amadey | 421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07

General

Target

421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.exe
Size

3.1MB
MD5

1c62672c5209a4053ba6f8ab89024d50
SHA1

15f35f53b47ccc77950b4435edeb4ef83ddd2a6c
SHA256

421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07
SHA512

1e7d513d703121c4c48ccd6a2bfa664f1824432384b0d0f8a53a70b60e58c50f9e621afc2d89f1390f79bd26f85a15e8ab4ec5bac876ee690a31440fd499686b
SSDEEP

49152:5nIbQUGcL9rhRv3EpjFw1lsZkthw4b1HH45batHS:5n/cL9rhh3Eppasqthw4bNty

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__	421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe

Executes dropped EXE 1 IoCs

pid	Process
1996	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-1-5-21-2039016743-699959520-214465309-1000\Software\Wine	421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2324	421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2324	421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.exe
1996	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.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	421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2324	421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.exe
1996	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2324	421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 1996	2324	421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.exe	28
PID 2324 wrote to memory of 1996	2324	421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.exe	28
PID 2324 wrote to memory of 1996	2324	421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.exe	28
PID 2324 wrote to memory of 1996	2324	421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.exe	28

C:\Users\Admin\AppData\Local\Temp\421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.exe
"C:\Users\Admin\AppData\Local\Temp\421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07N.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:2324
- 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:1996

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

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

Filesize
3.1MB

MD5
1c62672c5209a4053ba6f8ab89024d50

SHA1
15f35f53b47ccc77950b4435edeb4ef83ddd2a6c

SHA256
421d517434410dae2f314b59dd4fc3cd474f927ac1aec8251e0cf7443b0cec07

SHA512
1e7d513d703121c4c48ccd6a2bfa664f1824432384b0d0f8a53a70b60e58c50f9e621afc2d89f1390f79bd26f85a15e8ab4ec5bac876ee690a31440fd499686b

Download Submit
memory/1996-31-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-35-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-37-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-36-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-24-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-34-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-33-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-18-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-32-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-19-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-20-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-25-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-30-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-23-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-21-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-26-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-27-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-28-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/1996-29-0x0000000000DA0000-0x00000000010BE000-memory.dmp

Filesize
3.1MB

Download
memory/2324-2-0x0000000000F51000-0x0000000000FB9000-memory.dmp

Filesize
416KB

Download
memory/2324-0-0x0000000000F50000-0x000000000126E000-memory.dmp

Filesize
3.1MB

Download
memory/2324-16-0x0000000000F51000-0x0000000000FB9000-memory.dmp

Filesize
416KB

Download
memory/2324-14-0x0000000000F50000-0x000000000126E000-memory.dmp

Filesize
3.1MB

Download
memory/2324-15-0x0000000006D30000-0x000000000704E000-memory.dmp

Filesize
3.1MB

Download
memory/2324-1-0x0000000077910000-0x0000000077912000-memory.dmp

Filesize
8KB

Download
memory/2324-4-0x0000000000F50000-0x000000000126E000-memory.dmp

Filesize
3.1MB

Download
memory/2324-3-0x0000000000F50000-0x000000000126E000-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