1dbff5b29c12ce5344066ddc9ea47ba7623c295cb0bed7a3055a1d2e92820fbe

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
25/07/2024, 09:01

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General

Target

6eede4f556e7d4584d7d8caf61eb31fa_JaffaCakes118.dll
Size

399KB
MD5

6eede4f556e7d4584d7d8caf61eb31fa
SHA1

6564ce83bf7229a0582976cab024d436719f6630
SHA256

1dbff5b29c12ce5344066ddc9ea47ba7623c295cb0bed7a3055a1d2e92820fbe
SHA512

64a3f5b0e9b0d843a250bd1473fc97dc5b54639c2e370379feea74cbcc65dcb42ba81904dd4b5be5fd088546da25b91a874810cf2ad722bf11d8481deb836329
SSDEEP

12288:Vj/TIz8QxVfkT5qv9Du8LlFro1rWJOji2FPpGd:Vj68KVcT5qvk8Llu1rWJOji4U

Score

6^/10

bootkit discovery 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\-7755-9238	rundll32.exe
File created	C:\Windows\SysWOW64\1b50	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 1916	2972	rundll32.exe	30
PID 2972 wrote to memory of 1916	2972	rundll32.exe	30
PID 2972 wrote to memory of 1916	2972	rundll32.exe	30
PID 2972 wrote to memory of 1916	2972	rundll32.exe	30
PID 2972 wrote to memory of 1916	2972	rundll32.exe	30
PID 2972 wrote to memory of 1916	2972	rundll32.exe	30
PID 2972 wrote to memory of 1916	2972	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6eede4f556e7d4584d7d8caf61eb31fa_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6eede4f556e7d4584d7d8caf61eb31fa_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:1916

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

System Location Discovery

T1614

System Language Discovery

T1614.001

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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