Malware Analysis Report

2024-10-19 02:14

Sample ID 231219-1mrcfaaehp
Target ab02b396a0f06ab76ac8df848193a870
SHA256 3a499d1fc1ac75a4d041226a4fa324232ff5060d80309a7fe8f27613b3a8364c
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

3a499d1fc1ac75a4d041226a4fa324232ff5060d80309a7fe8f27613b3a8364c

Threat Level: Known bad

The file ab02b396a0f06ab76ac8df848193a870 was found to be: Known bad.

Malicious Activity Summary

arkei default stealer

Arkei

Unsigned PE

Program crash

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-19 21:46

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-19 21:46

Reported

2023-12-20 06:20

Platform

win7-20231215-en

Max time kernel

122s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ab02b396a0f06ab76ac8df848193a870.exe"

Signatures

Arkei

stealer arkei

Processes

C:\Users\Admin\AppData\Local\Temp\ab02b396a0f06ab76ac8df848193a870.exe

"C:\Users\Admin\AppData\Local\Temp\ab02b396a0f06ab76ac8df848193a870.exe"

Network

N/A

Files

memory/3028-1-0x0000000002C20000-0x0000000002D20000-memory.dmp

memory/3028-2-0x0000000000020000-0x0000000000039000-memory.dmp

memory/3028-3-0x0000000000400000-0x0000000002B91000-memory.dmp

memory/3028-4-0x0000000000400000-0x0000000002B91000-memory.dmp

memory/3028-5-0x0000000000400000-0x0000000002B91000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-19 21:46

Reported

2023-12-20 06:22

Platform

win10v2004-20231215-en

Max time kernel

140s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ab02b396a0f06ab76ac8df848193a870.exe"

Signatures

Arkei

stealer arkei

Processes

C:\Users\Admin\AppData\Local\Temp\ab02b396a0f06ab76ac8df848193a870.exe

"C:\Users\Admin\AppData\Local\Temp\ab02b396a0f06ab76ac8df848193a870.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4356 -ip 4356

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4356 -s 560

Network

Country Destination Domain Proto
US 8.8.8.8:53 4.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.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 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 114.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 85.65.42.20.in-addr.arpa udp

Files

memory/4356-1-0x0000000002C20000-0x0000000002D20000-memory.dmp

memory/4356-2-0x0000000002D20000-0x0000000002D39000-memory.dmp

memory/4356-3-0x0000000000400000-0x0000000002B91000-memory.dmp

memory/4356-4-0x0000000000400000-0x0000000002B91000-memory.dmp

memory/4356-7-0x0000000002D20000-0x0000000002D39000-memory.dmp