5abf0c1be3e56362c64e099a82116c1e77c0829c13b8a64059a184099d38edc4

Analysis

max time kernel
134s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/08/2024, 12:18

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General

Target

c8cd7c53626edbe78223cb22ca345c83_JaffaCakes118.exe
Size

424KB
MD5

c8cd7c53626edbe78223cb22ca345c83
SHA1

952caf4f641254b80e7f0448ff336ee4781e16ec
SHA256

5abf0c1be3e56362c64e099a82116c1e77c0829c13b8a64059a184099d38edc4
SHA512

89eda342a7a372608a2df0e55c94f2206050ba3b8445f7c71da27f537a10f4915ed84a03ec6dd364e89687c84bb2245024408dbea4402c95209c86445a097aec
SSDEEP

6144:JmkgOl+6AQhh/yNVelznR2W5nWP+kldviQKVPw8IHdNDO28Ow6MpRjR5wwr89LMU:JrgOLnlzR2OnWFitahi2RYRjRXIP4OP

Score

7^/10

discovery persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	c8cd7c53626edbe78223cb22ca345c83_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1852	StarNetTray.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\StarTrayInfo = "C:\\Program Files (x86)\\StarNetTray.exe"	c8cd7c53626edbe78223cb22ca345c83_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\StarTrayInfo = "C:\\Program Files (x86)\\StarNetTray.exe"	StarNetTray.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\StarNetTray.exe	c8cd7c53626edbe78223cb22ca345c83_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\StarNetTray.exe	c8cd7c53626edbe78223cb22ca345c83_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	c8cd7c53626edbe78223cb22ca345c83_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	StarNetTray.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1852	StarNetTray.exe
1852	StarNetTray.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1852	StarNetTray.exe
1852	StarNetTray.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2988	c8cd7c53626edbe78223cb22ca345c83_JaffaCakes118.exe
1852	StarNetTray.exe
1852	StarNetTray.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2988 wrote to memory of 1852	2988	c8cd7c53626edbe78223cb22ca345c83_JaffaCakes118.exe	87
PID 2988 wrote to memory of 1852	2988	c8cd7c53626edbe78223cb22ca345c83_JaffaCakes118.exe	87
PID 2988 wrote to memory of 1852	2988	c8cd7c53626edbe78223cb22ca345c83_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\c8cd7c53626edbe78223cb22ca345c83_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c8cd7c53626edbe78223cb22ca345c83_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Program Files (x86)\StarNetTray.exe
  "C:\Program Files (x86)\StarNetTray.exe" /p
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:1852

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\StarNetTray.exe

Filesize
424KB

MD5
c8cd7c53626edbe78223cb22ca345c83

SHA1
952caf4f641254b80e7f0448ff336ee4781e16ec

SHA256
5abf0c1be3e56362c64e099a82116c1e77c0829c13b8a64059a184099d38edc4

SHA512
89eda342a7a372608a2df0e55c94f2206050ba3b8445f7c71da27f537a10f4915ed84a03ec6dd364e89687c84bb2245024408dbea4402c95209c86445a097aec

Download Submit
memory/1852-14-0x0000000000400000-0x0000000000519000-memory.dmp

Filesize
1.1MB

Download
memory/2988-0-0x0000000000400000-0x0000000000519000-memory.dmp

Filesize
1.1MB

Download
memory/2988-13-0x0000000000400000-0x0000000000519000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads