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Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09/10/2024, 04:20
Static task
static1
Behavioral task
behavioral1
Sample
2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe
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Size
76KB
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MD5
2ab6e7b7483e6772e91f81cd19a2a64e
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SHA1
166e22172561b6990819b45ade6eb8722e788b59
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SHA256
f39813151c75cdf998a2a9022b9a028e39dfd116cc5f37028852747225a8ff25
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SHA512
08b0032dfbc47659713287d919dd62cb6e6e5ea7f21d90ec139a3599c1c913835ac423338d9e2c07d3f8a6666d176276cd7e3df44b081a1f26335fd52d864e90
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SSDEEP
768:QZVy+DZ4mV+RMO2rhgFwuqCbxTGy/BBGg4NKhLU4dhbDW2+Kv00dX0vN0TlT+Xym:iamlu3hbBGy3G8nhMpDn
Malware Config
Signatures
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Modifies visibility of file extensions in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" iznw.exe -
Executes dropped EXE 1 IoCs
pid Process 4836 iznw.exe -
Modifies system executable filetype association 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt iznw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\VisualStyle = "c:\\windows\\system32\\Desktop.sysm" iznw.exe -
Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\P: iznw.exe File opened (read-only) \??\V: iznw.exe File opened (read-only) \??\Y: iznw.exe File opened (read-only) \??\R: iznw.exe File opened (read-only) \??\T: iznw.exe File opened (read-only) \??\G: iznw.exe File opened (read-only) \??\L: iznw.exe File opened (read-only) \??\M: iznw.exe File opened (read-only) \??\U: iznw.exe File opened (read-only) \??\W: iznw.exe File opened (read-only) \??\B: iznw.exe File opened (read-only) \??\E: iznw.exe File opened (read-only) \??\H: iznw.exe File opened (read-only) \??\I: iznw.exe File opened (read-only) \??\J: iznw.exe File opened (read-only) \??\K: iznw.exe File opened (read-only) \??\N: iznw.exe File opened (read-only) \??\O: iznw.exe File opened (read-only) \??\Q: iznw.exe File opened (read-only) \??\S: iznw.exe File opened (read-only) \??\X: iznw.exe File opened (read-only) \??\Z: iznw.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File opened for modification \??\c:\windows\SysWOW64\Windows 3D.scr iznw.exe File created \??\c:\windows\SysWOW64\Desktop.sysm iznw.exe File created \??\c:\windows\SysWOW64\CommandPrompt.Sysm iznw.exe File created \??\c:\windows\SysWOW64\maxtrox.txt 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe File created \??\c:\windows\SysWOW64\Windows 3D.scr 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe File opened for modification \??\c:\windows\SysWOW64\maxtrox.txt iznw.exe -
Drops file in Program Files directory 27 IoCs
description ioc Process File opened for modification \??\c:\Program Files\Internet Explorer\ieinstal.exe iznw.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\plugin-container.exe iznw.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmprph.exe iznw.exe File opened for modification \??\c:\Program Files\Internet Explorer\iediagcmd.exe iznw.exe File opened for modification \??\c:\Program Files\Windows Mail\wabmig.exe iznw.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpnetwk.exe iznw.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpnscfg.exe iznw.exe File opened for modification \??\c:\Program Files\Internet Explorer\iexplore.exe iznw.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\default-browser-agent.exe iznw.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\pingsender.exe iznw.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpshare.exe iznw.exe File opened for modification \??\c:\Program Files\7-Zip\7z.exe iznw.exe File opened for modification \??\c:\Program Files\Internet Explorer\ielowutil.exe iznw.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpconfig.exe iznw.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\updater.exe iznw.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmplayer.exe iznw.exe File opened for modification \??\c:\Program Files\7-Zip\7zFM.exe iznw.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\crashreporter.exe iznw.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmlaunch.exe iznw.exe File opened for modification \??\c:\Program Files\7-Zip\Uninstall.exe iznw.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\maintenanceservice.exe iznw.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\private_browsing.exe iznw.exe File opened for modification \??\c:\Program Files\7-Zip\7zG.exe iznw.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe iznw.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\minidump-analyzer.exe iznw.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\firefox.exe iznw.exe File opened for modification \??\c:\Program Files\Windows Media Player\setup_wm.exe iznw.exe -
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 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iznw.exe -
Modifies registry class 36 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1" 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt iznw.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command iznw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe" 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile iznw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt iznw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1" iznw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe" iznw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe" iznw.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command iznw.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic" 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct" iznw.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon iznw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1" iznw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic" iznw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct" 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe" 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1" 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt iznw.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd iznw.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm iznw.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon iznw.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4212 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe 4836 iznw.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4212 wrote to memory of 4836 4212 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe 85 PID 4212 wrote to memory of 4836 4212 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe 85 PID 4212 wrote to memory of 4836 4212 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes118.exe"1⤵
- Modifies visibility of file extensions in Explorer
- Modifies system executable filetype association
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4212 -
\??\c:\Documents and Settings\Admin\Application Data\Microsoft\iznw.exe"c:\Documents and Settings\Admin\Application Data\Microsoft\iznw.exe" 2ab6e7b7483e6772e91f81cd19a2a64e_JaffaCakes1182⤵
- Modifies visibility of file extensions in Explorer
- Executes dropped EXE
- Modifies system executable filetype association
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4836
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Change Default File Association
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Change Default File Association
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
3Replay Monitor
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Downloads
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Filesize
76KB
MD5107307ee5517c343a1299b46454a43e0
SHA154a88304778f01a0c96482827f1c2a13ecfd739e
SHA2567cd66ea4f72b8badbf41e77df42306ccc39a4b837ea87b1cbf20c26b127eb737
SHA51205109e1d9450fdcc37edfc315d4919305aab89099f9faa942823fab6bfc860abeb1f67bee05f04896e67773288f3fc956cf3052271721967e0635e735c2f91c4
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Filesize
76KB
MD51d7b8cd3783476028f78434e4eecf8ff
SHA17e7479b44627ae6d3275768500db086dee03a97f
SHA25639509a7718bb5530acdf920fa177bc662afc8f4d788553d298e51426bd43764b
SHA51255df5b16421080dbb66230c2591e90f7f236e32095827826658e096d433a04ff3a3b5a4aa506d4ba2ba1a4c4883083719a6cd4a2519b37ed6257157572eb40ec
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Filesize
8B
MD524865ca220aa1936cbac0a57685217c5
SHA137f687cafe79e91eae6cbdffbf2f7ad3975f5e83
SHA256841e95fa333ed89085bfbab19bb658d96ed0c837d25721411233fa55c860c743
SHA512c8d3f514c72f48fed5de9582c4252cf5466a9d32866d8df3631ba9274ed734bb95139e4909e8116a10947fc1afa1dbeb33809da6ec050e6e4eb83d5241aeb062