amadey | d7cab0439981458b3903116fcac8a41aab40c27087a836d223ed79265e493c99

General

Target

f291c391a4f5d6d0b111a744db7ca26d.exe
Size

1.8MB
MD5

f291c391a4f5d6d0b111a744db7ca26d
SHA1

7c9eaff4d46cfac6146d0de5eaaa8252b85e229b
SHA256

d7cab0439981458b3903116fcac8a41aab40c27087a836d223ed79265e493c99
SHA512

0fcc36ee9586002f83c7c3264e47732c4c06f0e7bbcea49fcf130fa1aae7010a680be00b14d64f32a86268bb10cb0b9f2b8bcccc444d3302be4313e297ce3524
SSDEEP

49152:/JKvb8U9G/Rj2DuLjzDjWKxbtgTD0xqODQ2R:qb8UmCuzPKH0x9

Score

10^/10

amadey 9c9aa5 defense_evasion discovery trojan

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes

install_dir
abc3bc1985
install_file
skotes.exe
strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
url_paths
/Zu7JuNko/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__	f291c391a4f5d6d0b111a744db7ca26d.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.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\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	f291c391a4f5d6d0b111a744db7ca26d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	f291c391a4f5d6d0b111a744db7ca26d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe

Executes dropped EXE 1 IoCs

pid	Process
2764	skotes.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-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	f291c391a4f5d6d0b111a744db7ca26d.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

pid	Process
2448	f291c391a4f5d6d0b111a744db7ca26d.exe
2448	f291c391a4f5d6d0b111a744db7ca26d.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2448	f291c391a4f5d6d0b111a744db7ca26d.exe
2764	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	f291c391a4f5d6d0b111a744db7ca26d.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 2 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	f291c391a4f5d6d0b111a744db7ca26d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2448	f291c391a4f5d6d0b111a744db7ca26d.exe
2764	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2448	f291c391a4f5d6d0b111a744db7ca26d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 2764	2448	f291c391a4f5d6d0b111a744db7ca26d.exe	30
PID 2448 wrote to memory of 2764	2448	f291c391a4f5d6d0b111a744db7ca26d.exe	30
PID 2448 wrote to memory of 2764	2448	f291c391a4f5d6d0b111a744db7ca26d.exe	30
PID 2448 wrote to memory of 2764	2448	f291c391a4f5d6d0b111a744db7ca26d.exe	30

C:\Users\Admin\AppData\Local\Temp\f291c391a4f5d6d0b111a744db7ca26d.exe
"C:\Users\Admin\AppData\Local\Temp\f291c391a4f5d6d0b111a744db7ca26d.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:2448
- C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
  "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2764

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\abc3bc1985\skotes.exe

Filesize
1.8MB

MD5
f291c391a4f5d6d0b111a744db7ca26d

SHA1
7c9eaff4d46cfac6146d0de5eaaa8252b85e229b

SHA256
d7cab0439981458b3903116fcac8a41aab40c27087a836d223ed79265e493c99

SHA512
0fcc36ee9586002f83c7c3264e47732c4c06f0e7bbcea49fcf130fa1aae7010a680be00b14d64f32a86268bb10cb0b9f2b8bcccc444d3302be4313e297ce3524

Download Submit
memory/2448-17-0x0000000006C00000-0x00000000070B3000-memory.dmp

Filesize
4.7MB

Download
memory/2448-1-0x0000000077310000-0x0000000077312000-memory.dmp

Filesize
8KB

Download
memory/2448-2-0x0000000001191000-0x00000000011BF000-memory.dmp

Filesize
184KB

Download
memory/2448-3-0x0000000001190000-0x0000000001643000-memory.dmp

Filesize
4.7MB

Download
memory/2448-5-0x0000000001190000-0x0000000001643000-memory.dmp

Filesize
4.7MB

Download
memory/2448-10-0x0000000001190000-0x0000000001643000-memory.dmp

Filesize
4.7MB

Download
memory/2448-20-0x0000000001190000-0x0000000001643000-memory.dmp

Filesize
4.7MB

Download
memory/2448-0-0x0000000001190000-0x0000000001643000-memory.dmp

Filesize
4.7MB

Download
memory/2448-18-0x0000000006C00000-0x00000000070B3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-27-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-32-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-24-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-26-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-22-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-28-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-29-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-30-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-31-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-23-0x0000000001241000-0x000000000126F000-memory.dmp

Filesize
184KB

Download
memory/2764-33-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-34-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-35-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-36-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-37-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-38-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-39-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-40-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-41-0x0000000001240000-0x00000000016F3000-memory.dmp

Filesize
4.7MB

Download
memory/2764-42-0x0000000001240000-0x00000000016F3000-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