Analysis
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max time kernel
153s -
max time network
30s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 10:40
Static task
static1
Behavioral task
behavioral1
Sample
e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Resource
win10v2004-20221111-en
General
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Target
e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
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Size
76KB
-
MD5
09831f036dd3defd2e826e5b3f05a08b
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SHA1
88c539a6a99737828bffee9b11bcd685ac146714
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SHA256
e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96
-
SHA512
fc972dc9b29c416379822b7c169773cda23495da3a06ae0c86a4444ec5dc8006ac8d025fef38aa6518b6eef2eb790d3680039192d15ba77bd32c5cea0713df91
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SSDEEP
768:NembNRqsuhlGOBrhgFwumSCbxTGy/BBGg4NKJJKqUThbJ32+ve7i40vN0TlT+Xkj:Dnqdu3abBGy3G8V0iuo2i
Malware Config
Signatures
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Modifies system executable filetype association 2 TTPs 2 IoCs
Processes:
e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exescnv.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt scnv.exe -
Modifies visibility of file extensions in Explorer 2 TTPs 2 IoCs
Processes:
e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exescnv.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" scnv.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
Processes:
e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exescnv.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" scnv.exe -
Executes dropped EXE 1 IoCs
Processes:
scnv.exepid process 1360 scnv.exe -
Loads dropped DLL 2 IoCs
Processes:
e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exepid process 1544 e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe 1544 e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
scnv.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run scnv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VisualStyle = "c:\\windows\\system32\\Desktop.sysm" scnv.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
scnv.exedescription ioc process File opened (read-only) \??\B: scnv.exe File opened (read-only) \??\E: scnv.exe File opened (read-only) \??\N: scnv.exe File opened (read-only) \??\R: scnv.exe File opened (read-only) \??\T: scnv.exe File opened (read-only) \??\Z: scnv.exe File opened (read-only) \??\K: scnv.exe File opened (read-only) \??\L: scnv.exe File opened (read-only) \??\O: scnv.exe File opened (read-only) \??\X: scnv.exe File opened (read-only) \??\Y: scnv.exe File opened (read-only) \??\F: scnv.exe File opened (read-only) \??\G: scnv.exe File opened (read-only) \??\I: scnv.exe File opened (read-only) \??\J: scnv.exe File opened (read-only) \??\M: scnv.exe File opened (read-only) \??\W: scnv.exe File opened (read-only) \??\H: scnv.exe File opened (read-only) \??\P: scnv.exe File opened (read-only) \??\Q: scnv.exe File opened (read-only) \??\S: scnv.exe File opened (read-only) \??\U: scnv.exe File opened (read-only) \??\V: scnv.exe -
Drops file in System32 directory 6 IoCs
Processes:
scnv.exee65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exedescription ioc process File created \??\c:\windows\SysWOW64\CommandPrompt.Sysm scnv.exe File created \??\c:\windows\SysWOW64\maxtrox.txt e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe File created \??\c:\windows\SysWOW64\Windows 3D.scr e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe File opened for modification \??\c:\windows\SysWOW64\maxtrox.txt scnv.exe File opened for modification \??\c:\windows\SysWOW64\Windows 3D.scr scnv.exe File created \??\c:\windows\SysWOW64\Desktop.sysm scnv.exe -
Drops file in Program Files directory 34 IoCs
Processes:
scnv.exedescription ioc process File opened for modification \??\c:\Program Files\Mozilla Firefox\updater.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpconfig.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmprph.exe scnv.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\minidump-analyzer.exe scnv.exe File opened for modification \??\c:\Program Files\Internet Explorer\iexplore.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmplayer.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpshare.exe scnv.exe File opened for modification \??\c:\Program Files\Internet Explorer\iediagcmd.exe scnv.exe File opened for modification \??\c:\Program Files\Internet Explorer\ielowutil.exe scnv.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\maintenanceservice.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Mail\wab.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmlaunch.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Media Player\WMPDMC.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Media Player\WMPSideShowGadget.exe scnv.exe File opened for modification \??\c:\Program Files\7-Zip\Uninstall.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Mail\wabmig.exe scnv.exe File opened for modification \??\c:\Program Files\7-Zip\7zFM.exe scnv.exe File opened for modification \??\c:\Program Files\Internet Explorer\ieinstal.exe scnv.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\default-browser-agent.exe scnv.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\plugin-container.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Journal\PDIALOG.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpnetwk.exe scnv.exe File opened for modification \??\c:\Program Files\7-Zip\7z.exe scnv.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\plugin-hang-ui.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Defender\MpCmdRun.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Sidebar\sidebar.exe scnv.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe scnv.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\firefox.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Defender\MSASCui.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpenc.exe scnv.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpnscfg.exe scnv.exe File opened for modification \??\c:\Program Files\7-Zip\7zG.exe scnv.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\pingsender.exe scnv.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\crashreporter.exe scnv.exe -
