Malware Analysis Report

2024-12-07 21:19

Sample ID 240204-vx6l8ahahk
Target 8fbaf88258e1acee8e1c85cb1cd92386
SHA256 4aa74c09b33e85f7de851c4caf58f9cbec4f1ac6fdd1ed231e66e0a3335dd840
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

4aa74c09b33e85f7de851c4caf58f9cbec4f1ac6fdd1ed231e66e0a3335dd840

Threat Level: Known bad

The file 8fbaf88258e1acee8e1c85cb1cd92386 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

Enumerates physical storage devices

Unsigned PE

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-04 17:23

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-04 17:23

Reported

2024-02-04 17:25

Platform

win7-20231215-en

Max time kernel

150s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.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 2220 set thread context of 2764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2220 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 2220 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 2220 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 2220 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 2220 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 2220 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 2220 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 2220 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 2220 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 2764 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Windows\SysWOW64\svchost.exe
PID 2764 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Windows\SysWOW64\svchost.exe
PID 2764 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Windows\SysWOW64\svchost.exe
PID 2764 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Windows\SysWOW64\svchost.exe
PID 2764 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Windows\SysWOW64\svchost.exe
PID 2764 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2764 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2764 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2764 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2764 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Program Files\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe

"C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe"

C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe

"C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.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/2220-0-0x0000000074690000-0x0000000074C3B000-memory.dmp

memory/2220-1-0x0000000074690000-0x0000000074C3B000-memory.dmp

memory/2220-2-0x0000000000580000-0x00000000005C0000-memory.dmp

memory/2764-3-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2220-6-0x0000000074690000-0x0000000074C3B000-memory.dmp

memory/2764-5-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2764-8-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2764-7-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2648-9-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2648-11-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2764-12-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2648-13-0x0000000010000000-0x000000001004D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-04 17:23

Reported

2024-02-04 17:25

Platform

win10v2004-20231222-en

Max time kernel

145s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.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 800 set thread context of 764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 800 wrote to memory of 764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 800 wrote to memory of 764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 800 wrote to memory of 764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 800 wrote to memory of 764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 800 wrote to memory of 764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 800 wrote to memory of 764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 800 wrote to memory of 764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 800 wrote to memory of 764 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe
PID 764 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Windows\SysWOW64\svchost.exe
PID 764 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Windows\SysWOW64\svchost.exe
PID 764 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Windows\SysWOW64\svchost.exe
PID 764 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Windows\SysWOW64\svchost.exe
PID 764 wrote to memory of 1380 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 764 wrote to memory of 1380 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 764 wrote to memory of 1380 N/A C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe

"C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe"

C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe

"C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.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 408 -p 2852 -ip 2852

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 480

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 500

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 2852 -ip 2852

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 196.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 200.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 189.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 91.16.208.104.in-addr.arpa udp

Files

memory/800-0-0x00000000747E0000-0x0000000074D91000-memory.dmp

memory/800-1-0x00000000747E0000-0x0000000074D91000-memory.dmp

memory/800-2-0x00000000009F0000-0x0000000000A00000-memory.dmp

memory/764-3-0x0000000010000000-0x000000001004D000-memory.dmp

memory/764-6-0x0000000010000000-0x000000001004D000-memory.dmp

memory/800-8-0x00000000747E0000-0x0000000074D91000-memory.dmp

memory/764-9-0x0000000010000000-0x000000001004D000-memory.dmp

memory/764-7-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2852-10-0x0000000010000000-0x000000001004D000-memory.dmp

memory/764-11-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2852-12-0x0000000010000000-0x000000001004D000-memory.dmp