Malware Analysis Report

2024-11-13 16:19

Sample ID 240825-taw9latemp
Target c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118
SHA256 1ba817ff4c6e54f2541e45c34db1b832c9ab9acacc71dc48ded6ffa766655532
Tags
agenttesla agilenet collection credential_access discovery keylogger persistence spyware stealer trojan
score
10/10

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
10/10

SHA256

1ba817ff4c6e54f2541e45c34db1b832c9ab9acacc71dc48ded6ffa766655532

Threat Level: Known bad

The file c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

agenttesla agilenet collection credential_access discovery keylogger persistence spyware stealer trojan

AgentTesla

Credentials from Password Stores: Credentials from Web Browsers

Reads user/profile data of local email clients

Reads WinSCP keys stored on the system

Reads user/profile data of web browsers

Unsecured Credentials: Credentials In Files

Reads data files stored by FTP clients

Obfuscated with Agile.Net obfuscator

Adds Run key to start application

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

outlook_win_path

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-25 15:51

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-25 15:51

Reported

2024-08-25 15:54

Platform

win7-20240705-en

Max time kernel

56s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Credentials from Password Stores: Credentials from Web Browsers

credential_access stealer

Obfuscated with Agile.Net obfuscator

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

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

Unsecured Credentials: Credentials In Files

credential_access stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\Run\MyOtApp = "C:\\Users\\Admin\\AppData\\Roaming\\MyOtApp\\MyOtApp.exe" C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1432 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe
PID 1432 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe
PID 1432 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe
PID 1432 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe
PID 1432 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe
PID 1432 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe
PID 1432 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe
PID 1432 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe
PID 1432 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_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/1432-0-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

memory/1432-1-0x0000000000FC0000-0x0000000001026000-memory.dmp

memory/1432-2-0x0000000000B50000-0x0000000000BC8000-memory.dmp

memory/1432-3-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

memory/1432-4-0x0000000000420000-0x0000000000440000-memory.dmp

memory/1432-5-0x0000000074A40000-0x000000007512E000-memory.dmp

memory/1432-6-0x0000000074A40000-0x000000007512E000-memory.dmp

memory/1432-7-0x0000000074A40000-0x000000007512E000-memory.dmp

memory/1432-8-0x0000000074A40000-0x000000007512E000-memory.dmp

memory/2868-17-0x0000000000080000-0x00000000000BC000-memory.dmp

memory/2868-14-0x0000000000080000-0x00000000000BC000-memory.dmp

memory/2868-10-0x0000000000080000-0x00000000000BC000-memory.dmp

memory/2868-9-0x0000000000080000-0x00000000000BC000-memory.dmp

memory/1432-18-0x0000000074A40000-0x000000007512E000-memory.dmp

memory/2868-19-0x0000000074A40000-0x000000007512E000-memory.dmp

memory/2868-20-0x0000000074A40000-0x000000007512E000-memory.dmp

memory/2868-21-0x0000000074A40000-0x000000007512E000-memory.dmp

memory/2868-24-0x00000000002B0000-0x00000000002BA000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-25 15:51

Reported

2024-08-25 15:54

Platform

win10v2004-20240802-en

Max time kernel

134s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Credentials from Password Stores: Credentials from Web Browsers

credential_access stealer

Obfuscated with Agile.Net obfuscator

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

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

Unsecured Credentials: Credentials In Files

credential_access stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MyOtApp = "C:\\Users\\Admin\\AppData\\Roaming\\MyOtApp\\MyOtApp.exe" C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4580 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe
PID 4580 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe
PID 4580 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe
PID 4580 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe
PID 4580 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe
PID 4580 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe
PID 4580 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe
PID 4580 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.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 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 checkip.dyndns.org udp
BR 132.226.247.73:80 checkip.dyndns.org tcp
US 8.8.8.8:53 73.247.226.132.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa 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 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp

Files

memory/4580-0-0x00000000749BE000-0x00000000749BF000-memory.dmp

memory/4580-1-0x0000000000010000-0x0000000000076000-memory.dmp

memory/4580-2-0x0000000004FC0000-0x0000000005564000-memory.dmp

memory/4580-3-0x0000000004A10000-0x0000000004AA2000-memory.dmp

memory/4580-4-0x0000000004BB0000-0x0000000004C28000-memory.dmp

memory/4580-5-0x00000000749BE000-0x00000000749BF000-memory.dmp

memory/4580-6-0x00000000049C0000-0x00000000049E0000-memory.dmp

memory/4580-7-0x00000000749B0000-0x0000000075160000-memory.dmp

memory/4580-8-0x0000000008150000-0x00000000081EC000-memory.dmp

memory/4580-9-0x00000000749B0000-0x0000000075160000-memory.dmp

memory/2660-10-0x0000000000400000-0x000000000043C000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\c112e48a9536ad1de4c0f3a466dee4a4_JaffaCakes118.exe.log

MD5 2ef5ef69dadb8865b3d5b58c956077b8
SHA1 af2d869bac00685c745652bbd8b3fe82829a8998
SHA256 363502eb2a4e53ba02d2d85412b901fcf8e06de221736bdffa949799ef3d21e3
SHA512 66d4db5dd17d88e1d54ea0df3a7211a503dc4355de701259cefccc9f2e4e3ced9534b700099ffbb089a5a3acb082011c80b61801aa14aff76b379ce8f90d4fd3

memory/4580-14-0x00000000749B0000-0x0000000075160000-memory.dmp

memory/2660-13-0x00000000749B0000-0x0000000075160000-memory.dmp

memory/2660-15-0x00000000749B0000-0x0000000075160000-memory.dmp

memory/2660-16-0x00000000052D0000-0x00000000052E8000-memory.dmp

memory/2660-17-0x0000000005DA0000-0x0000000005E06000-memory.dmp

memory/2660-18-0x00000000749B0000-0x0000000075160000-memory.dmp

memory/2660-21-0x0000000006900000-0x000000000690A000-memory.dmp

memory/2660-22-0x0000000006E60000-0x0000000006EB0000-memory.dmp

memory/2660-23-0x0000000006ED0000-0x0000000006EDA000-memory.dmp