amadey | 2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5

General

Target

2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.exe
Size

3.2MB
MD5

d40bdd850dfa25108f5bfa3ed247b68b
SHA1

2c304d0fff00ba515e7d50639433f43c6fb6fa97
SHA256

2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5
SHA512

356ff391e69b4f7e5896502eddf1f50ab352a1e30324e95261f58dd1e65a58d9e8803909592c88040afb092fd7d45ad459400db6309c4e14329c5bbdee8d626d
SSDEEP

49152:Fbf0NvK9RWy43W/RtS6WxJoD/wTz6CxPgUtc0r7JxFn:Fbf05K9oJ3WZrWfoD/r8Yac0r7JxF

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 4 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe

Checks BIOS information in registry 2 TTPs 8 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	2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.exe

Executes dropped EXE 3 IoCs

pid	Process
4296	skotes.exe
3160	skotes.exe
4176	skotes.exe

Identifies Wine through registry keys 2 TTPs 4 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-1-5-21-1045960512-3948844814-3059691613-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Wine	2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
5016	2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.exe
4296	skotes.exe
3160	skotes.exe
4176	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.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	2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
5016	2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.exe
5016	2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.exe
4296	skotes.exe
4296	skotes.exe
3160	skotes.exe
3160	skotes.exe
4176	skotes.exe
4176	skotes.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5016 wrote to memory of 4296	5016	2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.exe	83
PID 5016 wrote to memory of 4296	5016	2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.exe	83
PID 5016 wrote to memory of 4296	5016	2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.exe	83

C:\Users\Admin\AppData\Local\Temp\2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.exe
"C:\Users\Admin\AppData\Local\Temp\2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5016
- 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:4296

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- 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
- Suspicious behavior: EnumeratesProcesses
PID:3160

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- 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
- Suspicious behavior: EnumeratesProcesses
PID:4176

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

4

T1012

System Information Discovery

3

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
3.2MB

MD5
d40bdd850dfa25108f5bfa3ed247b68b

SHA1
2c304d0fff00ba515e7d50639433f43c6fb6fa97

SHA256
2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5

SHA512
356ff391e69b4f7e5896502eddf1f50ab352a1e30324e95261f58dd1e65a58d9e8803909592c88040afb092fd7d45ad459400db6309c4e14329c5bbdee8d626d

Download Submit
memory/3160-33-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/3160-36-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/3160-35-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/3160-34-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4176-45-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-27-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-19-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-48-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-21-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-20-0x0000000000E01000-0x0000000000E69000-memory.dmp

Filesize
416KB

Download
memory/4296-23-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-22-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-24-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-25-0x0000000000E01000-0x0000000000E69000-memory.dmp

Filesize
416KB

Download
memory/4296-26-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-47-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-28-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-29-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-30-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-31-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-46-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-42-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-41-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-40-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-37-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-38-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/4296-39-0x0000000000E00000-0x000000000112F000-memory.dmp

Filesize
3.2MB

Download
memory/5016-2-0x0000000000211000-0x0000000000279000-memory.dmp

Filesize
416KB

Download
memory/5016-3-0x0000000000210000-0x000000000053F000-memory.dmp

Filesize
3.2MB

Download
memory/5016-4-0x0000000000210000-0x000000000053F000-memory.dmp

Filesize
3.2MB

Download
memory/5016-1-0x0000000077CA4000-0x0000000077CA6000-memory.dmp

Filesize
8KB

Download
memory/5016-18-0x0000000000211000-0x0000000000279000-memory.dmp

Filesize
416KB

Download
memory/5016-0-0x0000000000210000-0x000000000053F000-memory.dmp

Filesize
3.2MB

Download
memory/5016-17-0x0000000000210000-0x000000000053F000-memory.dmp

Filesize
3.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads