Malware Analysis Report

2024-09-09 18:10

Sample ID 240618-nvhztawelr
Target bbbf865eac7a009891e4311dfb6062d0_JaffaCakes118
SHA256 4ec6f33aed9997c5ae03f1738402336ec6f54ad0e68ccf969d0e0457785f8c76
Tags
agenttesla collection keylogger persistence privilege_escalation spyware stealer trojan upx
score
10/10

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
10/10

SHA256

4ec6f33aed9997c5ae03f1738402336ec6f54ad0e68ccf969d0e0457785f8c76

Threat Level: Known bad

The file bbbf865eac7a009891e4311dfb6062d0_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

agenttesla collection keylogger persistence privilege_escalation spyware stealer trojan upx

AgentTesla

AgentTesla payload

UPX packed file

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Reads data files stored by FTP clients

Reads WinSCP keys stored on the system

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Event Triggered Execution: Netsh Helper DLL

Unsigned PE

outlook_win_path

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

outlook_office_path

Suspicious behavior: MapViewOfSection

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-18 11:42

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-18 11:42

Reported

2024-06-18 11:45

Platform

win7-20240419-en

Max time kernel

141s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

AgentTesla payload

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

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2888 set thread context of 3064 N/A C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe

Event Triggered Execution: Netsh Helper DLL

persistence privilege_escalation
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.exe N/A
Key queried \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.exe N/A
Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe

"C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe"

C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe

"C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe"

C:\Windows\SysWOW64\netsh.exe

"netsh" wlan show profile

Network

N/A

Files

memory/2888-0-0x0000000000220000-0x0000000000221000-memory.dmp

memory/2888-2-0x0000000000530000-0x0000000000531000-memory.dmp

memory/2888-1-0x00000000003F0000-0x00000000003F6000-memory.dmp

memory/3064-3-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/3064-7-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/3064-10-0x00000000002F0000-0x0000000000340000-memory.dmp

memory/3064-11-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/3064-9-0x00000000002F0000-0x0000000000340000-memory.dmp

memory/3064-6-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/2888-4-0x0000000000400000-0x000000000050E000-memory.dmp

memory/3064-8-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/3064-22-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/3064-23-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/3064-24-0x0000000000400000-0x00000000004AC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-18 11:42

Reported

2024-06-18 11:45

Platform

win10v2004-20240611-en

Max time kernel

141s

Max time network

94s

Command Line

"C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

AgentTesla payload

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

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3536 set thread context of 3356 N/A C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe

Event Triggered Execution: Netsh Helper DLL

persistence privilege_escalation
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.exe N/A
Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.exe N/A
Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe

"C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe"

C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe

"C:\Users\Admin\AppData\Local\Temp\solution fighting COVID-19_pdf.exe"

C:\Windows\SysWOW64\netsh.exe

"netsh" wlan show profile

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
BE 88.221.83.232:443 www.bing.com tcp
US 8.8.8.8:53 232.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 mail.flood-protection.org udp
NL 68.66.248.21:587 mail.flood-protection.org tcp
US 8.8.8.8:53 21.248.66.68.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 35.15.31.184.in-addr.arpa udp
US 8.8.8.8:53 17.252.100.95.in-addr.arpa udp
US 8.8.8.8:53 211.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/3536-0-0x0000000002150000-0x0000000002151000-memory.dmp

memory/3356-8-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/3536-12-0x0000000000400000-0x000000000050E000-memory.dmp

memory/3356-11-0x00000000008F0000-0x0000000000940000-memory.dmp

memory/3356-9-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/3356-10-0x00000000008F0000-0x0000000000940000-memory.dmp

memory/3356-6-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/3536-5-0x0000000002400000-0x0000000002401000-memory.dmp

memory/3536-4-0x00000000023E0000-0x00000000023E6000-memory.dmp

memory/3356-7-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/3356-1-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/3356-23-0x0000000000400000-0x00000000004AC000-memory.dmp