1474c2dd88dc7bdee4c80db4beeb1d50cb86f38f327e97c0b427684199d34716

Analysis

max time kernel
140s
max time network
21s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
13-07-2024 10:18

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General

Target

41449368fcdb9653adf98a887529767a_JaffaCakes118.exe
Size

44KB
MD5

41449368fcdb9653adf98a887529767a
SHA1

2988e5ba6907e07d81f25bb0a470d936fc258bb2
SHA256

1474c2dd88dc7bdee4c80db4beeb1d50cb86f38f327e97c0b427684199d34716
SHA512

ad2d4b45d60abcc3089618cfef315f2060e9704694408199ef67394d6d846f67761bbfad11201b682bb161d609944eed330d3fd18cb9323cd7594a8d06d312c4
SSDEEP

768:ESBLZNfRMTarI4MU0+6rDtCkxlaJHiol/KH0TDT4iYAKN7JHIItl:ES9ZNIaxO+63pGColicT4iYAml

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 = "userinit.exe,C:\\Windows\\system32\\ntos.exe,"	41449368fcdb9653adf98a887529767a_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ntos.exe	41449368fcdb9653adf98a887529767a_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ntos.exe	41449368fcdb9653adf98a887529767a_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2136	41449368fcdb9653adf98a887529767a_JaffaCakes118.exe
2136	41449368fcdb9653adf98a887529767a_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2136	41449368fcdb9653adf98a887529767a_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\41449368fcdb9653adf98a887529767a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\41449368fcdb9653adf98a887529767a_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2136

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/2136-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2136-4-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2136-3-0x000000000040F000-0x0000000000411000-memory.dmp

Filesize
8KB

Download