Malware Analysis Report

2025-01-22 14:18

Sample ID 240226-hmc6psfh5t
Target a5b3a047794886e03b6dbd90a689733e
SHA256 eac2062829caef9c99ee196af392009abf34b884ff9c2f909d4e9444cae5e3ae
Tags
upx warzonerat infostealer persistence rat
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

eac2062829caef9c99ee196af392009abf34b884ff9c2f909d4e9444cae5e3ae

Threat Level: Known bad

The file a5b3a047794886e03b6dbd90a689733e was found to be: Known bad.

Malicious Activity Summary

upx warzonerat infostealer persistence rat

WarzoneRat, AveMaria

Warzone RAT payload

Executes dropped EXE

Loads dropped DLL

UPX packed file

Adds Run key to start application

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-26 06:50

Signatures

UPX packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-26 06:50

Reported

2024-02-26 06:53

Platform

win7-20240221-en

Max time kernel

135s

Max time network

148s

Command Line

"C:\ProgramData\images.exe"

Signatures

WarzoneRat, AveMaria

rat infostealer warzonerat

Warzone RAT payload

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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\test.exe N/A
N/A N/A C:\ProgramData\images.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\test.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\test.exe N/A

UPX packed file

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Images = "C:\\ProgramData\\images.exe" C:\Users\Admin\AppData\Local\Temp\test.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3048 wrote to memory of 324 N/A C:\Users\Admin\AppData\Local\Temp\a5b3a047794886e03b6dbd90a689733e.exe C:\Windows\SysWOW64\cmd.exe
PID 3048 wrote to memory of 324 N/A C:\Users\Admin\AppData\Local\Temp\a5b3a047794886e03b6dbd90a689733e.exe C:\Windows\SysWOW64\cmd.exe
PID 3048 wrote to memory of 324 N/A C:\Users\Admin\AppData\Local\Temp\a5b3a047794886e03b6dbd90a689733e.exe C:\Windows\SysWOW64\cmd.exe
PID 3048 wrote to memory of 324 N/A C:\Users\Admin\AppData\Local\Temp\a5b3a047794886e03b6dbd90a689733e.exe C:\Windows\SysWOW64\cmd.exe
PID 324 wrote to memory of 780 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\test.exe
PID 324 wrote to memory of 780 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\test.exe
PID 324 wrote to memory of 780 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\test.exe
PID 324 wrote to memory of 780 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\test.exe
PID 780 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\test.exe C:\ProgramData\images.exe
PID 780 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\test.exe C:\ProgramData\images.exe
PID 780 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\test.exe C:\ProgramData\images.exe
PID 780 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\test.exe C:\ProgramData\images.exe
PID 868 wrote to memory of 580 N/A C:\ProgramData\images.exe C:\Windows\SysWOW64\cmd.exe
PID 868 wrote to memory of 580 N/A C:\ProgramData\images.exe C:\Windows\SysWOW64\cmd.exe
PID 868 wrote to memory of 580 N/A C:\ProgramData\images.exe C:\Windows\SysWOW64\cmd.exe
PID 868 wrote to memory of 580 N/A C:\ProgramData\images.exe C:\Windows\SysWOW64\cmd.exe
PID 868 wrote to memory of 580 N/A C:\ProgramData\images.exe C:\Windows\SysWOW64\cmd.exe
PID 868 wrote to memory of 580 N/A C:\ProgramData\images.exe C:\Windows\SysWOW64\cmd.exe

Processes

C:\ProgramData\images.exe

"C:\ProgramData\images.exe"

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

test.exe

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c test.exe

C:\Users\Admin\AppData\Local\Temp\a5b3a047794886e03b6dbd90a689733e.exe

"C:\Users\Admin\AppData\Local\Temp\a5b3a047794886e03b6dbd90a689733e.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe"

Network

Country Destination Domain Proto
CH 185.19.85.155:1997 tcp
CH 185.19.85.155:1997 tcp
CH 185.19.85.155:1997 tcp
CH 185.19.85.155:1997 tcp
CH 185.19.85.155:1997 tcp
CH 185.19.85.155:1997 tcp

