amadey | 36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d

Analysis

max time kernel
294s
max time network
301s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
20-06-2024 22:40

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General

Target

36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe
Size

1.8MB
MD5

9cbc743ce9611314438c79ba20218c94
SHA1

6c2695fafab32efb208fb0842589f851bb1babcd
SHA256

36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d
SHA512

1b673dfe792f26a22da30d152ff7be564f5d0660eb70f3b03b523c0a1b7a3c6fafae704adc7a91c2438fd23fed8bb60d6f12d0e64618fabb2a9571ca32fba9c7
SSDEEP

49152:II5c+1SmCxsYNMHZnExSmUPX3Qy9jDjM+:3uuPU+HZ3wy9Hj

Score

10^/10

amadey 0e6740 evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.21

Botnet

0e6740

http://147.45.47.155

Attributes

install_dir
9217037dc9
install_file
explortu.exe
strings_key
8e894a8a4a3d0da8924003a561cfb244
url_paths
/ku4Nor9/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 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explortu.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explortu.exe

Executes dropped EXE 1 IoCs

pid	Process
2644	explortu.exe

Identifies Wine through registry keys 2 TTPs 2 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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Wine	36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe
Key opened	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Wine	explortu.exe

Loads dropped DLL 1 IoCs

pid	Process
2980	36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2980	36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe
2644	explortu.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explortu.job	36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2980	36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe
2644	explortu.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2980	36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 2644	2980	36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe	28
PID 2980 wrote to memory of 2644	2980	36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe	28
PID 2980 wrote to memory of 2644	2980	36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe	28
PID 2980 wrote to memory of 2644	2980	36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe	28

C:\Users\Admin\AppData\Local\Temp\36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe
"C:\Users\Admin\AppData\Local\Temp\36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
  "C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.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:2644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe

Filesize
1.8MB

MD5
9cbc743ce9611314438c79ba20218c94

SHA1
6c2695fafab32efb208fb0842589f851bb1babcd

SHA256
36a469e3db9cc73731e6a02c4928819df7a9b6165c6c6525af60962a3726bc8d

SHA512
1b673dfe792f26a22da30d152ff7be564f5d0660eb70f3b03b523c0a1b7a3c6fafae704adc7a91c2438fd23fed8bb60d6f12d0e64618fabb2a9571ca32fba9c7

Download Submit
memory/2644-30-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-42-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-33-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-52-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-51-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-50-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-15-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-32-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-18-0x0000000000821000-0x000000000084F000-memory.dmp

Filesize
184KB

Download
memory/2644-19-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-21-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-22-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-31-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-24-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-25-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-26-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-27-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-28-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-29-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-49-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-23-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-48-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-47-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-34-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-35-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-36-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-37-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-38-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-39-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-40-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-41-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-46-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-43-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-44-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2644-45-0x0000000000820000-0x0000000000CDE000-memory.dmp

Filesize
4.7MB

Download
memory/2980-2-0x00000000001D1000-0x00000000001FF000-memory.dmp

Filesize
184KB

Download
memory/2980-3-0x00000000001D0000-0x000000000068E000-memory.dmp

Filesize
4.7MB

Download
memory/2980-14-0x00000000070B0000-0x000000000756E000-memory.dmp

Filesize
4.7MB

Download
memory/2980-0-0x00000000001D0000-0x000000000068E000-memory.dmp

Filesize
4.7MB

Download
memory/2980-17-0x00000000001D0000-0x000000000068E000-memory.dmp

Filesize
4.7MB

Download
memory/2980-1-0x0000000077400000-0x0000000077402000-memory.dmp

Filesize
8KB

Download
memory/2980-5-0x00000000001D0000-0x000000000068E000-memory.dmp

Filesize
4.7MB

Download