amadey | 203a5b531b8803628b6aa37e8a7e08a0c83e3f10bba6155e2529cc0bc97548f7

General

Target

c873c0af86d36318f23bf63377181cdd.exe
Size

1.8MB
MD5

c873c0af86d36318f23bf63377181cdd
SHA1

1277d3f0a9ceb8260fbe396f2a7369381bfb7406
SHA256

203a5b531b8803628b6aa37e8a7e08a0c83e3f10bba6155e2529cc0bc97548f7
SHA512

abcfd087c56daf93ae7da1ac7d13aff04be70eab6c2b256fca1b4fa3884771b8da8a1fe4af9a754c5de97f6bb68b1213ba1e1f282e439a1c314b52b46f82add5
SSDEEP

49152:3UD21gzSJUaD6nFX4q0KPulTJW1gERg6tIev8bYe:3UaUSJUabpKP4kIe1

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__	c873c0af86d36318f23bf63377181cdd.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	c873c0af86d36318f23bf63377181cdd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	c873c0af86d36318f23bf63377181cdd.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
3032	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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Wine	c873c0af86d36318f23bf63377181cdd.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

pid	Process
2516	c873c0af86d36318f23bf63377181cdd.exe
2516	c873c0af86d36318f23bf63377181cdd.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2516	c873c0af86d36318f23bf63377181cdd.exe
3032	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	c873c0af86d36318f23bf63377181cdd.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	c873c0af86d36318f23bf63377181cdd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2516	c873c0af86d36318f23bf63377181cdd.exe
3032	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2516	c873c0af86d36318f23bf63377181cdd.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 3032	2516	c873c0af86d36318f23bf63377181cdd.exe	31
PID 2516 wrote to memory of 3032	2516	c873c0af86d36318f23bf63377181cdd.exe	31
PID 2516 wrote to memory of 3032	2516	c873c0af86d36318f23bf63377181cdd.exe	31
PID 2516 wrote to memory of 3032	2516	c873c0af86d36318f23bf63377181cdd.exe	31

C:\Users\Admin\AppData\Local\Temp\c873c0af86d36318f23bf63377181cdd.exe
"C:\Users\Admin\AppData\Local\Temp\c873c0af86d36318f23bf63377181cdd.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:2516
- 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:3032

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
1.8MB

MD5
c873c0af86d36318f23bf63377181cdd

SHA1
1277d3f0a9ceb8260fbe396f2a7369381bfb7406

SHA256
203a5b531b8803628b6aa37e8a7e08a0c83e3f10bba6155e2529cc0bc97548f7

SHA512
abcfd087c56daf93ae7da1ac7d13aff04be70eab6c2b256fca1b4fa3884771b8da8a1fe4af9a754c5de97f6bb68b1213ba1e1f282e439a1c314b52b46f82add5

Download Submit
memory/2516-17-0x00000000012C0000-0x000000000177A000-memory.dmp

Filesize
4.7MB

Download
memory/2516-1-0x0000000077DB0000-0x0000000077DB2000-memory.dmp

Filesize
8KB

Download
memory/2516-2-0x00000000012C1000-0x00000000012EF000-memory.dmp

Filesize
184KB

Download
memory/2516-3-0x00000000012C0000-0x000000000177A000-memory.dmp

Filesize
4.7MB

Download
memory/2516-5-0x00000000012C0000-0x000000000177A000-memory.dmp

Filesize
4.7MB

Download
memory/2516-0-0x00000000012C0000-0x000000000177A000-memory.dmp

Filesize
4.7MB

Download
memory/2516-18-0x00000000070F0000-0x00000000075AA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-27-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-30-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-21-0x0000000000201000-0x000000000022F000-memory.dmp

Filesize
184KB

Download
memory/3032-23-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-25-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-26-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-20-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-28-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-29-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-22-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-31-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-32-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-33-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-34-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-35-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-36-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-37-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-38-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-39-0x0000000000200000-0x00000000006BA000-memory.dmp

Filesize
4.7MB

Download
memory/3032-40-0x0000000000200000-0x00000000006BA000-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