amadey | 7886c7f2eb19e688c8ab3382e4cb3ceb39d63a7dc8b920f7e0d29a628cc9b4bd

General

Target

setup.exe
Size

1.8MB
MD5

62784b54dca4829a61e16d31b8e30f87
SHA1

2323b4b01ea18b4478ecb41309e24d64ad52746d
SHA256

7886c7f2eb19e688c8ab3382e4cb3ceb39d63a7dc8b920f7e0d29a628cc9b4bd
SHA512

7e06144259680af23fabb3c225daaccaf930a7313ca3ccf9639addd119acf13a41b23c764be08259a1643077475d8edc51e08e46a699a75f61fc2ff07d2e56a3
SSDEEP

49152:tP1Dp0xtpy4XriZY20Tf7b7X34fYXmag9kUVVo:Z0vI4X2ZY20Tzb7XIf2GHo

Score

10^/10

amadey 0657d1 discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

0657d1

C2

http://185.215.113.19

Attributes

install_dir
0d8f5eb8a7
install_file
explorti.exe
strings_key
6c55a5f34bb433fbd933a168577b1838
url_paths
/Vi9leo/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__	setup.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.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	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	setup.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	setup.exe

Executes dropped EXE 1 IoCs

pid	Process
2720	explorti.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-1-5-21-2212144002-1172735686-1556890956-1000\Software\Wine	setup.exe
Key opened	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Wine	explorti.exe

Loads dropped DLL 1 IoCs

pid	Process
2472	setup.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2472	setup.exe
2720	explorti.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explorti.job	setup.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 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2472	setup.exe
2720	explorti.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2472	setup.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2472 wrote to memory of 2720	2472	setup.exe	28
PID 2472 wrote to memory of 2720	2472	setup.exe	28
PID 2472 wrote to memory of 2720	2472	setup.exe	28
PID 2472 wrote to memory of 2720	2472	setup.exe	28

C:\Users\Admin\AppData\Local\Temp\setup.exe
"C:\Users\Admin\AppData\Local\Temp\setup.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:2472
- C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\explorti.exe
  "C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\explorti.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:2720

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\0d8f5eb8a7\explorti.exe

Filesize
1.8MB

MD5
62784b54dca4829a61e16d31b8e30f87

SHA1
2323b4b01ea18b4478ecb41309e24d64ad52746d

SHA256
7886c7f2eb19e688c8ab3382e4cb3ceb39d63a7dc8b920f7e0d29a628cc9b4bd

SHA512
7e06144259680af23fabb3c225daaccaf930a7313ca3ccf9639addd119acf13a41b23c764be08259a1643077475d8edc51e08e46a699a75f61fc2ff07d2e56a3

Download Submit
memory/2472-22-0x0000000002570000-0x0000000002571000-memory.dmp

Filesize
4KB

Download
memory/2472-21-0x0000000000950000-0x0000000000951000-memory.dmp

Filesize
4KB

Download
memory/2472-4-0x00000000002F0000-0x00000000007B2000-memory.dmp

Filesize
4.8MB

Download
memory/2472-1-0x00000000002F0000-0x00000000007B2000-memory.dmp

Filesize
4.8MB

Download
memory/2472-12-0x00000000002F0000-0x00000000007B2000-memory.dmp

Filesize
4.8MB

Download
memory/2472-15-0x00000000002F0000-0x00000000007B2000-memory.dmp

Filesize
4.8MB

Download
memory/2472-3-0x00000000002F0000-0x00000000007B2000-memory.dmp

Filesize
4.8MB

Download
memory/2472-25-0x0000000006CB0000-0x0000000007172000-memory.dmp

Filesize
4.8MB

Download
memory/2472-0-0x00000000002F0000-0x00000000007B2000-memory.dmp

Filesize
4.8MB

Download
memory/2720-18-0x0000000000A30000-0x0000000000A31000-memory.dmp

Filesize
4KB

Download
memory/2720-16-0x00000000013A0000-0x0000000001862000-memory.dmp

Filesize
4.8MB

Download
memory/2720-20-0x00000000013A1000-0x00000000013CF000-memory.dmp

Filesize
184KB

Download
memory/2720-17-0x0000000000A40000-0x0000000000A41000-memory.dmp

Filesize
4KB

Download
memory/2720-19-0x0000000077110000-0x0000000077112000-memory.dmp

Filesize
8KB

Download
memory/2720-24-0x00000000013A0000-0x0000000001862000-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