amadey | b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bf

General

Target

b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe
Size

1.8MB
MD5

bf45e6a146bd6d659720c456136680f0
SHA1

b6c928dca2c04d8995f6c6551783d69cec06d797
SHA256

b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bf
SHA512

17c0ed7df1836bd3ed104e2bca828aba2edeb3db55da46c2e03d611912c30d2d81fa453f47927d71f25c926e498ff3f6f44ba2e7dd9c9ce0cdfc08c3c3dbf602
SSDEEP

49152:Ylhwb9YAymm41GcQAHNIH/7nAWMz9prqtqi:iU99ymm41xtwoTm/

Score

10^/10

amadey fed3aa defense_evasion discovery trojan

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes

install_dir
44111dbc49
install_file
axplong.exe
strings_key
8d0ad6945b1a30a186ec2d30be6db0b5
url_paths
/Jo89Ku7d/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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.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	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe

Executes dropped EXE 1 IoCs

pid	Process
2484	axplong.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.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Wine	b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Wine	axplong.exe

Loads dropped DLL 2 IoCs

pid	Process
2392	b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe
2392	b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2392	b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe
2484	axplong.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.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	b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2392	b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe
2484	axplong.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2392	b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 2484	2392	b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe	30
PID 2392 wrote to memory of 2484	2392	b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe	30
PID 2392 wrote to memory of 2484	2392	b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe	30
PID 2392 wrote to memory of 2484	2392	b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe	30

C:\Users\Admin\AppData\Local\Temp\b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe
"C:\Users\Admin\AppData\Local\Temp\b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.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:2392
- C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
  "C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.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:2484

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\44111dbc49\axplong.exe

Filesize
1.8MB

MD5
bf45e6a146bd6d659720c456136680f0

SHA1
b6c928dca2c04d8995f6c6551783d69cec06d797

SHA256
b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bf

SHA512
17c0ed7df1836bd3ed104e2bca828aba2edeb3db55da46c2e03d611912c30d2d81fa453f47927d71f25c926e498ff3f6f44ba2e7dd9c9ce0cdfc08c3c3dbf602

Download Submit
memory/2392-20-0x0000000006CD0000-0x000000000717B000-memory.dmp

Filesize
4.7MB

Download
memory/2392-1-0x0000000077620000-0x0000000077622000-memory.dmp

Filesize
8KB

Download
memory/2392-2-0x00000000008E1000-0x000000000090F000-memory.dmp

Filesize
184KB

Download
memory/2392-3-0x00000000008E0000-0x0000000000D8B000-memory.dmp

Filesize
4.7MB

Download
memory/2392-5-0x00000000008E0000-0x0000000000D8B000-memory.dmp

Filesize
4.7MB

Download
memory/2392-10-0x00000000008E0000-0x0000000000D8B000-memory.dmp

Filesize
4.7MB

Download
memory/2392-18-0x00000000008E0000-0x0000000000D8B000-memory.dmp

Filesize
4.7MB

Download
memory/2392-0-0x00000000008E0000-0x0000000000D8B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-25-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-31-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-23-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-21-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-26-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-27-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-28-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-29-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-30-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-22-0x0000000000AD1000-0x0000000000AFF000-memory.dmp

Filesize
184KB

Download
memory/2484-32-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-33-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-34-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-35-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-36-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-37-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-38-0x0000000000AD0000-0x0000000000F7B000-memory.dmp

Filesize
4.7MB

Download
memory/2484-39-0x0000000000AD0000-0x0000000000F7B000-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