84132f349c452eb619fe64adc97d3cefedd04c0fd562fc66dcc75238471d4ef7

Analysis

max time kernel
92s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
07-07-2024 02:26

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General

Target

29ac627362f372bfbb677857f6825da9_JaffaCakes118.exe
Size

156KB
MD5

29ac627362f372bfbb677857f6825da9
SHA1

38a2698d158c21870e6022140582d2f3a800d4d7
SHA256

84132f349c452eb619fe64adc97d3cefedd04c0fd562fc66dcc75238471d4ef7
SHA512

c86949330f90b7a34fd82e050e1cc2ef5cec034370f63ed8e52aa00b90fb9d3b64c313eae60b37d4d0f9b37a3ee969f54c2004cc7f9b58ccc7fb815171062d7c
SSDEEP

3072:+rySsq/TApUqTCzOk90bqoccYbSJsEzIGsFPdXlI64MArBNG1:+55/WUq2zOGgYwIbFlXlIdMiBNG

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\WINDOWS\\csrss.exe"	29ac627362f372bfbb677857f6825da9_JaffaCakes118.exe

Modifies firewall policy service 3 TTPs 4 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	29ac627362f372bfbb677857f6825da9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	29ac627362f372bfbb677857f6825da9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\WINDOWS\csrss.exe = "C:\\WINDOWS\\winlogon.exe"	29ac627362f372bfbb677857f6825da9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	29ac627362f372bfbb677857f6825da9_JaffaCakes118.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\mswinlogon = "C:\\WINDOWS\\mscsrss.exe"	29ac627362f372bfbb677857f6825da9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\systemupdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\29ac627362f372bfbb677857f6825da9_JaffaCakes118.exe"	29ac627362f372bfbb677857f6825da9_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\WINDOWS\SysWOW64\MSWINSCK.OCX	29ac627362f372bfbb677857f6825da9_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4616	29ac627362f372bfbb677857f6825da9_JaffaCakes118.exe
4616	29ac627362f372bfbb677857f6825da9_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4616	29ac627362f372bfbb677857f6825da9_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\29ac627362f372bfbb677857f6825da9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\29ac627362f372bfbb677857f6825da9_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Modifies firewall policy service
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4616

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

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4616-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/4616-1-0x00000000005F0000-0x0000000000626000-memory.dmp

Filesize
216KB

Download
memory/4616-2-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/4616-3-0x00000000005F0000-0x0000000000626000-memory.dmp

Filesize
216KB

Download
memory/4616-4-0x0000000000401000-0x0000000000411000-memory.dmp

Filesize
64KB

Download
memory/4616-5-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/4616-8-0x00000000005F0000-0x0000000000626000-memory.dmp

Filesize
216KB

Download
memory/4616-10-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/4616-11-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download