Malware Analysis Report

2024-10-19 11:47

Sample ID 240615-ecf8tsyarh
Target acca45d6f335561d00a18f8c5a095b00_JaffaCakes118
SHA256 2478c31d4d0a611eb749232b02a87c75e740013cd5374af007df4fe1346c9854
Tags
collection spyware stealer
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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
7/10

SHA256

2478c31d4d0a611eb749232b02a87c75e740013cd5374af007df4fe1346c9854

Threat Level: Shows suspicious behavior

The file acca45d6f335561d00a18f8c5a095b00_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

collection spyware stealer

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Reads data files stored by FTP clients

Reads WinSCP keys stored on the system

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Suspicious use of SetThreadContext

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

outlook_office_path

Suspicious use of WriteProcessMemory

outlook_win_path

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-15 03:47

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 03:47

Reported

2024-06-15 03:50

Platform

win7-20240508-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe"

Signatures

Reads WinSCP keys stored on the system

spyware stealer

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1776 wrote to memory of 2404 N/A C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe
PID 1776 wrote to memory of 2404 N/A C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe
PID 1776 wrote to memory of 2404 N/A C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe
PID 1776 wrote to memory of 2404 N/A C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe
PID 1776 wrote to memory of 2404 N/A C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe
PID 1776 wrote to memory of 2404 N/A C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe
PID 1776 wrote to memory of 2404 N/A C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe
PID 1776 wrote to memory of 2404 N/A C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe
PID 1776 wrote to memory of 2404 N/A C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp

Files

memory/1776-0-0x0000000074F31000-0x0000000074F32000-memory.dmp

memory/1776-1-0x0000000074F30000-0x00000000754DB000-memory.dmp

memory/1776-2-0x0000000074F30000-0x00000000754DB000-memory.dmp

memory/1776-18-0x0000000074F30000-0x00000000754DB000-memory.dmp

memory/2404-19-0x0000000074F30000-0x00000000754DB000-memory.dmp

memory/2404-20-0x0000000074F30000-0x00000000754DB000-memory.dmp

memory/2404-17-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2404-15-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2404-13-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2404-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2404-9-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2404-7-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2404-5-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2404-3-0x0000000000400000-0x0000000000436000-memory.dmp

memory/1776-21-0x0000000074F30000-0x00000000754DB000-memory.dmp

memory/2404-22-0x0000000074F30000-0x00000000754DB000-memory.dmp

memory/2404-23-0x0000000074F30000-0x00000000754DB000-memory.dmp

memory/2404-24-0x0000000074F30000-0x00000000754DB000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 03:47

Reported

2024-06-15 03:50

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

52s

Command Line

"C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\acca45d6f335561d00a18f8c5a095b00_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4728 -ip 4728

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 80

Network

Files

memory/4404-0-0x0000000074922000-0x0000000074923000-memory.dmp

memory/4404-1-0x0000000074920000-0x0000000074ED1000-memory.dmp

memory/4404-2-0x0000000074920000-0x0000000074ED1000-memory.dmp

memory/4404-5-0x0000000074920000-0x0000000074ED1000-memory.dmp

memory/4404-4-0x0000000074920000-0x0000000074ED1000-memory.dmp