amadey | ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfe

General

Target

ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe
Size

3.0MB
MD5

0f7da6c048e4dbc41255caf9bc9556a0
SHA1

7e006997fd3589179e09edb031d99bcbf0c1059d
SHA256

ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfe
SHA512

51cba49a7325ff22dbc89cd478e1397d7abeab7667df514a89a857c3a12716b0227dbfb3c05ddc98f991aa4946efe6da9172fa4c22e920e27b9791eee2914d6c
SSDEEP

49152:iToZmGOUyrXblt4wYEOZQnaKaSIR66eN/ql/:iTvvrXbltRNgQnaKt98

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 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe

Checks BIOS information in registry 2 TTPs 4 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	ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe

Executes dropped EXE 1 IoCs

pid	Process
2932	skotes.exe

Identifies Wine through registry keys 2 TTPs 2 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-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
1736	ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1736	ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe
2932	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.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 1 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	ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1736	ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe
2932	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1736	ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2932	1736	ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe	30
PID 1736 wrote to memory of 2932	1736	ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe	30
PID 1736 wrote to memory of 2932	1736	ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe	30
PID 1736 wrote to memory of 2932	1736	ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe	30

C:\Users\Admin\AppData\Local\Temp\ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe
"C:\Users\Admin\AppData\Local\Temp\ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfeN.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- 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:1736
- 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
  - Suspicious behavior: EnumeratesProcesses
  PID:2932

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

\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

Filesize
3.0MB

MD5
0f7da6c048e4dbc41255caf9bc9556a0

SHA1
7e006997fd3589179e09edb031d99bcbf0c1059d

SHA256
ffc2b8887d1b24795f31c712bb1392822abeb13f20cc3595f73cbf14c6190dfe

SHA512
51cba49a7325ff22dbc89cd478e1397d7abeab7667df514a89a857c3a12716b0227dbfb3c05ddc98f991aa4946efe6da9172fa4c22e920e27b9791eee2914d6c

Download Submit
memory/1736-16-0x0000000001201000-0x0000000001269000-memory.dmp

Filesize
416KB

Download
memory/1736-2-0x0000000001201000-0x0000000001269000-memory.dmp

Filesize
416KB

Download
memory/1736-3-0x0000000001200000-0x000000000150F000-memory.dmp

Filesize
3.1MB

Download
memory/1736-4-0x0000000001200000-0x000000000150F000-memory.dmp

Filesize
3.1MB

Download
memory/1736-1-0x0000000077DD0000-0x0000000077DD2000-memory.dmp

Filesize
8KB

Download
memory/1736-0-0x0000000001200000-0x000000000150F000-memory.dmp

Filesize
3.1MB

Download
memory/1736-17-0x0000000006650000-0x000000000695F000-memory.dmp

Filesize
3.1MB

Download
memory/1736-15-0x0000000001200000-0x000000000150F000-memory.dmp

Filesize
3.1MB

Download
memory/2932-18-0x0000000000E50000-0x000000000115F000-memory.dmp

Filesize
3.1MB

Download
memory/2932-19-0x0000000000E51000-0x0000000000EB9000-memory.dmp

Filesize
416KB

Download
memory/2932-20-0x0000000000E50000-0x000000000115F000-memory.dmp

Filesize
3.1MB

Download
memory/2932-21-0x0000000000E50000-0x000000000115F000-memory.dmp

Filesize
3.1MB

Download
memory/2932-22-0x0000000000E51000-0x0000000000EB9000-memory.dmp

Filesize
416KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads