bbdec6fdcadf665b369b2b69cd0fcd3cf6a8fedadc33f23f1f49fb71dcf54e4d

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
23/08/2024, 16:44

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General

Target

bc86ebec9cb1e116379f60169d8fb916_JaffaCakes118.dll
Size

72KB
MD5

bc86ebec9cb1e116379f60169d8fb916
SHA1

fc2ba521f75eec24a075a6376643078fe90fdf47
SHA256

bbdec6fdcadf665b369b2b69cd0fcd3cf6a8fedadc33f23f1f49fb71dcf54e4d
SHA512

5eb9c5daf87ee99e08faa16af8b734f74ded8df5ace6e05872e4f02a52173be2275fd7a5e53c4dc57d1d68fce49e5c4007e503ce8103c1834640353c22097c72
SSDEEP

1536:WXVOl1LI1UJdjlpFoGHNNpeCByToBwUm1O3:WXV6sUT5pFoGtNpTGoBwUm4

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
2132	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 2132	3040	rundll32.exe	30
PID 3040 wrote to memory of 2132	3040	rundll32.exe	30
PID 3040 wrote to memory of 2132	3040	rundll32.exe	30
PID 3040 wrote to memory of 2132	3040	rundll32.exe	30
PID 3040 wrote to memory of 2132	3040	rundll32.exe	30
PID 3040 wrote to memory of 2132	3040	rundll32.exe	30
PID 3040 wrote to memory of 2132	3040	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bc86ebec9cb1e116379f60169d8fb916_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bc86ebec9cb1e116379f60169d8fb916_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2132

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/2132-0-0x0000000000170000-0x000000000017A000-memory.dmp

Filesize
40KB

Download
memory/2132-1-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/2132-5-0x0000000000170000-0x000000000017A000-memory.dmp

Filesize
40KB

Download
memory/2132-4-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/2132-7-0x0000000000170000-0x000000000017A000-memory.dmp

Filesize
40KB

Download