amadey | 8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448

General

Target

8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448.exe
Size

1.8MB
MD5

12ab9284b7bc5f1a10fdab18ec3387c6
SHA1

e3dcf2c85f3ab888fcc0e0555fc0438e85411d86
SHA256

8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448
SHA512

c997de1c1e4926fbef32a40d007696df714e56f987cb57a4fbf20b8f1a749bc83e37927174f778672c82b363980c5512a546990fb3c0172305c15a9c461272ac
SSDEEP

24576:6bR9HbDng67w6kUrAW3ShXteA9O6dAnbdMEobTVfy7RFgCmhN4nYdjzfFLCE8X/X:6bPHbDgUo1UyfA8BfogzxdjzUX/cbO

Score

10^/10

amadey 0e6740 evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.21

Botnet

0e6740

C2

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 4 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explortu.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explortu.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explortu.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448.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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explortu.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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation	8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448.exe

Executes dropped EXE 3 IoCs

pid	Process
1860	explortu.exe
3536	explortu.exe
3732	explortu.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine	explortu.exe
Key opened	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine	explortu.exe
Key opened	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine	8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448.exe
Key opened	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine	explortu.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
1732	8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448.exe
1860	explortu.exe
3536	explortu.exe
3732	explortu.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explortu.job	8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1732	8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448.exe
1732	8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448.exe
1860	explortu.exe
1860	explortu.exe
3536	explortu.exe
3536	explortu.exe
3732	explortu.exe
3732	explortu.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 1860	1732	8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448.exe	81
PID 1732 wrote to memory of 1860	1732	8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448.exe	81
PID 1732 wrote to memory of 1860	1732	8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448.exe	81

C:\Users\Admin\AppData\Local\Temp\8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448.exe
"C:\Users\Admin\AppData\Local\Temp\8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1732
- 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:1860

C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.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:3536

C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.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:3732

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

4

T1012

System Information Discovery

3

T1082

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1.8MB

MD5
12ab9284b7bc5f1a10fdab18ec3387c6

SHA1
e3dcf2c85f3ab888fcc0e0555fc0438e85411d86

SHA256
8dec56e88b1659ef8629306ac9c12545828ba7077f4b9d60b44adf6e89b82448

SHA512
c997de1c1e4926fbef32a40d007696df714e56f987cb57a4fbf20b8f1a749bc83e37927174f778672c82b363980c5512a546990fb3c0172305c15a9c461272ac

Download Submit
memory/1732-0-0x0000000000750000-0x0000000000BF0000-memory.dmp

Filesize
4.6MB

Download
memory/1732-1-0x00000000778D4000-0x00000000778D6000-memory.dmp

Filesize
8KB

Download
memory/1732-2-0x0000000000751000-0x000000000077F000-memory.dmp

Filesize
184KB

Download
memory/1732-3-0x0000000000750000-0x0000000000BF0000-memory.dmp

Filesize
4.6MB

Download
memory/1732-5-0x0000000000750000-0x0000000000BF0000-memory.dmp

Filesize
4.6MB

Download
memory/1732-17-0x0000000000750000-0x0000000000BF0000-memory.dmp

Filesize
4.6MB

Download
memory/1860-27-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-39-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-20-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-21-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-22-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-23-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-24-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-25-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-26-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-18-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-46-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-45-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-44-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-43-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-33-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-34-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-35-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-36-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-37-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-19-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/1860-42-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/3536-32-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/3536-31-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/3536-30-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/3536-29-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/3732-41-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download
memory/3732-40-0x00000000002F0000-0x0000000000790000-memory.dmp

Filesize
4.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads