Malware Analysis Report

2024-10-23 16:57

Sample ID 231120-e5f4jaee7y
Target 2176-0-0x0000000000400000-0x000000000043D000-memory.dmp
SHA256 527f7c850882c4c39bad07355e121801866be227ca6e48dc9d7cab7e37919c92
Tags
arkei stealer
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

527f7c850882c4c39bad07355e121801866be227ca6e48dc9d7cab7e37919c92

Threat Level: Known bad

The file 2176-0-0x0000000000400000-0x000000000043D000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

arkei stealer

Arkei

Arkei family

Program crash

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-11-20 04:31

Signatures

Arkei family

arkei

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2023-11-20 04:31

Reported

2023-11-20 04:33

Platform

win10v2004-20231023-en

Max time kernel

142s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2176-0-0x0000000000400000-0x000000000043D000-memory.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2176-0-0x0000000000400000-0x000000000043D000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2176-0-0x0000000000400000-0x000000000043D000-memory.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4128 -ip 4128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4128 -s 216

Network

Country Destination Domain Proto
US 8.8.8.8:53 193.78.101.95.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 39.142.81.104.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 121.175.53.84.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 8.8.8.8:53 122.175.53.84.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 12.173.189.20.in-addr.arpa udp

Files

memory/4128-0-0x0000000000400000-0x000000000043D000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-11-20 04:31

Reported

2023-11-20 04:33

Platform

win7-20231020-en

Max time kernel

122s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2176-0-0x0000000000400000-0x000000000043D000-memory.exe"

Signatures

Arkei

stealer arkei

Processes

C:\Users\Admin\AppData\Local\Temp\2176-0-0x0000000000400000-0x000000000043D000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2176-0-0x0000000000400000-0x000000000043D000-memory.exe"

Network

N/A

Files

memory/1416-0-0x0000000000400000-0x000000000043D000-memory.dmp