amadey | 5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59

General

Target

5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.exe
Size

2.9MB
MD5

7fe8450c80ea6ccb9826fc197e3a25af
SHA1

4d2d00b4ce7e3185f163879a2a36f25c91051dd6
SHA256

5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59
SHA512

4f53292d9a27bb6a3022845524e95366fff4c8434b0bdb8fcf8b19b44bd0097ab0fc84b9c93bc3c22dca49799b783c0553377f15d8568315cf2e744aec5b7c69
SSDEEP

49152:slbLimVPdXxd3UpKIh/t2qCrWBcjcw1X2ANzQ7cu5Ac/bpYEoRF:QRJxd3qKIh/toEcjcw1XPMfzc

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__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.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	5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.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
3056	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-1-5-21-1488793075-819845221-1497111674-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Wine	5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.exe

Loads dropped DLL 2 IoCs

pid	Process
1032	5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.exe
1032	5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1032	5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.exe
3056	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.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	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1032	5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.exe
3056	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1032	5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1032 wrote to memory of 3056	1032	5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.exe	28
PID 1032 wrote to memory of 3056	1032	5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.exe	28
PID 1032 wrote to memory of 3056	1032	5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.exe	28
PID 1032 wrote to memory of 3056	1032	5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.exe	28

C:\Users\Admin\AppData\Local\Temp\5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.exe
"C:\Users\Admin\AppData\Local\Temp\5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59.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:1032
- 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:3056

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
2.9MB

MD5
7fe8450c80ea6ccb9826fc197e3a25af

SHA1
4d2d00b4ce7e3185f163879a2a36f25c91051dd6

SHA256
5533638f839c2e33d196bb17f9af3306b71c41bc6947ed1941b5a616c1b4cc59

SHA512
4f53292d9a27bb6a3022845524e95366fff4c8434b0bdb8fcf8b19b44bd0097ab0fc84b9c93bc3c22dca49799b783c0553377f15d8568315cf2e744aec5b7c69

Download Submit
memory/1032-0-0x0000000000980000-0x0000000000C9B000-memory.dmp

Filesize
3.1MB

Download
memory/1032-1-0x0000000077AC0000-0x0000000077AC2000-memory.dmp

Filesize
8KB

Download
memory/1032-2-0x0000000000981000-0x00000000009AF000-memory.dmp

Filesize
184KB

Download
memory/1032-3-0x0000000000980000-0x0000000000C9B000-memory.dmp

Filesize
3.1MB

Download
memory/1032-5-0x0000000000980000-0x0000000000C9B000-memory.dmp

Filesize
3.1MB

Download
memory/1032-18-0x0000000000980000-0x0000000000C9B000-memory.dmp

Filesize
3.1MB

Download
memory/3056-28-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-32-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-20-0x00000000000A1000-0x00000000000CF000-memory.dmp

Filesize
184KB

Download
memory/3056-23-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-24-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-25-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-26-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-19-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-29-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-30-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-31-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-21-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-33-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-34-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-35-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-36-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-37-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-38-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-39-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-40-0x00000000000A0000-0x00000000003BB000-memory.dmp

Filesize
3.1MB

Download
memory/3056-41-0x00000000000A0000-0x00000000003BB000-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