11e238da087eebeeab0ccca24beea56d0da1c8dcd3ad2bf56511053f6e4ebbbb

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06-09-2024 20:38

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General

Target

d0692e8f398dff78ea7de712771a9f0e_JaffaCakes118.dll
Size

248KB
MD5

d0692e8f398dff78ea7de712771a9f0e
SHA1

a6b943c31de7f31ecb81a3a56aa5383b8f61914f
SHA256

11e238da087eebeeab0ccca24beea56d0da1c8dcd3ad2bf56511053f6e4ebbbb
SHA512

9066f7e4f8012fb05db6b99373f373745d5771fd7e3c4ff5721039bad70bc5dc60814c3142e4b2a7b1b926f464e894b687d56b77deffa535a700c16450d85188
SSDEEP

3072:Nkwovc3nyXZKFru3ryIfeB4tq4lqwpuXvljzmNLWyUcD3FqwHvMjNGnmDIlXFm3q:uMZWutILWgQv2

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\fsrpknov = "{BB476D4A-EE2F-4B4B-AB9B-EDA4BB4017AB}"	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

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BB476D4A-EE2F-4B4B-AB9B-EDA4BB4017AB}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BB476D4A-EE2F-4B4B-AB9B-EDA4BB4017AB}\InProcServer32\ = "C:\\Windows\\fsrpknov.dll"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BB476D4A-EE2F-4B4B-AB9B-EDA4BB4017AB}\InProcServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2812	2856	rundll32.exe	30
PID 2856 wrote to memory of 2812	2856	rundll32.exe	30
PID 2856 wrote to memory of 2812	2856	rundll32.exe	30
PID 2856 wrote to memory of 2812	2856	rundll32.exe	30
PID 2856 wrote to memory of 2812	2856	rundll32.exe	30
PID 2856 wrote to memory of 2812	2856	rundll32.exe	30
PID 2856 wrote to memory of 2812	2856	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d0692e8f398dff78ea7de712771a9f0e_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d0692e8f398dff78ea7de712771a9f0e_JaffaCakes118.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2812

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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