f4f05ce1865852ba161630b375592e7727c6526c8d1d4f8991780de2c7ea3721

Analysis

max time kernel
141s
max time network
18s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
20/07/2024, 08:10

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General

Target

5fb1e03a456afef95e649623e011eb99_JaffaCakes118.exe
Size

48KB
MD5

5fb1e03a456afef95e649623e011eb99
SHA1

6c50657c79ae3ff21b74159b80d0b59c3fb1c7a5
SHA256

f4f05ce1865852ba161630b375592e7727c6526c8d1d4f8991780de2c7ea3721
SHA512

7585e4dd5f0edc67c8d3f23f51851efd0b9a4ba15267ed69e9a55f19cfd603a4e9a24f25c15ac7bd7ec20194b0620e512c9837ffd7be3ae4b76bbc4ffe52504f
SSDEEP

768:du72Nz94atJCpPpSp/duSdq935uj/ZNyDgef0CphpOxiFcW3SzNKdIDN9QERUKSl:Y2zsy9duSgbl1hrSRZNG6UKSfpD

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,"	5fb1e03a456afef95e649623e011eb99_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ntos.exe	5fb1e03a456afef95e649623e011eb99_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ntos.exe	5fb1e03a456afef95e649623e011eb99_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2064	5fb1e03a456afef95e649623e011eb99_JaffaCakes118.exe
2064	5fb1e03a456afef95e649623e011eb99_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2064	5fb1e03a456afef95e649623e011eb99_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\5fb1e03a456afef95e649623e011eb99_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5fb1e03a456afef95e649623e011eb99_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2064

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/2064-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2064-1-0x0000000000411000-0x0000000000413000-memory.dmp

Filesize
8KB

Download
memory/2064-5-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2064-2-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2064-8-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2064-10-0x0000000000411000-0x0000000000413000-memory.dmp

Filesize
8KB

Download