Malware Analysis Report

2025-08-06 00:44

Sample ID 240403-xkd3jshe9t
Target a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118
SHA256 49b8d86772f28a310f9d6924d91b1d3bc7ec7d30026eab48a628e057f751037c
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

49b8d86772f28a310f9d6924d91b1d3bc7ec7d30026eab48a628e057f751037c

Threat Level: Known bad

The file a3ebdeb1cdb1799ec204e9f87ac051bf_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 user/profile data of local email clients

Reads data files stored by FTP clients

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of AdjustPrivilegeToken

outlook_win_path

outlook_office_path

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-03 18:54

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-03 18:54

Reported

2024-04-03 18:57

Platform

win7-20240221-en

Max time kernel

139s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_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
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-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2108 wrote to memory of 2608 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
PID 2108 wrote to memory of 2608 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
PID 2108 wrote to memory of 2608 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
PID 2108 wrote to memory of 2608 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
PID 2108 wrote to memory of 2608 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
PID 2108 wrote to memory of 2608 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
PID 2108 wrote to memory of 2608 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
PID 2108 wrote to memory of 2608 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
PID 2108 wrote to memory of 2608 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe"

Network

N/A

Files

memory/2108-0-0x0000000000C80000-0x0000000000CFE000-memory.dmp

memory/2108-1-0x0000000073ED0000-0x00000000745BE000-memory.dmp

memory/2108-2-0x0000000004E60000-0x0000000004EA0000-memory.dmp

memory/2108-3-0x0000000000470000-0x000000000047E000-memory.dmp

memory/2108-4-0x0000000073ED0000-0x00000000745BE000-memory.dmp

memory/2108-5-0x0000000004E60000-0x0000000004EA0000-memory.dmp

memory/2108-6-0x0000000004DC0000-0x0000000004E20000-memory.dmp

memory/2608-7-0x0000000000400000-0x000000000043C000-memory.dmp

memory/2608-8-0x0000000000400000-0x000000000043C000-memory.dmp

memory/2608-9-0x0000000000400000-0x000000000043C000-memory.dmp

memory/2608-10-0x0000000000400000-0x000000000043C000-memory.dmp

memory/2608-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2608-13-0x0000000000400000-0x000000000043C000-memory.dmp

memory/2608-15-0x0000000000400000-0x000000000043C000-memory.dmp

memory/2108-18-0x0000000073ED0000-0x00000000745BE000-memory.dmp

memory/2608-17-0x0000000000400000-0x000000000043C000-memory.dmp

memory/2608-19-0x00000000737E0000-0x0000000073ECE000-memory.dmp

memory/2608-20-0x00000000047C0000-0x0000000004800000-memory.dmp

memory/2608-21-0x00000000737E0000-0x0000000073ECE000-memory.dmp

memory/2608-22-0x00000000047C0000-0x0000000004800000-memory.dmp

memory/2608-23-0x00000000047C0000-0x0000000004800000-memory.dmp

memory/2608-24-0x00000000047C0000-0x0000000004800000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-03 18:54

Reported

2024-04-03 18:57

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3268 wrote to memory of 3876 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
PID 3268 wrote to memory of 3876 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
PID 3268 wrote to memory of 3876 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
PID 3268 wrote to memory of 3876 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
PID 3268 wrote to memory of 3876 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
PID 3268 wrote to memory of 3876 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
PID 3268 wrote to memory of 3876 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
PID 3268 wrote to memory of 3876 N/A C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4136 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:8

C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 249.108.222.173.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 227.97.18.2.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 213.122.19.2.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 227.66.18.2.in-addr.arpa udp
US 8.8.8.8:53 91.16.208.104.in-addr.arpa udp

Files

memory/3268-0-0x0000000074520000-0x0000000074CD0000-memory.dmp

memory/3268-1-0x0000000000960000-0x00000000009DE000-memory.dmp

memory/3268-2-0x0000000005A10000-0x0000000005FB4000-memory.dmp

memory/3268-3-0x00000000053A0000-0x0000000005432000-memory.dmp

memory/3268-4-0x00000000055C0000-0x00000000055D0000-memory.dmp

memory/3268-5-0x0000000005440000-0x000000000544A000-memory.dmp

memory/3268-6-0x0000000005680000-0x000000000568E000-memory.dmp

memory/3268-7-0x0000000074520000-0x0000000074CD0000-memory.dmp

memory/3268-8-0x00000000055C0000-0x00000000055D0000-memory.dmp

memory/3268-9-0x00000000061A0000-0x000000000623C000-memory.dmp

memory/3268-10-0x00000000063F0000-0x0000000006450000-memory.dmp

memory/3876-11-0x0000000000400000-0x000000000043C000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe.log

MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

memory/3876-14-0x0000000074520000-0x0000000074CD0000-memory.dmp

memory/3876-15-0x0000000004E70000-0x0000000004E80000-memory.dmp

memory/3268-16-0x0000000074520000-0x0000000074CD0000-memory.dmp

memory/3876-17-0x00000000050B0000-0x00000000050C8000-memory.dmp

memory/3876-18-0x0000000005CF0000-0x0000000005D56000-memory.dmp

memory/3876-19-0x0000000074520000-0x0000000074CD0000-memory.dmp

memory/3876-20-0x0000000004E70000-0x0000000004E80000-memory.dmp

memory/3876-21-0x0000000006060000-0x00000000060B0000-memory.dmp