amadey | 4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e

General

Target

03fb2ac03f145a4411d1db59685c829e.exe
Size

1.8MB
MD5

03fb2ac03f145a4411d1db59685c829e
SHA1

41149472c0f571264c7d7e4023d23ec72bd55048
SHA256

4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e
SHA512

71c040d22505bf1b4a6c8650de610cea28d43fa5164d6747c859b17f1b46f0057c3884cca818c105311bb18889964fdbcc03e2fd04f41d9db373777e1797ac8a
SSDEEP

49152:mWMSFWJctAkD/BU1nvyQLRArw3f3MvkFxHMSiXt8XGlIfrnVm:4vQgnvkrCWkzHg9vlIf

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

1
006700e5a2ab05704bbb0c589b88924d

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__	03fb2ac03f145a4411d1db59685c829e.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	03fb2ac03f145a4411d1db59685c829e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	03fb2ac03f145a4411d1db59685c829e.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
2560	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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Wine	03fb2ac03f145a4411d1db59685c829e.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

pid	Process
2800	03fb2ac03f145a4411d1db59685c829e.exe
2800	03fb2ac03f145a4411d1db59685c829e.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2800	03fb2ac03f145a4411d1db59685c829e.exe
2560	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	03fb2ac03f145a4411d1db59685c829e.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	03fb2ac03f145a4411d1db59685c829e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2800	03fb2ac03f145a4411d1db59685c829e.exe
2560	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2800	03fb2ac03f145a4411d1db59685c829e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2800 wrote to memory of 2560	2800	03fb2ac03f145a4411d1db59685c829e.exe	31
PID 2800 wrote to memory of 2560	2800	03fb2ac03f145a4411d1db59685c829e.exe	31
PID 2800 wrote to memory of 2560	2800	03fb2ac03f145a4411d1db59685c829e.exe	31
PID 2800 wrote to memory of 2560	2800	03fb2ac03f145a4411d1db59685c829e.exe	31

C:\Users\Admin\AppData\Local\Temp\03fb2ac03f145a4411d1db59685c829e.exe
"C:\Users\Admin\AppData\Local\Temp\03fb2ac03f145a4411d1db59685c829e.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:2800
- 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:2560

Network

No results found

185.215.113.43:80

skotes.exe

152 B
3
185.215.113.43:80

skotes.exe

152 B
3
185.215.113.43:80

skotes.exe

152 B
3
185.215.113.43:80

skotes.exe

152 B
3

No results found

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
1.8MB

MD5
03fb2ac03f145a4411d1db59685c829e

SHA1
41149472c0f571264c7d7e4023d23ec72bd55048

SHA256
4caeb908f24f021a04e69d0affb42cfd7730be17215e2b9c0a0ebbce6749e91e

SHA512
71c040d22505bf1b4a6c8650de610cea28d43fa5164d6747c859b17f1b46f0057c3884cca818c105311bb18889964fdbcc03e2fd04f41d9db373777e1797ac8a

Download Submit
memory/2560-27-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-37-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-41-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-40-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-28-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-39-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-19-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-20-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-21-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-23-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-24-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-25-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-38-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-26-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-36-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-29-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-30-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-31-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-32-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-33-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-34-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2560-35-0x0000000000A10000-0x0000000000ED3000-memory.dmp

Filesize
4.8MB

Download
memory/2800-18-0x0000000000C70000-0x0000000001133000-memory.dmp

Filesize
4.8MB

Download
memory/2800-0-0x0000000000C70000-0x0000000001133000-memory.dmp

Filesize
4.8MB

Download
memory/2800-2-0x0000000000C71000-0x0000000000C9F000-memory.dmp

Filesize
184KB

Download
memory/2800-1-0x0000000077470000-0x0000000077472000-memory.dmp

Filesize
8KB

Download
memory/2800-5-0x0000000000C70000-0x0000000001133000-memory.dmp

Filesize
4.8MB

Download
memory/2800-3-0x0000000000C70000-0x0000000001133000-memory.dmp

Filesize
4.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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