Analysis
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max time kernel
151s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 10:41
Static task
static1
Behavioral task
behavioral1
Sample
18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe
Resource
win10v2004-20221111-en
General
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Target
18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe
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Size
76KB
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MD5
fd1dac37375968fb0bd76f953464d78c
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SHA1
8d3b532b776b1fd85732deb2d23e720ff289a1ef
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SHA256
18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf
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SHA512
5686d1322c598665628fb6dca525d879353cd94260217159b334b3c6d5faa10fa2c0dc9ea1a6f2d915c76d07989c2859617d22c92b2adbac5fe2753fe76a5981
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SSDEEP
768:1embNRqsuhlGOBrhgFwumSCbxTGy/BBGg4NKJJKqUThbJ32+ve7i40vN0TlT+Xk+:7nqdu3abBGy3G8V0iuo2j
Malware Config
Signatures
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Modifies system executable filetype association 2 TTPs 2 IoCs
Processes:
18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exeaiza.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt aiza.exe -
Modifies visibility of file extensions in Explorer 2 TTPs 2 IoCs
Processes:
18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exeaiza.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" aiza.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
Processes:
18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exeaiza.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" aiza.exe -
Executes dropped EXE 1 IoCs
Processes:
aiza.exepid process 1392 aiza.exe -
Loads dropped DLL 2 IoCs
Processes:
18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exepid process 1476 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe 1476 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
aiza.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run aiza.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VisualStyle = "c:\\windows\\system32\\Desktop.sysm" aiza.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
aiza.exedescription ioc process File opened (read-only) \??\N: aiza.exe File opened (read-only) \??\R: aiza.exe File opened (read-only) \??\W: aiza.exe File opened (read-only) \??\Z: aiza.exe File opened (read-only) \??\F: aiza.exe File opened (read-only) \??\L: aiza.exe File opened (read-only) \??\P: aiza.exe File opened (read-only) \??\X: aiza.exe File opened (read-only) \??\J: aiza.exe File opened (read-only) \??\M: aiza.exe File opened (read-only) \??\G: aiza.exe File opened (read-only) \??\H: aiza.exe File opened (read-only) \??\Q: aiza.exe File opened (read-only) \??\S: aiza.exe File opened (read-only) \??\T: aiza.exe File opened (read-only) \??\U: aiza.exe File opened (read-only) \??\B: aiza.exe File opened (read-only) \??\E: aiza.exe File opened (read-only) \??\V: aiza.exe File opened (read-only) \??\Y: aiza.exe File opened (read-only) \??\O: aiza.exe File opened (read-only) \??\I: aiza.exe File opened (read-only) \??\K: aiza.exe -
Drops file in System32 directory 6 IoCs
Processes:
aiza.exe18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exedescription ioc process File created \??\c:\windows\SysWOW64\CommandPrompt.Sysm aiza.exe File created \??\c:\windows\SysWOW64\maxtrox.txt 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe File created \??\c:\windows\SysWOW64\Windows 3D.scr 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe File opened for modification \??\c:\windows\SysWOW64\maxtrox.txt aiza.exe File opened for modification \??\c:\windows\SysWOW64\Windows 3D.scr aiza.exe File created \??\c:\windows\SysWOW64\Desktop.sysm aiza.exe -
Drops file in Program Files directory 34 IoCs
Processes:
aiza.exedescription ioc process File opened for modification \??\c:\Program Files\Mozilla Firefox\plugin-hang-ui.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Defender\MSASCui.exe aiza.exe File opened for modification \??\c:\Program Files\Internet Explorer\iexplore.exe aiza.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\pingsender.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmplayer.exe aiza.exe File opened for modification \??\c:\Program Files\7-Zip\7z.exe aiza.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\default-browser-agent.exe aiza.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\maintenanceservice.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpenc.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmprph.exe aiza.exe File opened for modification \??\c:\Program Files\Internet Explorer\ieinstal.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Defender\MpCmdRun.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Media Player\WMPDMC.exe aiza.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\updater.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Journal\PDIALOG.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Mail\wab.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmlaunch.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpnscfg.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Sidebar\sidebar.exe aiza.exe File opened for modification \??\c:\Program Files\7-Zip\7zFM.exe aiza.exe File opened for modification \??\c:\Program Files\7-Zip\Uninstall.exe aiza.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\crashreporter.exe aiza.