Analysis
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max time kernel
152s -
max time network
170s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2022 16:33
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
General
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Target
file.exe
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Size
652KB
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MD5
2d7b3078116d6fb3da2f1ab51c8cf0e2
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SHA1
8a6a461b4f37a9b2d32b1cbdbecd3579619bbba1
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SHA256
8161e804d97adf2fbf82fffb3118ddeddb6e747eaa8322855cd461aaa3d5b0c1
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SHA512
3e2683930d8220696350792d35002b9dc1e3dff1c7b92a527bc7eb1dd6cc2e59e14e20848a0eb6db4e86b22db046ff69a830085d89ae7e159470d9ed7b04ab68
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SSDEEP
12288:bdgh/PsZ1DX/VDJ8eRlpr5VxA+nsWbaAQXwILHpCsK6bu:bdgh/PjspVVxpsWmXwiPC
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
cp5ua.hyperhost.ua - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@#$ - 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 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3804-139-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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:
file.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 file.exe Key opened \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 file.exe Key opened \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 file.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 77 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
file.exedescription pid process target process PID 2200 set thread context of 3804 2200 file.exe file.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
file.exefile.exepid process 2200 file.exe 2200 file.exe 3804 file.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
file.exefile.exedescription pid process Token: SeDebugPrivilege 2200 file.exe Token: SeDebugPrivilege 3804 file.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
file.exedescription pid process target process PID 2200 wrote to memory of 2528 2200 file.exe file.exe PID 2200 wrote to memory of 2528 2200 file.exe file.exe PID 2200 wrote to memory of 2528 2200 file.exe file.exe PID 2200 wrote to memory of 3804 2200 file.exe file.exe PID 2200 wrote to memory of 3804 2200 file.exe file.exe PID 2200 wrote to memory of 3804 2200 file.exe file.exe PID 2200 wrote to memory of 3804 2200 file.exe file.exe PID 2200 wrote to memory of 3804 2200 file.exe file.exe PID 2200 wrote to memory of 3804 2200 file.exe file.exe PID 2200 wrote to memory of 3804 2200 file.exe file.exe PID 2200 wrote to memory of 3804 2200 file.exe file.exe -
outlook_office_path 1 IoCs
Processes:
file.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 file.exe -
outlook_win_path 1 IoCs
Processes:
file.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 file.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2200 -
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"2⤵PID:2528
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3804
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3