amadey | 28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87

General

Target

28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe
Size

3.1MB
MD5

8e5468aa3e41011191756ecefdabea92
SHA1

61bd95968ad7f71fa7d8eba86c9ed1ab7d01577a
SHA256

28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87
SHA512

3fd7843dc4d6a493edc595b0247e20dc974a2ed9ea7d9fefe541175a227ca629f4c9ab2b0c43ea14a47f0f32d733d3dd45741a16ca6576a3455e79f93367c873
SSDEEP

49152:S9jq2Kx9q8Wezcq6UtgcPBdo/du/2/nVAhFpzWvJJ8FuhI:3jFz4UCc5+/dxYivv8Fg

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__	28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.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	28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe

Executes dropped EXE 3 IoCs

pid	Process
5036	skotes.exe
3492	skotes.exe
3588	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-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine	28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine	skotes.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
212	28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe
5036	skotes.exe
3492	skotes.exe
3588	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.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	28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
212	28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe
212	28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe
5036	skotes.exe
5036	skotes.exe
3492	skotes.exe
3492	skotes.exe
3588	skotes.exe
3588	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
212	28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 212 wrote to memory of 5036	212	28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe	82
PID 212 wrote to memory of 5036	212	28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe	82
PID 212 wrote to memory of 5036	212	28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe	82

C:\Users\Admin\AppData\Local\Temp\28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe
"C:\Users\Admin\AppData\Local\Temp\28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.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:212
- 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:5036

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:3492

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:3588

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
8e5468aa3e41011191756ecefdabea92

SHA1
61bd95968ad7f71fa7d8eba86c9ed1ab7d01577a

SHA256
28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87

SHA512
3fd7843dc4d6a493edc595b0247e20dc974a2ed9ea7d9fefe541175a227ca629f4c9ab2b0c43ea14a47f0f32d733d3dd45741a16ca6576a3455e79f93367c873

Download Submit
memory/212-18-0x0000000000091000-0x00000000000F9000-memory.dmp

Filesize
416KB

Download
memory/212-2-0x0000000000091000-0x00000000000F9000-memory.dmp

Filesize
416KB

Download
memory/212-3-0x0000000000090000-0x00000000003A3000-memory.dmp

Filesize
3.1MB

Download
memory/212-4-0x0000000000090000-0x00000000003A3000-memory.dmp

Filesize
3.1MB

Download
memory/212-1-0x0000000077484000-0x0000000077486000-memory.dmp

Filesize
8KB

Download
memory/212-0-0x0000000000090000-0x00000000003A3000-memory.dmp

Filesize
3.1MB

Download
memory/212-15-0x0000000000090000-0x00000000003A3000-memory.dmp

Filesize
3.1MB

Download
memory/3492-35-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/3492-33-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/3492-32-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/3492-31-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/3588-43-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-26-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-36-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-25-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-23-0x00000000009B1000-0x0000000000A19000-memory.dmp

Filesize
416KB

Download
memory/5036-27-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-28-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-29-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-22-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-21-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-19-0x00000000009B1000-0x0000000000A19000-memory.dmp

Filesize
416KB

Download
memory/5036-20-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-24-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-37-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-38-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-39-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-40-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-41-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-17-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-44-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-45-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-46-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download
memory/5036-47-0x00000000009B0000-0x0000000000CC3000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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