a84161c510d3e61d2c36ba5f2fd509141a16de1ca63fecbfa2193d4cf3272eb3

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
04/03/2025, 19:38

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General

Target

JaffaCakes118_4f43002b2b941d331bae9285e0d3f130.dll
Size

122KB
MD5

4f43002b2b941d331bae9285e0d3f130
SHA1

38510da172e5d323d105fe04ff1df58808e06fce
SHA256

a84161c510d3e61d2c36ba5f2fd509141a16de1ca63fecbfa2193d4cf3272eb3
SHA512

bfa6d574d78f4e7ddd05c43f80a589c3c082e9117a6654e9672c4c31c09f14ebecb06185ac6bb28f21b12b9cca6eedd6fb24da70e7c9bde9e057f82c31bca5b6
SSDEEP

3072:of9xHwm1PXBmXZFeA28pM6EdePl9dehiv80P80Cnp8d6f:wdwaWB28edeP/deUv80P80Ap8g

Score

8^/10

discovery persistence

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 3 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{B7F63D20-630E-4ecf-BDF9-BA29AE666284}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{B7F63D20-630E-4ecf-BDF9-BA29AE666284}\ = "ÏµÍ³ÉèÖÃ"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{B7F63D20-630E-4ecf-BDF9-BA29AE666284}\stubpath = "þÿÿÿX"	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 use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2892	2384	rundll32.exe	30
PID 2384 wrote to memory of 2892	2384	rundll32.exe	30
PID 2384 wrote to memory of 2892	2384	rundll32.exe	30
PID 2384 wrote to memory of 2892	2384	rundll32.exe	30
PID 2384 wrote to memory of 2892	2384	rundll32.exe	30
PID 2384 wrote to memory of 2892	2384	rundll32.exe	30
PID 2384 wrote to memory of 2892	2384	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f43002b2b941d331bae9285e0d3f130.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f43002b2b941d331bae9285e0d3f130.dll,#1
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - System Location Discovery: System Language Discovery
  PID:2892

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

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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