amadey | e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c

General

Target

e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.exe
Size

3.1MB
MD5

0a8673bbea31ae21e9e87be408752436
SHA1

a8c29df353c7af7928ce3e24a9f606f0787109ac
SHA256

e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c
SHA512

31d1336cf35adecbed5d42e6910b24fbe01e4671aa12815c5d1d00b27f93228f35f290f570c4142622d53f8b91b4adc764020ec2d52a5ed18794308ebc64aad3
SSDEEP

49152:aUnOVfsVG4mPq3wMSk7+7NNnAXbfHQfiXCbSByOPssk:vnafcXmPUwMSk7+TnuLyTO0

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 5 IoCs

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__	e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.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 10 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	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	e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	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\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.exe

Executes dropped EXE 4 IoCs

pid	Process
2852	skotes.exe
1536	skotes.exe
3032	skotes.exe
2076	skotes.exe

Identifies Wine through registry keys 2 TTPs 5 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-1-5-21-3756129449-3121373848-4276368241-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Wine	e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

pid	Process
3644	e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.exe
2852	skotes.exe
1536	skotes.exe
3032	skotes.exe
2076	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.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	e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3644	e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.exe
3644	e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.exe
2852	skotes.exe
2852	skotes.exe
1536	skotes.exe
1536	skotes.exe
3032	skotes.exe
3032	skotes.exe
2076	skotes.exe
2076	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3644	e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3644 wrote to memory of 2852	3644	e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.exe	82
PID 3644 wrote to memory of 2852	3644	e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.exe	82
PID 3644 wrote to memory of 2852	3644	e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.exe	82

C:\Users\Admin\AppData\Local\Temp\e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.exe
"C:\Users\Admin\AppData\Local\Temp\e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c_Sigmanly.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 FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3644
- 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:2852

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:1536

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:3032

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:2076

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
3.1MB

MD5
0a8673bbea31ae21e9e87be408752436

SHA1
a8c29df353c7af7928ce3e24a9f606f0787109ac

SHA256
e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c

SHA512
31d1336cf35adecbed5d42e6910b24fbe01e4671aa12815c5d1d00b27f93228f35f290f570c4142622d53f8b91b4adc764020ec2d52a5ed18794308ebc64aad3

Download Submit
memory/1536-29-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/1536-32-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/1536-31-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/1536-30-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2076-50-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-36-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-33-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-47-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-20-0x00000000005F1000-0x0000000000659000-memory.dmp

Filesize
416KB

Download
memory/2852-21-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-22-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-23-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-24-0x00000000005F1000-0x0000000000659000-memory.dmp

Filesize
416KB

Download
memory/2852-25-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-26-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-27-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-16-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-46-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-45-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-44-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-43-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-34-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-35-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-42-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-37-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/2852-38-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/3032-41-0x00000000005F0000-0x000000000090A000-memory.dmp

Filesize
3.1MB

Download
memory/3644-0-0x0000000000C10000-0x0000000000F2A000-memory.dmp

Filesize
3.1MB

Download
memory/3644-19-0x0000000000C11000-0x0000000000C79000-memory.dmp

Filesize
416KB

Download
memory/3644-2-0x0000000000C11000-0x0000000000C79000-memory.dmp

Filesize
416KB

Download
memory/3644-3-0x0000000000C10000-0x0000000000F2A000-memory.dmp

Filesize
3.1MB

Download
memory/3644-4-0x0000000000C10000-0x0000000000F2A000-memory.dmp

Filesize
3.1MB

Download
memory/3644-18-0x0000000000C10000-0x0000000000F2A000-memory.dmp

Filesize
3.1MB

Download
memory/3644-1-0x0000000077524000-0x0000000077526000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads