0c15db79bec7a2ac3b12e1fc92d3aa2ff5ddbe1177067bbb46ce010853da3961

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
01-08-2024 21:06

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

81c447d215c83cfe8fe239fa01936a9b_JaffaCakes118.dll
Size

72KB
MD5

81c447d215c83cfe8fe239fa01936a9b
SHA1

ef2060d2ea361cc7a6a3538d73c0c62ca175ef45
SHA256

0c15db79bec7a2ac3b12e1fc92d3aa2ff5ddbe1177067bbb46ce010853da3961
SHA512

b8894eb76d708cd965fd5f59c42521caa2d195245e5198d1c78373badd8a084e5f1b74afd20b65035acce25e959c2cf9eaaf95726519934d1b99459dea31f6c7
SSDEEP

1536:3dJdonTVANNSIw96iJv1mW3CQgAToBwftl8zTIaE:3dJdonTVANNSIw96i58W3CvOoBwrYMaE

Score

6^/10

bootkit discovery persistence

Malware Config

Signatures

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

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

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 behavior: EnumeratesProcesses 1 IoCs

pid	Process
2612	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2612	2708	rundll32.exe	30
PID 2708 wrote to memory of 2612	2708	rundll32.exe	30
PID 2708 wrote to memory of 2612	2708	rundll32.exe	30
PID 2708 wrote to memory of 2612	2708	rundll32.exe	30
PID 2708 wrote to memory of 2612	2708	rundll32.exe	30
PID 2708 wrote to memory of 2612	2708	rundll32.exe	30
PID 2708 wrote to memory of 2612	2708	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\81c447d215c83cfe8fe239fa01936a9b_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\81c447d215c83cfe8fe239fa01936a9b_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2612

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

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2612-0-0x0000000000230000-0x000000000023A000-memory.dmp

Filesize
40KB

Download
memory/2612-1-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/2612-4-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/2612-6-0x0000000000230000-0x000000000023A000-memory.dmp

Filesize
40KB

Download
memory/2612-7-0x0000000000230000-0x000000000023A000-memory.dmp

Filesize
40KB

Download