Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
16-11-2024 23:30
Static task
static1
Behavioral task
behavioral1
Sample
4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe
Resource
win7-20240903-en
General
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Target
4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe
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Size
2.0MB
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MD5
95f58f03abe966d7541f2b73f4e6ba6e
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SHA1
09ccd41084a1560f5dba038378e4b07f9ce62798
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SHA256
4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7
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SHA512
c4914809c91e806262c1352516a76f1fab5dbfed1432f451d648cd9993f8922198af26a419b89fa2a928b0045b9ccb3f4c063508e0d0ecbc4758094a99b2aeb3
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SSDEEP
49152:JvX4dktpeMxOWbPC4A97cdP+fMXQaVYa:JvX4K80B7C/MXQ
Malware Config
Extracted
stealc
tale
http://185.215.113.206
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url_path
/6c4adf523b719729.php
Signatures
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Stealc family
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 2696 cmd.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine 4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe -
Loads dropped DLL 1 IoCs
Processes:
4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exepid process 2980 4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exepid process 2980 4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe -
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 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.execmd.exetimeout.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 2816 timeout.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exepid process 2980 4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe 2980 4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.execmd.exedescription pid process target process PID 2980 wrote to memory of 2696 2980 4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe cmd.exe PID 2980 wrote to memory of 2696 2980 4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe cmd.exe PID 2980 wrote to memory of 2696 2980 4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe cmd.exe PID 2980 wrote to memory of 2696 2980 4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe cmd.exe PID 2696 wrote to memory of 2816 2696 cmd.exe timeout.exe PID 2696 wrote to memory of 2816 2696 cmd.exe timeout.exe PID 2696 wrote to memory of 2816 2696 cmd.exe timeout.exe PID 2696 wrote to memory of 2816 2696 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe"C:\Users\Admin\AppData\Local\Temp\4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2980 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\4857eea4cdb38f5a705744faa7a99a13f69cec9f07e2fbdf1fbfc25c32c731a7.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2696 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:2816
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
676KB
MD5eda18948a989176f4eebb175ce806255
SHA1ff22a3d5f5fb705137f233c36622c79eab995897
SHA25681a4f37c5495800b7cc46aea6535d9180dadb5c151db6f1fd1968d1cd8c1eeb4
SHA512160ed9990c37a4753fc0f5111c94414568654afbedc05308308197df2a99594f2d5d8fe511fd2279543a869ed20248e603d88a0b9b8fb119e8e6131b0c52ff85