6cccac06737c66607cda5c1ad13844bcb84095dabfcfa9eca9bb2e2201db4bb2

Analysis

max time kernel
140s
max time network
120s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
08-04-2024 18:49

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

e8299f1e08b4af37de4722c9c944447d_JaffaCakes118.dll
Size

164KB
MD5

e8299f1e08b4af37de4722c9c944447d
SHA1

4438562a4ec26bdb561a017710bee8e49a8b7b2e
SHA256

6cccac06737c66607cda5c1ad13844bcb84095dabfcfa9eca9bb2e2201db4bb2
SHA512

82e7ead04e1030a57bda7bf18a9b442fe9a09b114bb9d3b98897a5dacd8f8cd4a638f561c59fc420b8a4ee0317201aa005ee393eac41e3a853c6b50c6116094c
SSDEEP

3072:VY4Nltz05irnga9U4Qoc0CP7S3LIN10OvTVMVZXE5mqx1nCUJMkLI2Q1:VYqltucga+DSbG10OvTuVZ0U0Ukb

Score

10^/10

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\Userinit = ",rundll32.exe C:\\Windows\\system32\\070320.dll start"	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2096	3044	WerFault.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3044	rundll32.exe
3044	rundll32.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3044	rundll32.exe
Token: SeDebugPrivilege	3044	rundll32.exe
Token: SeDebugPrivilege	3044	rundll32.exe
Token: SeDebugPrivilege	3044	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 3044	2656	rundll32.exe	28
PID 2656 wrote to memory of 3044	2656	rundll32.exe	28
PID 2656 wrote to memory of 3044	2656	rundll32.exe	28
PID 2656 wrote to memory of 3044	2656	rundll32.exe	28
PID 2656 wrote to memory of 3044	2656	rundll32.exe	28
PID 2656 wrote to memory of 3044	2656	rundll32.exe	28
PID 2656 wrote to memory of 3044	2656	rundll32.exe	28
PID 3044 wrote to memory of 2096	3044	rundll32.exe	29
PID 3044 wrote to memory of 2096	3044	rundll32.exe	29
PID 3044 wrote to memory of 2096	3044	rundll32.exe	29
PID 3044 wrote to memory of 2096	3044	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8299f1e08b4af37de4722c9c944447d_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8299f1e08b4af37de4722c9c944447d_JaffaCakes118.dll,#1
  2⤵
  - Modifies WinLogon for persistence
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3044
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3044 -s 520
    3⤵
    - Program crash
    PID:2096

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3044-0-0x00000000001C0000-0x00000000001EF000-memory.dmp

Filesize
188KB

Download
memory/3044-1-0x00000000001C0000-0x00000000001EF000-memory.dmp

Filesize
188KB

Download