Malware Analysis Report

2024-10-19 02:14

Sample ID 231222-r5ddvscgfj
Target ca85bb321f5f8ff49660826effc53a02
SHA256 8cdba653a610425107a972ed3fe5af05ab30287a3242ca8eb5351c23cf8265e5
Tags
arkei spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

8cdba653a610425107a972ed3fe5af05ab30287a3242ca8eb5351c23cf8265e5

Threat Level: Known bad

The file ca85bb321f5f8ff49660826effc53a02 was found to be: Known bad.

Malicious Activity Summary

arkei spyware stealer

Arkei family

Reads user/profile data of web browsers

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-22 14:46

Signatures

Arkei family

arkei

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-22 14:46

Reported

2023-12-22 18:41

Platform

win7-20231215-en

Max time kernel

122s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ca85bb321f5f8ff49660826effc53a02.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\ca85bb321f5f8ff49660826effc53a02.exe

"C:\Users\Admin\AppData\Local\Temp\ca85bb321f5f8ff49660826effc53a02.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 640

Network

Country Destination Domain Proto
NL 78.141.212.252:80 tcp
NL 78.141.212.252:80 tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-22 14:46

Reported

2023-12-22 18:40

Platform

win10v2004-20231215-en

Max time kernel

144s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ca85bb321f5f8ff49660826effc53a02.exe"

Signatures

Reads user/profile data of web browsers

spyware stealer

Processes

C:\Users\Admin\AppData\Local\Temp\ca85bb321f5f8ff49660826effc53a02.exe

"C:\Users\Admin\AppData\Local\Temp\ca85bb321f5f8ff49660826effc53a02.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 784 -ip 784

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 784 -s 1352

Network

Country Destination Domain Proto
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 2.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
NL 78.141.212.252:80 tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa 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 84.65.42.20.in-addr.arpa udp

Files

N/A