amadey | 4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1

General

Target

4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.exe
Size

3.1MB
MD5

5ec37d07808e83c6f8ec5fb36fef7070
SHA1

4d114845fd8776950a2b865164ad4feedcae93b2
SHA256

4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1
SHA512

8ee3ae7f58978967cde8254526803f907c868a55b210a69616e7a72afff7973d8e10eab53ce78ef435b715e0cf2aab3a9215a378a06cbdb8cf095a79cb5b905d
SSDEEP

49152:PsF2+VKLxzRjAcaD/nBkUcMEu0gt34au3JwkcW7AoZsZmDW:iB8wBRcMEuvt34bcW7Ad

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 4 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.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\VideoBiosVersion	4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.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	4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.exe

Executes dropped EXE 3 IoCs

pid	Process
1656	skotes.exe
3288	skotes.exe
216	skotes.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-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	skotes.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
4880	4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.exe
1656	skotes.exe
3288	skotes.exe
216	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.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	4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4880	4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.exe
4880	4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.exe
1656	skotes.exe
1656	skotes.exe
3288	skotes.exe
3288	skotes.exe
216	skotes.exe
216	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4880	4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4880 wrote to memory of 1656	4880	4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.exe	82
PID 4880 wrote to memory of 1656	4880	4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.exe	82
PID 4880 wrote to memory of 1656	4880	4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.exe	82

C:\Users\Admin\AppData\Local\Temp\4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.exe
"C:\Users\Admin\AppData\Local\Temp\4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1N.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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4880
- 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:1656

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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:3288

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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:216

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

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

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

Filesize
3.1MB

MD5
5ec37d07808e83c6f8ec5fb36fef7070

SHA1
4d114845fd8776950a2b865164ad4feedcae93b2

SHA256
4a73027afdc3474bd5b52c38027fc066cb651af15ad789388e4ad768e738ece1

SHA512
8ee3ae7f58978967cde8254526803f907c868a55b210a69616e7a72afff7973d8e10eab53ce78ef435b715e0cf2aab3a9215a378a06cbdb8cf095a79cb5b905d

Download Submit
memory/216-43-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-37-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-24-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-28-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-27-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-45-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-19-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-44-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-20-0x0000000000161000-0x00000000001C9000-memory.dmp

Filesize
416KB

Download
memory/1656-21-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-22-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-23-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-38-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-25-0x0000000000161000-0x00000000001C9000-memory.dmp

Filesize
416KB

Download
memory/1656-26-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-46-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-40-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-39-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-36-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/1656-35-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/3288-34-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/3288-32-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/3288-31-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/3288-30-0x0000000000160000-0x0000000000480000-memory.dmp

Filesize
3.1MB

Download
memory/4880-4-0x0000000000D50000-0x0000000001070000-memory.dmp

Filesize
3.1MB

Download
memory/4880-0-0x0000000000D50000-0x0000000001070000-memory.dmp

Filesize
3.1MB

Download
memory/4880-3-0x0000000000D50000-0x0000000001070000-memory.dmp

Filesize
3.1MB

Download
memory/4880-1-0x0000000077584000-0x0000000077586000-memory.dmp

Filesize
8KB

Download
memory/4880-17-0x0000000000D50000-0x0000000001070000-memory.dmp

Filesize
3.1MB

Download
memory/4880-18-0x0000000000D51000-0x0000000000DB9000-memory.dmp

Filesize
416KB

Download
memory/4880-2-0x0000000000D51000-0x0000000000DB9000-memory.dmp

Filesize
416KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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