e235771794f17da6f3db152b6dc0f427dd225ddf1259ff8058219e5f3cdad1b0

Analysis

max time kernel
15s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
25/08/2024, 00:41

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General

Target

bfc6b3ce89d91b563f32622f038721ee_JaffaCakes118.dll
Size

124KB
MD5

bfc6b3ce89d91b563f32622f038721ee
SHA1

657befc83b9a0ef3b4819bd4825a160d040cb4f3
SHA256

e235771794f17da6f3db152b6dc0f427dd225ddf1259ff8058219e5f3cdad1b0
SHA512

160c37deb1a7da5bc616d1effc651dd3bfe54e1adacbe9ca2f59f961b4e63c8479d0967d9b47bf2c5ea7ea94dda1f6bb8da3d2dbb2fe20fe36ddedca0c46401e
SSDEEP

3072:/g5J72aj+vJASkktNOoXK033WOcqK54uVdgRIU8d:/SqJASBtgoa03lcF5e8

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
2488	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2712 wrote to memory of 2488	2712	rundll32.exe	29
PID 2712 wrote to memory of 2488	2712	rundll32.exe	29
PID 2712 wrote to memory of 2488	2712	rundll32.exe	29
PID 2712 wrote to memory of 2488	2712	rundll32.exe	29
PID 2712 wrote to memory of 2488	2712	rundll32.exe	29
PID 2712 wrote to memory of 2488	2712	rundll32.exe	29
PID 2712 wrote to memory of 2488	2712	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bfc6b3ce89d91b563f32622f038721ee_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2712
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bfc6b3ce89d91b563f32622f038721ee_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2488

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

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Downloads

memory/2488-0-0x00000000000B0000-0x00000000000BB000-memory.dmp

Filesize
44KB

Download
memory/2488-4-0x00000000000B0000-0x00000000000BB000-memory.dmp

Filesize
44KB

Download
memory/2488-2-0x0000000010000000-0x000000001000A000-memory.dmp

Filesize
40KB

Download