Malware Analysis Report

2025-01-19 05:04

Sample ID 240605-wepresed28
Target 98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118
SHA256 c4c9a2ea7b938b44d9aa6c329c52d6dceeebbf0c7a83dfb7420d0a55e952ea33
Tags
agenttesla collection 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

c4c9a2ea7b938b44d9aa6c329c52d6dceeebbf0c7a83dfb7420d0a55e952ea33

Threat Level: Known bad

The file 98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

agenttesla collection keylogger persistence spyware stealer trojan

AgentTesla

AgentTesla payload

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

Accesses Microsoft Outlook profiles

Adds Run key to start application

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

outlook_win_path

outlook_office_path

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-05 17:50

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-05 17:50

Reported

2024-06-05 17:52

Platform

win7-20240220-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.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
N/A N/A N/A N/A
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

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\turkguy = "C:\\Users\\Admin\\AppData\\Local\\Temp\\turkguy\\turkguy.exe" C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2004 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe
PID 2004 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe
PID 2004 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe
PID 2004 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe
PID 2004 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe
PID 2004 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe
PID 2004 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe
PID 2004 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe
PID 2004 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe

"{path}"

Network

N/A

Files

memory/2004-0-0x00000000745AE000-0x00000000745AF000-memory.dmp

memory/2004-1-0x0000000000220000-0x00000000002FA000-memory.dmp

memory/2004-2-0x00000000745A0000-0x0000000074C8E000-memory.dmp

memory/2004-3-0x0000000000350000-0x000000000035A000-memory.dmp

memory/2004-4-0x00000000745A0000-0x0000000074C8E000-memory.dmp

memory/2004-5-0x00000000043B0000-0x0000000004404000-memory.dmp

memory/2676-6-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2676-9-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2676-14-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2676-16-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2676-12-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2676-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2676-8-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2004-18-0x00000000745A0000-0x0000000074C8E000-memory.dmp

memory/2676-17-0x00000000745A0000-0x0000000074C8E000-memory.dmp

memory/2676-7-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2676-19-0x00000000745A0000-0x0000000074C8E000-memory.dmp

memory/2676-21-0x00000000745A0000-0x0000000074C8E000-memory.dmp

memory/2676-22-0x00000000745A0000-0x0000000074C8E000-memory.dmp

memory/2676-23-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-05 17:50

Reported

2024-06-05 17:52

Platform

win10v2004-20240508-en

Max time kernel

134s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

AgentTesla payload

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

Accesses Microsoft Outlook profiles

collection
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\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.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\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe N/A
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\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.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\turkguy = "C:\\Users\\Admin\\AppData\\Local\\Temp\\turkguy\\turkguy.exe" C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3112 wrote to memory of 4176 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe
PID 3112 wrote to memory of 4176 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe
PID 3112 wrote to memory of 4176 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe
PID 3112 wrote to memory of 4176 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe
PID 3112 wrote to memory of 4176 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe
PID 3112 wrote to memory of 4176 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe
PID 3112 wrote to memory of 4176 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe
PID 3112 wrote to memory of 4176 N/A C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe

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\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.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\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe

"{path}"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
BE 2.17.107.106:443 www.bing.com tcp
US 8.8.8.8:53 105.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 106.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 114.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 bh-58.webhostbox.net udp
US 199.79.63.24:587 bh-58.webhostbox.net tcp
US 8.8.8.8:53 24.63.79.199.in-addr.arpa udp
US 199.79.63.24:587 bh-58.webhostbox.net tcp
US 8.8.8.8:53 11.227.111.52.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 26.35.223.20.in-addr.arpa udp

Files

memory/3112-0-0x000000007522E000-0x000000007522F000-memory.dmp

memory/3112-1-0x0000000000E10000-0x0000000000EEA000-memory.dmp

memory/3112-2-0x0000000075220000-0x00000000759D0000-memory.dmp

memory/3112-3-0x0000000005930000-0x00000000059CC000-memory.dmp

memory/3112-4-0x0000000005720000-0x000000000572A000-memory.dmp

memory/3112-5-0x00000000059D0000-0x0000000005A62000-memory.dmp

memory/3112-6-0x000000007522E000-0x000000007522F000-memory.dmp

memory/3112-7-0x0000000075220000-0x00000000759D0000-memory.dmp

memory/3112-8-0x0000000005FC0000-0x0000000006014000-memory.dmp

memory/3112-9-0x0000000006710000-0x0000000006CB4000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\98d413d84057025f8dbfa27d394cc2bb_JaffaCakes118.exe.log

MD5 d143fbf26ef7c5350636d5f77ed0095d
SHA1 f549dfa0c61501a855604956c407efc81cc318f0
SHA256 07dffc7d22db12a99331028626a7c3ec98bfc490662733e5c3a9b15934776469
SHA512 a1d4b17339a3c54e23eb3d70ad67e4bd6ca12c91a22cfa3b70a5fa0ced22d45bcf4d52fc22ecc35d762c514f5e98330b23601aed16124426a8f2bfdab5e50719

memory/4176-10-0x0000000000400000-0x000000000044C000-memory.dmp

memory/4176-13-0x0000000075220000-0x00000000759D0000-memory.dmp

memory/3112-14-0x0000000075220000-0x00000000759D0000-memory.dmp

memory/4176-15-0x0000000075220000-0x00000000759D0000-memory.dmp

memory/4176-16-0x00000000056B0000-0x00000000056C8000-memory.dmp

memory/4176-17-0x0000000006030000-0x0000000006096000-memory.dmp

memory/4176-19-0x0000000075220000-0x00000000759D0000-memory.dmp

memory/4176-20-0x00000000066C0000-0x0000000006710000-memory.dmp

memory/4176-24-0x00000000066A0000-0x00000000066AA000-memory.dmp

memory/4176-25-0x0000000075220000-0x00000000759D0000-memory.dmp

memory/4176-26-0x0000000075220000-0x00000000759D0000-memory.dmp