Malware Analysis Report

2024-11-30 05:14

Sample ID 240520-edwd5sba4v
Target CFXBypass.exe
SHA256 f5f14b9073f86da926a8ed319b3289b893442414d1511e45177f6915fb4e5478
Tags
lumma stealer
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

f5f14b9073f86da926a8ed319b3289b893442414d1511e45177f6915fb4e5478

Threat Level: Known bad

The file CFXBypass.exe was found to be: Known bad.

Malicious Activity Summary

lumma stealer

Lumma Stealer

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-20 03:49

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-20 03:49

Reported

2024-05-20 04:11

Platform

win7-20231129-en

Max time kernel

839s

Max time network

839s

Command Line

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

Signatures

Processes

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

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 128

Network

N/A

Files

memory/2364-0-0x00000000000E0000-0x000000000012B000-memory.dmp

memory/2364-5-0x0000000000130000-0x0000000000131000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-20 03:49

Reported

2024-05-20 04:15

Platform

win10v2004-20240508-en

Max time kernel

446s

Max time network

1170s

Command Line

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

Signatures

Lumma Stealer

stealer lumma

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 sideindexfollowragelrew.pw udp
US 8.8.8.8:53 cleartotalfisherwo.shop udp
US 172.67.185.32:443 cleartotalfisherwo.shop tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 worryfillvolcawoi.shop udp
US 172.67.199.191:443 worryfillvolcawoi.shop tcp
US 8.8.8.8:53 enthusiasimtitleow.shop udp
US 172.67.183.226:443 enthusiasimtitleow.shop tcp
US 8.8.8.8:53 dismissalcylinderhostw.shop udp
US 104.21.22.160:443 dismissalcylinderhostw.shop tcp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 affordcharmcropwo.shop udp
US 8.8.8.8:53 32.185.67.172.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 191.199.67.172.in-addr.arpa udp
US 8.8.8.8:53 226.183.67.172.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 160.22.21.104.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 172.67.181.34:443 affordcharmcropwo.shop tcp
US 8.8.8.8:53 diskretainvigorousiw.shop udp
US 104.21.23.143:443 diskretainvigorousiw.shop tcp
US 8.8.8.8:53 communicationgenerwo.shop udp
US 104.21.83.19:443 communicationgenerwo.shop tcp
US 8.8.8.8:53 pillowbrocccolipe.shop udp
US 172.67.144.218:443 pillowbrocccolipe.shop tcp
US 8.8.8.8:53 143.23.21.104.in-addr.arpa udp
US 8.8.8.8:53 34.181.67.172.in-addr.arpa udp
US 8.8.8.8:53 19.83.21.104.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 218.144.67.172.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.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 8.8.8.8:53 199.111.78.13.in-addr.arpa udp

Files

memory/4476-0-0x00000000002A0000-0x00000000002EB000-memory.dmp

memory/4476-6-0x00000000006D0000-0x00000000006D1000-memory.dmp

memory/4476-5-0x00000000006D0000-0x00000000006D1000-memory.dmp

memory/4476-9-0x00000000006D0000-0x00000000006D1000-memory.dmp

memory/4476-8-0x00000000006D0000-0x00000000006D1000-memory.dmp

memory/4476-7-0x00000000006D0000-0x00000000006D1000-memory.dmp

memory/4476-10-0x00000000002A0000-0x00000000002EB000-memory.dmp