9fb0d1bc295c917f1f86e971d4a295bfa3dd6d2b4cc2b051de956a329d97c5a2

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
15/07/2024, 17:59

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General

Target

4ac98339058e80f5a568be6c805ebba0_JaffaCakes118.dll
Size

72KB
MD5

4ac98339058e80f5a568be6c805ebba0
SHA1

c50d02675e706968ab74784b32bf4ebecc03484a
SHA256

9fb0d1bc295c917f1f86e971d4a295bfa3dd6d2b4cc2b051de956a329d97c5a2
SHA512

a3a73cf882280f598cadbaaabf8cdffb6abfad1c034625ca96077e02370e2bd93559e9416c588b7166cbefb988cf7a55d14ece95596d497557074f31a80f22cc
SSDEEP

1536:RGVPfHg9bk+vRCXT+Qxac9AGWXdib4LNd6PV1UxxW:RGVPIxk+5CXT+YaYqX6PV1U3W

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

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1940	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2840 wrote to memory of 1940	2840	rundll32.exe	30
PID 2840 wrote to memory of 1940	2840	rundll32.exe	30
PID 2840 wrote to memory of 1940	2840	rundll32.exe	30
PID 2840 wrote to memory of 1940	2840	rundll32.exe	30
PID 2840 wrote to memory of 1940	2840	rundll32.exe	30
PID 2840 wrote to memory of 1940	2840	rundll32.exe	30
PID 2840 wrote to memory of 1940	2840	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ac98339058e80f5a568be6c805ebba0_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2840
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ac98339058e80f5a568be6c805ebba0_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Suspicious behavior: EnumeratesProcesses
  PID:1940

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1940-1-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/1940-0-0x0000000000100000-0x000000000010A000-memory.dmp

Filesize
40KB

Download
memory/1940-5-0x0000000000100000-0x000000000010A000-memory.dmp

Filesize
40KB

Download
memory/1940-6-0x0000000000100000-0x000000000010A000-memory.dmp

Filesize
40KB

Download