103887bca257ef1ddbf850d5d8aa0389a6695335f6db8fd3826c86e9f6a24479

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
16/07/2024, 08:20

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General

Target

4d837fdefccbde0f99138d0abd4a8ef5_JaffaCakes118.dll
Size

92KB
MD5

4d837fdefccbde0f99138d0abd4a8ef5
SHA1

c4551215449923d8908c60491241b782f7c4c727
SHA256

103887bca257ef1ddbf850d5d8aa0389a6695335f6db8fd3826c86e9f6a24479
SHA512

034206f8a4adc357f17fa9f7a75db6e7140f51c3ca76a917d57630e2dcbf41793e60d9589f210518207b2a8e633db2c2afefc5e570d45feb24958e900e2f192a
SSDEEP

1536:uTtABR+KtDph3roHJnLh1+VsRk5nEMxToBwjPPhJse4:uTODVDbcHlLh1+V+kb9oBwDDs9

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
2944	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2884 wrote to memory of 2944	2884	rundll32.exe	30
PID 2884 wrote to memory of 2944	2884	rundll32.exe	30
PID 2884 wrote to memory of 2944	2884	rundll32.exe	30
PID 2884 wrote to memory of 2944	2884	rundll32.exe	30
PID 2884 wrote to memory of 2944	2884	rundll32.exe	30
PID 2884 wrote to memory of 2944	2884	rundll32.exe	30
PID 2884 wrote to memory of 2944	2884	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4d837fdefccbde0f99138d0abd4a8ef5_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2884
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4d837fdefccbde0f99138d0abd4a8ef5_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Suspicious behavior: EnumeratesProcesses
  PID:2944

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/2944-0-0x00000000000C0000-0x00000000000CA000-memory.dmp

Filesize
40KB

Download
memory/2944-1-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/2944-4-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/2944-6-0x00000000000C0000-0x00000000000CA000-memory.dmp

Filesize
40KB

Download