Malware Analysis Report

2024-11-30 22:04

Sample ID 240705-jx799svejj
Target ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14
SHA256 ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14

Threat Level: Known bad

The file ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14 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

Identifies Wine through registry keys

Loads dropped DLL

Reads user/profile data of web browsers

Checks BIOS information in registry

Executes dropped EXE

Reads data files stored by FTP clients

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Suspicious use of NtSetInformationThreadHideFromDebugger

Drops file in Windows directory

Enumerates physical storage devices

Program crash

Unsigned PE

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-05 08:03

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-05 08:03

Reported

2024-07-05 08:06

Platform

win11-20240704-en

Max time kernel

147s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.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\JKJDHDBKEB.exe N/A
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\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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\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
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
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\JKJDHDBKEB.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\JKJDHDBKEB.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

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3590242114-4229536887-1276274119-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\JKJDHDBKEB.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3590242114-4229536887-1276274119-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3590242114-4229536887-1276274119-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3590242114-4229536887-1276274119-1000\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\JKJDHDBKEB.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\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3736 wrote to memory of 3592 N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe C:\Windows\SysWOW64\cmd.exe
PID 3736 wrote to memory of 3592 N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe C:\Windows\SysWOW64\cmd.exe
PID 3736 wrote to memory of 3592 N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe C:\Windows\SysWOW64\cmd.exe
PID 3736 wrote to memory of 4144 N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe C:\Windows\SysWOW64\cmd.exe
PID 3736 wrote to memory of 4144 N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe C:\Windows\SysWOW64\cmd.exe
PID 3736 wrote to memory of 4144 N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe C:\Windows\SysWOW64\cmd.exe
PID 3592 wrote to memory of 1712 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\JKJDHDBKEB.exe
PID 3592 wrote to memory of 1712 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\JKJDHDBKEB.exe
PID 3592 wrote to memory of 1712 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\JKJDHDBKEB.exe
PID 1712 wrote to memory of 564 N/A C:\Users\Admin\AppData\Local\Temp\JKJDHDBKEB.exe C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
PID 1712 wrote to memory of 564 N/A C:\Users\Admin\AppData\Local\Temp\JKJDHDBKEB.exe C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
PID 1712 wrote to memory of 564 N/A C:\Users\Admin\AppData\Local\Temp\JKJDHDBKEB.exe C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
PID 564 wrote to memory of 4748 N/A C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe C:\Users\Admin\AppData\Local\Temp\1000006001\ffe041e73d.exe
PID 564 wrote to memory of 4748 N/A C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe C:\Users\Admin\AppData\Local\Temp\1000006001\ffe041e73d.exe
PID 564 wrote to memory of 4748 N/A C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe C:\Users\Admin\AppData\Local\Temp\1000006001\ffe041e73d.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe

"C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe"

C:\Windows\SysWOW64\cmd.exe

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

C:\Windows\SysWOW64\cmd.exe

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

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

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

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

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

C:\Users\Admin\AppData\Local\Temp\1000006001\ffe041e73d.exe

"C:\Users\Admin\AppData\Local\Temp\1000006001\ffe041e73d.exe"

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

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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
US 8.8.8.8:53 30.47.28.85.in-addr.arpa udp
RU 77.91.77.81:80 77.91.77.81 tcp
RU 77.91.77.82:80 77.91.77.82 tcp
RU 77.91.77.81:80 77.91.77.81 tcp
RU 85.28.47.30:80 85.28.47.30 tcp

Files

memory/3736-0-0x0000000000180000-0x0000000000D67000-memory.dmp

memory/3736-1-0x000000007EFB0000-0x000000007F381000-memory.dmp

memory/3736-2-0x0000000061E00000-0x0000000061EF3000-memory.dmp

C:\ProgramData\nss3.dll

MD5 1cc453cdf74f31e4d913ff9c10acdde2
SHA1 6e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256 ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512 dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

