4b12203e032bb8484ca2a8c750e03c3b521faf764ed007f60b585460c3ff7454

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
22/07/2024, 23:07

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General

Target

652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Size

200KB
MD5

652b5270526defb12f4a53b15fbf44a9
SHA1

2b63588cc29c6572ffc98d327c4011e84784ff49
SHA256

4b12203e032bb8484ca2a8c750e03c3b521faf764ed007f60b585460c3ff7454
SHA512

7050d000d621ffcd0ecdecbb13fb60075384db6152d53e222241098c934d53302b91b1099ea1462cc347a532f69fb6c20c6cb75f22e9c92a44688d207afe8651
SSDEEP

3072:sqhMPsRu0hG2thtCwefLmXA2Q8y4Oyu0ZhuW+jyjXZ0nSV:sqhMPsRu014XmXAWy4OyvuWtV

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visibility of file extensions in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	avc.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	avc.exe

Executes dropped EXE 2 IoCs

pid	Process
2636	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
1432	avc.exe

Modifies system executable filetype association 2 TTPs 2 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	avc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\VisualStyle = "c:\\windows\\system32\\Desktop.sysm"	avc.exe

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\E:	avc.exe
File opened (read-only)	\??\J:	avc.exe
File opened (read-only)	\??\M:	avc.exe
File opened (read-only)	\??\P:	avc.exe
File opened (read-only)	\??\Q:	avc.exe
File opened (read-only)	\??\W:	avc.exe
File opened (read-only)	\??\I:	avc.exe
File opened (read-only)	\??\N:	avc.exe
File opened (read-only)	\??\T:	avc.exe
File opened (read-only)	\??\U:	avc.exe
File opened (read-only)	\??\R:	avc.exe
File opened (read-only)	\??\S:	avc.exe
File opened (read-only)	\??\X:	avc.exe
File opened (read-only)	\??\Y:	avc.exe
File opened (read-only)	\??\Z:	avc.exe
File opened (read-only)	\??\B:	avc.exe
File opened (read-only)	\??\G:	avc.exe
File opened (read-only)	\??\H:	avc.exe
File opened (read-only)	\??\K:	avc.exe
File opened (read-only)	\??\L:	avc.exe
File opened (read-only)	\??\O:	avc.exe
File opened (read-only)	\??\V:	avc.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	\??\c:\windows\SysWOW64\maxtrox.txt	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
File created	\??\c:\windows\SysWOW64\Windows 3D.scr	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
File opened for modification	\??\c:\windows\SysWOW64\maxtrox.txt	avc.exe
File opened for modification	\??\c:\windows\SysWOW64\Windows 3D.scr	avc.exe
File created	\??\c:\windows\SysWOW64\Desktop.sysm	avc.exe
File created	\??\c:\windows\SysWOW64\CommandPrompt.Sysm	avc.exe

Drops file in Program Files directory 27 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\7-Zip\7zFM.exe	avc.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmpconfig.exe	avc.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmpshare.exe	avc.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\setup_wm.exe	avc.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\firefox.exe	avc.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	avc.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\plugin-container.exe	avc.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmpnetwk.exe	avc.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\crashreporter.exe	avc.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\default-browser-agent.exe	avc.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\maintenanceservice.exe	avc.exe
File opened for modification	\??\c:\Program Files\Internet Explorer\iediagcmd.exe	avc.exe
File opened for modification	\??\c:\Program Files\7-Zip\Uninstall.exe	avc.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\minidump-analyzer.exe	avc.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\updater.exe	avc.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\private_browsing.exe	avc.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmpnscfg.exe	avc.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmprph.exe	avc.exe
File opened for modification	\??\c:\Program Files\7-Zip\7z.exe	avc.exe
File opened for modification	\??\c:\Program Files\7-Zip\7zG.exe	avc.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\pingsender.exe	avc.exe
File opened for modification	\??\c:\Program Files\Windows Mail\wabmig.exe	avc.exe
File opened for modification	\??\c:\Program Files\Internet Explorer\ieinstal.exe	avc.exe
File opened for modification	\??\c:\Program Files\Internet Explorer\ielowutil.exe	avc.exe
File opened for modification	\??\c:\Program Files\Internet Explorer\iexplore.exe	avc.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmlaunch.exe	avc.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmplayer.exe	avc.exe

