Malware Analysis Report

2024-10-23 17:07

Sample ID 240331-yztl8abf29
Target 5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118
SHA256 c53c1098e4621c2258d13bd6c36d95493343129c5846f6c0ca07c12565da843d
Tags
xloader sg5c 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

c53c1098e4621c2258d13bd6c36d95493343129c5846f6c0ca07c12565da843d

Threat Level: Known bad

The file 5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

xloader sg5c 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

2024-03-31 20:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-31 20:13

Reported

2024-03-31 20:16

Platform

win7-20240221-en

Max time kernel

118s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_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\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2852 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe
PID 2852 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe
PID 2852 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe
PID 2852 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe
PID 2852 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe
PID 2852 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe
PID 2852 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe"

Network

N/A

Files

memory/2852-0-0x00000000008D0000-0x0000000000960000-memory.dmp

memory/2852-1-0x0000000074690000-0x0000000074D7E000-memory.dmp

memory/2852-2-0x0000000004EB0000-0x0000000004EF0000-memory.dmp

memory/2852-3-0x0000000000530000-0x0000000000546000-memory.dmp

memory/2852-4-0x0000000074690000-0x0000000074D7E000-memory.dmp

memory/2852-5-0x0000000004EB0000-0x0000000004EF0000-memory.dmp

memory/2852-6-0x0000000004E40000-0x0000000004E92000-memory.dmp

memory/1484-7-0x0000000000400000-0x0000000000429000-memory.dmp

memory/1484-9-0x0000000000400000-0x0000000000429000-memory.dmp

memory/1484-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1484-13-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2852-14-0x0000000074690000-0x0000000074D7E000-memory.dmp

memory/1484-15-0x0000000000960000-0x0000000000C63000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-31 20:13

Reported

2024-03-31 20:16

Platform

win10v2004-20240319-en

Max time kernel

147s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_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\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_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=2188 --field-trial-handle=2260,i,11662483365823245381,11064702639240765741,262144 --variations-seed-version /prefetch:8

C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\5d054d358e94c8b282b9c0e6ba2185c9_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 209.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
GB 13.105.221.15:443 tcp
GB 13.105.221.15:443 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 93.65.42.20.in-addr.arpa udp

Files

memory/4160-0-0x0000000000A30000-0x0000000000AC0000-memory.dmp

memory/4160-1-0x0000000074E80000-0x0000000075630000-memory.dmp

memory/4160-2-0x0000000005A50000-0x0000000005FF4000-memory.dmp

memory/4160-3-0x00000000054A0000-0x0000000005532000-memory.dmp

memory/4160-4-0x0000000005690000-0x00000000056A0000-memory.dmp

memory/4160-5-0x0000000005470000-0x000000000547A000-memory.dmp

memory/4160-6-0x0000000006600000-0x0000000006616000-memory.dmp

memory/4160-7-0x00000000066B0000-0x000000000674C000-memory.dmp

memory/4160-8-0x0000000074E80000-0x0000000075630000-memory.dmp

memory/4160-9-0x0000000005690000-0x00000000056A0000-memory.dmp

memory/4160-10-0x0000000001140000-0x0000000001192000-memory.dmp

memory/2872-11-0x0000000000400000-0x0000000000429000-memory.dmp

memory/4160-13-0x0000000074E80000-0x0000000075630000-memory.dmp

memory/2872-14-0x0000000000F20000-0x000000000126A000-memory.dmp