Malware Analysis Report

2024-11-30 07:48

Sample ID 240603-gz3rfsfe78
Target 90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118
SHA256 4b4395f5e2e7921f0b570a99b673000e29f44f942e94a2f4207642dda50aff12
Tags
agenttesla collection keylogger 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

4b4395f5e2e7921f0b570a99b673000e29f44f942e94a2f4207642dda50aff12

Threat Level: Known bad

The file 90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

agenttesla collection keylogger spyware stealer trojan

AgentTesla

AgentTesla payload

Reads WinSCP keys stored on the system

Reads user/profile data of web browsers

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

outlook_win_path

Suspicious behavior: EnumeratesProcesses

outlook_office_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-03 06:15

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 06:15

Reported

2024-06-03 06:17

Platform

win7-20240215-en

Max time kernel

121s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_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-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2916 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe
PID 2916 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe
PID 2916 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe
PID 2916 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe
PID 2916 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe
PID 2916 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe
PID 2916 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe
PID 2916 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe
PID 2916 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe"

Network

N/A

Files

memory/2916-0-0x000000007426E000-0x000000007426F000-memory.dmp

memory/2916-1-0x0000000000360000-0x00000000003E6000-memory.dmp

memory/2916-2-0x00000000002E0000-0x00000000002EA000-memory.dmp

memory/2916-3-0x0000000074260000-0x000000007494E000-memory.dmp

memory/2916-4-0x0000000004AB0000-0x0000000004B18000-memory.dmp

memory/2916-5-0x000000007426E000-0x000000007426F000-memory.dmp

memory/2916-6-0x0000000074260000-0x000000007494E000-memory.dmp

memory/2916-7-0x0000000000430000-0x000000000043A000-memory.dmp

memory/2556-10-0x0000000000400000-0x0000000000456000-memory.dmp

memory/2556-20-0x0000000000400000-0x0000000000456000-memory.dmp

memory/2556-22-0x0000000074260000-0x000000007494E000-memory.dmp

memory/2916-21-0x0000000074260000-0x000000007494E000-memory.dmp

memory/2556-16-0x0000000000400000-0x0000000000456000-memory.dmp

memory/2556-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2556-13-0x0000000000400000-0x0000000000456000-memory.dmp

memory/2556-12-0x0000000000400000-0x0000000000456000-memory.dmp

memory/2556-18-0x0000000000400000-0x0000000000456000-memory.dmp

memory/2556-9-0x0000000000400000-0x0000000000456000-memory.dmp

memory/2556-23-0x0000000074260000-0x000000007494E000-memory.dmp

memory/2556-24-0x0000000074260000-0x000000007494E000-memory.dmp

memory/2556-25-0x0000000074260000-0x000000007494E000-memory.dmp

memory/2556-26-0x0000000074260000-0x000000007494E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 06:15

Reported

2024-06-03 06:17

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_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-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3716 wrote to memory of 3084 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe
PID 3716 wrote to memory of 3084 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe
PID 3716 wrote to memory of 3084 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe
PID 3716 wrote to memory of 3084 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe
PID 3716 wrote to memory of 3084 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe
PID 3716 wrote to memory of 3084 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe
PID 3716 wrote to memory of 3084 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe
PID 3716 wrote to memory of 3084 N/A C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
NL 23.62.61.171:443 www.bing.com tcp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 171.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.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 8.8.8.8:53 28.73.42.20.in-addr.arpa udp

Files

memory/3716-0-0x0000000074E4E000-0x0000000074E4F000-memory.dmp

memory/3716-1-0x0000000000180000-0x0000000000206000-memory.dmp

memory/3716-2-0x0000000002660000-0x000000000266A000-memory.dmp

memory/3716-3-0x0000000004B90000-0x0000000004C22000-memory.dmp

memory/3716-4-0x0000000074E40000-0x00000000755F0000-memory.dmp

memory/3716-5-0x0000000004E60000-0x0000000004EC8000-memory.dmp

memory/3716-6-0x00000000076A0000-0x000000000773C000-memory.dmp

memory/3716-7-0x0000000074E4E000-0x0000000074E4F000-memory.dmp

memory/3716-8-0x0000000074E40000-0x00000000755F0000-memory.dmp

memory/3716-9-0x00000000079B0000-0x0000000007A16000-memory.dmp

memory/3716-10-0x0000000007940000-0x000000000794A000-memory.dmp

memory/3716-11-0x00000000080D0000-0x0000000008674000-memory.dmp

memory/3084-12-0x0000000000400000-0x0000000000456000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\90cbfa46539ce2af4b7b412269c5d5eb_JaffaCakes118.exe.log

MD5 4c035bcf4ab1fbbc9de8a5ed5be5dfb8
SHA1 180299ba8c06ed922f515b8cdb2409edd8b432d0
SHA256 75b9a0f2298151bbbf388dd94b9f13d5c5ec174891f0c76b07b8cd8bbd1273c1
SHA512 0166b2b1b0d79f366d3ae8b9e76b2fff9648c85b3cf883120b23355ca484337cee6e0462e7d8cd52654506ff739f195bff9e1b4d4617b882ec9943dc31abde4d

memory/3716-15-0x0000000074E40000-0x00000000755F0000-memory.dmp

memory/3084-16-0x0000000074E40000-0x00000000755F0000-memory.dmp

memory/3084-17-0x0000000074E40000-0x00000000755F0000-memory.dmp

memory/3084-18-0x0000000005840000-0x0000000005858000-memory.dmp

memory/3084-19-0x0000000006C30000-0x0000000006C3A000-memory.dmp

memory/3084-20-0x0000000074E40000-0x00000000755F0000-memory.dmp

memory/3084-21-0x0000000074E40000-0x00000000755F0000-memory.dmp

memory/3084-22-0x0000000074E40000-0x00000000755F0000-memory.dmp