f50cd03a06c4f359eb5d3f88b1c56a601d410e79557f9fd3e168806d7561b4b1

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
08-07-2024 14:43

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General

Target

2cbbaa1731999087c182c1630f07ae92_JaffaCakes118.dll
Size

120KB
MD5

2cbbaa1731999087c182c1630f07ae92
SHA1

5b4ec12f8f9dd8161e641941732606e545685d2f
SHA256

f50cd03a06c4f359eb5d3f88b1c56a601d410e79557f9fd3e168806d7561b4b1
SHA512

f6708b4ea75f8ee83f14fa7ae353eb7c8a88c056694239b66c251fe414f7954dfe10c6ca8c2cb204b74b314077352c2702a654dd4be53458de02c8ff1499909d
SSDEEP

3072:jcNoX9Zfcq6NDl9I3Xy7j8OSXt3QzEjXOnpMbC0w1c3Pwg4u:ImX7Eq+A3GopQzEjYOq18/4u

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 2544 wrote to memory of 1940	2544	rundll32.exe	30
PID 2544 wrote to memory of 1940	2544	rundll32.exe	30
PID 2544 wrote to memory of 1940	2544	rundll32.exe	30
PID 2544 wrote to memory of 1940	2544	rundll32.exe	30
PID 2544 wrote to memory of 1940	2544	rundll32.exe	30
PID 2544 wrote to memory of 1940	2544	rundll32.exe	30
PID 2544 wrote to memory of 1940	2544	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2cbbaa1731999087c182c1630f07ae92_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2cbbaa1731999087c182c1630f07ae92_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/1940-0-0x00000000000C0000-0x00000000000CB000-memory.dmp

Filesize
44KB

Download
memory/1940-5-0x00000000000C0000-0x00000000000CB000-memory.dmp

Filesize
44KB

Download
memory/1940-4-0x0000000010000000-0x000000001000A000-memory.dmp

Filesize
40KB

Download
memory/1940-1-0x0000000010000000-0x000000001000A000-memory.dmp

Filesize
40KB

Download
memory/1940-7-0x00000000000C0000-0x00000000000CB000-memory.dmp

Filesize
44KB

Download