Malware Analysis Report

2024-11-30 21:59

Sample ID 240705-yzkpbavcpk
Target 60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c
SHA256 60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c
Tags
amadey stealc 4dd39d nice discovery evasion spyware stealer trojan
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

60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c

Threat Level: Known bad

The file 60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c was found to be: Known bad.

Malicious Activity Summary

amadey stealc 4dd39d nice discovery evasion spyware stealer trojan

Stealc

Amadey

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Downloads MZ/PE file

Reads user/profile data of web browsers

Identifies Wine through registry keys

Executes dropped EXE

Checks BIOS information in registry

Loads dropped DLL

Reads data files stored by FTP clients

Checks installed software on the system

Accesses cryptocurrency files/wallets, possible credential harvesting

Suspicious use of NtSetInformationThreadHideFromDebugger

Drops file in Windows directory

Unsigned PE

Enumerates physical storage devices

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Checks processor information in registry

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-05 20:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-05 20:13

Reported

2024-07-05 20:15

Platform

win7-20240705-en

Max time kernel

144s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe"

Signatures

Amadey

trojan amadey

Stealc

stealer stealc

Identifies VirtualBox via ACPI registry values (likely anti-VM)

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\FHCGCFHDHI.exe N/A

Downloads MZ/PE file

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\FHCGCFHDHI.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\FHCGCFHDHI.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\FHCGCFHDHI.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\FHCGCFHDHI.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Checks installed software on the system

discovery

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Tasks\explorti.job C:\Users\Admin\AppData\Local\Temp\FHCGCFHDHI.exe N/A

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A

Suspicious use of FindShellTrayWindow

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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2124 wrote to memory of 2532 N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe C:\Windows\SysWOW64\cmd.exe
PID 2124 wrote to memory of 2532 N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe C:\Windows\SysWOW64\cmd.exe
PID 2124 wrote to memory of 2532 N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe C:\Windows\SysWOW64\cmd.exe
PID 2124 wrote to memory of 2532 N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe C:\Windows\SysWOW64\cmd.exe
PID 2124 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe C:\Windows\SysWOW64\cmd.exe
PID 2124 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe C:\Windows\SysWOW64\cmd.exe
PID 2124 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe C:\Windows\SysWOW64\cmd.exe
PID 2124 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe C:\Windows\SysWOW64\cmd.exe
PID 2532 wrote to memory of 1648 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\FHCGCFHDHI.exe
PID 2532 wrote to memory of 1648 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\FHCGCFHDHI.exe
PID 2532 wrote to memory of 1648 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\FHCGCFHDHI.exe
PID 2532 wrote to memory of 1648 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\FHCGCFHDHI.exe
PID 1648 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\FHCGCFHDHI.exe C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
PID 1648 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\FHCGCFHDHI.exe C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
PID 1648 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\FHCGCFHDHI.exe C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
PID 1648 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\FHCGCFHDHI.exe C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

Processes

C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe

"C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\FHCGCFHDHI.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\IEHIIIJDAA.exe"

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

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

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"

Network

Country Destination Domain Proto
RU 85.28.47.30:80 85.28.47.30 tcp
RU 77.91.77.81:80 77.91.77.81 tcp
RU 77.91.77.82:80 77.91.77.82 tcp

Files

memory/2124-0-0x0000000000310000-0x0000000000EFE000-memory.dmp

memory/2124-1-0x0000000000310000-0x0000000000EFE000-memory.dmp

memory/2124-2-0x0000000061E00000-0x0000000061EF3000-memory.dmp

\ProgramData\nss3.dll

MD5 1cc453cdf74f31e4d913ff9c10acdde2
SHA1 6e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256 ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512 dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

