amadey | 831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768

General

Target

831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.exe
Size

1.8MB
MD5

2d989ea0c4a9ef5f2ad924ca1efbf7c9
SHA1

b4a63260e02507c6981c363621ac0bf3066a8111
SHA256

831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768
SHA512

4d79fca42ebff800f853cb64a59c38c68d92893e7efd6e47a9b22f5f2b58dae10cd02951aab983093c476ef7107f3b6ba69dd5f7bd0cf5291426e949e82fd10a
SSDEEP

49152:2AaxBiG2O4j0Swxecw7Cl0LNAs4G+WYQF0DfQH+R:obYO4AHxecwOlTf5g0

Score

10^/10

amadey 0657d1 discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

0657d1

C2

http://185.215.113.19

Attributes

install_dir
0d8f5eb8a7
install_file
explorti.exe
strings_key
6c55a5f34bb433fbd933a168577b1838
url_paths
/Vi9leo/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan 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__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.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	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe

Executes dropped EXE 4 IoCs

pid	Process
4368	explorti.exe
1612	explorti.exe
4396	explorti.exe
5048	explorti.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-1-5-21-970747758-134341002-3585657277-1000\Software\Wine	831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.exe
Key opened	\REGISTRY\USER\S-1-5-21-970747758-134341002-3585657277-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-970747758-134341002-3585657277-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-970747758-134341002-3585657277-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-970747758-134341002-3585657277-1000\Software\Wine	explorti.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

pid	Process
4844	831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.exe
4368	explorti.exe
1612	explorti.exe
4396	explorti.exe
5048	explorti.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explorti.job	831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.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	831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorti.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4844	831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.exe
4844	831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.exe
4368	explorti.exe
4368	explorti.exe
1612	explorti.exe
1612	explorti.exe
4396	explorti.exe
4396	explorti.exe
5048	explorti.exe
5048	explorti.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4844	831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4844 wrote to memory of 4368	4844	831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.exe	80
PID 4844 wrote to memory of 4368	4844	831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.exe	80
PID 4844 wrote to memory of 4368	4844	831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.exe	80

C:\Users\Admin\AppData\Local\Temp\831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.exe
"C:\Users\Admin\AppData\Local\Temp\831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- 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:4844
- C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\explorti.exe
  "C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\explorti.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:4368

C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\explorti.exe
C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\explorti.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:1612

C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\explorti.exe
C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\explorti.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:4396

C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\explorti.exe
C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\explorti.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:5048

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\0d8f5eb8a7\explorti.exe

Filesize
1.8MB

MD5
2d989ea0c4a9ef5f2ad924ca1efbf7c9

SHA1
b4a63260e02507c6981c363621ac0bf3066a8111

SHA256
831251b3304d97da7dbf79174d1128d796f8cea1efe8ce3a3970a399a09ae768

SHA512
4d79fca42ebff800f853cb64a59c38c68d92893e7efd6e47a9b22f5f2b58dae10cd02951aab983093c476ef7107f3b6ba69dd5f7bd0cf5291426e949e82fd10a

Download Submit
memory/1612-32-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/1612-30-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/1612-29-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/1612-28-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-19-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-33-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-46-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-45-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-20-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-21-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-22-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-23-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-24-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-25-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-26-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-44-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-43-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-42-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-41-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-17-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-34-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-35-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-36-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-37-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4368-38-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4396-40-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/4844-1-0x0000000077E06000-0x0000000077E08000-memory.dmp

Filesize
8KB

Download
memory/4844-2-0x0000000000D81000-0x0000000000DAF000-memory.dmp

Filesize
184KB

Download
memory/4844-3-0x0000000000D80000-0x0000000001234000-memory.dmp

Filesize
4.7MB

Download
memory/4844-4-0x0000000000D80000-0x0000000001234000-memory.dmp

Filesize
4.7MB

Download
memory/4844-0-0x0000000000D80000-0x0000000001234000-memory.dmp

Filesize
4.7MB

Download
memory/4844-18-0x0000000000D80000-0x0000000001234000-memory.dmp

Filesize
4.7MB

Download
memory/5048-48-0x0000000000A30000-0x0000000000EE4000-memory.dmp

Filesize
4.7MB

Download
memory/5048-49-0x0000000000A30000-0x0000000000EE4000-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