amadey | c4de054a99bee0ddfb0969f6e7a371ab4c0cdf3fb5e6e712d657eb58f5e916d8

General

Target

random.exe
Size

1.8MB
MD5

bc3b0fcb68c9a3e6ce6ee8b3b9c258f6
SHA1

edde275eb12f3e35413bf5872034ed7fe318ee68
SHA256

c4de054a99bee0ddfb0969f6e7a371ab4c0cdf3fb5e6e712d657eb58f5e916d8
SHA512

7f1b24935b2e0746aa57ce2bc2208b7756556de44e759073539e434fcaa859a1be62ea554999468bba9948de54038f7ee389ff80effcd2ba4e2d238cc86e4d83
SSDEEP

49152:y3OcrT0HpwEszQyM6w1muKtmMSb65a2wz3pcM:K4GJzbM6qmuKtjSb65ybV

Score

10^/10

amadey fed3aa defense_evasion discovery trojan

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes

install_dir
44111dbc49
install_file
axplong.exe
strings_key
8d0ad6945b1a30a186ec2d30be6db0b5
url_paths
/Jo89Ku7d/index.php

rc4.plain

Signatures

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

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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	random.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.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	random.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	random.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe

Executes dropped EXE 1 IoCs

pid	Process
2924	axplong.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.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	random.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	axplong.exe

Loads dropped DLL 2 IoCs

pid	Process
1236	random.exe
1236	random.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1236	random.exe
2924	axplong.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	random.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	random.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1236	random.exe
2924	axplong.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1236	random.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1236 wrote to memory of 2924	1236	random.exe	30
PID 1236 wrote to memory of 2924	1236	random.exe	30
PID 1236 wrote to memory of 2924	1236	random.exe	30
PID 1236 wrote to memory of 2924	1236	random.exe	30

C:\Users\Admin\AppData\Local\Temp\random.exe
"C:\Users\Admin\AppData\Local\Temp\random.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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1236
- C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
  "C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.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:2924

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

3

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe

Filesize
1.8MB

MD5
bc3b0fcb68c9a3e6ce6ee8b3b9c258f6

SHA1
edde275eb12f3e35413bf5872034ed7fe318ee68

SHA256
c4de054a99bee0ddfb0969f6e7a371ab4c0cdf3fb5e6e712d657eb58f5e916d8

SHA512
7f1b24935b2e0746aa57ce2bc2208b7756556de44e759073539e434fcaa859a1be62ea554999468bba9948de54038f7ee389ff80effcd2ba4e2d238cc86e4d83

Download Submit
memory/1236-18-0x0000000006410000-0x00000000068CF000-memory.dmp

Filesize
4.7MB

Download
memory/1236-2-0x0000000000AA1000-0x0000000000ACF000-memory.dmp

Filesize
184KB

Download
memory/1236-3-0x0000000000AA0000-0x0000000000F5F000-memory.dmp

Filesize
4.7MB

Download
memory/1236-5-0x0000000000AA0000-0x0000000000F5F000-memory.dmp

Filesize
4.7MB

Download
memory/1236-1-0x00000000773A0000-0x00000000773A2000-memory.dmp

Filesize
8KB

Download
memory/1236-0-0x0000000000AA0000-0x0000000000F5F000-memory.dmp

Filesize
4.7MB

Download
memory/1236-17-0x0000000006410000-0x00000000068CF000-memory.dmp

Filesize
4.7MB

Download
memory/1236-20-0x0000000000AA0000-0x0000000000F5F000-memory.dmp

Filesize
4.7MB

Download
memory/2924-21-0x0000000000390000-0x000000000084F000-memory.dmp

Filesize
4.7MB

Download
memory/2924-22-0x0000000000391000-0x00000000003BF000-memory.dmp

Filesize
184KB

Download
memory/2924-23-0x0000000000390000-0x000000000084F000-memory.dmp

Filesize
4.7MB

Download
memory/2924-24-0x0000000000390000-0x000000000084F000-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