c41661445af226b0ec8b1a4ee7ef14c149808c53edf0c87e316ee44dd9381146

Analysis

max time kernel
147s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
13/07/2024, 13:44

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General

Target

41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Size

109KB
MD5

41eaf6c38e7afce3b340dafdae14729f
SHA1

56bc96d96c772c49f4a9223c2356bb6b284bcb83
SHA256

c41661445af226b0ec8b1a4ee7ef14c149808c53edf0c87e316ee44dd9381146
SHA512

3420fa33605b98f52e01c8261f7e13f98fa7d88ec8474d2efa43d6bb7e7a0ff37c0f3eda38d13bca060832c87cecb036b54abc3710cdcc83b967346e3443070f
SSDEEP

1536:Onqcu3abBGy3G8V0iuoKWGq6KfFkWGq6cjTA:OqAMPsKWGqFdkWGqzjTA

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"	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	amaa.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"	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	amaa.exe

Executes dropped EXE 2 IoCs

pid	Process
2392	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
808	amaa.exe

Loads dropped DLL 4 IoCs

pid	Process
600	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
600	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
600	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
600	41eaf6c38e7afce3b340dafdae14729f_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	amaa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	41eaf6c38e7afce3b340dafdae14729f_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"	amaa.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)	\??\V:	amaa.exe
File opened (read-only)	\??\B:	amaa.exe
File opened (read-only)	\??\G:	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)	\??\X:	amaa.exe
File opened (read-only)	\??\K:	amaa.exe
File opened (read-only)	\??\L:	amaa.exe
File opened (read-only)	\??\M:	amaa.exe
File opened (read-only)	\??\O:	amaa.exe
File opened (read-only)	\??\E:	amaa.exe
File opened (read-only)	\??\H:	amaa.exe
File opened (read-only)	\??\N:	amaa.exe
File opened (read-only)	\??\U:	amaa.exe
File opened (read-only)	\??\W:	amaa.exe
File opened (read-only)	\??\Y:	amaa.exe
File opened (read-only)	\??\Z:	amaa.exe
File opened (read-only)	\??\I:	amaa.exe
File opened (read-only)	\??\J:	amaa.exe
File opened (read-only)	\??\Q:	amaa.exe
File opened (read-only)	\??\R:	amaa.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
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
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

Drops file in Program Files directory 34 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\Windows Media Player\wmpnetwk.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\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\Windows Defender\MSASCui.exe	amaa.exe
File opened for modification	\??\c:\Program Files\Windows Mail\wab.exe	amaa.exe
File opened for modification	\??\c:\Program Files\Internet Explorer\iediagcmd.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\crashreporter.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\wmlaunch.exe	amaa.exe
File opened for modification	\??\c:\Program Files\7-Zip\Uninstall.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\pingsender.exe	amaa.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\private_browsing.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\ielowutil.exe	amaa.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\WMPDMC.exe	amaa.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmpnscfg.exe	amaa.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmpenc.exe	amaa.exe
File opened for modification	\??\c:\Program Files\7-Zip\7zG.exe	amaa.exe
File opened for modification	\??\c:\Program Files\Windows Defender\MpCmdRun.exe	amaa.exe
File opened for modification	\??\c:\Program Files\Windows Journal\PDIALOG.exe	amaa.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmpconfig.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\7z.exe	amaa.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\maintenanceservice.exe	amaa.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\plugin-container.exe	amaa.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\WMPSideShowGadget.exe	amaa.exe
File opened for modification	\??\c:\Program Files\Internet Explorer\iexplore.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\wmprph.exe	amaa.exe
File opened for modification	\??\c:\Program Files\Windows Sidebar\sidebar.exe	amaa.exe

Modifies registry class 36 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command	amaa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm	amaa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command	amaa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic"	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe"	amaa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1"	amaa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1"	amaa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe"	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt	amaa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe"	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd	amaa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct"	amaa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon	amaa.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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	amaa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell	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	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	amaa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic"	amaa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon	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\DefaultIcon	amaa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe"	amaa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct"	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.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\.Msd\NeverShowExt	amaa.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
600	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
808	amaa.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 600 wrote to memory of 2392	600	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe	30
PID 600 wrote to memory of 2392	600	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe	30
PID 600 wrote to memory of 2392	600	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe	30
PID 600 wrote to memory of 2392	600	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe	30
PID 600 wrote to memory of 808	600	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe	31
PID 600 wrote to memory of 808	600	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe	31
PID 600 wrote to memory of 808	600	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe	31
PID 600 wrote to memory of 808	600	41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe	31

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
- 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:600
- C:\Users\Admin\AppData\Local\Temp\41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe
  2⤵
  - Executes dropped EXE
  PID:2392
- \??\c:\Documents and Settings\Admin\Application Data\Microsoft\amaa.exe
  "c:\Documents and Settings\Admin\Application Data\Microsoft\amaa.exe" 41eaf6c38e7afce3b340dafdae14729f_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:808

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
82KB

MD5
2918cc60c58212822b914a730a8f957c

SHA1
16feb96a68415de0b1da663f021c85102bf9b85a

SHA256
2a56d6486023eb07ddf36b149852944a55ee94ecd7bc3d42a654152a5ea4dd48

SHA512
697cc894a56d3b6c8dbcbdc831290f48d1d735a4eeea451504f597eca89d4a17fd405e0173152ac09c54e04594c503ab46d7d92b89bfaeab22b559ebdbe322c1

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

Filesize
8B

MD5
24865ca220aa1936cbac0a57685217c5

SHA1
37f687cafe79e91eae6cbdffbf2f7ad3975f5e83

SHA256
841e95fa333ed89085bfbab19bb658d96ed0c837d25721411233fa55c860c743

SHA512
c8d3f514c72f48fed5de9582c4252cf5466a9d32866d8df3631ba9274ed734bb95139e4909e8116a10947fc1afa1dbeb33809da6ec050e6e4eb83d5241aeb062

Download Submit
\Users\Admin\AppData\Local\Temp\41eaf6c38e7afce3b340dafdae14729f_JaffaCakes118.exe

Filesize
27KB

MD5
9dbb82fb602aa42b131c55c5d136dc9c

SHA1
4f6d5c48f68b4a94b08960788b4660b8f6cf318d

SHA256
ca656fda1f8fea01307a97156e105792a40eb2e1968c057643f4bb21e81738df

SHA512
b1f5c52b7e7590625161bbe2f53dfd95bed88ab37b5ae31736c087f61e3b6a449bd782a18f028d869ac2dd9052f4d16254d89f746040f02f1608b5e5cad61328

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\amaa.exe

Filesize
82KB

MD5
532c1a0419ed089583f49b86251a19a3

SHA1
c9c30355b47bf0a58e5a39f33f47b3e5ed3a8a7a

SHA256
c3b947b0598d5312e2f83124314164ecf7d4a298860a236ed0865e997256c4a1

SHA512
fe9bf61df6455654e52d2801c52372b586cbb40872a6c984082d3550f897c57b1ba0ac7525271bd8e90595d2d3e4e9bdb6c7e875aa44f65a560c19b284aad7c9

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads