024 02:13
Static task
static1
Behavioral task
behavioral1
Sample
f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe
Resource
win10v2004-20240611-en
General
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Target
f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe
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Size
881KB
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MD5
4b6a9daefc35a680c726bede57b9a1e7
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SHA1
75f1c17dcb8d7d07aba3de32e432a198432fd65b
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SHA256
f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b
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SHA512
f3d4d1872ce0e9e75ab82c218dd5ee1b4dad80f1b0b92f79e1338cffa9acffacabe7646e9db1a206fa5715c8d6ad872a562957bf8e46264f9e2acbf7106aeb16
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SSDEEP
12288:mx4DpIngdgIMVJwhIF6A1fUiMxwsVc481bBg4/DnoOVTBkFuVclJ/cocNboPhAMh:ld0G46AVUi2mXwOeldNcNsJR7SJw
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.myanmarblossom.com - Port:
587 - Username:
[email protected] - Password:
tsa211772023kyi - Email To:
[email protected]
http://103.130.147.85
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2708-12-0x0000000140000000-0x0000000140024000-memory.dmp family_snakekeylogger behavioral1/memory/2708-9-0x0000000140000000-0x0000000140024000-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:
f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe Key opened \REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe Key opened \REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.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:
f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exedescription pid process target process PID 2108 set thread context of 2708 2108 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exef4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exepid process 2108 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe 2708 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe 2708 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exef4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exedescription pid process Token: SeDebugPrivilege 2108 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe Token: SeDebugPrivilege 2708 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exedescription pid process target process PID 2108 wrote to memory of 2708 2108 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe PID 2108 wrote to memory of 2708 2108 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe PID 2108 wrote to memory of 2708 2108 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe PID 2108 wrote to memory of 2708 2108 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe PID 2108 wrote to memory of 2708 2108 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe PID 2108 wrote to memory of 2708 2108 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe PID 2108 wrote to memory of 2708 2108 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe -
outlook_office_path 1 IoCs
Processes:
f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe -
outlook_win_path 1 IoCs
Processes:
f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe"C:\Users\Admin\AppData\Local\Temp\f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exeC:\Users\Admin\AppData\Local\Temp\f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe2⤵
- 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/2108-0-0x000007FEF4D53000-0x000007FEF4D54000-memory.dmpFilesize
4KB
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memory/2108-1-0x00000000011B0000-0x0000000001292000-memory.dmpFilesize
904KB
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memory/2108-2-0x000007FEF4D50000-0x000007FEF573C000-memory.dmpFilesize
9.9MB
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memory/2108-3-0x0000000000940000-0x0000000000964000-memory.dmpFilesize
144KB
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memory/2108-4-0x0000000000D10000-0x0000000000D26000-memory.dmpFilesize
88KB
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memory/2108-5-0x00000000006F0000-0x0000000000704000-memory.dmpFilesize
80KB
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memory/2108-6-0x00000000027A0000-0x0000000002844000-memory.dmpFilesize
656KB
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memory/2108-15-0x000007FEF4D50000-0x000007FEF573C000-memory.dmpFilesize
9.9MB
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memory/2708-7-0x0000000140000000-0x0000000140024000-memory.dmpFilesize
144KB
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memory/2708-12-0x0000000140000000-0x0000000140024000-memory.dmpFilesize
144KB
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memory/2708-10-0x000007FFFFFDC000-0x000007FFFFFDD000-memory.dmpFilesize
4KB
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memory/2708-9-0x0000000140000000-0x0000000140024000-memory.dmpFilesize
144KB
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memory/2708-16-0x000007FEF4D50000-0x000007FEF573C000-memory.dmpFilesize
9.9MB
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memory/2708-8-0x0000000140000000-0x0000000140024000-memory.dmpFilesize
144KB
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memory/2708-17-0x000007FEF4D50000-0x000007FEF573C000-memory.dmpFilesize
9.9MB
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memory/2708-18-0x000007FEF4D50000-0x000007FEF573C000-memory.dmpFilesize
9.9MB