Malware Analysis Report

2025-01-02 02:16

Sample ID 240130-vsmzbabdfk
Target 82806700a05b5b9feece3621fc61d855
SHA256 4bfc4c6c5e4ea43dcdef252569954f0b2e7d40f6d4f6790b3fb3cea554ce1945
Tags
xtremerat persistence rat spyware upx
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

4bfc4c6c5e4ea43dcdef252569954f0b2e7d40f6d4f6790b3fb3cea554ce1945

Threat Level: Known bad

The file 82806700a05b5b9feece3621fc61d855 was found to be: Known bad.

Malicious Activity Summary

xtremerat persistence rat spyware upx

XtremeRAT

Detect XtremeRAT payload

UPX packed file

Suspicious use of SetThreadContext

Program crash

Unsigned PE

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-30 17:15

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-30 17:15

Reported

2024-01-30 17:17

Platform

win7-20231215-en

Max time kernel

149s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe"

Signatures

Detect XtremeRAT payload

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

XtremeRAT

persistence spyware rat xtremerat

UPX packed file

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1520 set thread context of 2752 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1520 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 1520 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 1520 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 1520 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 1520 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 1520 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 1520 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 1520 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 1520 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 2752 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Windows\SysWOW64\svchost.exe
PID 2752 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Windows\SysWOW64\svchost.exe
PID 2752 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Windows\SysWOW64\svchost.exe
PID 2752 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Windows\SysWOW64\svchost.exe
PID 2752 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Windows\SysWOW64\svchost.exe
PID 2752 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2752 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2752 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2752 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2752 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Program Files\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe

"C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe"

C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe

"C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe"

C:\Windows\SysWOW64\svchost.exe

svchost.exe

C:\Program Files\Internet Explorer\iexplore.exe

"C:\Program Files\Internet Explorer\iexplore.exe"

Network

N/A

Files

memory/1520-0-0x0000000074CB0000-0x000000007525B000-memory.dmp

memory/1520-1-0x0000000074CB0000-0x000000007525B000-memory.dmp

memory/1520-2-0x0000000001F70000-0x0000000001FB0000-memory.dmp

memory/2752-3-0x0000000010000000-0x000000001004D000-memory.dmp

memory/1520-6-0x0000000074CB0000-0x000000007525B000-memory.dmp

memory/2752-7-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2752-8-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2752-5-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2828-9-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2828-11-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2752-12-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2828-13-0x0000000010000000-0x000000001004D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-30 17:15

Reported

2024-01-30 17:17

Platform

win10v2004-20231215-en

Max time kernel

136s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe"

Signatures

Detect XtremeRAT payload

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

XtremeRAT

persistence spyware rat xtremerat

UPX packed file

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3984 set thread context of 884 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3984 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 3984 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 3984 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 3984 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 3984 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 3984 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 3984 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 3984 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe
PID 884 wrote to memory of 4344 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Windows\SysWOW64\svchost.exe
PID 884 wrote to memory of 4344 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Windows\SysWOW64\svchost.exe
PID 884 wrote to memory of 4344 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Windows\SysWOW64\svchost.exe
PID 884 wrote to memory of 4344 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Windows\SysWOW64\svchost.exe
PID 884 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 884 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 884 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

Processes

C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe

"C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe"

C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe

"C:\Users\Admin\AppData\Local\Temp\82806700a05b5b9feece3621fc61d855.exe"

C:\Windows\SysWOW64\svchost.exe

svchost.exe

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4344 -ip 4344

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4344 -s 484

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4344 -ip 4344

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4344 -s 492

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 57.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 21.53.126.40.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 16.234.44.23.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 232.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/3984-0-0x0000000075240000-0x00000000757F1000-memory.dmp

memory/3984-1-0x0000000000BF0000-0x0000000000C00000-memory.dmp

memory/3984-2-0x0000000075240000-0x00000000757F1000-memory.dmp

memory/884-6-0x0000000010000000-0x000000001004D000-memory.dmp

memory/884-7-0x0000000010000000-0x000000001004D000-memory.dmp

memory/884-3-0x0000000010000000-0x000000001004D000-memory.dmp

memory/3984-8-0x0000000075240000-0x00000000757F1000-memory.dmp

memory/884-9-0x0000000010000000-0x000000001004D000-memory.dmp

memory/4344-10-0x0000000010000000-0x000000001004D000-memory.dmp

memory/884-11-0x0000000010000000-0x000000001004D000-memory.dmp

memory/4344-12-0x0000000010000000-0x000000001004D000-memory.dmp