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Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
13/07/2024, 13:44
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Resource
win7-20240704-en
windows7-x64
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Resource
win10v2004-20240709-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
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Size
109KB
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MD5
41eaf6c38e7afce3b340dafdae14729f
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SHA1
56bc96d96c772c49f4a9223c2356bb6b284bcb83
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SHA256
c41661445af226b0ec8b1a4ee7ef14c149808c53edf0c87e316ee44dd9381146
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SHA512
3420fa33605b98f52e01c8261f7e13f98fa7d88ec8474d2efa43d6bb7e7a0ff37c0f3eda38d13bca060832c87cecb036b54abc3710cdcc83b967346e3443070f
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SSDEEP
1536:Onqcu3abBGy3G8V0iuoKWGq6KfFkWGq6cjTA:OqAMPsKWGqFdkWGqzjTA
Score
10/10
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-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" amaa.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" amaa.exe -
Executes dropped EXE 2 IoCs
pid Process 4876 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe 4616 amaa.exe -
Modifies system executable filetype association 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt amaa.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" amaa.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) \??\U: amaa.exe File opened (read-only) \??\Y: amaa.exe File opened (read-only) \??\Z: amaa.exe File opened (read-only) \??\B: amaa.exe File opened (read-only) \??\E: amaa.exe File opened (read-only) \??\H: amaa.exe File opened (read-only) \??\L: amaa.exe File opened (read-only) \??\R: amaa.exe File opened (read-only) \??\W: amaa.exe File opened (read-only) \??\M: amaa.exe File opened (read-only) \??\O: amaa.exe File opened (read-only) \??\P: amaa.exe File opened (read-only) \??\S: amaa.exe File opened (read-only) \??\T: amaa.exe File opened (read-only) \??\N: amaa.exe File opened (read-only) \??\Q: amaa.exe File opened (read-only) \??\V: amaa.exe File opened (read-only) \??\G: amaa.exe File opened (read-only) \??\I: amaa.exe File opened (read-only) \??\J: amaa.exe File opened (read-only) \??\K: amaa.exe File opened (read-only) \??\X: amaa.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File created \??\c:\windows\SysWOW64\maxtrox.txt 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe File created \??\c:\windows\SysWOW64\Windows 3D.scr 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe File opened for modification \??\c:\windows\SysWOW64\maxtrox.txt amaa.exe File opened for modification \??\c:\windows\SysWOW64\Windows 3D.scr amaa.exe File created \??\c:\windows\SysWOW64\Desktop.sysm amaa.exe File created \??\c:\windows\SysWOW64\CommandPrompt.Sysm amaa.exe -
Drops file in Program Files directory 28 IoCs
description ioc Process File opened for modification \??\c:\Program Files\Internet Explorer\ielowutil.exe amaa.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\default-browser-agent.exe amaa.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\firefox.exe amaa.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\minidump-analyzer.exe amaa.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\pingsender.exe amaa.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmlaunch.exe amaa.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpnetwk.exe amaa.exe File opened for modification \??\c:\Program Files\7-Zip\7zG.exe amaa.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\updater.exe amaa.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmplayer.exe amaa.exe File opened for modification \??\c:\Program Files\7-Zip\7z.exe amaa.exe File opened for modification \??\c:\Program Files\7-Zip\7zFM.exe amaa.exe File opened for modification \??\c:\Program Files\Internet Explorer\ieinstal.exe amaa.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\plugin-container.exe amaa.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\private_browsing.exe amaa.exe File opened for modification \??\c:\Program Files\CompareConvert.exe amaa.exe File opened for modification \??\c:\Program Files\Internet Explorer\iexplore.exe amaa.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe amaa.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmprph.exe amaa.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpshare.exe amaa.exe File opened for modification \??\c:\Program Files\7-Zip\Uninstall.exe amaa.exe File opened for modification \??\c:\Program Files\Internet Explorer\iediagcmd.exe amaa.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\maintenanceservice.exe amaa.exe File opened for modification \??\c:\Program Files\Windows Media Player\setup_wm.exe amaa.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpnscfg.exe amaa.exe File opened for modification \??\c:\Program Files\Mozilla Firefox\crashreporter.exe amaa.exe File opened for modification \??\c:\Program Files\Windows Mail\wabmig.exe amaa.exe File opened for modification \??\c:\Program Files\Windows Media Player\wmpconfig.exe amaa.exe -
Modifies registry class 36 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct" amaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe" amaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt amaa.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon amaa.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command amaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1" amaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic" amaa.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe" 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1" 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm amaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic" 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile amaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct" 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon amaa.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command amaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe" 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1" 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt amaa.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt amaa.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd amaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1" amaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe" amaa.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4424 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe 4616 amaa.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4424 wrote to memory of 4876 4424 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe 85 PID 4424 wrote to memory of 4876 4424 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe 85 PID 4424 wrote to memory of 4876 4424 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe 85 PID 4424 wrote to memory of 4616 4424 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe 86 PID 4424 wrote to memory of 4616 4424 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe 86 PID 4424 wrote to memory of 4616 4424 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe"1⤵
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Modifies system executable filetype association
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4424 -
C:\Users\Admin\AppData\Local\Temp\41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe2⤵
- Executes dropped EXE
PID:4876
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\??\c:\Documents and Settings\Admin\Application Data\Microsoft\amaa.exe"c:\Documents and Settings\Admin\Application Data\Microsoft\amaa.exe" 41eaf6c38e7afce3b340dafdae14729f_JaffaCakes1182⤵
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files 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
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4616
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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
2Hidden Files and Directories
2Modify Registry
4Replay Monitor
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Downloads
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Filesize
27KB
MD59dbb82fb602aa42b131c55c5d136dc9c
SHA14f6d5c48f68b4a94b08960788b4660b8f6cf318d
SHA256ca656fda1f8fea01307a97156e105792a40eb2e1968c057643f4bb21e81738df
SHA512b1f5c52b7e7590625161bbe2f53dfd95bed88ab37b5ae31736c087f61e3b6a449bd782a18f028d869ac2dd9052f4d16254d89f746040f02f1608b5e5cad61328
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Filesize
82KB
MD5532c1a0419ed089583f49b86251a19a3
SHA1c9c30355b47bf0a58e5a39f33f47b3e5ed3a8a7a
SHA256c3b947b0598d5312e2f83124314164ecf7d4a298860a236ed0865e997256c4a1
SHA512fe9bf61df6455654e52d2801c52372b586cbb40872a6c984082d3550f897c57b1ba0ac7525271bd8e90595d2d3e4e9bdb6c7e875aa44f65a560c19b284aad7c9
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Filesize
82KB
MD52918cc60c58212822b914a730a8f957c
SHA116feb96a68415de0b1da663f021c85102bf9b85a
SHA2562a56d6486023eb07ddf36b149852944a55ee94ecd7bc3d42a654152a5ea4dd48
SHA512697cc894a56d3b6c8dbcbdc831290f48d1d735a4eeea451504f597eca89d4a17fd405e0173152ac09c54e04594c503ab46d7d92b89bfaeab22b559ebdbe322c1
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Filesize
8B
MD524865ca220aa1936cbac0a57685217c5
SHA137f687cafe79e91eae6cbdffbf2f7ad3975f5e83
SHA256841e95fa333ed89085bfbab19bb658d96ed0c837d25721411233fa55c860c743
SHA512c8d3f514c72f48fed5de9582c4252cf5466a9d32866d8df3631ba9274ed734bb95139e4909e8116a10947fc1afa1dbeb33809da6ec050e6e4eb83d5241aeb062