amadey | 9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8

General

Target

9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.exe
Size

3.1MB
MD5

4ea54285c5ce7176b7257b8048977eee
SHA1

4816b918cbbfa193310f6311520af46fd453b1d2
SHA256

9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8
SHA512

c6d713f6e871f0de8632e64ae134266dde9b0be72cc119fab33677d889e164dad1e9fc019c3db7acb0b21ac8e791deeac81a1c1480732f41759dde50416ec93b
SSDEEP

49152:WgypKOxOSXr7z030aVguhr47IBprvBJDSPdqsIqYOOU:WgyHBfz0EaVgux47Cznbvt

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__	9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.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	9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.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
3052	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-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2300	9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2300	9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.exe
3052	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.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	9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2300	9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.exe
3052	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2300	9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2300 wrote to memory of 3052	2300	9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.exe	30
PID 2300 wrote to memory of 3052	2300	9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.exe	30
PID 2300 wrote to memory of 3052	2300	9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.exe	30
PID 2300 wrote to memory of 3052	2300	9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.exe	30

C:\Users\Admin\AppData\Local\Temp\9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.exe
"C:\Users\Admin\AppData\Local\Temp\9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8.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:2300
- 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:3052

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

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

Filesize
3.1MB

MD5
4ea54285c5ce7176b7257b8048977eee

SHA1
4816b918cbbfa193310f6311520af46fd453b1d2

SHA256
9c05e2a774c4c3dc2b75715a35eb72b2d4752b3f22085f2b65feea2484fba3e8

SHA512
c6d713f6e871f0de8632e64ae134266dde9b0be72cc119fab33677d889e164dad1e9fc019c3db7acb0b21ac8e791deeac81a1c1480732f41759dde50416ec93b

Download Submit
memory/2300-0-0x0000000000A50000-0x0000000000D6F000-memory.dmp

Filesize
3.1MB

Download
memory/2300-1-0x0000000077150000-0x0000000077152000-memory.dmp

Filesize
8KB

Download
memory/2300-2-0x0000000000A51000-0x0000000000AB9000-memory.dmp

Filesize
416KB

Download
memory/2300-3-0x0000000000A50000-0x0000000000D6F000-memory.dmp

Filesize
3.1MB

Download
memory/2300-5-0x0000000000A50000-0x0000000000D6F000-memory.dmp

Filesize
3.1MB

Download
memory/2300-14-0x0000000000A50000-0x0000000000D6F000-memory.dmp

Filesize
3.1MB

Download
memory/2300-16-0x0000000000A51000-0x0000000000AB9000-memory.dmp

Filesize
416KB

Download
memory/3052-25-0x00000000003E1000-0x0000000000449000-memory.dmp

Filesize
416KB

Download
memory/3052-29-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-19-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-21-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-22-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-23-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-17-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-24-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-26-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-27-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-28-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-18-0x00000000003E1000-0x0000000000449000-memory.dmp

Filesize
416KB

Download
memory/3052-30-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-31-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-32-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-33-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-34-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-35-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-36-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-37-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download
memory/3052-38-0x00000000003E0000-0x00000000006FF000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads