dda0ef2a3745c4decd990d81bc40ec763b1689fb46a0b5fabb480d07270b2109

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-11-2024 12:07

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General

Target

b1214d3f6ac33db8051e64153a627019_JaffaCakes118.dll
Size

92KB
MD5

b1214d3f6ac33db8051e64153a627019
SHA1

fbc1db35fa3a6d45f8a70c898ab879ee199f0dcc
SHA256

dda0ef2a3745c4decd990d81bc40ec763b1689fb46a0b5fabb480d07270b2109
SHA512

26e90e91e44f64123c5a0d70582dbf0479ea4b675c1c4f44f99e9552b0dc44d803123718978280160facefb19e70143c7d390578cea8870838f3ea16228ffbd2
SSDEEP

1536:ZnnGJNZJsDEQSasEcFCVNss8C4J9lVw0xu8OKjNM4c4ceKBpMJrFo:ZGJ2EV4cVseJbXc8O+M4clBea

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

Processes:

rundll32.exe

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

Processes:

rundll32.exe

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

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

rundll32.exe

pid	Process
2672	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b1214d3f6ac33db8051e64153a627019_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b1214d3f6ac33db8051e64153a627019_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2672

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/2672-0-0x00000000000C0000-0x00000000000CB000-memory.dmp

Filesize
44KB

Download
memory/2672-3-0x0000000010000000-0x000000001000A000-memory.dmp

Filesize
40KB

Download
memory/2672-1-0x0000000010000000-0x000000001000A000-memory.dmp

Filesize
40KB

Download
memory/2672-5-0x00000000000C0000-0x00000000000CB000-memory.dmp

Filesize
44KB

Download
memory/2672-6-0x0000000010000000-0x000000001000A000-memory.dmp

Filesize
40KB

Download