Malware Analysis Report

2024-11-30 22:06

Sample ID 240703-ppgegavcjc
Target file.exe
SHA256 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0
Tags
amadey stealc 4dd39d jony 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

1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0

Threat Level: Known bad

The file file.exe was found to be: Known bad.

Malicious Activity Summary

amadey stealc 4dd39d jony discovery evasion spyware stealer trojan

Stealc

Amadey

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

Downloads MZ/PE file

Executes dropped EXE

Checks BIOS information in registry

Reads user/profile data of web browsers

Identifies Wine through registry keys

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

Enumerates physical storage devices

Unsigned PE

Program crash

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-03 12:30

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-03 12:30

Reported

2024-07-03 12:32

Platform

win7-20240419-en

Max time kernel

147s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\file.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\AEBKKECBGI.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\AEBKKECBGI.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\AEBKKECBGI.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\AEBKKECBGI.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\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\AEBKKECBGI.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\file.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\file.exe N/A

Suspicious use of FindShellTrayWindow

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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\file.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\1000006001\0024653993.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3000 wrote to memory of 2448 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\SysWOW64\cmd.exe
PID 3000 wrote to memory of 2448 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\SysWOW64\cmd.exe
PID 3000 wrote to memory of 2448 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\SysWOW64\cmd.exe
PID 3000 wrote to memory of 2448 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\SysWOW64\cmd.exe
PID 3000 wrote to memory of 1852 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\SysWOW64\cmd.exe
PID 3000 wrote to memory of 1852 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\SysWOW64\cmd.exe
PID 3000 wrote to memory of 1852 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\SysWOW64\cmd.exe
PID 3000 wrote to memory of 1852 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\SysWOW64\cmd.exe
PID 2448 wrote to memory of 1856 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\AEBKKECBGI.exe
PID 2448 wrote to memory of 1856 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\AEBKKECBGI.exe
PID 2448 wrote to memory of 1856 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\AEBKKECBGI.exe
PID 2448 wrote to memory of 1856 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\AEBKKECBGI.exe
PID 1856 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\AEBKKECBGI.exe C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
PID 1856 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\AEBKKECBGI.exe C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
PID 1856 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\AEBKKECBGI.exe C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
PID 1856 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\AEBKKECBGI.exe C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
PID 2560 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe C:\Users\Admin\AppData\Local\Temp\1000006001\0024653993.exe
PID 2560 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe C:\Users\Admin\AppData\Local\Temp\1000006001\0024653993.exe
PID 2560 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe C:\Users\Admin\AppData\Local\Temp\1000006001\0024653993.exe
PID 2560 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe C:\Users\Admin\AppData\Local\Temp\1000006001\0024653993.exe

Processes

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

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

C:\Windows\SysWOW64\cmd.exe

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

C:\Windows\SysWOW64\cmd.exe

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

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

"C:\Users\Admin\AppData\Local\Temp\AEBKKECBGI.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\0024653993.exe

"C:\Users\Admin\AppData\Local\Temp\1000006001\0024653993.exe"

Network

Country Destination Domain Proto
RU 85.28.47.4:80 85.28.47.4 tcp
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 85.28.47.4:80 85.28.47.4 tcp

Files

memory/3000-0-0x0000000000EC0000-0x0000000001AAD000-memory.dmp

memory/3000-1-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

memory/3000-2-0x0000000000EC0000-0x0000000001AAD000-memory.dmp

memory/3000-3-0x0000000000EC0000-0x0000000001AAD000-memory.dmp

memory/3000-4-0x0000000000EC0000-0x0000000001AAD000-memory.dmp

memory/3000-5-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

memory/3000-7-0x0000000061E00000-0x0000000061EF3000-memory.dmp

memory/3000-33-0x0000000000EC0000-0x0000000001AAD000-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/3000-70-0x0000000000EC0000-0x0000000001AAD000-memory.dmp

\Users\Admin\AppData\Local\Temp\AEBKKECBGI.exe

MD5 cd9407ed0f3449be68d81f2d84b76d23
SHA1 45aa1e2ccc28850da9aab93b7f6fcf28fe152421
SHA256 fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7
SHA512 10fbc40abf6c988426305ea672b8af86acb169b817af9e9b2bcef13dc00ee5459f8c7cac41e83c74e2572a88a2a4cd200895398f19adce7ea2580470e4fe1741

memory/2448-73-0x00000000021F0000-0x000000000268C000-memory.dmp

memory/1856-86-0x00000000012C0000-0x000000000175C000-memory.dmp

memory/1856-120-0x00000000071C0000-0x000000000765C000-memory.dmp

memory/1856-121-0x00000000012C0000-0x000000000175C000-memory.dmp

memory/2560-123-0x0000000001040000-0x00000000014DC000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\1000006001\0024653993.exe