Modifies registry class 36 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1"	avc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic"	avc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt	avc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe"	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt	avc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1"	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	avc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe"	avc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	avc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon	avc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command	avc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct"	avc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon	avc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1"	avc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm	avc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe"	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command	avc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe"	avc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct"	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic"	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1"	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd	avc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2400	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
1432	avc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 2636	2400	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe	83
PID 2400 wrote to memory of 2636	2400	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe	83
PID 2400 wrote to memory of 2636	2400	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe	83
PID 2400 wrote to memory of 1432	2400	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe	84
PID 2400 wrote to memory of 1432	2400	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe	84
PID 2400 wrote to memory of 1432	2400	652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\652b5270526defb12f4a53b15fbf44a9_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:2400
- C:\Users\Admin\AppData\Local\Temp\652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe
  2⤵
  - Executes dropped EXE
  PID:2636
- \??\c:\Documents and Settings\Admin\Application Data\Microsoft\avc.exe
  "c:\Documents and Settings\Admin\Application Data\Microsoft\avc.exe" 652b5270526defb12f4a53b15fbf44a9_JaffaCakes118
  2⤵
  - 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:1432

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\652b5270526defb12f4a53b15fbf44a9_JaffaCakes118.exe

Filesize
117KB

MD5
58edf2e5aaddef293e8b7cf4cc9417c9

SHA1
5c98e3ca2b0647facf790134a082615286f9b677

SHA256
fc3d36aa2debf6e9cd3d2108f64e2ee840e44d2f289ad8eb8c364dc7c96ef8ba

SHA512
90a2ba6bb5e2ba55c14fd264dd4fb166654609929b7b2ce48d2a7e42ec936e15145e6f4c94e3aeb78dd46b7bcebd141dc9a1bfb0427cdad369795910de589ffa

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\avc.exe

Filesize
82KB

MD5
23a6b58e5b7907352e150f34cf631c54

SHA1
f4bd2ce6243010ee2ad6410225437a3af7821c02

SHA256
b1190edb5c69f45ff25bfe32684f40b0049c7d0a053c72450c29b7505a4862c2

SHA512
ab27d9870e11fa5c9e3df0e93c4ebbf747bf6bdda0c9555722e855cba8f19ada3353b4f55ab35084a0b501827f3ded611e3a13ce4f50fec3e602ad68dc3e934c

Download Submit
\??\c:\windows\SysWOW64\Windows 3D.scr

Filesize
82KB

MD5
cb2a556228a2f519dc4705de022a5b1d

SHA1
64779a85567bd9149e5e046cc0c9da4496dc7392

SHA256
a5ee95d8f563d0895deaa67a0b6053eb1918db6c72386b8c6ebb63447afa5789

SHA512
cb67280b71ea2e30a12c073ec80f36bb99ece27ae739967aa61c10827b083264f9c2456af3e44648539760f9f91905ef256225f0fb11de552f676d49f63572a1

Download Submit
\??\c:\windows\SysWOW64\maxtrox.txt

Filesize
8B

MD5
24865ca220aa1936cbac0a57685217c5

SHA1
37f687cafe79e91eae6cbdffbf2f7ad3975f5e83

SHA256
841e95fa333ed89085bfbab19bb658d96ed0c837d25721411233fa55c860c743

SHA512
c8d3f514c72f48fed5de9582c4252cf5466a9d32866d8df3631ba9274ed734bb95139e4909e8116a10947fc1afa1dbeb33809da6ec050e6e4eb83d5241aeb062

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads