Malware Analysis Report

2025-06-16 02:24

Sample ID 220310-evxcrsggbp
Target 673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996
SHA256 673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996
Tags
hawkeye keylogger persistence spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996

Threat Level: Known bad

The file 673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996 was found to be: Known bad.

Malicious Activity Summary

hawkeye keylogger persistence spyware stealer trojan

HawkEye

NirSoft WebBrowserPassView

NirSoft MailPassView

Nirsoft

Executes dropped EXE

Checks computer location settings

Loads dropped DLL

Uses the VBS compiler for execution

Looks up external IP address via web service

Adds Run key to start application

Suspicious use of SetThreadContext

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-03-10 04:16

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-10 04:16

Reported

2022-03-11 00:14

Platform

win7-20220310-en

Max time kernel

4294213s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996.exe"

Signatures

HawkEye

keylogger trojan stealer spyware hawkeye

NirSoft MailPassView

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

NirSoft WebBrowserPassView

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

Nirsoft

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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe N/A

Uses the VBS compiler for execution

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A whatismyipaddress.com N/A N/A
N/A whatismyipaddress.com N/A N/A
N/A whatismyipaddress.com N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1932 set thread context of 1600 N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 304 wrote to memory of 1932 N/A C:\Users\Admin\AppData\Local\Temp\673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996.exe C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe
PID 304 wrote to memory of 1932 N/A C:\Users\Admin\AppData\Local\Temp\673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996.exe C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe
PID 304 wrote to memory of 1932 N/A C:\Users\Admin\AppData\Local\Temp\673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996.exe C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe
PID 304 wrote to memory of 1932 N/A C:\Users\Admin\AppData\Local\Temp\673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996.exe C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe
PID 304 wrote to memory of 1932 N/A C:\Users\Admin\AppData\Local\Temp\673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996.exe C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe
PID 304 wrote to memory of 1932 N/A C:\Users\Admin\AppData\Local\Temp\673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996.exe C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe
PID 304 wrote to memory of 1932 N/A C:\Users\Admin\AppData\Local\Temp\673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996.exe C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe
PID 1932 wrote to memory of 1600 N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
PID 1932 wrote to memory of 1600 N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
PID 1932 wrote to memory of 1600 N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
PID 1932 wrote to memory of 1600 N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
PID 1932 wrote to memory of 1600 N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
PID 1932 wrote to memory of 1600 N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
PID 1932 wrote to memory of 1600 N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
PID 1932 wrote to memory of 1600 N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
PID 1932 wrote to memory of 1600 N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
PID 1932 wrote to memory of 1600 N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
PID 1932 wrote to memory of 1600 N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
PID 1932 wrote to memory of 1600 N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
PID 1932 wrote to memory of 1600 N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe

Processes

C:\Users\Admin\AppData\Local\Temp\673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996.exe

"C:\Users\Admin\AppData\Local\Temp\673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996.exe"

C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe

"C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe

C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"

Network

Country Destination Domain Proto
US 8.8.8.8:53 whatismyipaddress.com udp
US 104.16.155.36:80 whatismyipaddress.com tcp
US 104.16.155.36:443 whatismyipaddress.com tcp
US 104.16.155.36:443 whatismyipaddress.com tcp

Files

memory/304-54-0x0000000075C41000-0x0000000075C43000-memory.dmp

\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe

MD5 c15db6d11e409d6902de8ea56c46f987
SHA1 fac5f32c5f2e906fd6cf637954b089c40da3b3d2
SHA256 affd66995d965965ccca7329621cecc01db591a8d9c4e6b8f03e0e2920c32f2e
SHA512 9e350678f2bfaffe26d2bc51b56eab53196c947b87e2abf08e75d20987df1714e0e094101bc553dea8de705daba1b16c0b6bc589a0f65e48309bc3b3494fb797

\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe

MD5 c15db6d11e409d6902de8ea56c46f987
SHA1 fac5f32c5f2e906fd6cf637954b089c40da3b3d2
SHA256 affd66995d965965ccca7329621cecc01db591a8d9c4e6b8f03e0e2920c32f2e
SHA512 9e350678f2bfaffe26d2bc51b56eab53196c947b87e2abf08e75d20987df1714e0e094101bc553dea8de705daba1b16c0b6bc589a0f65e48309bc3b3494fb797

