f712333bbc8b4c99b18a02aa2b4318bbf245d1f69c915f6470264a5c38d508c2

Analysis

max time kernel
147s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
12/07/2024, 18:50

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General

Target

3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Size

109KB
MD5

3e78a8d2667bf948082f7f6cad2c82f1
SHA1

627145099b8edbd8bebc33ffb0871e0104d5b9a3
SHA256

f712333bbc8b4c99b18a02aa2b4318bbf245d1f69c915f6470264a5c38d508c2
SHA512

6f9173a73c4fc8845c2eec2f90731b1f2977e10fa719d914dbe39ba536e9e1b7b77c31b8978d84954205bc71a1591732cb8d74e27e41c95fd0e30b6bbd65f45f
SSDEEP

1536:Rnqtu3abBGy3G8V0iuoKWGq6KfFkWGq6cjTA:RqRMPsKWGqFdkWGqzjTA

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-1-5-21-47134698-4092160662-1261813102-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-47134698-4092160662-1261813102-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	asct.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-1-5-21-47134698-4092160662-1261813102-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-47134698-4092160662-1261813102-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	asct.exe

Executes dropped EXE 2 IoCs

pid	Process
2660	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
3660	asct.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	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	asct.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"	asct.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)	\??\N:	asct.exe
File opened (read-only)	\??\Q:	asct.exe
File opened (read-only)	\??\J:	asct.exe
File opened (read-only)	\??\P:	asct.exe
File opened (read-only)	\??\R:	asct.exe
File opened (read-only)	\??\V:	asct.exe
File opened (read-only)	\??\X:	asct.exe
File opened (read-only)	\??\B:	asct.exe
File opened (read-only)	\??\E:	asct.exe
File opened (read-only)	\??\I:	asct.exe
File opened (read-only)	\??\M:	asct.exe
File opened (read-only)	\??\S:	asct.exe
File opened (read-only)	\??\T:	asct.exe
File opened (read-only)	\??\U:	asct.exe
File opened (read-only)	\??\W:	asct.exe
File opened (read-only)	\??\G:	asct.exe
File opened (read-only)	\??\K:	asct.exe
File opened (read-only)	\??\L:	asct.exe
File opened (read-only)	\??\Z:	asct.exe
File opened (read-only)	\??\H:	asct.exe
File opened (read-only)	\??\O:	asct.exe
File opened (read-only)	\??\Y:	asct.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	\??\c:\windows\SysWOW64\maxtrox.txt	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
File created	\??\c:\windows\SysWOW64\Windows 3D.scr	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
File opened for modification	\??\c:\windows\SysWOW64\maxtrox.txt	asct.exe
File opened for modification	\??\c:\windows\SysWOW64\Windows 3D.scr	asct.exe
File created	\??\c:\windows\SysWOW64\Desktop.sysm	asct.exe
File created	\??\c:\windows\SysWOW64\CommandPrompt.Sysm	asct.exe

Drops file in Program Files directory 27 IoCs

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

Modifies registry class 36 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe"	asct.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm	asct.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon	asct.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe"	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic"	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1"	asct.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct"	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd	asct.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct"	asct.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command	asct.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1"	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt	asct.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe"	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe"	asct.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1"	asct.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt	asct.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1"	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	asct.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	asct.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic"	asct.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon	asct.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command	asct.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2904	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
3660	asct.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 2660	2904	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe	83
PID 2904 wrote to memory of 2660	2904	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe	83
PID 2904 wrote to memory of 2660	2904	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe	83
PID 2904 wrote to memory of 3660	2904	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe	85
PID 2904 wrote to memory of 3660	2904	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe	85
PID 2904 wrote to memory of 3660	2904	3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3e78a8d2667bf948082f7f6cad2c82f1_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:2904
- C:\Users\Admin\AppData\Local\Temp\3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe
  2⤵
  - Executes dropped EXE
  PID:2660
- \??\c:\Documents and Settings\Admin\Application Data\Microsoft\asct.exe
  "c:\Documents and Settings\Admin\Application Data\Microsoft\asct.exe" 3e78a8d2667bf948082f7f6cad2c82f1_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:3660

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\3e78a8d2667bf948082f7f6cad2c82f1_JaffaCakes118.exe

Filesize
27KB

MD5
9dbb82fb602aa42b131c55c5d136dc9c

SHA1
4f6d5c48f68b4a94b08960788b4660b8f6cf318d

SHA256
ca656fda1f8fea01307a97156e105792a40eb2e1968c057643f4bb21e81738df

SHA512
b1f5c52b7e7590625161bbe2f53dfd95bed88ab37b5ae31736c087f61e3b6a449bd782a18f028d869ac2dd9052f4d16254d89f746040f02f1608b5e5cad61328

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

Filesize
82KB

MD5
785fa3efe7c6b97ccc072889e80395c4

SHA1
bebc636bc298cb0173ff23c07a232043fa1a6874

SHA256
8f23b9e5907cdb872898aa837b651c1d4ce8164f281b5aabbac6d79b3a228e23

SHA512
b62a72ce397c433d3140d2b9fd25a9869bf75b4cb42c7a4acea1ef8fe5928aac2d221cf9e2ce4b66ab4a84b61d872ff0d493f83a6c44771f1600951a5d04b94f

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

Filesize
82KB

MD5
23f57851437bb2f7335ad3aad7461563

SHA1
313368b3bbf0c4c40cab94cc18ed14c62c0e7d18

SHA256
cf505b08b553ed98e7e34a0e03ffca42f62912942d995f15972e1e51faa513f6

SHA512
5d34d4319f432d86627fc91c1addef99714002a35fc9690eedc385e1f5c9dff5ba5b289059755fc9e70d367bd587b041b592e5da4ace7f5de8d7a7a26f1d7dad

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