b8ae125787a0e605ff1bacd8355006d18b4299645fc8fee32180198ce9484ef3

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-09-2024 08:25

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General

Target

d17e6a960d04dfdfaf0d7a836d8e5032_JaffaCakes118.dll
Size

80KB
MD5

d17e6a960d04dfdfaf0d7a836d8e5032
SHA1

16a083d38d3a601afed66161d3d8bc3f9e3c438a
SHA256

b8ae125787a0e605ff1bacd8355006d18b4299645fc8fee32180198ce9484ef3
SHA512

bec539dfda3b79d120c91be786ec3c9ef7fcf225c48f1730ab194e14abf1472e1044a0e8bbae38c705bd1c0c006e07a618ac898cad4e6e8a564aaf44b4be60eb
SSDEEP

768:ajJpnyutVz6gm+EnXLCour5/I5oooIMHblz0dgolGpWWYQ8hJI0:EFVz6gm+E9ORDolv1RI0

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
2624	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 2624	2092	rundll32.exe	30
PID 2092 wrote to memory of 2624	2092	rundll32.exe	30
PID 2092 wrote to memory of 2624	2092	rundll32.exe	30
PID 2092 wrote to memory of 2624	2092	rundll32.exe	30
PID 2092 wrote to memory of 2624	2092	rundll32.exe	30
PID 2092 wrote to memory of 2624	2092	rundll32.exe	30
PID 2092 wrote to memory of 2624	2092	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d17e6a960d04dfdfaf0d7a836d8e5032_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d17e6a960d04dfdfaf0d7a836d8e5032_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2624

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/2624-0-0x0000000000170000-0x0000000000179000-memory.dmp

Filesize
36KB

Download
memory/2624-3-0x0000000000170000-0x0000000000179000-memory.dmp

Filesize
36KB

Download