amadey | fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3

General

Target

fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe
Size

3.1MB
MD5

9bf86da11eb43c6a3929aca3954c8b9a
SHA1

b92b7b9ea66d6b37efad4ea4ef57a9b91af8db7c
SHA256

fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3
SHA512

7619a126cfa132f6dfb9daa8351488b0ff0d2a4cf2a46b1c16288c54d556c0b527afa40c800f6d0bcda64a6976ae66f1a96d8873f44af29b6c550b0f597a30cf
SSDEEP

49152:84bOr2ePkZPi6+7+dKHn/Frx0kLX5nqsz0CeCcFgdXkGzStC:FbOiePkZPz4+0Hn/Frx047QCfcFGJzS

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__	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.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	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.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	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.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	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe

Executes dropped EXE 3 IoCs

pid	Process
4544	skotes.exe
3668	skotes.exe
2100	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	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.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
5076	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe
4544	skotes.exe
3668	skotes.exe
2100	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.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	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
5076	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe
5076	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe
4544	skotes.exe
4544	skotes.exe
3668	skotes.exe
3668	skotes.exe
2100	skotes.exe
2100	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5076	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5076 wrote to memory of 4544	5076	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe	82
PID 5076 wrote to memory of 4544	5076	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe	82
PID 5076 wrote to memory of 4544	5076	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe	82

C:\Users\Admin\AppData\Local\Temp\fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe
"C:\Users\Admin\AppData\Local\Temp\fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.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:5076
- 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:4544

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:3668

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:2100

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
9bf86da11eb43c6a3929aca3954c8b9a

SHA1
b92b7b9ea66d6b37efad4ea4ef57a9b91af8db7c

SHA256
fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3

SHA512
7619a126cfa132f6dfb9daa8351488b0ff0d2a4cf2a46b1c16288c54d556c0b527afa40c800f6d0bcda64a6976ae66f1a96d8873f44af29b6c550b0f597a30cf

Download Submit
memory/2100-44-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/2100-42-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/3668-31-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/3668-34-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/3668-33-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/3668-32-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-29-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-49-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-20-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-21-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-23-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-22-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-24-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-25-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-26-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-27-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-28-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-45-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-48-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-16-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-47-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-46-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-35-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-36-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-37-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-38-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-39-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/4544-40-0x0000000000A80000-0x0000000000DA1000-memory.dmp

Filesize
3.1MB

Download
memory/5076-3-0x0000000000CC0000-0x0000000000FE1000-memory.dmp

Filesize
3.1MB

Download
memory/5076-1-0x00000000777E4000-0x00000000777E6000-memory.dmp

Filesize
8KB

Download
memory/5076-2-0x0000000000CC1000-0x0000000000D29000-memory.dmp

Filesize
416KB

Download
memory/5076-18-0x0000000000CC0000-0x0000000000FE1000-memory.dmp

Filesize
3.1MB

Download
memory/5076-4-0x0000000000CC0000-0x0000000000FE1000-memory.dmp

Filesize
3.1MB

Download
memory/5076-19-0x0000000000CC1000-0x0000000000D29000-memory.dmp

Filesize
416KB

Download
memory/5076-0-0x0000000000CC0000-0x0000000000FE1000-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