Malware Analysis Report

2024-10-23 17:02

Sample ID 240401-l97klscc26
Target 6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118
SHA256 9f55a497a04ad1181a75185f7b2ec1be0b9d33ed50f26c0c8cc82fa0f85db590
Tags
xloader yjqn loader rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9f55a497a04ad1181a75185f7b2ec1be0b9d33ed50f26c0c8cc82fa0f85db590

Threat Level: Known bad

The file 6f458a706a5d5e0a65adaceec728d6c8_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 10:15

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-01 10:15

Reported

2024-04-01 10:17

Platform

win10v2004-20240226-en

Max time kernel

148s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_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\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 40.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 41.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 89.16.208.104.in-addr.arpa udp

Files

memory/4852-0-0x00000000009B0000-0x0000000000A0E000-memory.dmp

memory/4852-1-0x0000000075180000-0x0000000075930000-memory.dmp

memory/4852-2-0x0000000005970000-0x0000000005F14000-memory.dmp

memory/4852-3-0x0000000005460000-0x00000000054F2000-memory.dmp

memory/4852-4-0x0000000005450000-0x0000000005460000-memory.dmp

memory/4852-5-0x00000000053E0000-0x00000000053EA000-memory.dmp

memory/4852-6-0x00000000057D0000-0x00000000057DA000-memory.dmp

memory/4852-7-0x0000000075180000-0x0000000075930000-memory.dmp

memory/4852-8-0x0000000005450000-0x0000000005460000-memory.dmp

memory/4852-9-0x0000000006200000-0x000000000629C000-memory.dmp

memory/4852-10-0x00000000063F0000-0x0000000006442000-memory.dmp

memory/2988-11-0x0000000000400000-0x0000000000429000-memory.dmp

memory/4852-13-0x0000000075180000-0x0000000075930000-memory.dmp

memory/2988-14-0x0000000001300000-0x000000000164A000-memory.dmp

memory/2988-15-0x0000000001300000-0x000000000164A000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-01 10:15

Reported

2024-04-01 10:17

Platform

win7-20240221-en

Max time kernel

118s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_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\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1748 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe
PID 1748 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe
PID 1748 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe
PID 1748 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe
PID 1748 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe
PID 1748 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe
PID 1748 wrote to memory of 2832 N/A C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6f458a706a5d5e0a65adaceec728d6c8_JaffaCakes118.exe"

Network

N/A

Files

memory/1748-0-0x0000000000110000-0x000000000016E000-memory.dmp

memory/1748-1-0x0000000074A80000-0x000000007516E000-memory.dmp

memory/1748-2-0x0000000004E40000-0x0000000004E80000-memory.dmp

memory/1748-3-0x0000000000660000-0x000000000066A000-memory.dmp

memory/1748-4-0x0000000074A80000-0x000000007516E000-memory.dmp

memory/1748-5-0x0000000004E40000-0x0000000004E80000-memory.dmp

memory/1748-6-0x0000000004240000-0x0000000004292000-memory.dmp

memory/2832-7-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2832-9-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2832-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2832-13-0x0000000000400000-0x0000000000429000-memory.dmp

memory/1748-14-0x0000000074A80000-0x000000007516E000-memory.dmp

memory/2832-15-0x0000000000810000-0x0000000000B13000-memory.dmp