amadey | 645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6

General

Target

645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.exe
Size

3.2MB
MD5

b418f44d142579e16749430d92110601
SHA1

0bc03d4677f1403fc03dce36841082bc6709f71a
SHA256

645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6
SHA512

364225fab220a5e526605bfe4387eab32efc61aed542a77c05b23489d46141791bae3336be8fcf2017285c78330580d10d9ba94bf9e39866449ce4b544be27a1
SSDEEP

98304:I1puginZ97sKsiXojkr2KzxpvxkCkwVT:I1puLnOiMkr2Ahkw

Score

10^/10

amadey 9c9aa5 discovery evasion 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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.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	645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.exe

Executes dropped EXE 1 IoCs

pid	Process
1736	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.

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	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.exe

Loads dropped DLL 1 IoCs

pid	Process
2496	645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2496	645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.exe
1736	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.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	645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2496	645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.exe
1736	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2496	645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 1736	2496	645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.exe	30
PID 2496 wrote to memory of 1736	2496	645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.exe	30
PID 2496 wrote to memory of 1736	2496	645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.exe	30
PID 2496 wrote to memory of 1736	2496	645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.exe	30

C:\Users\Admin\AppData\Local\Temp\645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.exe
"C:\Users\Admin\AppData\Local\Temp\645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6.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:2496
- 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
  - Suspicious behavior: EnumeratesProcesses
  PID:1736

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
3.2MB

MD5
b418f44d142579e16749430d92110601

SHA1
0bc03d4677f1403fc03dce36841082bc6709f71a

SHA256
645269624d45d56841d9308f5a84440842e4a065e87162428a9de1a2ca6c49a6

SHA512
364225fab220a5e526605bfe4387eab32efc61aed542a77c05b23489d46141791bae3336be8fcf2017285c78330580d10d9ba94bf9e39866449ce4b544be27a1

Download Submit
memory/1736-29-0x00000000001B1000-0x0000000000219000-memory.dmp

Filesize
416KB

Download
memory/1736-27-0x00000000008A0000-0x00000000008A1000-memory.dmp

Filesize
4KB

Download
memory/1736-32-0x00000000001B1000-0x0000000000219000-memory.dmp

Filesize
416KB

Download
memory/1736-19-0x0000000002310000-0x0000000002311000-memory.dmp

Filesize
4KB

Download
memory/1736-20-0x0000000002430000-0x0000000002431000-memory.dmp

Filesize
4KB

Download
memory/1736-21-0x0000000002220000-0x0000000002221000-memory.dmp

Filesize
4KB

Download
memory/1736-18-0x00000000001B0000-0x00000000004DC000-memory.dmp

Filesize
3.2MB

Download
memory/1736-22-0x00000000025A0000-0x00000000025A1000-memory.dmp

Filesize
4KB

Download
memory/1736-23-0x0000000000800000-0x0000000000801000-memory.dmp

Filesize
4KB

Download
memory/1736-26-0x0000000002110000-0x0000000002111000-memory.dmp

Filesize
4KB

Download
memory/1736-24-0x00000000022C0000-0x00000000022C1000-memory.dmp

Filesize
4KB

Download
memory/1736-28-0x0000000000890000-0x0000000000891000-memory.dmp

Filesize
4KB

Download
memory/1736-25-0x0000000001FE0000-0x0000000001FE1000-memory.dmp

Filesize
4KB

Download
memory/1736-31-0x00000000001B0000-0x00000000004DC000-memory.dmp

Filesize
3.2MB

Download
memory/2496-0-0x0000000001230000-0x000000000155C000-memory.dmp

Filesize
3.2MB

Download
memory/2496-2-0x0000000001231000-0x0000000001299000-memory.dmp

Filesize
416KB

Download
memory/2496-15-0x0000000001230000-0x000000000155C000-memory.dmp

Filesize
3.2MB

Download
memory/2496-16-0x0000000001231000-0x0000000001299000-memory.dmp

Filesize
416KB

Download
memory/2496-17-0x00000000063E0000-0x000000000670C000-memory.dmp

Filesize
3.2MB

Download
memory/2496-1-0x0000000077E60000-0x0000000077E62000-memory.dmp

Filesize
8KB

Download
memory/2496-4-0x0000000001230000-0x000000000155C000-memory.dmp

Filesize
3.2MB

Download
memory/2496-3-0x0000000001230000-0x000000000155C000-memory.dmp

Filesize
3.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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