Malware Analysis Report

2024-10-23 16:57

Sample ID 231031-t1cb4sba91
Target 2988-0-0x0000000000400000-0x000000000043D000-memory.dmp
SHA256 bb310ccd29ace02fb7f7935bb7d401c4815135fb65de2115a7f29383da80ab66
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

bb310ccd29ace02fb7f7935bb7d401c4815135fb65de2115a7f29383da80ab66

Threat Level: Known bad

The file 2988-0-0x0000000000400000-0x000000000043D000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

arkei stealer

Arkei family

Arkei

Program crash

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-10-31 16:31

Signatures

Arkei family

arkei

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-31 16:31

Reported

2023-10-31 16:33

Platform

win10v2004-20231023-en

Max time kernel

86s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2988-0-0x0000000000400000-0x000000000043D000-memory.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2988-0-0x0000000000400000-0x000000000043D000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2988-0-0x0000000000400000-0x000000000043D000-memory.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2148 -ip 2148

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2148 -s 216

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 138.201.86.20.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.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
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp

Files

memory/2148-0-0x0000000000400000-0x000000000043D000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-31 16:31

Reported

2023-10-31 16:33

Platform

win7-20231023-en

Max time kernel

118s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2988-0-0x0000000000400000-0x000000000043D000-memory.exe"

Signatures

Arkei

stealer arkei

Processes

C:\Users\Admin\AppData\Local\Temp\2988-0-0x0000000000400000-0x000000000043D000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2988-0-0x0000000000400000-0x000000000043D000-memory.exe"

Network

N/A

Files

memory/2152-0-0x0000000000400000-0x000000000043D000-memory.dmp