Malware Analysis Report

2024-10-23 17:07

Sample ID 240401-c7zbsabe4v
Target 65742020a34915e204448afb33bd0e2e_JaffaCakes118
SHA256 e25be2c8b81539da9105c5bb4243ed37a8ded3cd6a1d15e2afec79418ebcfe85
Tags
xloader yjqn loader rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

e25be2c8b81539da9105c5bb4243ed37a8ded3cd6a1d15e2afec79418ebcfe85

Threat Level: Known bad

The file 65742020a34915e204448afb33bd0e2e_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

xloader yjqn loader rat

Xloader

Xloader payload

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-01 02:43

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-01 02:43

Reported

2024-04-01 02:46

Platform

win7-20240221-en

Max time kernel

122s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe"

Signatures

Xloader

loader xloader

Xloader payload

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2772 wrote to memory of 2472 N/A C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe
PID 2772 wrote to memory of 2472 N/A C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe
PID 2772 wrote to memory of 2472 N/A C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe
PID 2772 wrote to memory of 2472 N/A C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe
PID 2772 wrote to memory of 2472 N/A C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe
PID 2772 wrote to memory of 2472 N/A C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe
PID 2772 wrote to memory of 2472 N/A C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe"

Network

N/A

Files

memory/2772-0-0x0000000000F70000-0x0000000000FDA000-memory.dmp

memory/2772-1-0x0000000074770000-0x0000000074E5E000-memory.dmp

memory/2772-2-0x0000000004C80000-0x0000000004CC0000-memory.dmp

memory/2772-3-0x00000000005E0000-0x00000000005EE000-memory.dmp

memory/2772-4-0x0000000074770000-0x0000000074E5E000-memory.dmp

memory/2772-5-0x0000000004710000-0x0000000004762000-memory.dmp

memory/2472-6-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2472-7-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2472-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2472-10-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2772-11-0x0000000074770000-0x0000000074E5E000-memory.dmp

memory/2472-12-0x00000000008A0000-0x0000000000BA3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-01 02:43

Reported

2024-04-01 02:46

Platform

win10v2004-20240226-en

Max time kernel

148s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe"

Signatures

Xloader

loader xloader

Xloader payload

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

Processes

C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\65742020a34915e204448afb33bd0e2e_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 201.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.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 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 202.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 11.173.189.20.in-addr.arpa udp

Files

memory/1048-1-0x0000000074E80000-0x0000000075630000-memory.dmp

memory/1048-0-0x0000000000020000-0x000000000008A000-memory.dmp

memory/1048-2-0x0000000004FD0000-0x0000000005574000-memory.dmp

memory/1048-3-0x0000000004AC0000-0x0000000004B52000-memory.dmp

memory/1048-4-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

memory/1048-5-0x0000000004A50000-0x0000000004A5A000-memory.dmp

memory/1048-6-0x0000000006190000-0x000000000622C000-memory.dmp

memory/1048-7-0x0000000004FA0000-0x0000000004FAE000-memory.dmp

memory/1048-8-0x0000000074E80000-0x0000000075630000-memory.dmp

memory/1048-9-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

memory/1048-10-0x0000000006100000-0x0000000006152000-memory.dmp

memory/208-11-0x0000000000400000-0x0000000000429000-memory.dmp

memory/1048-13-0x0000000074E80000-0x0000000075630000-memory.dmp

memory/208-14-0x00000000017F0000-0x0000000001B3A000-memory.dmp

memory/208-15-0x00000000017F0000-0x0000000001B3A000-memory.dmp