436bc46f4b3356d878767ad13ada9dae7249f74dc3f8606b9f54c81d637c2d2c

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
23/08/2024, 07:58

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General

Target

baeb4ae0c23dc44f01bf1769e89226fe_JaffaCakes118.dll
Size

72KB
MD5

baeb4ae0c23dc44f01bf1769e89226fe
SHA1

d4b2cf2324114fb4f6abe3c895143436555bcd80
SHA256

436bc46f4b3356d878767ad13ada9dae7249f74dc3f8606b9f54c81d637c2d2c
SHA512

eef81a66381e391793f99265c84469b4cda9ca561e94dba4fdef23c2bf0b7b864943e1cd1dd301bb553b673d81aa565fcb051731ba098d26a4695cbb4443b3db
SSDEEP

768:8UHaHMXFpDLtBMpkUnnjMOdBIFcA4LN3mfU8DolYU2BBToBw7O38UXUHTrdCL84L:Z6uzBaldbA4LNWbfBBToBw7ogpCw4b7

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
2852	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 2852	2676	rundll32.exe	30
PID 2676 wrote to memory of 2852	2676	rundll32.exe	30
PID 2676 wrote to memory of 2852	2676	rundll32.exe	30
PID 2676 wrote to memory of 2852	2676	rundll32.exe	30
PID 2676 wrote to memory of 2852	2676	rundll32.exe	30
PID 2676 wrote to memory of 2852	2676	rundll32.exe	30
PID 2676 wrote to memory of 2852	2676	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\baeb4ae0c23dc44f01bf1769e89226fe_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2676
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\baeb4ae0c23dc44f01bf1769e89226fe_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2852

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/2852-0-0x00000000001B0000-0x00000000001BA000-memory.dmp

Filesize
40KB

Download
memory/2852-1-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/2852-5-0x00000000001B0000-0x00000000001BA000-memory.dmp

Filesize
40KB

Download
memory/2852-4-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/2852-7-0x00000000001B0000-0x00000000001BA000-memory.dmp

Filesize
40KB

Download