Malware Analysis Report

2024-10-19 02:14

Sample ID 231222-rtknssafek
Target c3534dbed9892902a6821fe920c16aeb
SHA256 272009f309922124d4c3997d4d04b6e1b9a46f05b51f008f7b47c65b61b857c8
Tags
arkei 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

272009f309922124d4c3997d4d04b6e1b9a46f05b51f008f7b47c65b61b857c8

Threat Level: Known bad

The file c3534dbed9892902a6821fe920c16aeb was found to be: Known bad.

Malicious Activity Summary

arkei stealer

Arkei

Program crash

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-22 14:29

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-22 14:29

Reported

2023-12-22 18:07

Platform

win7-20231215-en

Max time kernel

118s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c3534dbed9892902a6821fe920c16aeb.exe"

Signatures

Arkei

stealer arkei

Processes

C:\Users\Admin\AppData\Local\Temp\c3534dbed9892902a6821fe920c16aeb.exe

"C:\Users\Admin\AppData\Local\Temp\c3534dbed9892902a6821fe920c16aeb.exe"

Network

N/A

Files

memory/2824-1-0x00000000002D0000-0x00000000003D0000-memory.dmp

memory/2824-2-0x00000000001B0000-0x00000000001C9000-memory.dmp

memory/2824-3-0x0000000000400000-0x0000000002157000-memory.dmp

memory/2824-5-0x00000000002D0000-0x00000000003D0000-memory.dmp

memory/2824-6-0x0000000000400000-0x0000000002157000-memory.dmp

memory/2824-7-0x0000000000400000-0x0000000002157000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-22 14:29

Reported

2023-12-22 18:05

Platform

win10v2004-20231215-en

Max time kernel

141s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c3534dbed9892902a6821fe920c16aeb.exe"

Signatures

Arkei

stealer arkei

Processes

C:\Users\Admin\AppData\Local\Temp\c3534dbed9892902a6821fe920c16aeb.exe

"C:\Users\Admin\AppData\Local\Temp\c3534dbed9892902a6821fe920c16aeb.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3720 -ip 3720

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3720 -s 556

Network

Country Destination Domain Proto
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 6.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 81.171.91.138.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 8.8.8.8:53 167.109.18.2.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.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 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp

Files

memory/3720-1-0x0000000002190000-0x0000000002290000-memory.dmp

memory/3720-2-0x00000000022E0000-0x00000000022F9000-memory.dmp

memory/3720-3-0x0000000000400000-0x0000000002157000-memory.dmp

memory/3720-4-0x0000000000400000-0x0000000002157000-memory.dmp

memory/3720-5-0x0000000002190000-0x0000000002290000-memory.dmp

memory/3720-6-0x0000000000400000-0x0000000002157000-memory.dmp

memory/3720-7-0x00000000022E0000-0x00000000022F9000-memory.dmp