4457f4608874b1788c23a93dc6d59bb04762b57fe96420b24b23cecd9e809983

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25/06/2024, 22:12

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General

Target

0fb72a36c98ebf0e3467b431ea774c68_JaffaCakes118.dll
Size

372KB
MD5

0fb72a36c98ebf0e3467b431ea774c68
SHA1

5e42906372171c60f0147be415197a7b775c398c
SHA256

4457f4608874b1788c23a93dc6d59bb04762b57fe96420b24b23cecd9e809983
SHA512

c687ad93724dcb82345d86299697bc18c0318d29086a1f61003fecae811ad1a75d79c90a523510cafa97055ed37e4bf2093212460cab11e0775add59f59b896c
SSDEEP

6144:au1jQTlYCvUBd+o/L7jOwf3ELtklm7d5TVylX4T+lZFo9khy:au1jQTDvUf+o/L7jN0GlmZ5TVCbZCGhy

Score

6^/10

bootkit persistence

Malware Config

Signatures

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	rundll32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\0ea	rundll32.exe
File created	C:\Windows\SysWOW64\-121655915	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3100 wrote to memory of 4312	3100	rundll32.exe	81
PID 3100 wrote to memory of 4312	3100	rundll32.exe	81
PID 3100 wrote to memory of 4312	3100	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0fb72a36c98ebf0e3467b431ea774c68_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0fb72a36c98ebf0e3467b431ea774c68_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Drops file in System32 directory
  PID:4312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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