amadey | 4579193e24a217bbc3895569bfacc39da3bdd8ba7e96c93cc82bc1d3de5f5209

General

Target

c5dfc37457dbc81c4c367efc3eb359c6.exe
Size

1.9MB
MD5

c5dfc37457dbc81c4c367efc3eb359c6
SHA1

b32c47f92a89af89fcd64b0a871582665352c9f4
SHA256

4579193e24a217bbc3895569bfacc39da3bdd8ba7e96c93cc82bc1d3de5f5209
SHA512

b75038d06bf3207f125869523a99d8c15f504f04689e5b3b6c3216e8214f375887e68e85cf16a590bfe7e7ac827e0cff2ff875531f34d43bbc378be9dfd0ef21
SSDEEP

49152:mV4rVi2Z1scf81sqJ1gzvk+fH/RYzpTxjwJD:m+rN1scfcs0aoCH/RYEJ

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__	c5dfc37457dbc81c4c367efc3eb359c6.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	c5dfc37457dbc81c4c367efc3eb359c6.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	c5dfc37457dbc81c4c367efc3eb359c6.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
2572	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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine	c5dfc37457dbc81c4c367efc3eb359c6.exe

Loads dropped DLL 2 IoCs

pid	Process
2716	c5dfc37457dbc81c4c367efc3eb359c6.exe
2716	c5dfc37457dbc81c4c367efc3eb359c6.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2716	c5dfc37457dbc81c4c367efc3eb359c6.exe
2572	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	c5dfc37457dbc81c4c367efc3eb359c6.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	c5dfc37457dbc81c4c367efc3eb359c6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2716	c5dfc37457dbc81c4c367efc3eb359c6.exe
2572	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2716	c5dfc37457dbc81c4c367efc3eb359c6.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 2572	2716	c5dfc37457dbc81c4c367efc3eb359c6.exe	30
PID 2716 wrote to memory of 2572	2716	c5dfc37457dbc81c4c367efc3eb359c6.exe	30
PID 2716 wrote to memory of 2572	2716	c5dfc37457dbc81c4c367efc3eb359c6.exe	30
PID 2716 wrote to memory of 2572	2716	c5dfc37457dbc81c4c367efc3eb359c6.exe	30

C:\Users\Admin\AppData\Local\Temp\c5dfc37457dbc81c4c367efc3eb359c6.exe
"C:\Users\Admin\AppData\Local\Temp\c5dfc37457dbc81c4c367efc3eb359c6.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:2716
- 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:2572

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
1.9MB

MD5
c5dfc37457dbc81c4c367efc3eb359c6

SHA1
b32c47f92a89af89fcd64b0a871582665352c9f4

SHA256
4579193e24a217bbc3895569bfacc39da3bdd8ba7e96c93cc82bc1d3de5f5209

SHA512
b75038d06bf3207f125869523a99d8c15f504f04689e5b3b6c3216e8214f375887e68e85cf16a590bfe7e7ac827e0cff2ff875531f34d43bbc378be9dfd0ef21

Download Submit
memory/2572-34-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-33-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-26-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-40-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-27-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-21-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-38-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-37-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-36-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-22-0x0000000000881000-0x00000000008AF000-memory.dmp

Filesize
184KB

Download
memory/2572-23-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-24-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-41-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-39-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-32-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-29-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-30-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-31-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-28-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2572-35-0x0000000000880000-0x0000000000D57000-memory.dmp

Filesize
4.8MB

Download
memory/2716-0-0x00000000002F0000-0x00000000007C7000-memory.dmp

Filesize
4.8MB

Download
memory/2716-2-0x00000000002F1000-0x000000000031F000-memory.dmp

Filesize
184KB

Download
memory/2716-16-0x0000000007070000-0x0000000007547000-memory.dmp

Filesize
4.8MB

Download
memory/2716-17-0x0000000007070000-0x0000000007547000-memory.dmp

Filesize
4.8MB

Download
memory/2716-20-0x00000000002F0000-0x00000000007C7000-memory.dmp

Filesize
4.8MB

Download
memory/2716-1-0x00000000779F0000-0x00000000779F2000-memory.dmp

Filesize
8KB

Download
memory/2716-5-0x00000000002F0000-0x00000000007C7000-memory.dmp

Filesize
4.8MB

Download
memory/2716-3-0x00000000002F0000-0x00000000007C7000-memory.dmp

Filesize
4.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads