Malware Analysis Report

2024-11-30 22:06

Sample ID 240703-2282ga1bjk
Target 96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37
SHA256 96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37
Tags
stealc jony discovery stealer amadey 4dd39d evasion spyware 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

96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37

Threat Level: Known bad

The file 96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37 was found to be: Known bad.

Malicious Activity Summary

stealc jony discovery stealer amadey 4dd39d evasion spyware trojan

Amadey

Stealc

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

Downloads MZ/PE file

Checks BIOS information in registry

Reads data files stored by FTP clients

Identifies Wine through registry keys

Loads dropped DLL

Executes dropped EXE

Reads user/profile data of web browsers

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

Suspicious behavior: EnumeratesProcesses

Checks processor information in registry

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-03 23:05

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-03 23:05

Reported

2024-07-03 23:08

Platform

win10v2004-20240508-en

Max time kernel

133s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.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\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.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\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe

"C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4416 -ip 4416

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 1108

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
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/4416-0-0x00000000005F0000-0x00000000011E9000-memory.dmp

memory/4416-1-0x000000007ECA0000-0x000000007F071000-memory.dmp

memory/4416-2-0x00000000005F0000-0x00000000011E9000-memory.dmp

memory/4416-3-0x00000000005F0000-0x00000000011E9000-memory.dmp

memory/4416-4-0x00000000005F0000-0x00000000011E9000-memory.dmp

memory/4416-5-0x00000000005F0000-0x00000000011E9000-memory.dmp

memory/4416-6-0x00000000005F0000-0x00000000011E9000-memory.dmp

memory/4416-7-0x00000000005F0000-0x00000000011E9000-memory.dmp

memory/4416-8-0x00000000005F0000-0x00000000011E9000-memory.dmp

memory/4416-9-0x00000000005F0000-0x00000000011E9000-memory.dmp

memory/4416-10-0x00000000005F0000-0x00000000011E9000-memory.dmp

memory/4416-11-0x00000000005F0000-0x00000000011E9000-memory.dmp

memory/4416-12-0x00000000005F0000-0x00000000011E9000-memory.dmp

memory/4416-13-0x00000000005F0000-0x00000000011E9000-memory.dmp

memory/4416-14-0x00000000005F0000-0x00000000011E9000-memory.dmp

memory/4416-15-0x00000000005F0000-0x00000000011E9000-memory.dmp

memory/4416-16-0x00000000005F0000-0x00000000011E9000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-03 23:05

Reported

2024-07-03 23:08

Platform

win11-20240508-en

Max time kernel

150s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.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\HCBAKJEHDB.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\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\HCBAKJEHDB.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\HCBAKJEHDB.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\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

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3107365284-1576850094-161165143-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3107365284-1576850094-161165143-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\HCBAKJEHDB.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3107365284-1576850094-161165143-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3107365284-1576850094-161165143-1000\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\HCBAKJEHDB.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\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4360 wrote to memory of 1652 N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe C:\Windows\SysWOW64\cmd.exe
PID 4360 wrote to memory of 1652 N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe C:\Windows\SysWOW64\cmd.exe
PID 4360 wrote to memory of 1652 N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe C:\Windows\SysWOW64\cmd.exe
PID 4360 wrote to memory of 920 N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe C:\Windows\SysWOW64\cmd.exe
PID 4360 wrote to memory of 920 N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe C:\Windows\SysWOW64\cmd.exe
PID 4360 wrote to memory of 920 N/A C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe C:\Windows\SysWOW64\cmd.exe
PID 1652 wrote to memory of 2188 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\HCBAKJEHDB.exe
PID 1652 wrote to memory of 2188 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\HCBAKJEHDB.exe
PID 1652 wrote to memory of 2188 N/A C:\Windows\SysWOW64\cmd.exe C:\Users\Admin\AppData\Local\Temp\HCBAKJEHDB.exe
PID 2188 wrote to memory of 1916 N/A C:\Users\Admin\AppData\Local\Temp\HCBAKJEHDB.exe C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
PID 2188 wrote to memory of 1916 N/A C:\Users\Admin\AppData\Local\Temp\HCBAKJEHDB.exe C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
PID 2188 wrote to memory of 1916 N/A C:\Users\Admin\AppData\Local\Temp\HCBAKJEHDB.exe C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
PID 1916 wrote to memory of 784 N/A C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe C:\Users\Admin\AppData\Local\Temp\1000006001\1fe21a2eff.exe
PID 1916 wrote to memory of 784 N/A C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe C:\Users\Admin\AppData\Local\Temp\1000006001\1fe21a2eff.exe
PID 1916 wrote to memory of 784 N/A C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe C:\Users\Admin\AppData\Local\Temp\1000006001\1fe21a2eff.exe

Processes

C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe

"C:\Users\Admin\AppData\Local\Temp\96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37.exe"

C:\Windows\SysWOW64\cmd.exe

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

C:\Windows\SysWOW64\cmd.exe

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

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

"C:\Users\Admin\AppData\Local\Temp\HCBAKJEHDB.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\1fe21a2eff.exe

"C:\Users\Admin\AppData\Local\Temp\1000006001\1fe21a2eff.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 85.28.47.4:80 85.28.47.4 tcp
US 8.8.8.8:53 4.47.28.85.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 85.28.47.4:80 tcp
NL 52.111.243.30:443 tcp

Files

memory/4360-0-0x0000000000240000-0x0000000000E39000-memory.dmp

memory/4360-1-0x000000007F2A0000-0x000000007F671000-memory.dmp

memory/4360-2-0x0000000061E00000-0x0000000061EF3000-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/4360-78-0x000000007F2A0000-0x000000007F671000-memory.dmp

memory/4360-77-0x0000000000240000-0x0000000000E39000-memory.dmp

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

MD5 38d323d82872e7a58e7b7b05e88e055a
SHA1 0054dcaaa63a2e93c9ea078d92caef63ceef1017
SHA256 82ec956255f4878cf984c22b70fb2b2ddb02d9606b7049a9cfc42b5267a970fd
SHA512 970c2911c688255b22dcf2449521a3ea6f23f98652dfc628862534c1ce543d43889b0bc0a9efe25b01d123f41f681002f2877c93fdf12c126bdaa8d88b1153d6

memory/2188-82-0x00000000008E0000-0x0000000000DA1000-memory.dmp

memory/1916-96-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/2188-95-0x00000000008E0000-0x0000000000DA1000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\1000006001\1fe21a2eff.exe

MD5 f7f2373c7005d9978782be75bef6a1c4
SHA1 24523818e79c6ccc38c90de912743552e98be2be
SHA256 bf5ba13df7f7549e987f77091823fd0f77ba7fd4514000e60ad9a4c28f949c13
SHA512 26e4a9ba65207c91dd181c5010d051838d6172dcbfc165aa750cbe72297dde0b0c0e54b024a6cba070089f3ac5f943d67ba779ee64f78a8f37b425f274f607d8

memory/784-112-0x0000000000450000-0x000000000102F000-memory.dmp

memory/784-113-0x0000000000450000-0x000000000102F000-memory.dmp

memory/1916-114-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1916-115-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1916-116-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1916-117-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1916-118-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1916-119-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1052-121-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1052-122-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1916-123-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1916-124-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1916-125-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1916-126-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1916-127-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1916-128-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/4656-130-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/4656-131-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1916-132-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1916-133-0x0000000000A90000-0x0000000000F51000-memory.dmp

memory/1916-134-0x0000000000A90000-0x0000000000F51000-memory.dmp