Analysis
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max time kernel
104s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20250502-en -
resource tags
arch:x64arch:x86image:win10v2004-20250502-enlocale:en-usos:windows10-2004-x64system -
submitted
01/07/2025, 07:14
Static task
static1
Behavioral task
behavioral1
Sample
payment.exe
Resource
win10v2004-20250502-en
General
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Target
payment.exe
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Size
558KB
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MD5
17a2a22d9bd1b12b03fa55ebb307c862
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SHA1
11a57e4e8a9549547dcb3528752d46a6b8579260
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SHA256
ed99bc8b8fe39945058527720e8cbc838e305706ad4598bc5ce7aaddf3572f46
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SHA512
17b6716f9b1c0510b6885bb67a37440ddbdaee2a18c2929be51df8b4b2d6116d63e2e9a153c7dae9ccfad4038cf18d81576ded9c7bb4023e91653e0113a5a469
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SSDEEP
12288:n8NkzQgGQxVEyzqa6JeXYu0U4A6kXAJGCVjbr:AkzQgGYyyzqJeou/4AIHVjb
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.tpc-projects.com - Port:
25 - Username:
[email protected] - Password:
P@ssw0rd654111 - 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
resource yara_rule behavioral1/memory/4664-9-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Snakekeylogger family
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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 3 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
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1153236273-2212388449-1493869963-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 payment.exe Key opened \REGISTRY\USER\S-1-5-21-1153236273-2212388449-1493869963-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 payment.exe Key opened \REGISTRY\USER\S-1-5-21-1153236273-2212388449-1493869963-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 payment.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 33 checkip.dyndns.org 36 reallyfreegeoip.org 37 reallyfreegeoip.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4200 set thread context of 4664 4200 payment.exe 94 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language payment.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language payment.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4200 payment.exe 4200 payment.exe 4200 payment.exe 4200 payment.exe 4200 payment.exe 4200 payment.exe 4200 payment.exe 4200 payment.exe 4200 payment.exe 4200 payment.exe 4200 payment.exe 4200 payment.exe 4200 payment.exe 4200 payment.exe 4200 payment.exe 4200 payment.exe 4200 payment.exe 4200 payment.exe 4664 payment.exe 4664 payment.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4200 payment.exe Token: SeDebugPrivilege 4664 payment.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4200 wrote to memory of 4644 4200 payment.exe 93 PID 4200 wrote to memory of 4644 4200 payment.exe 93 PID 4200 wrote to memory of 4644 4200 payment.exe 93 PID 4200 wrote to memory of 4664 4200 payment.exe 94 PID 4200 wrote to memory of 4664 4200 payment.exe 94 PID 4200 wrote to memory of 4664 4200 payment.exe 94 PID 4200 wrote to memory of 4664 4200 payment.exe 94 PID 4200 wrote to memory of 4664 4200 payment.exe 94 PID 4200 wrote to memory of 4664 4200 payment.exe 94 PID 4200 wrote to memory of 4664 4200 payment.exe 94 PID 4200 wrote to memory of 4664 4200 payment.exe 94 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1153236273-2212388449-1493869963-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 payment.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1153236273-2212388449-1493869963-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 payment.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\payment.exe"C:\Users\Admin\AppData\Local\Temp\payment.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4200 -
C:\Users\Admin\AppData\Local\Temp\payment.exe"C:\Users\Admin\AppData\Local\Temp\payment.exe"2⤵PID:4644
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C:\Users\Admin\AppData\Local\Temp\payment.exe"C:\Users\Admin\AppData\Local\Temp\payment.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4664
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