amadey | 32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2

General

Target

32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exe
Size

1.7MB
MD5

fe5296f5ab21e5f3c9da3c31ff516079
SHA1

8bbaa378b6e68b872b43f5efd4b24203ba42667c
SHA256

32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2
SHA512

37619386be462073d7faa0d1f64612a860cade2d99bb12010714e182823de03e53bffba05ad832fc5521e7cac57fb07145cd5070dcfaeaca86b8859fcef02b92
SSDEEP

49152:jhkmL5l0jiNdKW9TamMjZfb8O1ZFd8Ojk:emz9amcZf3Nd8J

Score

10^/10

amadey 18befc evasion themida trojan

Malware Config

Extracted

Family

amadey

Version

4.20

Botnet

18befc

C2

http://5.42.96.141

Attributes

install_dir
908f070dff
install_file
explorku.exe
strings_key
b25a9385246248a95c600f9a061438e1
url_paths
/go34ko8/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:

explorku.exeexplorku.exeexplorku.exe32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorku.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorku.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorku.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.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:

32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exeexplorku.exeexplorku.exeexplorku.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation	32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exe

Executes dropped EXE 3 IoCs

Processes:

explorku.exeexplorku.exeexplorku.exe

pid process

4212 explorku.exe
1872 explorku.exe
5072 explorku.exe

pid	process
4212	explorku.exe
1872	explorku.exe
5072	explorku.exe

Themida packer 39 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/4936-1-0x0000000000720000-0x0000000000C72000-memory.dmp	themida
behavioral1/memory/4936-0-0x0000000000720000-0x0000000000C72000-memory.dmp	themida
behavioral1/memory/4936-5-0x0000000000720000-0x0000000000C72000-memory.dmp	themida
behavioral1/memory/4936-8-0x0000000000720000-0x0000000000C72000-memory.dmp	themida
behavioral1/memory/4936-7-0x0000000000720000-0x0000000000C72000-memory.dmp	themida
behavioral1/memory/4936-6-0x0000000000720000-0x0000000000C72000-memory.dmp	themida
behavioral1/memory/4936-4-0x0000000000720000-0x0000000000C72000-memory.dmp	themida
behavioral1/memory/4936-2-0x0000000000720000-0x0000000000C72000-memory.dmp	themida
behavioral1/memory/4936-3-0x0000000000720000-0x0000000000C72000-memory.dmp	themida
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe	themida
behavioral1/memory/4936-22-0x0000000000720000-0x0000000000C72000-memory.dmp	themida
behavioral1/memory/4212-24-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/4212-27-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/4212-29-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/4212-28-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/4212-26-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/4212-25-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/4212-23-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/4212-20-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/4212-30-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/4212-31-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/1872-36-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/1872-38-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/1872-37-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/1872-42-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/1872-43-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/1872-41-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/1872-39-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/1872-40-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/1872-45-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/5072-53-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/5072-57-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/5072-58-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/5072-60-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/5072-56-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/5072-55-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/5072-54-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/5072-59-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida
behavioral1/memory/5072-62-0x0000000000D50000-0x00000000012A2000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exeexplorku.exeexplorku.exeexplorku.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	explorku.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	explorku.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	explorku.exe

Drops file in Windows directory 1 IoCs

Processes:

32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exe

description ioc process

File created C:\Windows\Tasks\explorku.job 32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.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\explorku.job	32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exe

description	pid	process	target process
PID 4936 wrote to memory of 4212	4936	32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exe	explorku.exe
PID 4936 wrote to memory of 4212	4936	32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exe	explorku.exe
PID 4936 wrote to memory of 4212	4936	32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exe	explorku.exe

C:\Users\Admin\AppData\Local\Temp\32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exe
"C:\Users\Admin\AppData\Local\Temp\32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4936

C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
"C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe"
2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:4212

C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:1872

C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:5072

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

3

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

4

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
Filesize
1.7MB

MD5
fe5296f5ab21e5f3c9da3c31ff516079

SHA1
8bbaa378b6e68b872b43f5efd4b24203ba42667c

SHA256
32d82aabe487c7452454b6e8b228b0956e2a124e9c3929d8e0b004b9927b87a2

SHA512
37619386be462073d7faa0d1f64612a860cade2d99bb12010714e182823de03e53bffba05ad832fc5521e7cac57fb07145cd5070dcfaeaca86b8859fcef02b92

Download Submit
memory/1872-39-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/1872-41-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/1872-45-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/1872-40-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/1872-36-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/1872-43-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/1872-42-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/1872-37-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/1872-38-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/4212-24-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/4212-30-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/4212-27-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/4212-29-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/4212-28-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/4212-26-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/4212-25-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/4212-23-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/4212-20-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/4212-31-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/4936-4-0x0000000000720000-0x0000000000C72000-memory.dmp

Filesize
5.3MB

Download
memory/4936-8-0x0000000000720000-0x0000000000C72000-memory.dmp

Filesize
5.3MB

Download
memory/4936-0-0x0000000000720000-0x0000000000C72000-memory.dmp

Filesize
5.3MB

Download
memory/4936-3-0x0000000000720000-0x0000000000C72000-memory.dmp

Filesize
5.3MB

Download
memory/4936-2-0x0000000000720000-0x0000000000C72000-memory.dmp

Filesize
5.3MB

Download
memory/4936-5-0x0000000000720000-0x0000000000C72000-memory.dmp

Filesize
5.3MB

Download
memory/4936-6-0x0000000000720000-0x0000000000C72000-memory.dmp

Filesize
5.3MB

Download
memory/4936-1-0x0000000000720000-0x0000000000C72000-memory.dmp

Filesize
5.3MB

Download
memory/4936-7-0x0000000000720000-0x0000000000C72000-memory.dmp

Filesize
5.3MB

Download
memory/4936-22-0x0000000000720000-0x0000000000C72000-memory.dmp

Filesize
5.3MB

Download
memory/5072-53-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/5072-57-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/5072-58-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/5072-60-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/5072-56-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/5072-55-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/5072-54-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/5072-59-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download
memory/5072-62-0x0000000000D50000-0x00000000012A2000-memory.dmp

Filesize
5.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads