bebc8f6169e1c78313a1048ec86999f05dfb846b37c01d716101c98391b54f01

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
22/07/2024, 14:20

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General

Target

63841289a193f0e9ba3272da2af933a2_JaffaCakes118.dll
Size

68KB
MD5

63841289a193f0e9ba3272da2af933a2
SHA1

01d392a8a3cfc418f06c1578d291bade1772b22f
SHA256

bebc8f6169e1c78313a1048ec86999f05dfb846b37c01d716101c98391b54f01
SHA512

70e3e89248aef70cae3108e0d8d740ab8b5fa02951c75ad6d66f13e066e8898b0301ab1db650416eca4e1ed87816ac33d5a3e1dd31522098b487cd3d22473182
SSDEEP

768:A8GYuUxZH9ZRYbPPI2Kl9S6yDJcUfF6zbwYCmUGfLAn2cToBwEQ0Re1XROO+b:WYdtSRm062J3vYChDn2cToBwcAXRe

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 2152 wrote to memory of 1940	2152	rundll32.exe	28
PID 2152 wrote to memory of 1940	2152	rundll32.exe	28
PID 2152 wrote to memory of 1940	2152	rundll32.exe	28
PID 2152 wrote to memory of 1940	2152	rundll32.exe	28
PID 2152 wrote to memory of 1940	2152	rundll32.exe	28
PID 2152 wrote to memory of 1940	2152	rundll32.exe	28
PID 2152 wrote to memory of 1940	2152	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\63841289a193f0e9ba3272da2af933a2_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\63841289a193f0e9ba3272da2af933a2_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/1940-0-0x0000000000200000-0x000000000020A000-memory.dmp

Filesize
40KB

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

Filesize
36KB

Download
memory/1940-4-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/1940-5-0x0000000000200000-0x000000000020A000-memory.dmp

Filesize
40KB

Download
memory/1940-7-0x0000000000200000-0x000000000020A000-memory.dmp

Filesize
40KB

Download