Analysis
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max time kernel
91s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
10-06-2023 10:06
Static task
static1
Behavioral task
behavioral1
Sample
FACTRA098765567898.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
FACTRA098765567898.exe
Resource
win10v2004-20230220-en
General
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Target
FACTRA098765567898.exe
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Size
799KB
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MD5
b31a4d28756f8a6707e39726b0658ec8
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SHA1
21361d667e6446d03f4ae3b0a5b04fac9d99594f
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SHA256
4390dddf839f96d8587b2606617bfc5940183f54cafb1d48fc5c1986a31238cd
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SHA512
d6171165f4dfc4e03bda59b2ba768de44e5c6aa7e7d6b47d14437ad6f8ab53af9008fac2dec5c6e92f401a931a75539280bff150ca25b72543eeaecd23048e7f
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SSDEEP
24576:Ap9BqmycgiH75BlgCr8GBgagmMI/B0mrlp:Ap9Bqmycr7eCdBVFZ
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.sienkakupeste.com - Port:
587 - Username:
info@sienkakupeste.com - Password:
010203sienka++ - Email To:
saleseuropower1@yandex.com
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/3288-140-0x0000000000400000-0x0000000000426000-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:
FACTRA098765567898.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FACTRA098765567898.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FACTRA098765567898.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FACTRA098765567898.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 20 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
FACTRA098765567898.exedescription pid process target process PID 4340 set thread context of 3288 4340 FACTRA098765567898.exe FACTRA098765567898.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
FACTRA098765567898.exepid process 3288 FACTRA098765567898.exe 3288 FACTRA098765567898.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
FACTRA098765567898.exedescription pid process Token: SeDebugPrivilege 3288 FACTRA098765567898.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
FACTRA098765567898.exedescription pid process target process PID 4340 wrote to memory of 3288 4340 FACTRA098765567898.exe FACTRA098765567898.exe PID 4340 wrote to memory of 3288 4340 FACTRA098765567898.exe FACTRA098765567898.exe PID 4340 wrote to memory of 3288 4340 FACTRA098765567898.exe FACTRA098765567898.exe PID 4340 wrote to memory of 3288 4340 FACTRA098765567898.exe FACTRA098765567898.exe PID 4340 wrote to memory of 3288 4340 FACTRA098765567898.exe FACTRA098765567898.exe PID 4340 wrote to memory of 3288 4340 FACTRA098765567898.exe FACTRA098765567898.exe PID 4340 wrote to memory of 3288 4340 FACTRA098765567898.exe FACTRA098765567898.exe PID 4340 wrote to memory of 3288 4340 FACTRA098765567898.exe FACTRA098765567898.exe -
outlook_office_path 1 IoCs
Processes:
FACTRA098765567898.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FACTRA098765567898.exe -
outlook_win_path 1 IoCs
Processes:
FACTRA098765567898.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FACTRA098765567898.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\FACTRA098765567898.exe"C:\Users\Admin\AppData\Local\Temp\FACTRA098765567898.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\FACTRA098765567898.exe"C:\Users\Admin\AppData\Local\Temp\FACTRA098765567898.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\FACTRA098765567898.exe.logFilesize
1KB
MD5b7b9acb869ccc7f7ecb5304ec0384dee
SHA16a90751c95817903ee833d59a0abbef425a613b3
SHA2568cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4
SHA5127bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764
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memory/3288-140-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/3288-143-0x0000000005590000-0x00000000055A0000-memory.dmpFilesize
64KB
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memory/3288-144-0x00000000066F0000-0x00000000068B2000-memory.dmpFilesize
1.8MB
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memory/3288-145-0x0000000005590000-0x00000000055A0000-memory.dmpFilesize
64KB
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memory/4340-133-0x0000000000E20000-0x0000000000EEC000-memory.dmpFilesize
816KB
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memory/4340-134-0x0000000005ED0000-0x0000000006474000-memory.dmpFilesize
5.6MB
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memory/4340-135-0x0000000005920000-0x00000000059B2000-memory.dmpFilesize
584KB
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memory/4340-136-0x00000000058D0000-0x00000000058DA000-memory.dmpFilesize
40KB
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memory/4340-137-0x0000000005840000-0x0000000005850000-memory.dmpFilesize
64KB
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memory/4340-138-0x0000000005840000-0x0000000005850000-memory.dmpFilesize
64KB
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memory/4340-139-0x00000000074F0000-0x000000000758C000-memory.dmpFilesize
624KB