amadey | dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb

General

Target

dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.exe
Size

1.8MB
MD5

a8707270334007303c6fc1ab8978f43a
SHA1

ff629db999684f6cba25e3f092f6f4978d03be44
SHA256

dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb
SHA512

5ca180a94b8320d77a532bdc36b971614392de8186ac18845146c63a9377bd972295224b48d0fea12e082eb6c2b668f558c760475b2e62ba01e971703f97cddd
SSDEEP

49152:Ted37khpow96EV40tmJTSum8ccv9QkVkCt9:Te5lkITSuHikVdt

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__	dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explortu.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explortu.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	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.exe

Executes dropped EXE 3 IoCs

pid	Process
4064	explortu.exe
3788	explortu.exe
952	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-1-5-21-4124900551-4068476067-3491212533-1000\Software\Wine	dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Wine	explortu.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Wine	explortu.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Wine	explortu.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2220	dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.exe
4064	explortu.exe
3788	explortu.exe
952	explortu.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explortu.job	dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.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
2220	dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.exe
2220	dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.exe
4064	explortu.exe
4064	explortu.exe
3788	explortu.exe
3788	explortu.exe
952	explortu.exe
952	explortu.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2220	dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 4064	2220	dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.exe	81
PID 2220 wrote to memory of 4064	2220	dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.exe	81
PID 2220 wrote to memory of 4064	2220	dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.exe	81

C:\Users\Admin\AppData\Local\Temp\dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.exe
"C:\Users\Admin\AppData\Local\Temp\dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb.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 FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2220
- 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:4064

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:3788

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:952

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
a8707270334007303c6fc1ab8978f43a

SHA1
ff629db999684f6cba25e3f092f6f4978d03be44

SHA256
dc74a71aa39ba7b080e4f20f037eeb7c997592c58ac6d1ff5bbc584dfd6d9aeb

SHA512
5ca180a94b8320d77a532bdc36b971614392de8186ac18845146c63a9377bd972295224b48d0fea12e082eb6c2b668f558c760475b2e62ba01e971703f97cddd

Download Submit
memory/952-41-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/952-42-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/2220-17-0x0000000000B90000-0x0000000001043000-memory.dmp

Filesize
4.7MB

Download
memory/2220-5-0x0000000000B90000-0x0000000001043000-memory.dmp

Filesize
4.7MB

Download
memory/2220-3-0x0000000000B90000-0x0000000001043000-memory.dmp

Filesize
4.7MB

Download
memory/2220-0-0x0000000000B90000-0x0000000001043000-memory.dmp

Filesize
4.7MB

Download
memory/2220-2-0x0000000000B91000-0x0000000000BBF000-memory.dmp

Filesize
184KB

Download
memory/2220-1-0x00000000771B4000-0x00000000771B6000-memory.dmp

Filesize
8KB

Download
memory/3788-33-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/3788-32-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/3788-31-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/3788-30-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-27-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-36-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-26-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-24-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-28-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-23-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-22-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-21-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-20-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-34-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-35-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-25-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-37-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-38-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-39-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-19-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-18-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-43-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-44-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-45-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download
memory/4064-46-0x0000000000B20000-0x0000000000FD3000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads