585ce1d0a8c26f81f8d5689df47dbb3a138acf66b451b557719e02ea3594f36d

Analysis

max time kernel
14s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/09/2024, 19:17

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General

Target

ff3478b583cf899730c104c85c1d75c4_JaffaCakes118.dll
Size

55KB
MD5

ff3478b583cf899730c104c85c1d75c4
SHA1

0d08b147e50f889a40eb80c68d548430ffc5875b
SHA256

585ce1d0a8c26f81f8d5689df47dbb3a138acf66b451b557719e02ea3594f36d
SHA512

4dc2d4b6aeab3232c66f0bfb377d6ae543b7e74fbe01f6cae316398a6842c2af922c9d0170d208954c26bfe6dc42ed87beb87fc4db03e1d5bbd72985b107da05
SSDEEP

768:d8ujrJxzVjqBv8Z2o/mBlQ7gT9BpJrNY7+AzLlJyN805kdD7/MVVpwGTwtSziNzg:dhjrtiv8ZfOYKPrNIryO0CCrkIUoqyZ

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
2248	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2592 wrote to memory of 2248	2592	rundll32.exe	29
PID 2592 wrote to memory of 2248	2592	rundll32.exe	29
PID 2592 wrote to memory of 2248	2592	rundll32.exe	29
PID 2592 wrote to memory of 2248	2592	rundll32.exe	29
PID 2592 wrote to memory of 2248	2592	rundll32.exe	29
PID 2592 wrote to memory of 2248	2592	rundll32.exe	29
PID 2592 wrote to memory of 2248	2592	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ff3478b583cf899730c104c85c1d75c4_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2592
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ff3478b583cf899730c104c85c1d75c4_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2248

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/2248-1-0x00000000000F0000-0x00000000000F9000-memory.dmp

Filesize
36KB

Download
memory/2248-3-0x00000000000F0000-0x00000000000F9000-memory.dmp

Filesize
36KB

Download