2a4ec08b736c071b32edee35f2e0c851066954edfc60ca923256c59965f2e594

Analysis

max time kernel
147s
max time network
122s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
09/07/2024, 01:11

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General

Target

2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Size

76KB
MD5

2e7cb57adc0005ffe5b553654e97da96
SHA1

ff7c3d869610d62927eb4ea5232bd1d1db928774
SHA256

2a4ec08b736c071b32edee35f2e0c851066954edfc60ca923256c59965f2e594
SHA512

cd296158831d02e9464b308098b0a8aadb56af7f201e3ab584e0ebad888d81dbe244373fedc81df0379a8cc77142d991d55bba99bed16c0c730d6599687b9586
SSDEEP

768:FembNRqsuhlGOBrhgFwumSCbxTGy/BBGg4NKJJKqUThbJ32+ve7i40vN0TlT+Xk+:rnqdu3abBGy3G8V0iuo2j

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-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	vcda.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-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	vcda.exe

Executes dropped EXE 1 IoCs

pid	Process
1668	vcda.exe

Loads dropped DLL 2 IoCs

pid	Process
2392	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
2392	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.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	vcda.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.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"	vcda.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)	\??\Y:	vcda.exe
File opened (read-only)	\??\Z:	vcda.exe
File opened (read-only)	\??\N:	vcda.exe
File opened (read-only)	\??\O:	vcda.exe
File opened (read-only)	\??\Q:	vcda.exe
File opened (read-only)	\??\S:	vcda.exe
File opened (read-only)	\??\T:	vcda.exe
File opened (read-only)	\??\E:	vcda.exe
File opened (read-only)	\??\J:	vcda.exe
File opened (read-only)	\??\P:	vcda.exe
File opened (read-only)	\??\L:	vcda.exe
File opened (read-only)	\??\U:	vcda.exe
File opened (read-only)	\??\V:	vcda.exe
File opened (read-only)	\??\W:	vcda.exe
File opened (read-only)	\??\X:	vcda.exe
File opened (read-only)	\??\B:	vcda.exe
File opened (read-only)	\??\G:	vcda.exe
File opened (read-only)	\??\I:	vcda.exe
File opened (read-only)	\??\R:	vcda.exe
File opened (read-only)	\??\H:	vcda.exe
File opened (read-only)	\??\K:	vcda.exe
File opened (read-only)	\??\M:	vcda.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	\??\c:\windows\SysWOW64\Windows 3D.scr	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
File opened for modification	\??\c:\windows\SysWOW64\maxtrox.txt	vcda.exe
File opened for modification	\??\c:\windows\SysWOW64\Windows 3D.scr	vcda.exe
File created	\??\c:\windows\SysWOW64\Desktop.sysm	vcda.exe
File created	\??\c:\windows\SysWOW64\CommandPrompt.Sysm	vcda.exe
File created	\??\c:\windows\SysWOW64\maxtrox.txt	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe

Drops file in Program Files directory 34 IoCs

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

Modifies registry class 36 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct"	vcda.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm	vcda.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt	vcda.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	vcda.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe"	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct"	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe"	vcda.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1"	vcda.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1"	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd	vcda.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe"	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon	vcda.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon	vcda.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1"	vcda.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1"	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic"	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic"	vcda.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command	vcda.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe"	vcda.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	vcda.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt	vcda.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command	vcda.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2392	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
1668	vcda.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 1668	2392	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe	30
PID 2392 wrote to memory of 1668	2392	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe	30
PID 2392 wrote to memory of 1668	2392	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe	30
PID 2392 wrote to memory of 1668	2392	2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2e7cb57adc0005ffe5b553654e97da96_JaffaCakes118.exe"
1⤵
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Modifies system executable filetype association
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2392
- \??\c:\Documents and Settings\Admin\Application Data\Microsoft\vcda.exe
  "c:\Documents and Settings\Admin\Application Data\Microsoft\vcda.exe" 2e7cb57adc0005ffe5b553654e97da96_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:1668

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:\windows\SysWOW64\Windows 3D.scr

Filesize
76KB

MD5
28a6e759ecf8082e78fab463e4de6742

SHA1
18a39cc80ca8bd498aed030dd5dc79b9f129c5fd

SHA256
ff36a5005390bb295eeb0abcca64a21aa589776070a1fa2a8d94120d0c650480

SHA512
a91d90a9e56e4e285f4ea1b7e6037e04fc84760c57c0c003fbd3b993eac0eac56a0beab868ebd8cff5e12dc6ce74a4366d9db3114fc2c9dd638edfc9d475f46d

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

Filesize
8B

MD5
24865ca220aa1936cbac0a57685217c5

SHA1
37f687cafe79e91eae6cbdffbf2f7ad3975f5e83

SHA256
841e95fa333ed89085bfbab19bb658d96ed0c837d25721411233fa55c860c743

SHA512
c8d3f514c72f48fed5de9582c4252cf5466a9d32866d8df3631ba9274ed734bb95139e4909e8116a10947fc1afa1dbeb33809da6ec050e6e4eb83d5241aeb062

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\Users\Admin\AppData\Roaming\Microsoft\vcda.exe

Filesize
76KB

MD5
ff1ee436a4374468d755cd3f98259256

SHA1
16b1dd6f00b399476d2c2fb8686de561207a917c

SHA256
394e04f1cef1c3244758e65550d6d51e14c4852cf1a5fde53da6a10cf78c16ea

SHA512
3b430a15a43673920b7a67b9dadb1d3e5da6d29fa58f306ca315d4229bc3bca62bcc6702e0ae5b3a0b9ffe1f5728a92c5c3ccca9e4ef27ec7c6b9fbac62dbbf8

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads