5137c584d4f1a5caf62f8c003c131107bbc181a14cf7f625485123313a77ea12

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-09-2024 03:02

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General

Target

f996e58393da72d1d54124e1f98f375b_JaffaCakes118.dll
Size

54KB
MD5

f996e58393da72d1d54124e1f98f375b
SHA1

df99b5a0d59f5e21dacc20bf1a6b1a157a55dfbc
SHA256

5137c584d4f1a5caf62f8c003c131107bbc181a14cf7f625485123313a77ea12
SHA512

53da512375058455821e2c31820caab2c9d158b27e0fdfd44746939d0f5bbe4f2feed3143584c94c58d42f1019d0f965b6d7e5ac3737a9f97527cc2a6f107157
SSDEEP

768:dni4Qe1vZl2qsmjZ92C1wp2J14wzyqG6J7wIPnLNuiaIyasi8rR:smf8+juoG2J14wFG6RFPLQIya4

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
840	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 840	2100	rundll32.exe	30
PID 2100 wrote to memory of 840	2100	rundll32.exe	30
PID 2100 wrote to memory of 840	2100	rundll32.exe	30
PID 2100 wrote to memory of 840	2100	rundll32.exe	30
PID 2100 wrote to memory of 840	2100	rundll32.exe	30
PID 2100 wrote to memory of 840	2100	rundll32.exe	30
PID 2100 wrote to memory of 840	2100	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f996e58393da72d1d54124e1f98f375b_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f996e58393da72d1d54124e1f98f375b_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:840

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/840-0-0x00000000000C0000-0x00000000000C9000-memory.dmp

Filesize
36KB

Download
memory/840-3-0x00000000000C0000-0x00000000000C9000-memory.dmp

Filesize
36KB

Download