Analysis
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max time kernel
32s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
09-07-2024 07:29
Static task
static1
Behavioral task
behavioral1
Sample
a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe
Resource
win10v2004-20240704-en
General
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Target
a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe
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Size
541KB
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MD5
dbdacf479a9dd40133701e06e6dc401c
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SHA1
5e78767cf2498d34fc27674ff326f2a7ce5ab2a3
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SHA256
a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c
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SHA512
f46d0fce9ad0e9c4a9142e53d02aa903dc082872068dea6597c8d22e6154f25976a309815a8efd721b5451ceb3646976d69e664db261becd18f250b8fdaa89a6
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SSDEEP
12288:+RfMJlRPMhU1n75ZyoFXm5PpVHSyE7ZhvCgC3UGGqRyUs3PKspeuD3kR:pbRj5ZrXm57ktqRyp3PKSM
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.artefes.com - Port:
587 - Username:
[email protected] - Password:
ArtEfes4765*+
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/1112-11-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1112-14-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1112-18-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1112-16-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1112-10-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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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:
a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.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:
a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exedescription pid process target process PID 2520 set thread context of 1112 2520 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exepowershell.exepid process 1112 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe 2264 powershell.exe 1112 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exepowershell.exedescription pid process Token: SeDebugPrivilege 1112 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe Token: SeDebugPrivilege 2264 powershell.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exedescription pid process target process PID 2520 wrote to memory of 2264 2520 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe powershell.exe PID 2520 wrote to memory of 2264 2520 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe powershell.exe PID 2520 wrote to memory of 2264 2520 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe powershell.exe PID 2520 wrote to memory of 2264 2520 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe powershell.exe PID 2520 wrote to memory of 1112 2520 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe PID 2520 wrote to memory of 1112 2520 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe PID 2520 wrote to memory of 1112 2520 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe PID 2520 wrote to memory of 1112 2520 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe PID 2520 wrote to memory of 1112 2520 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe PID 2520 wrote to memory of 1112 2520 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe PID 2520 wrote to memory of 1112 2520 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe PID 2520 wrote to memory of 1112 2520 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe PID 2520 wrote to memory of 1112 2520 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe -
outlook_office_path 1 IoCs
Processes:
a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe -
outlook_win_path 1 IoCs
Processes:
a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe"C:\Users\Admin\AppData\Local\Temp\a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2520 -
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\a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2264 -
C:\Users\Admin\AppData\Local\Temp\a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe"C:\Users\Admin\AppData\Local\Temp\a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1112