Malware Analysis Report

2025-01-19 05:03

Sample ID 240605-n6cxyaeg9z
Target 9818aefcf51bc19e0e5469cd1042e556_JaffaCakes118
SHA256 e1f6aaf8003615cdb6808c2a48aab3fdd8eb1175c9c86f6f76718465672c2799
Tags
collection evasion persistence spyware stealer trojan
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

e1f6aaf8003615cdb6808c2a48aab3fdd8eb1175c9c86f6f76718465672c2799

Threat Level: Shows suspicious behavior

The file 9818aefcf51bc19e0e5469cd1042e556_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

collection evasion persistence spyware stealer trojan

Reads user/profile data of web browsers

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads WinSCP keys stored on the system

Adds Run key to start application

Checks whether UAC is enabled

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

outlook_win_path

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

outlook_office_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-05 12:00

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-05 12:00

Reported

2024-06-05 12:02

Platform

win7-20240221-en

Max time kernel

135s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\PSS World Medical Inc = "C:\\Users\\Admin\\AppData\\Roaming\\PSS World Medical Inc\\PSS World Medical Inc.exe" C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.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 SetThreadContext

Description Indicator Process Target
PID 2492 set thread context of 2648 N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2492 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe
PID 2492 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe
PID 2492 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe
PID 2492 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe
PID 2492 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe
PID 2492 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe
PID 2492 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe
PID 2492 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe
PID 2492 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe

"C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe"

C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe

"C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe"

Network

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

Files

memory/2492-0-0x000000007486E000-0x000000007486F000-memory.dmp

memory/2492-1-0x0000000000FD0000-0x0000000001092000-memory.dmp

memory/2492-2-0x0000000000560000-0x000000000057A000-memory.dmp

memory/2492-3-0x0000000074860000-0x0000000074F4E000-memory.dmp

memory/2492-5-0x0000000074860000-0x0000000074F4E000-memory.dmp

memory/2492-7-0x0000000074860000-0x0000000074F4E000-memory.dmp

memory/2492-8-0x0000000074860000-0x0000000074F4E000-memory.dmp

memory/2648-9-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2492-11-0x0000000000370000-0x0000000000470000-memory.dmp

memory/2492-12-0x0000000074860000-0x0000000074F4E000-memory.dmp

memory/2492-13-0x000000007486E000-0x000000007486F000-memory.dmp

memory/2648-15-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2492-16-0x0000000000370000-0x0000000000470000-memory.dmp

memory/2648-18-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2492-19-0x0000000000370000-0x0000000000470000-memory.dmp

memory/2648-20-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2492-22-0x0000000000370000-0x0000000000470000-memory.dmp

memory/2648-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2648-29-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2492-30-0x0000000074860000-0x0000000074F4E000-memory.dmp

memory/2648-27-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2648-25-0x0000000000400000-0x0000000000436000-memory.dmp

memory/2648-31-0x0000000074860000-0x0000000074F4E000-memory.dmp

memory/2648-32-0x0000000074860000-0x0000000074F4E000-memory.dmp

memory/2648-33-0x0000000074860000-0x0000000074F4E000-memory.dmp

memory/2648-36-0x0000000000480000-0x000000000048A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-05 12:00

Reported

2024-06-05 12:02

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.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-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\PSS World Medical Inc = "C:\\Users\\Admin\\AppData\\Roaming\\PSS World Medical Inc\\PSS World Medical Inc.exe" C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.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 SetThreadContext

Description Indicator Process Target
PID 1620 set thread context of 552 N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe

"C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe"

C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe

"C:\Users\Admin\AppData\Local\Temp\20180719-Doc_Scan_signed.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
NL 23.62.61.72:443 www.bing.com tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 72.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 xn--5na.org udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 checkip.dyndns.org udp
US 158.101.44.242:80 checkip.dyndns.org tcp
US 8.8.8.8:53 242.44.101.158.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 freetwo.xyz udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 freetwo.xyz udp
US 8.8.8.8:53 13.173.189.20.in-addr.arpa udp

Files

memory/1620-0-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

memory/1620-1-0x0000000000540000-0x0000000000602000-memory.dmp

memory/1620-2-0x0000000005350000-0x00000000058F4000-memory.dmp

memory/1620-3-0x0000000004EA0000-0x0000000004F32000-memory.dmp

memory/1620-4-0x0000000004F40000-0x0000000004F5A000-memory.dmp

memory/1620-5-0x0000000074BC0000-0x0000000075370000-memory.dmp

memory/1620-7-0x0000000074BC0000-0x0000000075370000-memory.dmp

memory/1620-9-0x0000000074BC0000-0x0000000075370000-memory.dmp

memory/1620-10-0x0000000006450000-0x00000000064EC000-memory.dmp

memory/1620-12-0x0000000074BC0000-0x0000000075370000-memory.dmp

memory/1620-15-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

memory/552-17-0x0000000000400000-0x0000000000436000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\20180719-Doc_Scan_signed.exe.log

MD5 4ae433026ba02aba51bdb1cd5285679c
SHA1 24ee6f3bb34942de62617ba7b732f540f4a7952f
SHA256 7637b235e35fedfcd3e9c4de5e02531fbebb74e620ff6dc19fd130e195a2cf6b
SHA512 0339d9534d1063b066937159f4a6d4f2e1d4e326ab9d6f143276c41ffcea8edc0dbbf6dc1ec55d8bd77d180db79fbf431d3c40b3e658169023ed0e50325fad8b

memory/1620-20-0x0000000074BC0000-0x0000000075370000-memory.dmp

memory/552-21-0x0000000074BC0000-0x0000000075370000-memory.dmp

memory/552-22-0x0000000074BC0000-0x0000000075370000-memory.dmp

memory/552-23-0x0000000005630000-0x0000000005648000-memory.dmp

memory/552-24-0x0000000005900000-0x0000000005966000-memory.dmp

memory/552-27-0x0000000006D20000-0x0000000006D2A000-memory.dmp

memory/552-28-0x00000000070D0000-0x0000000007120000-memory.dmp

memory/552-29-0x0000000006BC0000-0x0000000006BCA000-memory.dmp

memory/552-30-0x0000000074BC0000-0x0000000075370000-memory.dmp

memory/552-31-0x0000000074BC0000-0x0000000075370000-memory.dmp