\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe

MD5 c15db6d11e409d6902de8ea56c46f987
SHA1 fac5f32c5f2e906fd6cf637954b089c40da3b3d2
SHA256 affd66995d965965ccca7329621cecc01db591a8d9c4e6b8f03e0e2920c32f2e
SHA512 9e350678f2bfaffe26d2bc51b56eab53196c947b87e2abf08e75d20987df1714e0e094101bc553dea8de705daba1b16c0b6bc589a0f65e48309bc3b3494fb797

\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe

MD5 c15db6d11e409d6902de8ea56c46f987
SHA1 fac5f32c5f2e906fd6cf637954b089c40da3b3d2
SHA256 affd66995d965965ccca7329621cecc01db591a8d9c4e6b8f03e0e2920c32f2e
SHA512 9e350678f2bfaffe26d2bc51b56eab53196c947b87e2abf08e75d20987df1714e0e094101bc553dea8de705daba1b16c0b6bc589a0f65e48309bc3b3494fb797

C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe

MD5 c15db6d11e409d6902de8ea56c46f987
SHA1 fac5f32c5f2e906fd6cf637954b089c40da3b3d2
SHA256 affd66995d965965ccca7329621cecc01db591a8d9c4e6b8f03e0e2920c32f2e
SHA512 9e350678f2bfaffe26d2bc51b56eab53196c947b87e2abf08e75d20987df1714e0e094101bc553dea8de705daba1b16c0b6bc589a0f65e48309bc3b3494fb797

C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe

MD5 c15db6d11e409d6902de8ea56c46f987
SHA1 fac5f32c5f2e906fd6cf637954b089c40da3b3d2
SHA256 affd66995d965965ccca7329621cecc01db591a8d9c4e6b8f03e0e2920c32f2e
SHA512 9e350678f2bfaffe26d2bc51b56eab53196c947b87e2abf08e75d20987df1714e0e094101bc553dea8de705daba1b16c0b6bc589a0f65e48309bc3b3494fb797

memory/1932-62-0x00000000743C0000-0x000000007496B000-memory.dmp

memory/1932-63-0x00000000009E0000-0x00000000009E1000-memory.dmp

memory/1932-64-0x00000000743C0000-0x000000007496B000-memory.dmp

memory/1600-65-0x0000000000400000-0x000000000041B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-10 04:16

Reported

2022-03-11 00:14

Platform

win10v2004-20220310-en

Max time kernel

119s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996.exe"

Signatures

NirSoft MailPassView

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

NirSoft WebBrowserPassView

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

Nirsoft

Description Indicator Process Target
N/A N/A N/A N/A
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\RarSFX0\Launcher.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996.exe

"C:\Users\Admin\AppData\Local\Temp\673abf2aebf981b77d96c63037691693e6c1539dc3403e7affcb3874f5c94996.exe"

C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe

"C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe"

C:\Windows\SysWOW64\fondue.exe

"C:\Windows\system32\fondue.exe" /enable-feature:NetFx3 /caller-name:mscoreei.dll

C:\Windows\system32\FonDUE.EXE

"C:\Windows\sysnative\FonDUE.EXE" /enable-feature:NetFx3 /caller-name:mscoreei.dll

Network

Country Destination Domain Proto
NL 104.80.225.205:443 tcp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp

Files

C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe

MD5 c15db6d11e409d6902de8ea56c46f987
SHA1 fac5f32c5f2e906fd6cf637954b089c40da3b3d2
SHA256 affd66995d965965ccca7329621cecc01db591a8d9c4e6b8f03e0e2920c32f2e
SHA512 9e350678f2bfaffe26d2bc51b56eab53196c947b87e2abf08e75d20987df1714e0e094101bc553dea8de705daba1b16c0b6bc589a0f65e48309bc3b3494fb797

C:\Users\Admin\AppData\Local\Temp\RarSFX0\Launcher.exe

MD5 c15db6d11e409d6902de8ea56c46f987
SHA1 fac5f32c5f2e906fd6cf637954b089c40da3b3d2
SHA256 affd66995d965965ccca7329621cecc01db591a8d9c4e6b8f03e0e2920c32f2e
SHA512 9e350678f2bfaffe26d2bc51b56eab53196c947b87e2abf08e75d20987df1714e0e094101bc553dea8de705daba1b16c0b6bc589a0f65e48309bc3b3494fb797