amadey | c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5

General

Target

c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.exe
Size

1.9MB
MD5

b8fc8a5801e3c0172a199430c7dba1d6
SHA1

2a53f4961410bea07de2259fd7875b30ae6a7856
SHA256

c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5
SHA512

b6a2e23babec64712408dbf0e1a9ce5720a4aff14c6de3e90a756c00ec97d01f394a18608de1cb2a90f87ce6c6fa8b4829ca57f77b8c110462b65af10e9ba3ec
SSDEEP

49152:Pfxsg8rRSzxCa2w6G/fSrvYMSdkhNebdu:HxaVo0w6oKbYXdkhuc

Score

10^/10

amadey fed3aa discovery evasion 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

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__	c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.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	c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe

Executes dropped EXE 1 IoCs

pid	Process
2820	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.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	axplong.exe

Loads dropped DLL 1 IoCs

pid	Process
2940	c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2940	c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.exe
2820	axplong.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.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	axplong.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2940	c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.exe
2820	axplong.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2940	c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2940 wrote to memory of 2820	2940	c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.exe	30
PID 2940 wrote to memory of 2820	2940	c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.exe	30
PID 2940 wrote to memory of 2820	2940	c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.exe	30
PID 2940 wrote to memory of 2820	2940	c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.exe	30

C:\Users\Admin\AppData\Local\Temp\c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.exe
"C:\Users\Admin\AppData\Local\Temp\c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5.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:2940
- 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:2820

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
1.9MB

MD5
b8fc8a5801e3c0172a199430c7dba1d6

SHA1
2a53f4961410bea07de2259fd7875b30ae6a7856

SHA256
c438ad0f0d3f595677bfd83cfbab377224cdcc7275f7954639c113e767e8ddf5

SHA512
b6a2e23babec64712408dbf0e1a9ce5720a4aff14c6de3e90a756c00ec97d01f394a18608de1cb2a90f87ce6c6fa8b4829ca57f77b8c110462b65af10e9ba3ec

Download Submit
memory/2820-24-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-30-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-23-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-36-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-35-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-34-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-17-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-33-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-18-0x0000000000DA1000-0x0000000000DCF000-memory.dmp

Filesize
184KB

Download
memory/2820-19-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-22-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-21-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-25-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-37-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-32-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-26-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-27-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-28-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-29-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2820-31-0x0000000000DA0000-0x0000000001272000-memory.dmp

Filesize
4.8MB

Download
memory/2940-2-0x00000000013B1000-0x00000000013DF000-memory.dmp

Filesize
184KB

Download
memory/2940-3-0x00000000013B0000-0x0000000001882000-memory.dmp

Filesize
4.8MB

Download
memory/2940-9-0x00000000013B0000-0x0000000001882000-memory.dmp

Filesize
4.8MB

Download
memory/2940-15-0x00000000013B0000-0x0000000001882000-memory.dmp

Filesize
4.8MB

Download
memory/2940-1-0x00000000776C0000-0x00000000776C2000-memory.dmp

Filesize
8KB

Download
memory/2940-5-0x00000000013B0000-0x0000000001882000-memory.dmp

Filesize
4.8MB

Download
memory/2940-0-0x00000000013B0000-0x0000000001882000-memory.dmp

Filesize
4.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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