Malware Analysis Report

2024-10-19 02:25

Sample ID 240402-xw8fjaag9t
Target 94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118
SHA256 c1426732f06b03f0d2f0b2afd275bcd17ceb24d16174db630e10fab4fee09f04
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

c1426732f06b03f0d2f0b2afd275bcd17ceb24d16174db630e10fab4fee09f04

Threat Level: Known bad

The file 94cb17b4c72ade9c1c690c1036ab01d3_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 AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-02 19:13

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-02 19:13

Reported

2024-04-02 19:16

Platform

win10v2004-20240226-en

Max time kernel

137s

Max time network

158s

Command Line

"C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe"

Signatures

Xloader

loader xloader

Xloader payload

rat
Description Indicator Process Target
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\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4956 wrote to memory of 4544 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe
PID 4956 wrote to memory of 4544 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe
PID 4956 wrote to memory of 4544 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe
PID 4956 wrote to memory of 3120 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe
PID 4956 wrote to memory of 3120 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe
PID 4956 wrote to memory of 3120 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe
PID 4956 wrote to memory of 3120 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe
PID 4956 wrote to memory of 3120 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe
PID 4956 wrote to memory of 3120 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_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=2384 --field-trial-handle=3084,i,4016110471176367543,14287608422419064331,262144 --variations-seed-version /prefetch:8

C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_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 42.192.122.92.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 5.11.19.2.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 209.143.182.52.in-addr.arpa udp

Files

memory/4956-0-0x0000000074CB0000-0x0000000075460000-memory.dmp

memory/4956-1-0x0000000000760000-0x000000000080A000-memory.dmp

memory/4956-2-0x00000000058F0000-0x0000000005E94000-memory.dmp

memory/4956-3-0x00000000051F0000-0x0000000005282000-memory.dmp

memory/4956-4-0x0000000005440000-0x0000000005450000-memory.dmp

memory/4956-5-0x0000000002D70000-0x0000000002D7A000-memory.dmp

memory/4956-6-0x0000000005410000-0x0000000005428000-memory.dmp

memory/4956-7-0x0000000074CB0000-0x0000000075460000-memory.dmp

memory/4956-8-0x0000000005440000-0x0000000005450000-memory.dmp

memory/4956-9-0x0000000006ED0000-0x0000000006F6C000-memory.dmp

memory/4956-10-0x0000000007030000-0x0000000007094000-memory.dmp

memory/3120-11-0x0000000000400000-0x0000000000429000-memory.dmp

memory/4956-13-0x0000000074CB0000-0x0000000075460000-memory.dmp

memory/3120-14-0x00000000010F0000-0x000000000143A000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-02 19:13

Reported

2024-04-02 19:15

Platform

win7-20240221-en

Max time kernel

117s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_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\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2980 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe
PID 2980 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe
PID 2980 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe
PID 2980 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe
PID 2980 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe
PID 2980 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe
PID 2980 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\94cb17b4c72ade9c1c690c1036ab01d3_JaffaCakes118.exe"

Network

N/A

Files

memory/2980-0-0x0000000000B20000-0x0000000000BCA000-memory.dmp

memory/2980-1-0x0000000073F50000-0x000000007463E000-memory.dmp

memory/2980-2-0x0000000004800000-0x0000000004840000-memory.dmp

memory/2980-3-0x0000000000520000-0x0000000000538000-memory.dmp

memory/2980-4-0x0000000073F50000-0x000000007463E000-memory.dmp

memory/2980-5-0x0000000004800000-0x0000000004840000-memory.dmp

memory/2980-6-0x0000000001FD0000-0x0000000002034000-memory.dmp

memory/2688-7-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2688-8-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2688-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2688-11-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2980-12-0x0000000073F50000-0x000000007463E000-memory.dmp

memory/2688-13-0x0000000000BD0000-0x0000000000ED3000-memory.dmp