amadey | ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f

Analysis

max time kernel
142s
max time network
116s
platform
windows11-21h2_x64
resource
win11-20240611-en
resource tags

arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
submitted
30-06-2024 05:25

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General

Target

ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe
Size

1.8MB
MD5

c6b2a6f94eaf956b30c83919a3e231a3
SHA1

055e2897e934d82bca2cb100b8bc05f739795336
SHA256

ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f
SHA512

febff20ef83e30efd8267457fb5103138c359205d62cc098fc11df9b8a44823bdc42f7d4cbeb94a1822a485d1052b2215e6c68f246e1bb95a2401e9a78f056d6
SSDEEP

49152:+rqMxNMWYsCxuYw4lyJmHIyLcAj2nWUHZWAtLvvp5QS5:7ueWNCxuYw4M2LcAy1V4S5

Score

10^/10

amadey 4dd39d evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

http://77.91.77.82

Attributes

install_dir
ad40971b6b
install_file
explorti.exe
strings_key
a434973ad22def7137dbb5e059b7081e
url_paths
/Hun4Ko/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 4 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

explorti.exeexplorti.exeexplorti.exece9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe

Checks BIOS information in registry 2 TTPs 8 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

explorti.exeexplorti.exeexplorti.exece9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe

Executes dropped EXE 3 IoCs

Processes:

explorti.exeexplorti.exeexplorti.exe

pid process

4956 explorti.exe
3196 explorti.exe
5112 explorti.exe

pid	process
4956	explorti.exe
3196	explorti.exe
5112	explorti.exe

Identifies Wine through registry keys 2 TTPs 4 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

explorti.exeexplorti.exece9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine	ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe
Key opened	\REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine	explorti.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exeexplorti.exeexplorti.exeexplorti.exe

pid process

3464 ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe
4956 explorti.exe
3196 explorti.exe
5112 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe

description ioc process

File created C:\Windows\Tasks\explorti.job ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\Tasks\explorti.job	ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
3464	ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe
3464	ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe
4956	explorti.exe
4956	explorti.exe
3196	explorti.exe
3196	explorti.exe
5112	explorti.exe
5112	explorti.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe

description	pid	process	target process
PID 3464 wrote to memory of 4956	3464	ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe	explorti.exe
PID 3464 wrote to memory of 4956	3464	ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe	explorti.exe
PID 3464 wrote to memory of 4956	3464	ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe	explorti.exe

C:\Users\Admin\AppData\Local\Temp\ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe
"C:\Users\Admin\AppData\Local\Temp\ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3464

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"
2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:4956

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3196

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:5112

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
Filesize
1.8MB

MD5
c6b2a6f94eaf956b30c83919a3e231a3

SHA1
055e2897e934d82bca2cb100b8bc05f739795336

SHA256
ce9094f07d6895bd12b0c8f3e8b5d5718578ff47246a1abbb3626eefb289420f

SHA512
febff20ef83e30efd8267457fb5103138c359205d62cc098fc11df9b8a44823bdc42f7d4cbeb94a1822a485d1052b2215e6c68f246e1bb95a2401e9a78f056d6

Download Submit
memory/3196-33-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/3196-31-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/3196-30-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/3196-29-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/3464-0-0x0000000000340000-0x000000000080D000-memory.dmp

Filesize
4.8MB

Download
memory/3464-1-0x0000000077036000-0x0000000077038000-memory.dmp

Filesize
8KB

Download
memory/3464-2-0x0000000000341000-0x000000000036F000-memory.dmp

Filesize
184KB

Download
memory/3464-3-0x0000000000340000-0x000000000080D000-memory.dmp

Filesize
4.8MB

Download
memory/3464-5-0x0000000000340000-0x000000000080D000-memory.dmp

Filesize
4.8MB

Download
memory/3464-17-0x0000000000340000-0x000000000080D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-27-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-35-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-24-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-25-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-26-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-22-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-21-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-20-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-19-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-18-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-34-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-23-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-36-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-37-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-38-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-39-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-48-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-47-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-44-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-45-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/4956-46-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/5112-43-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download
memory/5112-41-0x0000000000060000-0x000000000052D000-memory.dmp

Filesize
4.8MB

Download