C:\ProgramData\mozglue.dll

MD5 c8fd9be83bc728cc04beffafc2907fe9
SHA1 95ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512 fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

memory/3736-74-0x0000000000180000-0x0000000000D67000-memory.dmp

memory/3736-79-0x0000000000180000-0x0000000000D67000-memory.dmp

memory/3736-80-0x000000007EFB0000-0x000000007F381000-memory.dmp

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

MD5 7afb321a93c0df79fb5d52562452b1d9
SHA1 6e9155299347021055565dfe24954189d71306a8
SHA256 fc985029c18d988ac51f5ca659d0e87d188595087ce7193df2e7e2cfc823ccfe
SHA512 790db7a00da0841462a566542411f565f044085bc55cca8581d27b7b48bd8cf9de69e35cce419a128f69a9ed0c38801ef987e58c7482bae6e09978eb2c8f4152

memory/1712-84-0x0000000000180000-0x0000000000634000-memory.dmp

memory/1712-97-0x0000000000180000-0x0000000000634000-memory.dmp

memory/564-98-0x0000000000730000-0x0000000000BE4000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\1000006001\ffe041e73d.exe

MD5 34b192cdba8a579bf39af4aa49e7fa75
SHA1 cb242be6f7e91486164e2a2809b8f7d3cc3f3ead
SHA256 ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14
SHA512 9ba99d2d164baaab331a51afc5c8a33eecea5d09014924a3572d99cb3e06da9ff2b9013a469e5775eceb3f42d5d052711010844f11573cf5d2b65c8d9edbae5c

memory/4748-114-0x0000000000EF0000-0x0000000001AD7000-memory.dmp

memory/4748-115-0x0000000000EF0000-0x0000000001AD7000-memory.dmp

memory/564-116-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/564-117-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/564-118-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/3328-120-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/3328-122-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/564-123-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/564-124-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/564-125-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/564-126-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/564-127-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/564-128-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/4012-130-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/4012-131-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/564-132-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/564-133-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/564-134-0x0000000000730000-0x0000000000BE4000-memory.dmp

memory/564-135-0x0000000000730000-0x0000000000BE4000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-05 08:03

Reported

2024-07-05 08:06

Platform

win10v2004-20240508-en

Max time kernel

133s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.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\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe

"C:\Users\Admin\AppData\Local\Temp\ce21a22b3d7427ebb8a02ad8fc8df36c07005afc359a5402a16a66862d91fc14.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 3044 -ip 3044

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3044 -s 1292

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/3044-0-0x0000000000010000-0x0000000000BF7000-memory.dmp

memory/3044-1-0x000000007F790000-0x000000007FB61000-memory.dmp

memory/3044-2-0x0000000000010000-0x0000000000BF7000-memory.dmp

memory/3044-3-0x0000000000010000-0x0000000000BF7000-memory.dmp

memory/3044-4-0x0000000000010000-0x0000000000BF7000-memory.dmp

memory/3044-5-0x000000007F790000-0x000000007FB61000-memory.dmp

memory/3044-6-0x0000000000010000-0x0000000000BF7000-memory.dmp

memory/3044-7-0x0000000000010000-0x0000000000BF7000-memory.dmp

memory/3044-8-0x0000000000010000-0x0000000000BF7000-memory.dmp

memory/3044-9-0x0000000000010000-0x0000000000BF7000-memory.dmp

memory/3044-10-0x0000000000010000-0x0000000000BF7000-memory.dmp

memory/3044-11-0x0000000000010000-0x0000000000BF7000-memory.dmp

memory/3044-12-0x0000000000010000-0x0000000000BF7000-memory.dmp

memory/3044-13-0x0000000000010000-0x0000000000BF7000-memory.dmp

memory/3044-14-0x0000000000010000-0x0000000000BF7000-memory.dmp

memory/3044-15-0x0000000000010000-0x0000000000BF7000-memory.dmp

memory/3044-16-0x0000000000010000-0x0000000000BF7000-memory.dmp

memory/3044-17-0x0000000000010000-0x0000000000BF7000-memory.dmp