\ProgramData\mozglue.dll

MD5 c8fd9be83bc728cc04beffafc2907fe9
SHA1 95ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512 fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

memory/2124-65-0x0000000000310000-0x0000000000EFE000-memory.dmp

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

MD5 0cbc2312c9d511e1e844f3f311c4dd57
SHA1 24b7fc2a6171761b0fb462dd171a2919d480b541
SHA256 7e2ecc1809770f939efc65c54d1efcca2a929b2d42744f7bd748224bc9f2b7b2
SHA512 7418804b38a4979fe847cad62efd869ca11b6b09b1dc8ef45d56cdf2037625ab783af7c499392271ff45de73dfd3c2505c5bcddd80c850251bc6c6ba7f4e4199

memory/1648-70-0x00000000001C0000-0x000000000067F000-memory.dmp

memory/2532-69-0x00000000021F0000-0x00000000026AF000-memory.dmp

memory/1648-116-0x00000000001C0000-0x000000000067F000-memory.dmp

memory/1836-117-0x0000000000FF0000-0x00000000014AF000-memory.dmp

memory/2588-119-0x0000000000130000-0x0000000000230000-memory.dmp

memory/2588-120-0x0000000000130000-0x0000000000230000-memory.dmp

memory/2588-118-0x0000000000130000-0x0000000000230000-memory.dmp

memory/1836-122-0x0000000000FF0000-0x00000000014AF000-memory.dmp

memory/1836-123-0x0000000000FF0000-0x00000000014AF000-memory.dmp

memory/1836-124-0x0000000000FF0000-0x00000000014AF000-memory.dmp

memory/1836-125-0x0000000000FF0000-0x00000000014AF000-memory.dmp

memory/1836-126-0x0000000000FF0000-0x00000000014AF000-memory.dmp

memory/1836-127-0x0000000000FF0000-0x00000000014AF000-memory.dmp

memory/1836-128-0x0000000000FF0000-0x00000000014AF000-memory.dmp

memory/1836-129-0x0000000000FF0000-0x00000000014AF000-memory.dmp

memory/1836-130-0x0000000000FF0000-0x00000000014AF000-memory.dmp

memory/1836-131-0x0000000000FF0000-0x00000000014AF000-memory.dmp

memory/1836-132-0x0000000000FF0000-0x00000000014AF000-memory.dmp

memory/1836-133-0x0000000000FF0000-0x00000000014AF000-memory.dmp

memory/1836-134-0x0000000000FF0000-0x00000000014AF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-05 20:13

Reported

2024-07-05 20:15

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe"

Signatures

Stealc

stealer stealc

Checks installed software on the system

discovery

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe

"C:\Users\Admin\AppData\Local\Temp\60d7123cafb385bba287360f90d6f682c6397f8feb030ac0d36f4473b779ab3c.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2660 -ip 2660

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2660 -s 1164

Network

Country Destination Domain Proto
RU 85.28.47.30:80 tcp
RU 85.28.47.30:80 tcp
RU 85.28.47.30:80 tcp
RU 85.28.47.30:80 tcp
US 52.111.229.43:443 tcp
RU 85.28.47.30:80 tcp
RU 85.28.47.30:80 tcp

Files

memory/2660-0-0x00000000004D0000-0x00000000010BE000-memory.dmp

memory/2660-1-0x000000007F720000-0x000000007FAF1000-memory.dmp

memory/2660-2-0x00000000004D0000-0x00000000010BE000-memory.dmp

memory/2660-3-0x00000000004D0000-0x00000000010BE000-memory.dmp

memory/2660-4-0x00000000004D0000-0x00000000010BE000-memory.dmp

memory/2660-5-0x000000007F720000-0x000000007FAF1000-memory.dmp

memory/2660-6-0x00000000004D0000-0x00000000010BE000-memory.dmp

memory/2660-7-0x00000000004D0000-0x00000000010BE000-memory.dmp

memory/2660-8-0x00000000004D0000-0x00000000010BE000-memory.dmp

memory/2660-9-0x00000000004D0000-0x00000000010BE000-memory.dmp

memory/2660-10-0x00000000004D0000-0x00000000010BE000-memory.dmp

memory/2660-11-0x00000000004D0000-0x00000000010BE000-memory.dmp

memory/2660-12-0x00000000004D0000-0x00000000010BE000-memory.dmp

memory/2660-13-0x00000000004D0000-0x00000000010BE000-memory.dmp

memory/2660-14-0x00000000004D0000-0x00000000010BE000-memory.dmp

memory/2660-15-0x00000000004D0000-0x00000000010BE000-memory.dmp

memory/2660-16-0x00000000004D0000-0x00000000010BE000-memory.dmp

memory/2660-17-0x00000000004D0000-0x00000000010BE000-memory.dmp