amadey | 51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74

General

Target

51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.exe
Size

1.8MB
MD5

0a6fe45280d6f07725ed1d7644fd4d2b
SHA1

4b5d2751cedbae634c13d226666e32647b30a84d
SHA256

51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74
SHA512

b70caf2fa72fdf6d12e3905134f6f9a711dc62ddad194fad9b8818b7a81074f06a4f65c6eb744e9b9b6cc8e5d262d98e1b66a0dfee539543dba6a5b0d83f3d75
SSDEEP

49152:0xALj+rrYqwTPP5eY43RGqJG4DhHKgh+U:/j+rrYhPsHRGmG4dq

Score

10^/10

amadey 9c9aa5 defense_evasion discovery 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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe

Executes dropped EXE 1 IoCs

pid	Process
2768	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.

defense_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	51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

pid	Process
2216	51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.exe
2216	51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2216	51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.exe
2768	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.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	51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2216	51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.exe
2768	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2216	51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 2768	2216	51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.exe	30
PID 2216 wrote to memory of 2768	2216	51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.exe	30
PID 2216 wrote to memory of 2768	2216	51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.exe	30
PID 2216 wrote to memory of 2768	2216	51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.exe	30

C:\Users\Admin\AppData\Local\Temp\51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.exe
"C:\Users\Admin\AppData\Local\Temp\51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74.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:2216
- 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:2768

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
0a6fe45280d6f07725ed1d7644fd4d2b

SHA1
4b5d2751cedbae634c13d226666e32647b30a84d

SHA256
51751cfe3502e3b68270e1854997d850ba56001215ac9d3f62c9a23ea2b12f74

SHA512
b70caf2fa72fdf6d12e3905134f6f9a711dc62ddad194fad9b8818b7a81074f06a4f65c6eb744e9b9b6cc8e5d262d98e1b66a0dfee539543dba6a5b0d83f3d75

Download Submit
memory/2216-0-0x0000000000CA0000-0x0000000001158000-memory.dmp

Filesize
4.7MB

Download
memory/2216-1-0x0000000077D20000-0x0000000077D22000-memory.dmp

Filesize
8KB

Download
memory/2216-2-0x0000000000CA1000-0x0000000000CCF000-memory.dmp

Filesize
184KB

Download
memory/2216-3-0x0000000000CA0000-0x0000000001158000-memory.dmp

Filesize
4.7MB

Download
memory/2216-5-0x0000000000CA0000-0x0000000001158000-memory.dmp

Filesize
4.7MB

Download
memory/2216-10-0x0000000000CA0000-0x0000000001158000-memory.dmp

Filesize
4.7MB

Download
memory/2216-19-0x0000000007000000-0x00000000074B8000-memory.dmp

Filesize
4.7MB

Download
memory/2216-18-0x0000000007000000-0x00000000074B8000-memory.dmp

Filesize
4.7MB

Download
memory/2216-21-0x0000000000CA0000-0x0000000001158000-memory.dmp

Filesize
4.7MB

Download
memory/2768-27-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-34-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-24-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-25-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-22-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-28-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-29-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-30-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-31-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-32-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-33-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-23-0x0000000001391000-0x00000000013BF000-memory.dmp

Filesize
184KB

Download
memory/2768-35-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-36-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-37-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-38-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-39-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-40-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-41-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-42-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download
memory/2768-43-0x0000000001390000-0x0000000001848000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads