amadey | cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108

General

Target

cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.exe
Size

1.8MB
MD5

a3907087147ec50631d8e9832162a144
SHA1

651dc5bc10898dfd9fbf6ac3acb7cbc90d241160
SHA256

cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108
SHA512

b630668ad4cf25968a02891fb6431c47329323ab3d69426354a85cc7c06e92d22dfc207d782f35babbf7fb75d603d9cd506a04621cf17519f47060b6cca1acb3
SSDEEP

49152:qPmPCwc2aT5RcD2YkCYw7D+nrW09IvT2cyp0UB:CQRL7D+rW0+v+JB

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__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.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	cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.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
2824	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-1-5-21-1163522206-1469769407-485553996-1000\Software\Wine	cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

pid	Process
1268	cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.exe
1268	cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1268	cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.exe
2824	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.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	cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1268	cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.exe
2824	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1268	cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1268 wrote to memory of 2824	1268	cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.exe	31
PID 1268 wrote to memory of 2824	1268	cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.exe	31
PID 1268 wrote to memory of 2824	1268	cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.exe	31
PID 1268 wrote to memory of 2824	1268	cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.exe	31

C:\Users\Admin\AppData\Local\Temp\cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.exe
"C:\Users\Admin\AppData\Local\Temp\cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108.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:1268
- 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:2824

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
a3907087147ec50631d8e9832162a144

SHA1
651dc5bc10898dfd9fbf6ac3acb7cbc90d241160

SHA256
cb7b96947bea3a57e3a7ec70c71729b1ca601425746cad1813a80aab31121108

SHA512
b630668ad4cf25968a02891fb6431c47329323ab3d69426354a85cc7c06e92d22dfc207d782f35babbf7fb75d603d9cd506a04621cf17519f47060b6cca1acb3

Download Submit
memory/1268-18-0x0000000006EE0000-0x0000000007381000-memory.dmp

Filesize
4.6MB

Download
memory/1268-1-0x0000000077AF0000-0x0000000077AF2000-memory.dmp

Filesize
8KB

Download
memory/1268-2-0x0000000000081000-0x00000000000AF000-memory.dmp

Filesize
184KB

Download
memory/1268-3-0x0000000000080000-0x0000000000521000-memory.dmp

Filesize
4.6MB

Download
memory/1268-4-0x0000000000080000-0x0000000000521000-memory.dmp

Filesize
4.6MB

Download
memory/1268-5-0x0000000000080000-0x0000000000521000-memory.dmp

Filesize
4.6MB

Download
memory/1268-17-0x0000000006EE0000-0x0000000007381000-memory.dmp

Filesize
4.6MB

Download
memory/1268-0-0x0000000000080000-0x0000000000521000-memory.dmp

Filesize
4.6MB

Download
memory/1268-21-0x0000000000080000-0x0000000000521000-memory.dmp

Filesize
4.6MB

Download
memory/2824-27-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-32-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-24-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-26-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-22-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-28-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-29-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-30-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-31-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-23-0x0000000000BC1000-0x0000000000BEF000-memory.dmp

Filesize
184KB

Download
memory/2824-33-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-34-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-35-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-36-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-37-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-38-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-39-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-40-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-41-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download
memory/2824-42-0x0000000000BC0000-0x0000000001061000-memory.dmp

Filesize
4.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads