Malware Analysis Report

2024-10-23 16:57

Sample ID 231118-ybb29sgc8v
Target 2144-0-0x0000000000400000-0x000000000043D000-memory.dmp
SHA256 04c0f0c38adb7e5fee7cda5492507d3efeae2848253367daca5cdbe8155f7259
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

04c0f0c38adb7e5fee7cda5492507d3efeae2848253367daca5cdbe8155f7259

Threat Level: Known bad

The file 2144-0-0x0000000000400000-0x000000000043D000-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

2023-11-18 19:36

Signatures

Arkei family

arkei

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2023-11-18 19:36

Reported

2023-11-18 19:38

Platform

win10v2004-20231023-en

Max time kernel

81s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2144-0-0x0000000000400000-0x000000000043D000-memory.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2144-0-0x0000000000400000-0x000000000043D000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2144-0-0x0000000000400000-0x000000000043D000-memory.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 5024 -ip 5024

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5024 -s 216

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.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 66.77.123.92.in-addr.arpa udp
US 8.8.8.8:53 198.1.85.104.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 192.240.110.104.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 8.8.8.8:53 126.177.238.8.in-addr.arpa udp

Files

memory/5024-0-0x0000000000400000-0x000000000043D000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-11-18 19:36

Reported

2023-11-18 19:38

Platform

win7-20231025-en

Max time kernel

120s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2144-0-0x0000000000400000-0x000000000043D000-memory.exe"

Signatures

Arkei

stealer arkei

Processes

C:\Users\Admin\AppData\Local\Temp\2144-0-0x0000000000400000-0x000000000043D000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2144-0-0x0000000000400000-0x000000000043D000-memory.exe"

Network

N/A

Files

memory/2596-0-0x0000000000400000-0x000000000043D000-memory.dmp