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\firefox.exe aiza.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\minidump-analyzer.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpconfig.exe aiza.exe File opened for modification \??\c:\Program Files\Internet Explorer\iediagcmd.exe aiza.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\plugin-container.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Mail\wabmig.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpnetwk.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Media Player\WMPSideShowGadget.exe aiza.exe File opened for modification \??\c:\Program Files\7-Zip\7zG.exe aiza.exe File opened for modification \??\c:\Program Files\Internet Explorer\ielowutil.exe aiza.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe aiza.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpshare.exe aiza.exe -
Modifies registry class 36 IoCs
Processes:
aiza.exe18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1" aiza.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct" aiza.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic" aiza.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command aiza.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt aiza.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command aiza.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt aiza.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon aiza.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe" 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe" 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1" 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm aiza.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe" aiza.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1" 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd aiza.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt aiza.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic" 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon aiza.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe" aiza.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1" aiza.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct" 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile aiza.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exeaiza.exepid process 1476 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe 1392 aiza.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exedescription pid process target process PID 1476 wrote to memory of 1392 1476 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe aiza.exe PID 1476 wrote to memory of 1392 1476 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe aiza.exe PID 1476 wrote to memory of 1392 1476 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe aiza.exe PID 1476 wrote to memory of 1392 1476 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe aiza.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.exe"C:\Users\Admin\AppData\Local\Temp\18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf.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
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\??\c:\Documents and Settings\Admin\Application Data\Microsoft\aiza.exe"c:\Documents and Settings\Admin\Application Data\Microsoft\aiza.exe" 18115d817884570ed3efadef8cb0fb015b8e40fad700e1d0b9e9827a29dcffaf2⤵
- 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
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\aiza.exeFilesize
76KB
MD5000153aa61c05ded92145895bf055e1a
SHA128b5b2c3fb1d7d26a8ba86ca1bc1fc2e134742a3
SHA2561f60d2861ea66166288a05e01d93e15ed791b596e344fd16e98aa61b6761f6ac
SHA512cf9907f5b8fe3bda58335f0cacff087196b6ce1e79d4631a0a43fc11518bbdd4dff11c1bef6ced3ca73123b9ec6b0861b4c10c04dd8b1d0b37494c6df2f3e93f
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\??\c:\Documents and Settings\Admin\Application Data\Microsoft\aiza.exeFilesize
76KB
MD5000153aa61c05ded92145895bf055e1a
SHA128b5b2c3fb1d7d26a8ba86ca1bc1fc2e134742a3
SHA2561f60d2861ea66166288a05e01d93e15ed791b596e344fd16e98aa61b6761f6ac
SHA512cf9907f5b8fe3bda58335f0cacff087196b6ce1e79d4631a0a43fc11518bbdd4dff11c1bef6ced3ca73123b9ec6b0861b4c10c04dd8b1d0b37494c6df2f3e93f
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\??\c:\windows\SysWOW64\Windows 3D.scrMD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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\??\c:\windows\SysWOW64\maxtrox.txtFilesize
8B
MD524865ca220aa1936cbac0a57685217c5
SHA137f687cafe79e91eae6cbdffbf2f7ad3975f5e83
SHA256841e95fa333ed89085bfbab19bb658d96ed0c837d25721411233fa55c860c743
SHA512c8d3f514c72f48fed5de9582c4252cf5466a9d32866d8df3631ba9274ed734bb95139e4909e8116a10947fc1afa1dbeb33809da6ec050e6e4eb83d5241aeb062
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\Users\Admin\AppData\Roaming\Microsoft\aiza.exeFilesize
76KB
MD5000153aa61c05ded92145895bf055e1a
SHA128b5b2c3fb1d7d26a8ba86ca1bc1fc2e134742a3
SHA2561f60d2861ea66166288a05e01d93e15ed791b596e344fd16e98aa61b6761f6ac
SHA512cf9907f5b8fe3bda58335f0cacff087196b6ce1e79d4631a0a43fc11518bbdd4dff11c1bef6ced3ca73123b9ec6b0861b4c10c04dd8b1d0b37494c6df2f3e93f
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\Users\Admin\AppData\Roaming\Microsoft\aiza.exeFilesize
76KB
MD5000153aa61c05ded92145895bf055e1a
SHA128b5b2c3fb1d7d26a8ba86ca1bc1fc2e134742a3
SHA2561f60d2861ea66166288a05e01d93e15ed791b596e344fd16e98aa61b6761f6ac
SHA512cf9907f5b8fe3bda58335f0cacff087196b6ce1e79d4631a0a43fc11518bbdd4dff11c1bef6ced3ca73123b9ec6b0861b4c10c04dd8b1d0b37494c6df2f3e93f
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memory/1392-58-0x0000000000000000-mapping.dmp