Malware Analysis Report

2024-10-19 02:21

Sample ID 240403-wgbbtagc41
Target a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118
SHA256 c6bd41deb507046a69d680f7ce7c06ec255fc0ca19223d57788bca61cc14beb9
Tags
xloader bs8f 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

c6bd41deb507046a69d680f7ce7c06ec255fc0ca19223d57788bca61cc14beb9

Threat Level: Known bad

The file a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

xloader bs8f 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

2024-04-03 17:53

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-03 17:53

Reported

2024-04-03 17:55

Platform

win7-20240221-en

Max time kernel

122s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_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\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2328 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe
PID 2328 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe
PID 2328 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe
PID 2328 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe
PID 2328 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe
PID 2328 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe
PID 2328 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe"

Network

N/A

Files

memory/2328-0-0x0000000000E10000-0x0000000000E6E000-memory.dmp

memory/2328-1-0x00000000744D0000-0x0000000074BBE000-memory.dmp

memory/2328-2-0x0000000004EC0000-0x0000000004F00000-memory.dmp

memory/2328-3-0x0000000000210000-0x000000000021A000-memory.dmp

memory/2328-4-0x00000000744D0000-0x0000000074BBE000-memory.dmp

memory/2328-5-0x0000000004EC0000-0x0000000004F00000-memory.dmp

memory/2328-6-0x0000000000BF0000-0x0000000000C42000-memory.dmp

memory/2712-7-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2712-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2712-8-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2712-11-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2712-13-0x0000000000870000-0x0000000000B73000-memory.dmp

memory/2328-12-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-03 17:53

Reported

2024-04-03 17:55

Platform

win10v2004-20240226-en

Max time kernel

147s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_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\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a2a3dde9afc863ab8254f6a4dbd63eb7_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 202.110.86.104.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.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 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 241.66.18.2.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 4.173.189.20.in-addr.arpa udp

Files

memory/1724-0-0x0000000000490000-0x00000000004EE000-memory.dmp

memory/1724-1-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/1724-2-0x0000000005430000-0x00000000059D4000-memory.dmp

memory/1724-3-0x0000000004F20000-0x0000000004FB2000-memory.dmp

memory/1724-4-0x00000000050B0000-0x00000000050C0000-memory.dmp

memory/1724-5-0x0000000004EC0000-0x0000000004ECA000-memory.dmp

memory/1724-6-0x0000000005190000-0x000000000519A000-memory.dmp

memory/1724-7-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/1724-8-0x00000000050B0000-0x00000000050C0000-memory.dmp

memory/1724-9-0x0000000006550000-0x00000000065EC000-memory.dmp

memory/1724-10-0x00000000065F0000-0x0000000006642000-memory.dmp

memory/3668-11-0x0000000000400000-0x0000000000429000-memory.dmp

memory/1724-13-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/3668-14-0x0000000001360000-0x00000000016AA000-memory.dmp

memory/3668-15-0x0000000001360000-0x00000000016AA000-memory.dmp