amadey | cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8

General

Target

cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe
Size

1.8MB
MD5

dd5768f3daef5ccf31d4461161134820
SHA1

c285bf4807eec07ff0f425d876cdf22e49585f2e
SHA256

cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8
SHA512

8ef2a0d473272850d3221a04a4d475afde0c29b66244e23bdab171b85c347fadcd6737b6ead8448271b8898d0f7945ec45cc15b026549e3ec9121b9d5465eb33
SSDEEP

49152:Qe3qR4a2sBrvzd17bE4MeDNMg3i7VISXRIB1R+t:QeMpT7lN0NyR+

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__	cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.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	cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe

Executes dropped EXE 1 IoCs

pid	Process
2984	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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine	cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe

Loads dropped DLL 2 IoCs

pid	Process
2276	cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe
2276	cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2276	cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe
2984	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe

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	cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2276	cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe
2984	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2276	cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 2984	2276	cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe	28
PID 2276 wrote to memory of 2984	2276	cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe	28
PID 2276 wrote to memory of 2984	2276	cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe	28
PID 2276 wrote to memory of 2984	2276	cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe	28

C:\Users\Admin\AppData\Local\Temp\cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.exe
"C:\Users\Admin\AppData\Local\Temp\cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8N.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:2276
- 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:2984

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

1

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
dd5768f3daef5ccf31d4461161134820

SHA1
c285bf4807eec07ff0f425d876cdf22e49585f2e

SHA256
cb7977ef062275dbb405450080fb7aa7ddb1c03e07c0747fe8d3fe3249453ec8

SHA512
8ef2a0d473272850d3221a04a4d475afde0c29b66244e23bdab171b85c347fadcd6737b6ead8448271b8898d0f7945ec45cc15b026549e3ec9121b9d5465eb33

Download Submit
memory/2276-19-0x0000000001030000-0x00000000014E4000-memory.dmp

Filesize
4.7MB

Download
memory/2276-1-0x00000000777F0000-0x00000000777F2000-memory.dmp

Filesize
8KB

Download
memory/2276-2-0x0000000001031000-0x000000000105F000-memory.dmp

Filesize
184KB

Download
memory/2276-3-0x0000000001030000-0x00000000014E4000-memory.dmp

Filesize
4.7MB

Download
memory/2276-4-0x0000000001030000-0x00000000014E4000-memory.dmp

Filesize
4.7MB

Download
memory/2276-6-0x0000000001030000-0x00000000014E4000-memory.dmp

Filesize
4.7MB

Download
memory/2276-20-0x0000000006B90000-0x0000000007044000-memory.dmp

Filesize
4.7MB

Download
memory/2276-0-0x0000000001030000-0x00000000014E4000-memory.dmp

Filesize
4.7MB

Download
memory/2276-21-0x0000000006B90000-0x0000000007044000-memory.dmp

Filesize
4.7MB

Download
memory/2984-24-0x00000000009C0000-0x0000000000E74000-memory.dmp

Filesize
4.7MB

Download
memory/2984-33-0x00000000009C0000-0x0000000000E74000-memory.dmp

Filesize
4.7MB

Download
memory/2984-22-0x00000000009C0000-0x0000000000E74000-memory.dmp

Filesize
4.7MB

Download
memory/2984-25-0x00000000009C0000-0x0000000000E74000-memory.dmp

Filesize
4.7MB

Download
memory/2984-27-0x00000000009C0000-0x0000000000E74000-memory.dmp

Filesize
4.7MB

Download
memory/2984-28-0x00000000009C0000-0x0000000000E74000-memory.dmp

Filesize
4.7MB

Download
memory/2984-30-0x00000000009C0000-0x0000000000E74000-memory.dmp

Filesize
4.7MB

Download
memory/2984-31-0x00000000009C0000-0x0000000000E74000-memory.dmp

Filesize
4.7MB

Download
memory/2984-32-0x00000000009C0000-0x0000000000E74000-memory.dmp

Filesize
4.7MB

Download
memory/2984-23-0x00000000009C1000-0x00000000009EF000-memory.dmp

Filesize
184KB

Download
memory/2984-34-0x00000000009C0000-0x0000000000E74000-memory.dmp

Filesize
4.7MB

Download
memory/2984-35-0x00000000009C0000-0x0000000000E74000-memory.dmp

Filesize
4.7MB

Download
memory/2984-36-0x00000000009C0000-0x0000000000E74000-memory.dmp

Filesize
4.7MB

Download
memory/2984-37-0x00000000009C0000-0x0000000000E74000-memory.dmp

Filesize
4.7MB

Download
memory/2984-38-0x00000000009C0000-0x0000000000E74000-memory.dmp

Filesize
4.7MB

Download
memory/2984-39-0x00000000009C0000-0x0000000000E74000-memory.dmp

Filesize
4.7MB

Download
memory/2984-40-0x00000000009C0000-0x0000000000E74000-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