701729262b268f9ad364f27b7ef3280287bb26b7e4387516cb52e60620a6fb50

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
13/07/2024, 20:08

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

432959d317a328f60449693bb2bec903_JaffaCakes118.exe
Size

1.3MB
MD5

432959d317a328f60449693bb2bec903
SHA1

2c96f7fd387057b9dcba8ce5aa6d78095347d749
SHA256

701729262b268f9ad364f27b7ef3280287bb26b7e4387516cb52e60620a6fb50
SHA512

21695e4e624e6d241580c7da6680770c425b82b31c8ea50a6b6773000fbdc3cce25018bb4117cd74a95389fc8b91e6f51d2690b1856e86626ac9a4268645f2b0
SSDEEP

24576:echK1soaVJMKbtbGAZKzxa5lCyQIzeIZuTOTknxIZt8ZFcadj0Wl:ecoKWKbtf1WIzeBTOAkwFcT

Score

10^/10

evasion persistence privilege_escalation

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\Userinit = "C:\\WINDOWS\\system32\\userinit.exe,C:\\Arquivos de programas\\gFHBfU0m.exe"	432959d317a328f60449693bb2bec903_JaffaCakes118.exe

Modifies firewall policy service 3 TTPs 2 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	432959d317a328f60449693bb2bec903_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	432959d317a328f60449693bb2bec903_JaffaCakes118.exe

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2388	netsh.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
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	432959d317a328f60449693bb2bec903_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\PEAO.CSS	432959d317a328f60449693bb2bec903_JaffaCakes118.exe

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4900 wrote to memory of 2388	4900	432959d317a328f60449693bb2bec903_JaffaCakes118.exe	84
PID 4900 wrote to memory of 2388	4900	432959d317a328f60449693bb2bec903_JaffaCakes118.exe	84
PID 4900 wrote to memory of 2388	4900	432959d317a328f60449693bb2bec903_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\432959d317a328f60449693bb2bec903_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\432959d317a328f60449693bb2bec903_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Modifies firewall policy service
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4900
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram C:\Users\Admin\AppData\Local\Temp\432959d317a328f60449693bb2bec903_JaffaCakes118.exe "Assitencia"
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:2388

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

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

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

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

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

Loading Replay Monitor...

Downloads

C:\Windows\PEAO.CSS

Filesize
301B

MD5
c0c54f1f7445edb5678f29c49a82e528

SHA1
e87c79a8091aa15de20da947137ac019cc8f17e6

SHA256
ba2e0bc67a4b95e86423620a34e7aa0e4875db21b7f3aac81a2656254c7c1071

SHA512
ca01de920848629de39d1c1942517d23d8a8e004a6a12b34746e9ed2771aa081dccb1d0abbe0ff52ba16ac343f428d385d48677e3b6ac0378ec485db6aa1ecf0

Download Submit
memory/4900-0-0x0000000000400000-0x000000000164E000-memory.dmp

Filesize
18.3MB

Download
memory/4900-1-0x00000000017A0000-0x00000000017A2000-memory.dmp

Filesize
8KB

Download
memory/4900-2-0x0000000001910000-0x0000000001911000-memory.dmp

Filesize
4KB

Download
memory/4900-9-0x0000000000400000-0x000000000164E000-memory.dmp

Filesize
18.3MB

Download
memory/4900-11-0x00000000017A0000-0x00000000017A2000-memory.dmp

Filesize
8KB

Download
memory/4900-12-0x0000000001910000-0x0000000001911000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads