Malware Analysis Report

2024-10-19 02:14

Sample ID 231220-r5rlgsaae9
Target cc7bded0d50d4511c28948d739c40eb7
SHA256 8605bf747d4a12ba64e42bc25ee6a59df99c944fbd7ca8f74a2c3caebfb9ffb7
Tags
arkei default 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

8605bf747d4a12ba64e42bc25ee6a59df99c944fbd7ca8f74a2c3caebfb9ffb7

Threat Level: Known bad

The file cc7bded0d50d4511c28948d739c40eb7 was found to be: Known bad.

Malicious Activity Summary

arkei default stealer

Arkei

Program crash

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-20 14:46

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-20 14:46

Reported

2023-12-21 14:49

Platform

win7-20231215-en

Max time kernel

120s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cc7bded0d50d4511c28948d739c40eb7.exe"

Signatures

Arkei

stealer arkei

Processes

C:\Users\Admin\AppData\Local\Temp\cc7bded0d50d4511c28948d739c40eb7.exe

"C:\Users\Admin\AppData\Local\Temp\cc7bded0d50d4511c28948d739c40eb7.exe"

Network

N/A

Files

memory/2480-1-0x0000000000570000-0x0000000000670000-memory.dmp

memory/2480-2-0x0000000000020000-0x0000000000039000-memory.dmp

memory/2480-3-0x0000000000400000-0x0000000000452000-memory.dmp

memory/2480-4-0x0000000000400000-0x0000000000452000-memory.dmp

memory/2480-5-0x0000000000020000-0x0000000000039000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-20 14:46

Reported

2023-12-21 14:49

Platform

win10v2004-20231215-en

Max time kernel

91s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cc7bded0d50d4511c28948d739c40eb7.exe"

Signatures

Arkei

stealer arkei

Processes

C:\Users\Admin\AppData\Local\Temp\cc7bded0d50d4511c28948d739c40eb7.exe

"C:\Users\Admin\AppData\Local\Temp\cc7bded0d50d4511c28948d739c40eb7.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4712 -ip 4712

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 548

Network

Country Destination Domain Proto
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 3.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp

Files

memory/4712-1-0x00000000006A0000-0x00000000007A0000-memory.dmp

memory/4712-2-0x00000000001C0000-0x00000000001D9000-memory.dmp

memory/4712-3-0x0000000000400000-0x0000000000452000-memory.dmp

memory/4712-4-0x0000000000400000-0x0000000000452000-memory.dmp

memory/4712-5-0x00000000001C0000-0x00000000001D9000-memory.dmp