Analysis
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max time kernel
120s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
05-09-2024 12:42
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
a4611239108c5869fea29ade23ddaf30N.exe
Resource
win7-20240903-en
windows7-x64
9 signatures
120 seconds
Behavioral task
behavioral2
Sample
a4611239108c5869fea29ade23ddaf30N.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
120 seconds
General
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Target
a4611239108c5869fea29ade23ddaf30N.exe
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Size
52KB
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MD5
a4611239108c5869fea29ade23ddaf30
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SHA1
ad52c43dd5ad89c50451692bcdc0dd83ec3ebc7e
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SHA256
720c28bed54ea1ebee58753f68b9c62426f05dd049db25fac664c5d8bc584448
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SHA512
cc0c44297c6ec013cea5c132bf8eea5eabbe31a62f7a292167a167ed537fa0fc8965b8178d303dda5dd86019231ab2e971dc2e84baa0b9114f283dc2458bdf69
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SSDEEP
768:kUHa5oCcdcuT2lhZuvKl1twDd/v/jdISproC6RHwibw5/FzpdH:kRSek2lhZuilHwDR3jRoC6RHOpdH
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" woudu.exe -
Executes dropped EXE 1 IoCs
pid Process 1760 woudu.exe -
Loads dropped DLL 2 IoCs
pid Process 2092 a4611239108c5869fea29ade23ddaf30N.exe 2092 a4611239108c5869fea29ade23ddaf30N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\woudu = "C:\\Users\\Admin\\woudu.exe" woudu.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 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 a4611239108c5869fea29ade23ddaf30N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language woudu.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe 1760 woudu.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2092 a4611239108c5869fea29ade23ddaf30N.exe 1760 woudu.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2092 wrote to memory of 1760 2092 a4611239108c5869fea29ade23ddaf30N.exe 31 PID 2092 wrote to memory of 1760 2092 a4611239108c5869fea29ade23ddaf30N.exe 31 PID 2092 wrote to memory of 1760 2092 a4611239108c5869fea29ade23ddaf30N.exe 31 PID 2092 wrote to memory of 1760 2092 a4611239108c5869fea29ade23ddaf30N.exe 31 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29 PID 1760 wrote to memory of 2092 1760 woudu.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\a4611239108c5869fea29ade23ddaf30N.exe"C:\Users\Admin\AppData\Local\Temp\a4611239108c5869fea29ade23ddaf30N.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2092 -
C:\Users\Admin\woudu.exe"C:\Users\Admin\woudu.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1760
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
52KB
MD5614f3eec7307dbfdaa234f22035a8b03
SHA18095d39485c0adeffc3906189744d0fae5cfa1ef
SHA256f183a8dfc1b6cbf68c397016f989c12b4d52a56a5d136164857a9e32b42c6ad3
SHA512a375a5e12272758d10b57dd5338f2ddb32850f56ac494a5bf3118cf076247a836038f3030b93478b1ecbc4b5a77cf8b30c2d3ddcb4709bdabc4b919ff5b2077f