amadey | 4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7

General

Target

4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe
Size

1.8MB
MD5

907bd76d432cc1bf958507adcd270054
SHA1

131bd682061b92bbed95087770bfaf0ecc18442f
SHA256

4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7
SHA512

7e0e3b0a6a52de006886a17d12a300e149a7fc1fcb311fca6cbb89b1108af3ccf2e36f0fecc68de9909b3daefeba7d169915e6503f4efba3c8f08930365345d0
SSDEEP

49152:ekQ7+hs6IQ63Mtp/WP6i79B/oGNT5ymAo0Nj:ex+l8m46iHl5Vcj

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

Processes:

4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exeskotes.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.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

Processes:

4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exeskotes.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.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

Processes:

skotes.exe

pid process

2944 skotes.exe

pid	process
2944	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

Processes:

4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exeskotes.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

Processes:

4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe

pid	process
2900	4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe
2900	4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exeskotes.exe

pid process

2900 4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe
2944 skotes.exe
Drops file in Windows directory 1 IoCs

Processes:

4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe

description ioc process

File created C:\Windows\Tasks\skotes.job 4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\Tasks\skotes.job	4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe

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

Processes:

4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exeskotes.exe

pid process

2900 4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe
2944 skotes.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe

pid process

2900 4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe

description	pid	process	target process
PID 2900 wrote to memory of 2944	2900	4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe	skotes.exe
PID 2900 wrote to memory of 2944	2900	4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe	skotes.exe
PID 2900 wrote to memory of 2944	2900	4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe	skotes.exe
PID 2900 wrote to memory of 2944	2900	4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe	skotes.exe

C:\Users\Admin\AppData\Local\Temp\4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.exe
"C:\Users\Admin\AppData\Local\Temp\4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7.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:2900
- 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:2944

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
907bd76d432cc1bf958507adcd270054

SHA1
131bd682061b92bbed95087770bfaf0ecc18442f

SHA256
4cb7762c2f265d8967d2e42e014b5872db83dc3f78365b805d6e666ddb7124c7

SHA512
7e0e3b0a6a52de006886a17d12a300e149a7fc1fcb311fca6cbb89b1108af3ccf2e36f0fecc68de9909b3daefeba7d169915e6503f4efba3c8f08930365345d0

Download Submit
memory/2900-0-0x0000000000F40000-0x00000000013F8000-memory.dmp

Filesize
4.7MB

Download
memory/2900-1-0x0000000077D20000-0x0000000077D22000-memory.dmp

Filesize
8KB

Download
memory/2900-2-0x0000000000F41000-0x0000000000F6F000-memory.dmp

Filesize
184KB

Download
memory/2900-3-0x0000000000F40000-0x00000000013F8000-memory.dmp

Filesize
4.7MB

Download
memory/2900-4-0x0000000000F40000-0x00000000013F8000-memory.dmp

Filesize
4.7MB

Download
memory/2900-18-0x0000000000F40000-0x00000000013F8000-memory.dmp

Filesize
4.7MB

Download
memory/2900-19-0x0000000006590000-0x0000000006A48000-memory.dmp

Filesize
4.7MB

Download
memory/2944-20-0x0000000000FF0000-0x00000000014A8000-memory.dmp

Filesize
4.7MB

Download
memory/2944-21-0x0000000000FF1000-0x000000000101F000-memory.dmp

Filesize
184KB

Download
memory/2944-22-0x0000000000FF0000-0x00000000014A8000-memory.dmp

Filesize
4.7MB

Download
memory/2944-24-0x0000000000FF0000-0x00000000014A8000-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