amadey | 7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966

General

Target

7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.exe
Size

1.8MB
MD5

5b0cafbcaf3c7af70e29404253e0c221
SHA1

740e7eaa4049b487dcb1fc54e94b8ba7cc11d4d7
SHA256

7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966
SHA512

2e57490d70c8e031edc2e9dcbf83b25f77b968cb9b8733ce7f507874086f147bfb76c6542647d3fddbb69f497f13c4e188308e467860765606edf3dae2514ffe
SSDEEP

49152:/8sYa3tB9sVbp/GxXjpWaokMgbNwQeBi4:/HYktB+VbkzaUNwQeBi4

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__	7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.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	7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.exe

Executes dropped EXE 1 IoCs

pid	Process
2100	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-1-5-21-1385883288-3042840365-2734249351-1000\Software\Wine	7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.exe
Key opened	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Wine	axplong.exe

Loads dropped DLL 1 IoCs

pid	Process
2316	7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2316	7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.exe
2100	axplong.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.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	7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2316	7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.exe
2100	axplong.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2316	7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2100	2316	7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.exe	30
PID 2316 wrote to memory of 2100	2316	7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.exe	30
PID 2316 wrote to memory of 2100	2316	7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.exe	30
PID 2316 wrote to memory of 2100	2316	7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.exe	30

C:\Users\Admin\AppData\Local\Temp\7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.exe
"C:\Users\Admin\AppData\Local\Temp\7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966.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:2316
- 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:2100

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

C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe

Filesize
1.8MB

MD5
5b0cafbcaf3c7af70e29404253e0c221

SHA1
740e7eaa4049b487dcb1fc54e94b8ba7cc11d4d7

SHA256
7a75386c6d897e8e96705836ffcf67f2f084f91cb1481826b31953da4e520966

SHA512
2e57490d70c8e031edc2e9dcbf83b25f77b968cb9b8733ce7f507874086f147bfb76c6542647d3fddbb69f497f13c4e188308e467860765606edf3dae2514ffe

Download Submit
memory/2100-26-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-33-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-41-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-40-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-39-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-38-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-37-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-18-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-36-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-20-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-19-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-21-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-23-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-24-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-35-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-27-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-29-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-28-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-34-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-30-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-31-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-32-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2100-25-0x0000000000B60000-0x0000000001029000-memory.dmp

Filesize
4.8MB

Download
memory/2316-0-0x0000000000D90000-0x0000000001259000-memory.dmp

Filesize
4.8MB

Download
memory/2316-2-0x0000000000D91000-0x0000000000DBF000-memory.dmp

Filesize
184KB

Download
memory/2316-15-0x0000000000D90000-0x0000000001259000-memory.dmp

Filesize
4.8MB

Download
memory/2316-17-0x0000000007590000-0x0000000007A59000-memory.dmp

Filesize
4.8MB

Download
memory/2316-1-0x0000000077AB0000-0x0000000077AB2000-memory.dmp

Filesize
8KB

Download
memory/2316-10-0x0000000000D90000-0x0000000001259000-memory.dmp

Filesize
4.8MB

Download
memory/2316-4-0x0000000000D90000-0x0000000001259000-memory.dmp

Filesize
4.8MB

Download
memory/2316-3-0x0000000000D90000-0x0000000001259000-memory.dmp

Filesize
4.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads