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Analysis
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max time kernel
119s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
07/08/2024, 00:28
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
33ecfd22acdcc5c13789cead1b4dd520N.exe
Resource
win7-20240704-en
windows7-x64
9 signatures
120 seconds
Behavioral task
behavioral2
Sample
33ecfd22acdcc5c13789cead1b4dd520N.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
120 seconds
General
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Target
33ecfd22acdcc5c13789cead1b4dd520N.exe
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Size
96KB
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MD5
33ecfd22acdcc5c13789cead1b4dd520
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SHA1
d8a5e739f4ee7a5d6cbe921463221d236a7a3925
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SHA256
5893bd4bad1fe837d8ca85d0adfe3c3041308d5bfad70b28cdf6ad2a005331dd
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SHA512
4578b809b5d2235377f6a20e3c9c3d516bbf298af0189223c87a807fb35dd6e610bbb214deba2cb2d70e19230453548d316d7c26e2f287a18b2fa6b175123424
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SSDEEP
1536:4MeSb99e8Q89H1UbLSLeocTzFJ0T72VpIc:hDe4eBTzFJ0T728c
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 33ecfd22acdcc5c13789cead1b4dd520N.exe Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" voobiiw.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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation 33ecfd22acdcc5c13789cead1b4dd520N.exe -
Executes dropped EXE 1 IoCs
pid Process 4900 voobiiw.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /p" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /x" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /e" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /s" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /r" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /k" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /w" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /t" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /o" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /l" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /i" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /n" 33ecfd22acdcc5c13789cead1b4dd520N.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /q" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /b" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /u" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /j" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /d" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /n" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /v" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /h" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /f" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /c" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /a" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /g" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /z" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /y" voobiiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\voobiiw = "C:\\Users\\Admin\\voobiiw.exe /m" voobiiw.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 33ecfd22acdcc5c13789cead1b4dd520N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language voobiiw.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4256 33ecfd22acdcc5c13789cead1b4dd520N.exe 4256 33ecfd22acdcc5c13789cead1b4dd520N.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe 4900 voobiiw.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4256 33ecfd22acdcc5c13789cead1b4dd520N.exe 4900 voobiiw.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4256 wrote to memory of 4900 4256 33ecfd22acdcc5c13789cead1b4dd520N.exe 86 PID 4256 wrote to memory of 4900 4256 33ecfd22acdcc5c13789cead1b4dd520N.exe 86 PID 4256 wrote to memory of 4900 4256 33ecfd22acdcc5c13789cead1b4dd520N.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\33ecfd22acdcc5c13789cead1b4dd520N.exe"C:\Users\Admin\AppData\Local\Temp\33ecfd22acdcc5c13789cead1b4dd520N.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4256 -
C:\Users\Admin\voobiiw.exe"C:\Users\Admin\voobiiw.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
PID:4900
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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
96KB
MD587c3911f91babc6cea17b8a14f78c83f
SHA187d60e849cd3dda6ecc5787d2b545bb86e4f7540
SHA2562aa8e4420b9e935c396afa9762d7c3054436fa4063e156d4c9f1b8543573c52f
SHA51206073f29684641a1055fc3231b2bc138c72ab72a3576b6e1c77644f75395e69b1909f6851732d8e84a46899871f950a4c09bdd9c057269a213d986ea67b0a627