amadey | 8e04d767b94a24732be0868059f2d2fd09b86e73faef0c753e8aa6b604630ced

General

Target

GM2SC_random.exe
Size

1.8MB
MD5

fa93ee30ba0ff259954673b85347cf2e
SHA1

a1ea1e175e4585fcb0345ef5a00d4b047384dd73
SHA256

8e04d767b94a24732be0868059f2d2fd09b86e73faef0c753e8aa6b604630ced
SHA512

937af6f7c7a7792c8b23f71e683a0d47f72910469448d8d9edc70dd662d373b04f9822dc5c1e6293463b96f76a66097c8ca4f86a1830cd4aea93225c2677e1aa
SSDEEP

49152:D/BrzwlSpxaggcr0ihfdcOS3Q5fgD4h00N2IJ21ffb:Dp7dgcxaOS3Q5gDEnc1

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
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__	GM2SC_random.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	GM2SC_random.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	GM2SC_random.exe

Executes dropped EXE 1 IoCs

pid	Process
2152	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	GM2SC_random.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	axplong.exe

Loads dropped DLL 2 IoCs

pid	Process
2368	GM2SC_random.exe
2368	GM2SC_random.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2368	GM2SC_random.exe
2152	axplong.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	GM2SC_random.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	GM2SC_random.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2368	GM2SC_random.exe
2152	axplong.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2368	GM2SC_random.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 2152	2368	GM2SC_random.exe	30
PID 2368 wrote to memory of 2152	2368	GM2SC_random.exe	30
PID 2368 wrote to memory of 2152	2368	GM2SC_random.exe	30
PID 2368 wrote to memory of 2152	2368	GM2SC_random.exe	30

C:\Users\Admin\AppData\Local\Temp\GM2SC_random.exe
"C:\Users\Admin\AppData\Local\Temp\GM2SC_random.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:2368
- 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:2152

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
fa93ee30ba0ff259954673b85347cf2e

SHA1
a1ea1e175e4585fcb0345ef5a00d4b047384dd73

SHA256
8e04d767b94a24732be0868059f2d2fd09b86e73faef0c753e8aa6b604630ced

SHA512
937af6f7c7a7792c8b23f71e683a0d47f72910469448d8d9edc70dd662d373b04f9822dc5c1e6293463b96f76a66097c8ca4f86a1830cd4aea93225c2677e1aa

Download Submit
memory/2152-35-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-34-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-26-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-41-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-27-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-21-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-39-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-38-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-37-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-22-0x0000000001191000-0x00000000011BF000-memory.dmp

Filesize
184KB

Download
memory/2152-23-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-25-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-42-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-40-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-33-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-30-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-31-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-32-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-29-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2152-36-0x0000000001190000-0x0000000001651000-memory.dmp

Filesize
4.8MB

Download
memory/2368-0-0x0000000000CA0000-0x0000000001161000-memory.dmp

Filesize
4.8MB

Download
memory/2368-2-0x0000000000CA1000-0x0000000000CCF000-memory.dmp

Filesize
184KB

Download
memory/2368-17-0x0000000000CA0000-0x0000000001161000-memory.dmp

Filesize
4.8MB

Download
memory/2368-18-0x0000000007010000-0x00000000074D1000-memory.dmp

Filesize
4.8MB

Download
memory/2368-19-0x0000000007010000-0x00000000074D1000-memory.dmp

Filesize
4.8MB

Download
memory/2368-1-0x0000000077820000-0x0000000077822000-memory.dmp

Filesize
8KB

Download
memory/2368-5-0x0000000000CA0000-0x0000000001161000-memory.dmp

Filesize
4.8MB

Download
memory/2368-3-0x0000000000CA0000-0x0000000001161000-memory.dmp

Filesize
4.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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