Malware Analysis Report

2024-10-23 17:07

Sample ID 240401-wjfdjsbd73
Target 76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118
SHA256 ceb71d4b372e1a7b2a14d70c5032553454cd1712c0fe8d6dc0d3bba2cb5ed56c
Tags
xloader ef6c 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

ceb71d4b372e1a7b2a14d70c5032553454cd1712c0fe8d6dc0d3bba2cb5ed56c

Threat Level: Known bad

The file 76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

xloader ef6c loader rat

Xloader

Xloader payload

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-01 17:56

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-01 17:56

Reported

2024-04-01 17:59

Platform

win7-20240220-en

Max time kernel

120s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_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\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2388 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe
PID 2388 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe
PID 2388 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe
PID 2388 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe
PID 2388 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe
PID 2388 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe
PID 2388 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe"

Network

N/A

Files

memory/2388-0-0x0000000000290000-0x00000000002EC000-memory.dmp

memory/2388-1-0x0000000074360000-0x0000000074A4E000-memory.dmp

memory/2388-2-0x0000000004EA0000-0x0000000004EE0000-memory.dmp

memory/2388-3-0x0000000004EA0000-0x0000000004EE0000-memory.dmp

memory/2388-4-0x0000000004EA0000-0x0000000004EE0000-memory.dmp

memory/2388-5-0x0000000001FD0000-0x0000000001FDE000-memory.dmp

memory/2388-6-0x0000000074360000-0x0000000074A4E000-memory.dmp

memory/2388-7-0x0000000004EA0000-0x0000000004EE0000-memory.dmp

memory/2388-8-0x0000000004EA0000-0x0000000004EE0000-memory.dmp

memory/2388-9-0x0000000005F20000-0x0000000005F72000-memory.dmp

memory/2704-10-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2704-11-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2704-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2704-14-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2388-15-0x0000000074360000-0x0000000074A4E000-memory.dmp

memory/2704-16-0x0000000000970000-0x0000000000C73000-memory.dmp

memory/2704-17-0x0000000000970000-0x0000000000C73000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-01 17:56

Reported

2024-04-01 17:59

Platform

win10v2004-20240226-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe"

Signatures

Xloader

loader xloader

Xloader payload

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1952 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe
PID 1952 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe
PID 1952 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe
PID 1952 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe
PID 1952 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe
PID 1952 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe
PID 1952 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe
PID 1952 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe
PID 1952 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\76a3c8abd4c17f3f0230a8d0f3df9603_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 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 145.110.86.104.in-addr.arpa udp
US 8.8.8.8:53 202.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 13.179.89.13.in-addr.arpa udp

Files

memory/1952-0-0x0000000000E60000-0x0000000000EBC000-memory.dmp

memory/1952-1-0x00000000747A0000-0x0000000074F50000-memory.dmp

memory/1952-2-0x0000000005F40000-0x00000000064E4000-memory.dmp

memory/1952-3-0x0000000005870000-0x0000000005902000-memory.dmp

memory/1952-4-0x0000000005B20000-0x0000000005B30000-memory.dmp

memory/1952-5-0x0000000005910000-0x000000000591A000-memory.dmp

memory/1952-6-0x0000000005B20000-0x0000000005B30000-memory.dmp

memory/1952-7-0x00000000092D0000-0x00000000092DE000-memory.dmp

memory/1952-8-0x00000000747A0000-0x0000000074F50000-memory.dmp

memory/1952-9-0x0000000005B20000-0x0000000005B30000-memory.dmp

memory/1952-10-0x0000000005B20000-0x0000000005B30000-memory.dmp

memory/1952-11-0x0000000005B20000-0x0000000005B30000-memory.dmp

memory/1952-12-0x0000000006B90000-0x0000000006C2C000-memory.dmp

memory/1952-13-0x0000000006CD0000-0x0000000006D22000-memory.dmp

memory/1924-14-0x0000000000400000-0x0000000000429000-memory.dmp

memory/1952-16-0x00000000747A0000-0x0000000074F50000-memory.dmp

memory/1924-17-0x0000000001650000-0x000000000199A000-memory.dmp

memory/1924-18-0x0000000001650000-0x000000000199A000-memory.dmp