Modifies registry class 36 IoCs
Processes:
e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exescnv.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic" e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt scnv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct" scnv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command scnv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct" e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon scnv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe" e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile scnv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt scnv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe" scnv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1" scnv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt scnv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe" scnv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command scnv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1" scnv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe" e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1" e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm scnv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic" scnv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon scnv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd scnv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1" e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exescnv.exepid process 1544 e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe 1360 scnv.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exedescription pid process target process PID 1544 wrote to memory of 1360 1544 e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe scnv.exe PID 1544 wrote to memory of 1360 1544 e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe scnv.exe PID 1544 wrote to memory of 1360 1544 e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe scnv.exe PID 1544 wrote to memory of 1360 1544 e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe scnv.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe"C:\Users\Admin\AppData\Local\Temp\e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe"1⤵
- Modifies system executable filetype association
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1544 -
\??\c:\Documents and Settings\Admin\Application Data\Microsoft\scnv.exe"c:\Documents and Settings\Admin\Application Data\Microsoft\scnv.exe" e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e962⤵
- Modifies system executable filetype association
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1360
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
-
Filesize
76KB
MD5b4d0a8f87c3287583effc8839ce21fce
SHA17d062711e354729c3db80846d77a0b9627b30f51
SHA256e68f7f8dd26a009f599857aa5cc6d4e714669e5d1663301dc742db698363764a
SHA512e9a7d6dadf2b116f1dc057228a8132cc8fff7daf5b95366a726a23951b17f4418b7f94a558389004913262b7bf4d2e9a08c1a2a1b3d518962158b0f657b68e99
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Filesize
76KB
MD5b4d0a8f87c3287583effc8839ce21fce
SHA17d062711e354729c3db80846d77a0b9627b30f51
SHA256e68f7f8dd26a009f599857aa5cc6d4e714669e5d1663301dc742db698363764a
SHA512e9a7d6dadf2b116f1dc057228a8132cc8fff7daf5b95366a726a23951b17f4418b7f94a558389004913262b7bf4d2e9a08c1a2a1b3d518962158b0f657b68e99
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Filesize
76KB
MD5ca0980581a367ec39456980547f6b495
SHA18acb0ebf6ae5caab0bee859a1e4cad8b13c23640
SHA25627a9b29c3a7428532573e31c507d95e49c0760e0300b8f724d7a827fb8c9fef8
SHA512326741a05ea07f4f03c31524be6d7b9e45e8ad77d3ca86669f1b1d1e08039f900774c55583b627e4bde7fc903c86098cf0e1a4c74dd197f278e1a52c683691f6
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Filesize
8B
MD524865ca220aa1936cbac0a57685217c5
SHA137f687cafe79e91eae6cbdffbf2f7ad3975f5e83
SHA256841e95fa333ed89085bfbab19bb658d96ed0c837d25721411233fa55c860c743
SHA512c8d3f514c72f48fed5de9582c4252cf5466a9d32866d8df3631ba9274ed734bb95139e4909e8116a10947fc1afa1dbeb33809da6ec050e6e4eb83d5241aeb062
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Filesize
76KB
MD5b4d0a8f87c3287583effc8839ce21fce
SHA17d062711e354729c3db80846d77a0b9627b30f51
SHA256e68f7f8dd26a009f599857aa5cc6d4e714669e5d1663301dc742db698363764a
SHA512e9a7d6dadf2b116f1dc057228a8132cc8fff7daf5b95366a726a23951b17f4418b7f94a558389004913262b7bf4d2e9a08c1a2a1b3d518962158b0f657b68e99
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Filesize
76KB
MD5b4d0a8f87c3287583effc8839ce21fce
SHA17d062711e354729c3db80846d77a0b9627b30f51
SHA256e68f7f8dd26a009f599857aa5cc6d4e714669e5d1663301dc742db698363764a
SHA512e9a7d6dadf2b116f1dc057228a8132cc8fff7daf5b95366a726a23951b17f4418b7f94a558389004913262b7bf4d2e9a08c1a2a1b3d518962158b0f657b68e99