Malware Analysis Report

2024-09-09 13:22

Sample ID 240613-d4a1fssgna
Target a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118
SHA256 51b5341db8434526b7a1be0fabf272352c9afcc2b41eaf7d08641b2aad8bea34
Tags
collection spyware stealer
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

51b5341db8434526b7a1be0fabf272352c9afcc2b41eaf7d08641b2aad8bea34

Threat Level: Shows suspicious behavior

The file a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

collection spyware stealer

Reads WinSCP keys stored on the system

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Unsigned PE

Suspicious behavior: EnumeratesProcesses

outlook_office_path

Suspicious use of AdjustPrivilegeToken

outlook_win_path

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-13 03:33

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 03:33

Reported

2024-06-13 03:35

Platform

win7-20240611-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_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-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_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\a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
JP 132.226.8.169:80 checkip.dyndns.org tcp

Files

memory/2460-0-0x0000000074221000-0x0000000074222000-memory.dmp

memory/2460-1-0x0000000074220000-0x00000000747CB000-memory.dmp

memory/2460-2-0x0000000074220000-0x00000000747CB000-memory.dmp

memory/2460-3-0x0000000074220000-0x00000000747CB000-memory.dmp

memory/2460-4-0x0000000074220000-0x00000000747CB000-memory.dmp

memory/2460-5-0x0000000074220000-0x00000000747CB000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 03:33

Reported

2024-06-13 03:35

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_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-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_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\a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a3aff964829b39f8c7eedb35f7919ede_JaffaCakes118.exe"

Network

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

Files

memory/1232-0-0x0000000074832000-0x0000000074833000-memory.dmp

memory/1232-1-0x0000000074830000-0x0000000074DE1000-memory.dmp

memory/1232-2-0x0000000074830000-0x0000000074DE1000-memory.dmp

memory/1232-3-0x0000000074830000-0x0000000074DE1000-memory.dmp

memory/1232-4-0x0000000074832000-0x0000000074833000-memory.dmp

memory/1232-5-0x0000000074830000-0x0000000074DE1000-memory.dmp