MD5 d7fd8f9fd59b2a5ad6a6c390ae69a197
SHA1 9e4302b57b3cfcde37727cd0620540e9b9681382
SHA256 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0
SHA512 0582114f94e55ac3c2664b88791093085284efe70c472b6b6a02064d1f0ac7ff2198c19b7042a692c32193b363aacb9058b0a44df46f07e517b1c4cbf2f14ac1

memory/2560-144-0x0000000006960000-0x000000000754D000-memory.dmp

memory/1296-146-0x0000000000C60000-0x000000000184D000-memory.dmp

memory/2560-147-0x0000000006960000-0x000000000754D000-memory.dmp

memory/2560-148-0x0000000001040000-0x00000000014DC000-memory.dmp

memory/1296-149-0x0000000000C60000-0x000000000184D000-memory.dmp

memory/2560-150-0x0000000001040000-0x00000000014DC000-memory.dmp

memory/2560-151-0x0000000001040000-0x00000000014DC000-memory.dmp

memory/2560-152-0x0000000006960000-0x000000000754D000-memory.dmp

memory/1296-153-0x0000000000C60000-0x000000000184D000-memory.dmp

memory/1296-154-0x0000000000C60000-0x000000000184D000-memory.dmp

memory/2560-155-0x0000000006960000-0x000000000754D000-memory.dmp

memory/1296-156-0x0000000000C60000-0x000000000184D000-memory.dmp

memory/2560-157-0x0000000001040000-0x00000000014DC000-memory.dmp

memory/2560-158-0x0000000001040000-0x00000000014DC000-memory.dmp

memory/2560-159-0x0000000001040000-0x00000000014DC000-memory.dmp

memory/2560-160-0x0000000001040000-0x00000000014DC000-memory.dmp

memory/2560-161-0x0000000001040000-0x00000000014DC000-memory.dmp

memory/2560-162-0x0000000001040000-0x00000000014DC000-memory.dmp

memory/2560-163-0x0000000001040000-0x00000000014DC000-memory.dmp

memory/2560-164-0x0000000001040000-0x00000000014DC000-memory.dmp

memory/2560-165-0x0000000001040000-0x00000000014DC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-03 12:30

Reported

2024-07-03 12:32

Platform

win10v2004-20240508-en

Max time kernel

133s

Max time network

122s

Command Line

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

Signatures

Stealc

stealer stealc

Checks installed software on the system

discovery

Program crash

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

Checks processor information in registry

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

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of SetWindowsHookEx

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

Processes

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

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4716 -ip 4716

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 1108

Network

Country Destination Domain Proto
RU 85.28.47.4:80 tcp
RU 85.28.47.4:80 tcp
RU 85.28.47.4:80 tcp
RU 85.28.47.4:80 tcp
RU 85.28.47.4:80 tcp
RU 85.28.47.4:80 tcp

Files

memory/4716-0-0x0000000000A00000-0x00000000015ED000-memory.dmp

memory/4716-1-0x000000007EA90000-0x000000007EE61000-memory.dmp

memory/4716-2-0x0000000000A00000-0x00000000015ED000-memory.dmp

memory/4716-3-0x0000000000A00000-0x00000000015ED000-memory.dmp

memory/4716-4-0x0000000000A00000-0x00000000015ED000-memory.dmp

memory/4716-5-0x000000007EA90000-0x000000007EE61000-memory.dmp

memory/4716-6-0x0000000000A00000-0x00000000015ED000-memory.dmp

memory/4716-7-0x0000000000A00000-0x00000000015ED000-memory.dmp

memory/4716-8-0x0000000000A00000-0x00000000015ED000-memory.dmp

memory/4716-9-0x0000000000A00000-0x00000000015ED000-memory.dmp

memory/4716-10-0x0000000000A00000-0x00000000015ED000-memory.dmp

memory/4716-11-0x0000000000A00000-0x00000000015ED000-memory.dmp

memory/4716-12-0x0000000000A00000-0x00000000015ED000-memory.dmp

memory/4716-13-0x0000000000A00000-0x00000000015ED000-memory.dmp

memory/4716-14-0x0000000000A00000-0x00000000015ED000-memory.dmp

memory/4716-15-0x0000000000A00000-0x00000000015ED000-memory.dmp

memory/4716-16-0x0000000000A00000-0x00000000015ED000-memory.dmp

memory/4716-17-0x0000000000A00000-0x00000000015ED000-memory.dmp