d6d56e8b7afb1e6a78cef3f3975b18f3900a6c402c0dfdb60713ddb2839ed85a

Analysis

max time kernel
148s
max time network
18s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/09/2024, 04:57

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Size

76KB
MD5

ece1fb5c27f398821e0f06789c7e8b96
SHA1

4abf8e2f50df06ed64e2a6b9d28cb050b7c99f93
SHA256

d6d56e8b7afb1e6a78cef3f3975b18f3900a6c402c0dfdb60713ddb2839ed85a
SHA512

c4b3d1c40b0c884880ef591424fe86b8e4ccb059828a35b909cb17b2eb4014a6c1f09c6e128b4d46396a31f7678bd3538c3d9e3d9bf4f26a2771b088fa359a7b
SSDEEP

768:LZVy+DZ4mV+RMO2rhgFwuqCbxTGy/BBGg4NKhLU4dhbDW2+Kv00dX0vN0TlT+XyT:hamlu3hbBGy3G8nhMpDG

Score

10^/10

discovery 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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	nvcv.exe

Executes dropped EXE 1 IoCs

pid	Process
288	nvcv.exe

Loads dropped DLL 2 IoCs

pid	Process
2532	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
2532	ece1fb5c27f398821e0f06789c7e8b96_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	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	nvcv.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"	nvcv.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)	\??\S:	nvcv.exe
File opened (read-only)	\??\W:	nvcv.exe
File opened (read-only)	\??\B:	nvcv.exe
File opened (read-only)	\??\G:	nvcv.exe
File opened (read-only)	\??\H:	nvcv.exe
File opened (read-only)	\??\L:	nvcv.exe
File opened (read-only)	\??\M:	nvcv.exe
File opened (read-only)	\??\V:	nvcv.exe
File opened (read-only)	\??\X:	nvcv.exe
File opened (read-only)	\??\J:	nvcv.exe
File opened (read-only)	\??\K:	nvcv.exe
File opened (read-only)	\??\O:	nvcv.exe
File opened (read-only)	\??\R:	nvcv.exe
File opened (read-only)	\??\U:	nvcv.exe
File opened (read-only)	\??\N:	nvcv.exe
File opened (read-only)	\??\P:	nvcv.exe
File opened (read-only)	\??\Q:	nvcv.exe
File opened (read-only)	\??\T:	nvcv.exe
File opened (read-only)	\??\E:	nvcv.exe
File opened (read-only)	\??\I:	nvcv.exe
File opened (read-only)	\??\Y:	nvcv.exe
File opened (read-only)	\??\Z:	nvcv.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	\??\c:\windows\SysWOW64\Windows 3D.scr	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
File opened for modification	\??\c:\windows\SysWOW64\maxtrox.txt	nvcv.exe
File opened for modification	\??\c:\windows\SysWOW64\Windows 3D.scr	nvcv.exe
File created	\??\c:\windows\SysWOW64\Desktop.sysm	nvcv.exe
File created	\??\c:\windows\SysWOW64\CommandPrompt.Sysm	nvcv.exe
File created	\??\c:\windows\SysWOW64\maxtrox.txt	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe

Drops file in Program Files directory 34 IoCs

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

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nvcv.exe

Modifies registry class 36 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon	nvcv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	nvcv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command	nvcv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon	nvcv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct"	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1"	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic"	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct"	nvcv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt	nvcv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1"	nvcv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	nvcv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe"	nvcv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1"	nvcv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe"	nvcv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command	nvcv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe"	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt	nvcv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic"	nvcv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1"	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd	nvcv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm	nvcv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe"	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2532	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
288	nvcv.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 288	2532	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe	30
PID 2532 wrote to memory of 288	2532	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe	30
PID 2532 wrote to memory of 288	2532	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe	30
PID 2532 wrote to memory of 288	2532	ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118.exe"
1⤵
- Modifies visibility of file extensions in Explorer
- Loads dropped DLL
- 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:2532
- \??\c:\Documents and Settings\Admin\Application Data\Microsoft\nvcv.exe
  "c:\Documents and Settings\Admin\Application Data\Microsoft\nvcv.exe" ece1fb5c27f398821e0f06789c7e8b96_JaffaCakes118
  2⤵
  - 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:288

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
76KB

MD5
f7b6dd0b68f1d7c898b1b995a71df967

SHA1
5786fc60495e9c86fc06d900c6356423a599d362

SHA256
2792676587004d88ee9ed33d6024946333b1215995aed36d6f9cb1b530559dbd

SHA512
7620922b3f2eea786dd8190a3d2003b6280ddaa045b7c9e2e98553e18b8ef6507ceb435740456f78c5a54ced2e61f039104e4886da4ce503bd4010447e60ea94

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads