Malware Analysis Report

2024-09-09 12:57

Sample ID 240614-ksbk6sxblj
Target a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118
SHA256 15b5fb5f9e22d6d16ada9ff2286e483d5aa35539d18f7bb338ec03114b58c5e3
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

15b5fb5f9e22d6d16ada9ff2286e483d5aa35539d18f7bb338ec03114b58c5e3

Threat Level: Shows suspicious behavior

The file a8d180b2b11afaaa1877dc92c5dca8a5_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 web browsers

Reads user/profile data of local email clients

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Suspicious use of SetThreadContext

Unsigned PE

Program crash

outlook_win_path

outlook_office_path

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-14 08:51

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-14 08:51

Reported

2024-06-14 08:53

Platform

win7-20240508-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_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-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_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\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2344 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe
PID 2344 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe
PID 2344 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe
PID 2344 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe
PID 2344 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe
PID 2344 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe
PID 2344 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe
PID 2344 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe
PID 2344 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe"

Network

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

Files

memory/2344-0-0x00000000748A1000-0x00000000748A2000-memory.dmp

memory/2344-1-0x00000000748A0000-0x0000000074E4B000-memory.dmp

memory/2344-2-0x00000000748A0000-0x0000000074E4B000-memory.dmp

memory/2944-7-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2944-13-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2944-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2944-9-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2944-5-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2944-3-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2344-18-0x00000000748A0000-0x0000000074E4B000-memory.dmp

memory/2944-19-0x00000000748A0000-0x0000000074E4B000-memory.dmp

memory/2944-17-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2944-15-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2344-20-0x00000000748A0000-0x0000000074E4B000-memory.dmp

memory/2944-21-0x00000000748A0000-0x0000000074E4B000-memory.dmp

memory/2944-22-0x00000000748A0000-0x0000000074E4B000-memory.dmp

memory/2944-23-0x00000000748A0000-0x0000000074E4B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-14 08:51

Reported

2024-06-14 08:54

Platform

win10v2004-20240226-en

Max time kernel

137s

Max time network

159s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a8d180b2b11afaaa1877dc92c5dca8a5_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2324 -ip 2324

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 80

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3180 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 175.117.168.52.in-addr.arpa udp

Files

memory/112-0-0x00000000750F2000-0x00000000750F3000-memory.dmp

memory/112-1-0x00000000750F0000-0x00000000756A1000-memory.dmp

memory/112-2-0x00000000750F0000-0x00000000756A1000-memory.dmp

memory/112-3-0x00000000750F0000-0x00000000756A1000-memory.dmp

memory/112-6-0x00000000750F0000-0x00000000756A1000-memory.dmp