amadey | 96a1eea0f525785429d36cff82916e54227be6a3750796e05d594e952a213ec2

General

Target

random.exe
Size

1.8MB
MD5

2c780bd0b93d85afbad23124cf8994c2
SHA1

267288b40a48cdb0aee1bcf8972f4e25ff72f4ff
SHA256

96a1eea0f525785429d36cff82916e54227be6a3750796e05d594e952a213ec2
SHA512

d2eb2bb12b7484a10f9517c2bb1f1095e5d234aedfa7730b9196e95b004d3db0fb79095a97d1643ee13db04b66f1718f9ab1a479e6fa97f811a6fb503b91bbe9
SSDEEP

49152:He5+t/pl8vQaHskaf98eUfLvELLgsuS0QJt5:He5+tRao2skaV8eSLv2gXG

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__	random.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\SystemBiosVersion	random.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	random.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe

Executes dropped EXE 1 IoCs

pid	Process
2816	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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine	random.exe

Loads dropped DLL 2 IoCs

pid	Process
2492	random.exe
2492	random.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2492	random.exe
2816	skotes.exe

Drops file in Windows directory 1 IoCs

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2492	random.exe
2816	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2492	random.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 2816	2492	random.exe	31
PID 2492 wrote to memory of 2816	2492	random.exe	31
PID 2492 wrote to memory of 2816	2492	random.exe	31
PID 2492 wrote to memory of 2816	2492	random.exe	31

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:2492
- 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:2816

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
2c780bd0b93d85afbad23124cf8994c2

SHA1
267288b40a48cdb0aee1bcf8972f4e25ff72f4ff

SHA256
96a1eea0f525785429d36cff82916e54227be6a3750796e05d594e952a213ec2

SHA512
d2eb2bb12b7484a10f9517c2bb1f1095e5d234aedfa7730b9196e95b004d3db0fb79095a97d1643ee13db04b66f1718f9ab1a479e6fa97f811a6fb503b91bbe9

Download Submit
memory/2492-18-0x0000000006FB0000-0x0000000007481000-memory.dmp

Filesize
4.8MB

Download
memory/2492-1-0x0000000077A00000-0x0000000077A02000-memory.dmp

Filesize
8KB

Download
memory/2492-2-0x0000000000B91000-0x0000000000BBF000-memory.dmp

Filesize
184KB

Download
memory/2492-3-0x0000000000B90000-0x0000000001061000-memory.dmp

Filesize
4.8MB

Download
memory/2492-4-0x0000000000B90000-0x0000000001061000-memory.dmp

Filesize
4.8MB

Download
memory/2492-17-0x0000000000B90000-0x0000000001061000-memory.dmp

Filesize
4.8MB

Download
memory/2492-20-0x0000000006FB0000-0x0000000007481000-memory.dmp

Filesize
4.8MB

Download
memory/2492-0-0x0000000000B90000-0x0000000001061000-memory.dmp

Filesize
4.8MB

Download
memory/2816-27-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-32-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-23-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-24-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-26-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-21-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-29-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-30-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-31-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-22-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-33-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-34-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-35-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-36-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-37-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-38-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-39-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-40-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-41-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download
memory/2816-42-0x0000000000B00000-0x0000000000FD1000-memory.dmp

Filesize
4.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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