amadey | d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833

Analysis

max time kernel
142s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
13/09/2024, 08:32

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General

Target

d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe
Size

1.8MB
MD5

00dde959819fae0382e05d5ab0fc9c28
SHA1

4a6f494c0d7a50f394e2d480a749f32d502a2621
SHA256

d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833
SHA512

30461f6c4c1bcfed7afedf6af9518efd6ee72269ed2b7e0d07c853cd3b868145e0fdaa35b659ed5ecaf5f9da8bddd8b392090771b1c633fb9b1daf0aa35782d8
SSDEEP

49152:ONWbWFn0nwXCe3QZfiFZyT3CcN/o1zJqkDD:OzyegZfiF6FkckH

Score

10^/10

amadey stealc c7817d rave discovery evasion persistence stealer trojan

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

c7817d

http://31.41.244.10

Attributes

install_dir
0e8d0864aa
install_file
svoutse.exe
strings_key
5481b88a6ef75bcf21333988a4e47048
url_paths
/Dem7kTu/index.php

rc4.plain

Extracted

Family

stealc

Botnet

rave

http://185.215.113.103

Attributes

url_path
/e2b1563c6670f193.php

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Stealc
Stealc is an infostealer written in C++.
stealer stealc

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 6 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	svoutse.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	aa37902c3a.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	21ce73f2c4.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	svoutse.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	svoutse.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 12 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	21ce73f2c4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	svoutse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	svoutse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	svoutse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	aa37902c3a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	21ce73f2c4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	svoutse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	svoutse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	svoutse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	aa37902c3a.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	svoutse.exe

Executes dropped EXE 5 IoCs

pid	Process
4584	svoutse.exe
3696	aa37902c3a.exe
1764	21ce73f2c4.exe
468	svoutse.exe
2284	svoutse.exe

Identifies Wine through registry keys 2 TTPs 6 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-1-5-21-1194130065-3471212556-1656947724-1000\Software\Wine	d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Wine	svoutse.exe
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Wine	aa37902c3a.exe
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Wine	21ce73f2c4.exe
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Wine	svoutse.exe
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Wine	svoutse.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\21ce73f2c4.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000030001\\21ce73f2c4.exe"	svoutse.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs

pid	Process
1468	d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe
4584	svoutse.exe
3696	aa37902c3a.exe
1764	21ce73f2c4.exe
468	svoutse.exe
2284	svoutse.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\svoutse.job	d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.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 4 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	d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svoutse.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aa37902c3a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	21ce73f2c4.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1468	d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe
1468	d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe
4584	svoutse.exe
4584	svoutse.exe
3696	aa37902c3a.exe
3696	aa37902c3a.exe
1764	21ce73f2c4.exe
1764	21ce73f2c4.exe
468	svoutse.exe
468	svoutse.exe
2284	svoutse.exe
2284	svoutse.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1468	d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1468 wrote to memory of 4584	1468	d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe	86
PID 1468 wrote to memory of 4584	1468	d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe	86
PID 1468 wrote to memory of 4584	1468	d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe	86
PID 4584 wrote to memory of 3696	4584	svoutse.exe	89
PID 4584 wrote to memory of 3696	4584	svoutse.exe	89
PID 4584 wrote to memory of 3696	4584	svoutse.exe	89
PID 4584 wrote to memory of 1764	4584	svoutse.exe	90
PID 4584 wrote to memory of 1764	4584	svoutse.exe	90
PID 4584 wrote to memory of 1764	4584	svoutse.exe	90

C:\Users\Admin\AppData\Local\Temp\d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe
"C:\Users\Admin\AppData\Local\Temp\d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.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:1468
- C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
  "C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Checks computer location settings
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4584
- - C:\Users\Admin\AppData\Roaming\1000026000\aa37902c3a.exe
    "C:\Users\Admin\AppData\Roaming\1000026000\aa37902c3a.exe"
    3⤵
    - 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:3696
- - C:\Users\Admin\AppData\Local\Temp\1000030001\21ce73f2c4.exe
    "C:\Users\Admin\AppData\Local\Temp\1000030001\21ce73f2c4.exe"
    3⤵
    - 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:1764

C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.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:468

C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.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:2284

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe

Filesize
1.8MB

MD5
00dde959819fae0382e05d5ab0fc9c28

SHA1
4a6f494c0d7a50f394e2d480a749f32d502a2621

SHA256
d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833

SHA512
30461f6c4c1bcfed7afedf6af9518efd6ee72269ed2b7e0d07c853cd3b868145e0fdaa35b659ed5ecaf5f9da8bddd8b392090771b1c633fb9b1daf0aa35782d8

Download Submit
C:\Users\Admin\AppData\Roaming\1000026000\aa37902c3a.exe

Filesize
1.7MB

MD5
ba8190393ac1d1db5ac8e47cd167ff86

SHA1
51ab312f3d6a18faa3908be6f9005de6b4e59e2f

SHA256
baa62c7e9b3c8b0cf84c6327ee6dd168dc460032c1044969c454bdb12f7998e0

SHA512
fc1f5e076ebf7387205ac14c6d59962b04e743c28ab1f8738094027949576503bcf3aabaa0f961141ebf1acfacf5354bc3d0164ae90178e329cbe6b841742456

Download Submit
memory/468-68-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/468-69-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-1-0x00000000773F4000-0x00000000773F6000-memory.dmp

Filesize
8KB

Download
memory/1468-2-0x0000000000EA1000-0x0000000000ECF000-memory.dmp

Filesize
184KB

Download
memory/1468-3-0x0000000000EA0000-0x000000000134E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-4-0x0000000000EA0000-0x000000000134E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-17-0x0000000000EA0000-0x000000000134E000-memory.dmp

Filesize
4.7MB

Download
memory/1468-0-0x0000000000EA0000-0x000000000134E000-memory.dmp

Filesize
4.7MB

Download
memory/1764-61-0x0000000000C40000-0x00000000012B8000-memory.dmp

Filesize
6.5MB

Download
memory/1764-57-0x0000000000C40000-0x00000000012B8000-memory.dmp

Filesize
6.5MB

Download
memory/2284-77-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/2284-78-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/3696-59-0x0000000000AB0000-0x0000000001128000-memory.dmp

Filesize
6.5MB

Download
memory/3696-39-0x0000000000AB0000-0x0000000001128000-memory.dmp

Filesize
6.5MB

Download
memory/3696-48-0x0000000000AB0000-0x0000000001128000-memory.dmp

Filesize
6.5MB

Download
memory/3696-49-0x0000000000AB0000-0x0000000001128000-memory.dmp

Filesize
6.5MB

Download
memory/4584-62-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-72-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-22-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-63-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-64-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-65-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-66-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-21-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-20-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-70-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-71-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-23-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-73-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-74-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-75-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-19-0x0000000000EF1000-0x0000000000F1F000-memory.dmp

Filesize
184KB

Download
memory/4584-18-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-79-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-80-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-81-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-82-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download
memory/4584-83-0x0000000000EF0000-0x000000000139E000-memory.dmp

Filesize
4.7MB

Download