Malware Analysis Report

2025-01-03 05:02

Sample ID 231226-qlr78saca8
Target 71eb4c27855079bd19866cba9ef2c5f1
SHA256 48c51dddfa0bca653fe6adc5c0508fe9ffdd38f297599027d1664e4a79ebff8a
Tags
bitrat persistence
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

48c51dddfa0bca653fe6adc5c0508fe9ffdd38f297599027d1664e4a79ebff8a

Threat Level: Known bad

The file 71eb4c27855079bd19866cba9ef2c5f1 was found to be: Known bad.

Malicious Activity Summary

bitrat persistence

Bitrat family

Adds Run key to start application

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-26 13:21

Signatures

Bitrat family

bitrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-26 13:21

Reported

2024-01-06 15:30

Platform

win7-20231215-en

Max time kernel

37s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\msdefender = "C:\\Users\\Admin\\AppData\\Local\\Microsoft Defender Updates\\msdefender.exe" C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe

"C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 hureseyd.top udp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-26 13:21

Reported

2024-01-06 15:31

Platform

win10v2004-20231215-en

Max time kernel

157s

Max time network

169s

Command Line

"C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\msdefender = "C:\\Users\\Admin\\AppData\\Local\\Microsoft Defender Updates\\msdefender.exeȀ" C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\msdefender = "C:\\Users\\Admin\\AppData\\Local\\Microsoft Defender Updates\\msdefender.exe" C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe

"C:\Users\Admin\AppData\Local\Temp\71eb4c27855079bd19866cba9ef2c5f1.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 21.53.126.40.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 8.8.8.8:53 192.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 hureseyd.top udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 hureseyd.top udp
US 8.8.8.8:53 181.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 hureseyd.top udp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 hureseyd.top udp
US 8.8.8.8:53 196.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 hureseyd.top udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 hureseyd.top udp
US 8.8.8.8:53 hureseyd.top udp
US 8.8.8.8:53 hureseyd.top udp
US 8.8.8.8:53 hureseyd.top udp
US 8.8.8.8:53 43.58.199.20.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 2.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 hureseyd.top udp
US 8.8.8.8:53 hureseyd.top udp
US 8.8.8.8:53 hureseyd.top udp

Files

memory/3488-0-0x0000000074710000-0x0000000074749000-memory.dmp

memory/3488-1-0x0000000074680000-0x00000000746B9000-memory.dmp

memory/3488-2-0x0000000074680000-0x00000000746B9000-memory.dmp

memory/3488-3-0x0000000074680000-0x00000000746B9000-memory.dmp

memory/3488-4-0x0000000074680000-0x00000000746B9000-memory.dmp

memory/3488-5-0x0000000074680000-0x00000000746B9000-memory.dmp

memory/3488-6-0x0000000074680000-0x00000000746B9000-memory.dmp

memory/3488-7-0x0000000074680000-0x00000000746B9000-memory.dmp

memory/3488-14-0x0000000074680000-0x00000000746B9000-memory.dmp

memory/3488-15-0x0000000074680000-0x00000000746B9000-memory.dmp