amadey | 75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901

General

Target

75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.exe
Size

1.8MB
MD5

394b53ec6a43787ea3330fd511b66f09
SHA1

55211778401f36a2e2de9402eb44ca8fd3085b6e
SHA256

75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901
SHA512

9297a455b94712413af730a614f3dd3772f62769c8571be7c1b5350bd272584402c4d8a71ea5f24a5a987a230d412c60e986f75ae61546bd63a69f037796e5ce
SSDEEP

49152:Sf6j7+jTAUVCpbDF+1cMF4Uo3yqIoenLe:Sf6j7zBqcMbPqBZ

Score

10^/10

amadey 0e6740 evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.21

Botnet

0e6740

C2

http://147.45.47.155

Attributes

install_dir
9217037dc9
install_file
explortu.exe
strings_key
8e894a8a4a3d0da8924003a561cfb244
url_paths
/ku4Nor9/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 4 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explortu.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explortu.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explortu.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\SystemBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.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-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation	75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.exe

Executes dropped EXE 3 IoCs

pid	Process
3476	explortu.exe
2880	explortu.exe
3752	explortu.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-1-5-21-3558294865-3673844354-2255444939-1000\Software\Wine	explortu.exe
Key opened	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Wine	explortu.exe
Key opened	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Wine	explortu.exe
Key opened	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Wine	75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
3140	75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.exe
3476	explortu.exe
2880	explortu.exe
3752	explortu.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explortu.job	75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3140	75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.exe
3140	75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.exe
3476	explortu.exe
3476	explortu.exe
2880	explortu.exe
2880	explortu.exe
3752	explortu.exe
3752	explortu.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3140	75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3140 wrote to memory of 3476	3140	75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.exe	85
PID 3140 wrote to memory of 3476	3140	75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.exe	85
PID 3140 wrote to memory of 3476	3140	75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.exe	85

C:\Users\Admin\AppData\Local\Temp\75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.exe
"C:\Users\Admin\AppData\Local\Temp\75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901.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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3140
- C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
  "C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.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
  - Suspicious behavior: EnumeratesProcesses
  PID:3476

C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.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:2880

C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.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:3752

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

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe

Filesize
1.8MB

MD5
394b53ec6a43787ea3330fd511b66f09

SHA1
55211778401f36a2e2de9402eb44ca8fd3085b6e

SHA256
75c2ad7d1830c1d111a5b842ff360326099ab8f9749f1fafd47dcd68c117d901

SHA512
9297a455b94712413af730a614f3dd3772f62769c8571be7c1b5350bd272584402c4d8a71ea5f24a5a987a230d412c60e986f75ae61546bd63a69f037796e5ce

Download Submit
memory/2880-27-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/2880-30-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/2880-29-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/2880-28-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3140-1-0x00000000777A4000-0x00000000777A6000-memory.dmp

Filesize
8KB

Download
memory/3140-2-0x00000000008F1000-0x000000000091F000-memory.dmp

Filesize
184KB

Download
memory/3140-3-0x00000000008F0000-0x0000000000D98000-memory.dmp

Filesize
4.7MB

Download
memory/3140-5-0x00000000008F0000-0x0000000000D98000-memory.dmp

Filesize
4.7MB

Download
memory/3140-18-0x00000000008F0000-0x0000000000D98000-memory.dmp

Filesize
4.7MB

Download
memory/3140-0-0x00000000008F0000-0x0000000000D98000-memory.dmp

Filesize
4.7MB

Download
memory/3476-19-0x0000000000381000-0x00000000003AF000-memory.dmp

Filesize
184KB

Download
memory/3476-34-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-24-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-25-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-22-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-21-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-20-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-17-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-31-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-32-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-33-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-23-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-35-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-36-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-45-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-44-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-40-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-41-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-42-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3476-43-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3752-39-0x0000000000380000-0x0000000000828000-memory.dmp

Filesize
4.7MB

Download
memory/3752-38-0x0000000000380000-0x0000000000828000-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