190730c4645847b4cb5ee205ad2eec022a941a505794f3e9173a01fc51314caf

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
01/08/2024, 23:59

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General

Target

8240267e742f08d7ea43a4ae3baca298_JaffaCakes118.dll
Size

72KB
MD5

8240267e742f08d7ea43a4ae3baca298
SHA1

b4c29714fb59bb0f997a3da7cfd3e6c20920f523
SHA256

190730c4645847b4cb5ee205ad2eec022a941a505794f3e9173a01fc51314caf
SHA512

ab2ce2297c2db57e0d1a26c0e2b7fe8d9146a9faa744fb0c3af95fe32590d579ce78e3073e1b1036830c11c44a0acce0556fed73f63b0067d6b7037092530551
SSDEEP

768:1kZtqoEeCObj5HF6XVJxKAuCEdy7vdyuuNeIzhIva+zN1937Iaa0fk0NdmBq4Aj9:otYFmdHQ9Ed6XUzQzV37IXek0WBq4uJ

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

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

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

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3068	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 3068	2520	rundll32.exe	30
PID 2520 wrote to memory of 3068	2520	rundll32.exe	30
PID 2520 wrote to memory of 3068	2520	rundll32.exe	30
PID 2520 wrote to memory of 3068	2520	rundll32.exe	30
PID 2520 wrote to memory of 3068	2520	rundll32.exe	30
PID 2520 wrote to memory of 3068	2520	rundll32.exe	30
PID 2520 wrote to memory of 3068	2520	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8240267e742f08d7ea43a4ae3baca298_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8240267e742f08d7ea43a4ae3baca298_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3068

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/3068-0-0x0000000000130000-0x000000000013A000-memory.dmp

Filesize
40KB

Download
memory/3068-1-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/3068-4-0x0000000000130000-0x000000000013A000-memory.dmp

Filesize
40KB

Download
memory/3068-6-0x0000000000130000-0x000000000013A000-memory.dmp

Filesize
40KB

Download