Malware Analysis Report

2025-04-14 03:39

Sample ID 240612-s2an8stglj
Target a12d7e1bf870dcd9d9476869ab8a2d2e_JaffaCakes118
SHA256 fa84ddf26f5e6f3a5b7a2e71a0da4849088f2c6fca6358334d7087d49d7df217
Tags
score
3/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
3/10

SHA256

fa84ddf26f5e6f3a5b7a2e71a0da4849088f2c6fca6358334d7087d49d7df217

Threat Level: Likely benign

The file a12d7e1bf870dcd9d9476869ab8a2d2e_JaffaCakes118 was found to be: Likely benign.

Malicious Activity Summary


Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-12 15:36

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-12 15:36

Reported

2024-06-12 15:39

Platform

win7-20240508-en

Max time kernel

121s

Max time network

122s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12d7e1bf870dcd9d9476869ab8a2d2e_JaffaCakes118.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2132 wrote to memory of 2056 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2132 wrote to memory of 2056 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2132 wrote to memory of 2056 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2132 wrote to memory of 2056 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2132 wrote to memory of 2056 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2132 wrote to memory of 2056 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2132 wrote to memory of 2056 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12d7e1bf870dcd9d9476869ab8a2d2e_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12d7e1bf870dcd9d9476869ab8a2d2e_JaffaCakes118.dll,#1

Network

N/A

Files

memory/2056-3-0x0000000010000000-0x000000001002C000-memory.dmp

memory/2056-2-0x0000000010000000-0x000000001002C000-memory.dmp

memory/2056-1-0x0000000010000000-0x000000001002C000-memory.dmp

memory/2056-0-0x0000000010000000-0x000000001002C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-12 15:36

Reported

2024-06-12 15:39

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

53s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12d7e1bf870dcd9d9476869ab8a2d2e_JaffaCakes118.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4068 wrote to memory of 1784 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4068 wrote to memory of 1784 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4068 wrote to memory of 1784 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12d7e1bf870dcd9d9476869ab8a2d2e_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12d7e1bf870dcd9d9476869ab8a2d2e_JaffaCakes118.dll,#1

Network

Files

memory/1784-0-0x0000000010000000-0x000000001002C000-memory.dmp