1b91e0557c789525a49eb96e2d7afd15ffe1ba4a0aabe8ca8757ee3422efb2b6

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
17/08/2024, 13:40

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General

Target

a2c11564d2cee3ac5a814c3cfbb7ed75_JaffaCakes118.dll
Size

98KB
MD5

a2c11564d2cee3ac5a814c3cfbb7ed75
SHA1

f9deb924f247a0cbf56aed2773658060e7b6230d
SHA256

1b91e0557c789525a49eb96e2d7afd15ffe1ba4a0aabe8ca8757ee3422efb2b6
SHA512

d398f0c07d9bb473813b8419444198d7680058c46238112a8077b04159d7d1b89300e96c98b20dfb3d4da05f64d584418f63e2e5a975a6d936d1f7f93822edbc
SSDEEP

1536:znMuxPCgVNYWPixcFPNO/9lqO3t9+X5gTyWD9CJg/HF3I:zvqYPeR1l13t9OMhCJgPF3

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
1996	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 1996	3028	rundll32.exe	30
PID 3028 wrote to memory of 1996	3028	rundll32.exe	30
PID 3028 wrote to memory of 1996	3028	rundll32.exe	30
PID 3028 wrote to memory of 1996	3028	rundll32.exe	30
PID 3028 wrote to memory of 1996	3028	rundll32.exe	30
PID 3028 wrote to memory of 1996	3028	rundll32.exe	30
PID 3028 wrote to memory of 1996	3028	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a2c11564d2cee3ac5a814c3cfbb7ed75_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a2c11564d2cee3ac5a814c3cfbb7ed75_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1996

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/1996-0-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1996-4-0x0000000000200000-0x0000000000209000-memory.dmp

Filesize
36KB

Download
memory/1996-1-0x0000000000200000-0x0000000000209000-memory.dmp

Filesize
36KB

Download