Analysis
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max time kernel
127s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
20-02-2025 03:20
Static task
static1
Behavioral task
behavioral1
Sample
x.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
x.exe
Resource
win10v2004-20250217-en
General
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Target
x.exe
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Size
926KB
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MD5
4a037032e566e554fb2c4bfdf7af9504
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SHA1
8aa91682c52288005b139858c1bfa1ecefa52a1f
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SHA256
16e82fc76c9145c8862a1e83a8d53d7e5eacddea13f11edd8ddda29d5aca3345
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SHA512
26d7f677d9819d125273690a3de44a834f10289c566ea5a59a0536f9f3193c95ec1ec0cfe842c12a7072ce41f5b56211283e1e3823f6a7c7839448d9fa8f899b
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SSDEEP
12288:ap2SfSZnIULcqxUR37bMWDsHQsJGgZhRTZXDdEasjfYVLUkR:ap7fHNHMWoHQso8hRT1JEPfOT
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
webmail.adriaknjigovodstvo.hr - Port:
25 - Username:
[email protected] - Password:
Natasa03%$ - 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 behavioral2/memory/3304-44-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Snakekeylogger family
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 3332 powershell.exe 2128 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Control Panel\International\Geo\Nation x.exe -
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-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 x.exe Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 x.exe Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 x.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 15 checkip.dyndns.org 18 reallyfreegeoip.org 19 reallyfreegeoip.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2064 set thread context of 3304 2064 x.exe 92 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language x.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language x.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4736 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 2064 x.exe 3332 powershell.exe 2128 powershell.exe 2064 x.exe 3304 x.exe 2128 powershell.exe 3332 powershell.exe 3304 x.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2064 x.exe Token: SeDebugPrivilege 3332 powershell.exe Token: SeDebugPrivilege 2128 powershell.exe Token: SeDebugPrivilege 3304 x.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2064 wrote to memory of 3332 2064 x.exe 86 PID 2064 wrote to memory of 3332 2064 x.exe 86 PID 2064 wrote to memory of 3332 2064 x.exe 86 PID 2064 wrote to memory of 2128 2064 x.exe 88 PID 2064 wrote to memory of 2128 2064 x.exe 88 PID 2064 wrote to memory of 2128 2064 x.exe 88 PID 2064 wrote to memory of 4736 2064 x.exe 90 PID 2064 wrote to memory of 4736 2064 x.exe 90 PID 2064 wrote to memory of 4736 2064 x.exe 90 PID 2064 wrote to memory of 3304 2064 x.exe 92 PID 2064 wrote to memory of 3304 2064 x.exe 92 PID 2064 wrote to memory of 3304 2064 x.exe 92 PID 2064 wrote to memory of 3304 2064 x.exe 92 PID 2064 wrote to memory of 3304 2064 x.exe 92 PID 2064 wrote to memory of 3304 2064 x.exe 92 PID 2064 wrote to memory of 3304 2064 x.exe 92 PID 2064 wrote to memory of 3304 2064 x.exe 92 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 x.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 x.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\x.exe"C:\Users\Admin\AppData\Local\Temp\x.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2064 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\x.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3332
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\HsEHFIONYJK.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2128
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HsEHFIONYJK" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC6BB.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4736
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C:\Users\Admin\AppData\Local\Temp\x.exe"C:\Users\Admin\AppData\Local\Temp\x.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:3304
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD57331073e3c98e91c6e3af6f7035aebb3
SHA1757e40e28ebb66b467f0ef8698c631858c0d5d2b
SHA256bccbe41582b013fc90e73f592e4f293339df9b82288bc8f456ac9597e9a09804
SHA51295c82dab61e0fe8bbb5558cc0856c800121eb29e3169b6f53c1978cbc300016debf2472fec3068fe788ef14e88da53044c30994f5d7f09d947519c9c37e789a8