Files

memory/3048-14-0x0000000000400000-0x0000000000528000-memory.dmp

C:\ProgramData\images.exe

MD5 e1adf57016dcad481ba78ab6155ea67e
SHA1 fa1e20cbd2f190ddc004dc8af9809cdcb2ede356
SHA256 7f62e5e2d0cfbe0740718588465b71a701fe3e188a8a4755baacbdc6fb41d52c
SHA512 dea2342480f72d07fc123de631d26b1cd2cd1ecb53863475f2ceaca95746b6c1354064f76ce0522a2bdca0dcec29207d287bd051c521b1496b12e21ebad546c5

memory/3048-0-0x0000000000400000-0x0000000000528000-memory.dmp

memory/580-15-0x0000000000160000-0x0000000000161000-memory.dmp

memory/580-16-0x0000000000160000-0x0000000000161000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-26 06:50

Reported

2024-02-26 06:53

Platform

win10v2004-20240221-en

Max time kernel

148s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a5b3a047794886e03b6dbd90a689733e.exe"

Signatures

WarzoneRat, AveMaria

rat infostealer warzonerat

Warzone RAT payload

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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\test.exe N/A
N/A N/A C:\ProgramData\images.exe N/A

UPX packed file

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Images = "C:\\ProgramData\\images.exe" C:\Users\Admin\AppData\Local\Temp\test.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4792 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\a5b3a047794886e03b6dbd90a689733e.exe C:\Windows\SysWOW64\cmd.exe
PID 4792 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\a5b3a047794886e03b6dbd90a689733e.exe C:\Windows\SysWOW64\cmd.exe
PID 4792 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\a5b3a047794886e03b6dbd90a689733e.exe C:\Windows\SysWOW64\cmd.exe
PID 1308 wrote to memory of 2840 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\test.exe
PID 1308 wrote to memory of 2840 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\test.exe
PID 1308 wrote to memory of 2840 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\test.exe
PID 2840 wrote to memory of 1960 N/A C:\Users\Admin\AppData\Local\Temp\test.exe C:\ProgramData\images.exe
PID 2840 wrote to memory of 1960 N/A C:\Users\Admin\AppData\Local\Temp\test.exe C:\ProgramData\images.exe
PID 2840 wrote to memory of 1960 N/A C:\Users\Admin\AppData\Local\Temp\test.exe C:\ProgramData\images.exe
PID 1960 wrote to memory of 1304 N/A C:\ProgramData\images.exe C:\Windows\SysWOW64\cmd.exe
PID 1960 wrote to memory of 1304 N/A C:\ProgramData\images.exe C:\Windows\SysWOW64\cmd.exe
PID 1960 wrote to memory of 1304 N/A C:\ProgramData\images.exe C:\Windows\SysWOW64\cmd.exe
PID 1960 wrote to memory of 1304 N/A C:\ProgramData\images.exe C:\Windows\SysWOW64\cmd.exe
PID 1960 wrote to memory of 1304 N/A C:\ProgramData\images.exe C:\Windows\SysWOW64\cmd.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a5b3a047794886e03b6dbd90a689733e.exe

"C:\Users\Admin\AppData\Local\Temp\a5b3a047794886e03b6dbd90a689733e.exe"

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c test.exe

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

test.exe

C:\ProgramData\images.exe

"C:\ProgramData\images.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
CH 185.19.85.155:1997 tcp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
CH 185.19.85.155:1997 tcp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
CH 185.19.85.155:1997 tcp
CH 185.19.85.155:1997 tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
CH 185.19.85.155:1997 tcp
CH 185.19.85.155:1997 tcp
US 8.8.8.8:53 131.72.42.20.in-addr.arpa udp

Files

memory/4792-0-0x0000000000400000-0x0000000000528000-memory.dmp

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

MD5 e1adf57016dcad481ba78ab6155ea67e
SHA1 fa1e20cbd2f190ddc004dc8af9809cdcb2ede356
SHA256 7f62e5e2d0cfbe0740718588465b71a701fe3e188a8a4755baacbdc6fb41d52c
SHA512 dea2342480f72d07fc123de631d26b1cd2cd1ecb53863475f2ceaca95746b6c1354064f76ce0522a2bdca0dcec29207d287bd051c521b1496b12e21ebad546c5

memory/4792-9-0x0000000000400000-0x0000000000528000-memory.dmp

memory/1304-10-0x0000000000850000-0x0000000000851000-memory.dmp