Malware Analysis Report

2024-11-30 22:04

Sample ID 240705-dmwkts1eqn
Target c2197d56f08530af4a35733cda8cd2fd.exe
SHA256 30eb98d8a7a54537b4352f78b44be53109f3cd82577fa0c9b378bde020e2890b
Tags
amadey 4dd39d evasion 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

30eb98d8a7a54537b4352f78b44be53109f3cd82577fa0c9b378bde020e2890b

Threat Level: Known bad

The file c2197d56f08530af4a35733cda8cd2fd.exe was found to be: Known bad.

Malicious Activity Summary

amadey 4dd39d evasion trojan

Amadey

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

Identifies Wine through registry keys

Checks BIOS information in registry

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Suspicious use of NtSetInformationThreadHideFromDebugger

Drops file in Windows directory

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-05 03:08

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-05 03:08

Reported

2024-07-05 03:10

Platform

win7-20240508-en

Max time kernel

144s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe"

Signatures

Amadey

trojan amadey

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\c2197d56f08530af4a35733cda8cd2fd.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.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\ad40971b6b\explorti.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Tasks\explorti.job C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe

"C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.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 77.91.77.82:80 tcp
RU 77.91.77.82:80 tcp
RU 77.91.77.82:80 tcp
RU 77.91.77.82:80 tcp

Files

memory/1636-0-0x0000000000F50000-0x0000000001400000-memory.dmp

memory/1636-3-0x0000000000F50000-0x0000000001400000-memory.dmp

memory/1636-2-0x0000000000F51000-0x0000000000F7F000-memory.dmp

memory/1636-1-0x0000000077110000-0x0000000077112000-memory.dmp

memory/1636-5-0x0000000000F50000-0x0000000001400000-memory.dmp

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

MD5 c2197d56f08530af4a35733cda8cd2fd
SHA1 ef37d065f5ab7acbe071150de940778ad7e80bb5
SHA256 30eb98d8a7a54537b4352f78b44be53109f3cd82577fa0c9b378bde020e2890b
SHA512 cd4fc1c8d4043c52b0f190d3d0f7ede9e2f184e16b3051cb3cc2a55d4205f011f53267be6f41c2cac28c9dc998ead5f8aeb1847c038e66018ed3378a640c1f98

memory/1636-15-0x0000000000F50000-0x0000000001400000-memory.dmp

memory/2820-16-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-17-0x0000000000F81000-0x0000000000FAF000-memory.dmp

memory/2820-18-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-20-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-21-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-22-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-23-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-24-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-25-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-26-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-27-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-28-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-29-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-30-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-31-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-32-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-33-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-34-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-35-0x0000000000F80000-0x0000000001430000-memory.dmp

memory/2820-36-0x0000000000F80000-0x0000000001430000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-05 03:08

Reported

2024-07-05 03:10

Platform

win10v2004-20240704-en

Max time kernel

149s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe"

Signatures

Amadey

trojan amadey

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\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A

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\c2197d56f08530af4a35733cda8cd2fd.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2494989678-839960665-2515455429-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2494989678-839960665-2515455429-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2494989678-839960665-2515455429-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2494989678-839960665-2515455429-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2494989678-839960665-2515455429-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Tasks\explorti.job C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe N/A

Enumerates physical storage devices

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.exe

"C:\Users\Admin\AppData\Local\Temp\c2197d56f08530af4a35733cda8cd2fd.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

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
RU 77.91.77.82:80 77.91.77.82 tcp
US 8.8.8.8:53 82.77.91.77.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 28.173.189.20.in-addr.arpa udp

Files

memory/2272-0-0x0000000000D00000-0x00000000011B0000-memory.dmp

memory/2272-1-0x0000000077D64000-0x0000000077D66000-memory.dmp

memory/2272-2-0x0000000000D01000-0x0000000000D2F000-memory.dmp

memory/2272-3-0x0000000000D00000-0x00000000011B0000-memory.dmp

memory/2272-5-0x0000000000D00000-0x00000000011B0000-memory.dmp

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

MD5 c2197d56f08530af4a35733cda8cd2fd
SHA1 ef37d065f5ab7acbe071150de940778ad7e80bb5
SHA256 30eb98d8a7a54537b4352f78b44be53109f3cd82577fa0c9b378bde020e2890b
SHA512 cd4fc1c8d4043c52b0f190d3d0f7ede9e2f184e16b3051cb3cc2a55d4205f011f53267be6f41c2cac28c9dc998ead5f8aeb1847c038e66018ed3378a640c1f98

memory/2036-16-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2272-17-0x0000000000D00000-0x00000000011B0000-memory.dmp

memory/2036-18-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-19-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-20-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-21-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-22-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-23-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-24-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-25-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-26-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/216-28-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/216-29-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/216-30-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/216-32-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-33-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-34-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-35-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-36-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-37-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-38-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/712-40-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/712-42-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-43-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-44-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-45-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-46-0x00000000008E0000-0x0000000000D90000-memory.dmp

memory/2036-47-0x00000000008E0000-0x0000000000D90000-memory.dmp