89021672ed947e3bef03c68ac0484184a5b2b79459736706fe86f62cbc46d130

Analysis

max time kernel
150s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
15-07-2024 09:16

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General

Target

4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe
Size

45KB
MD5

4929fca2e8e28294a23c949084689b29
SHA1

7a3cff92e7186ceef0dd1960786c764f6f3c6e95
SHA256

89021672ed947e3bef03c68ac0484184a5b2b79459736706fe86f62cbc46d130
SHA512

d1952749d4315c2ab484bb08abdda65ec270520135f0d29a6b196d7d5f84b80b2992ee082efef962e61dcb45f6e204fb02306220c282e7f3ded28314294844d5
SSDEEP

768:q9O37cJ2VtBavo7vb2EOTEK+/vBvLdsZQpSTvdhaXKLf6DCZziD8j3+J1VdCkjiU:W5JCavs2EBf/vB/oTvGiffFiw3+J1jCt

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 = "C:\\Windows\\system32\\ntos.exe,"	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ntos.exe	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\ntos.exe	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe
4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe
4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe
4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5
PID 4780 wrote to memory of 620	4780	4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe	5

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:620

C:\Users\Admin\AppData\Local\Temp\4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4929fca2e8e28294a23c949084689b29_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4780

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

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Downloads

memory/620-33-0x0000000026910000-0x0000000026935000-memory.dmp

Filesize
148KB

Download
memory/620-68-0x0000000026A60000-0x0000000026A85000-memory.dmp

Filesize
148KB

Download
memory/620-24-0x00000000268B0000-0x00000000268D5000-memory.dmp

Filesize
148KB

Download
memory/620-73-0x0000000026A90000-0x0000000026AB5000-memory.dmp

Filesize
148KB

Download
memory/620-10-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/620-15-0x0000000026850000-0x0000000026875000-memory.dmp

Filesize
148KB

Download
memory/620-14-0x0000000026850000-0x0000000026875000-memory.dmp

Filesize
148KB

Download
memory/620-28-0x00000000268E0000-0x0000000026905000-memory.dmp

Filesize
148KB

Download
memory/620-63-0x0000000026A30000-0x0000000026A55000-memory.dmp

Filesize
148KB

Download
memory/620-58-0x0000000026A00000-0x0000000026A25000-memory.dmp

Filesize
148KB

Download
memory/620-18-0x0000000026880000-0x00000000268A5000-memory.dmp

Filesize
148KB

Download
memory/620-38-0x0000000026940000-0x0000000026965000-memory.dmp

Filesize
148KB

Download
memory/620-43-0x0000000026970000-0x0000000026995000-memory.dmp

Filesize
148KB

Download
memory/620-48-0x00000000269A0000-0x00000000269C5000-memory.dmp

Filesize
148KB

Download
memory/620-53-0x00000000269D0000-0x00000000269F5000-memory.dmp

Filesize
148KB

Download
memory/4780-1-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4780-3740-0x0000000000410000-0x0000000000412000-memory.dmp

Filesize
8KB

Download
memory/4780-0-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4780-3-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4780-2-0x0000000000410000-0x0000000000412000-memory.dmp

Filesize
8KB

Download