f8515fb3d5d606a35ffdb0e11ae74e8b8cf92683ca6338f668c14ab1b4068d5f

Analysis

max time kernel
148s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
23/07/2024, 12:07

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

6787d45c773ac18411cf76733e115bac_JaffaCakes118.dll
Size

412KB
MD5

6787d45c773ac18411cf76733e115bac
SHA1

1ae2cfa6eef07c95b7f6cb28f9e01d8ef7d6e65c
SHA256

f8515fb3d5d606a35ffdb0e11ae74e8b8cf92683ca6338f668c14ab1b4068d5f
SHA512

fa47ed15cf73fa955c53e812897ca8486236b039bf70431a663f4a72a68ad0e53a725545254cad053c8fb14e6222e1f9a59698ef6830251117d10fe91de4cd79
SSDEEP

12288:rYjUumb8gmsSJ4DtbGedMBdoUbsJSezLZi:rYoumjJLiByKs0ezVi

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\9525-65-60	rundll32.exe
File created	C:\Windows\SysWOW64\086	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2160	2644	rundll32.exe	30
PID 2644 wrote to memory of 2160	2644	rundll32.exe	30
PID 2644 wrote to memory of 2160	2644	rundll32.exe	30
PID 2644 wrote to memory of 2160	2644	rundll32.exe	30
PID 2644 wrote to memory of 2160	2644	rundll32.exe	30
PID 2644 wrote to memory of 2160	2644	rundll32.exe	30
PID 2644 wrote to memory of 2160	2644	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6787d45c773ac18411cf76733e115bac_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6787d45c773ac18411cf76733e115bac_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Drops file in System32 directory
  PID:2160

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

Windows 7 deprecation

Loading Replay Monitor...

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads