amadey | 888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf

Analysis

max time kernel
147s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240419-en
resource tags

arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
submitted
28/04/2024, 12:07

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General

Target

888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf.exe
Size

1.8MB
MD5

bd2e85d5fd081248d8c34c914a595c69
SHA1

ddbafe21eb94561929acfbc6b3710c0e38e4ebdb
SHA256

888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf
SHA512

5c3d3acadbfb679e1d1a46f80fd89c5fb878525fd3aa8bacfd6163fe4a7e05853d2e07427f57c0c6d2ccaaa0f4a1d654580e70083ab8d6d2a13e1cfae31d7d07
SSDEEP

49152:a3/bnysXCaH44xvq0R1kD4iUCKRHsMV7O7GNAw1I:ajn/dHZ1WORMm7OqN/

Score

10^/10

amadey evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.20

http://193.233.132.139

Attributes

install_dir
5454e6f062
install_file
explorta.exe
strings_key
c7a869c5ba1d72480093ec207994e2bf
url_paths
/sev56rkm/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 5 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorta.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorta.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorta.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorta.exe

Checks BIOS information in registry 2 TTPs 10 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	888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorta.exe

Executes dropped EXE 4 IoCs

pid	Process
2860	explorta.exe
5008	explorta.exe
4984	explorta.exe
2080	explorta.exe

Identifies Wine through registry keys 2 TTPs 5 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-1-5-21-2878097196-921257239-309638238-1000\Software\Wine	888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Wine	explorta.exe
Key opened	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Wine	explorta.exe
Key opened	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Wine	explorta.exe
Key opened	\REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Wine	explorta.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

pid	Process
4164	888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf.exe
2860	explorta.exe
5008	explorta.exe
4984	explorta.exe
2080	explorta.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explorta.job	888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4164	888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf.exe
4164	888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf.exe
2860	explorta.exe
2860	explorta.exe
5008	explorta.exe
5008	explorta.exe
4984	explorta.exe
4984	explorta.exe
2080	explorta.exe
2080	explorta.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4164 wrote to memory of 2860	4164	888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf.exe	80
PID 4164 wrote to memory of 2860	4164	888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf.exe	80
PID 4164 wrote to memory of 2860	4164	888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf.exe	80

C:\Users\Admin\AppData\Local\Temp\888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf.exe
"C:\Users\Admin\AppData\Local\Temp\888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4164
- C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
  "C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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:2860

C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
1⤵
- 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:5008

C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
1⤵
- 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:4984

C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
1⤵
- 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:2080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe

Filesize
1.8MB

MD5
bd2e85d5fd081248d8c34c914a595c69

SHA1
ddbafe21eb94561929acfbc6b3710c0e38e4ebdb

SHA256
888697c53127624da4db20414efee9faf5a524a861c4613ee0fdca8c0f3b42bf

SHA512
5c3d3acadbfb679e1d1a46f80fd89c5fb878525fd3aa8bacfd6163fe4a7e05853d2e07427f57c0c6d2ccaaa0f4a1d654580e70083ab8d6d2a13e1cfae31d7d07

Download Submit
memory/2080-59-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2080-58-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-33-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-46-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-56-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-55-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-54-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-53-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-52-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-51-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-21-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-28-0x00000000050C0000-0x00000000050C1000-memory.dmp

Filesize
4KB

Download
memory/2860-27-0x00000000050B0000-0x00000000050B1000-memory.dmp

Filesize
4KB

Download
memory/2860-26-0x0000000005110000-0x0000000005111000-memory.dmp

Filesize
4KB

Download
memory/2860-25-0x00000000050D0000-0x00000000050D1000-memory.dmp

Filesize
4KB

Download
memory/2860-24-0x00000000050F0000-0x00000000050F1000-memory.dmp

Filesize
4KB

Download
memory/2860-23-0x00000000050E0000-0x00000000050E1000-memory.dmp

Filesize
4KB

Download
memory/2860-29-0x0000000005130000-0x0000000005131000-memory.dmp

Filesize
4KB

Download
memory/2860-30-0x0000000005140000-0x0000000005141000-memory.dmp

Filesize
4KB

Download
memory/2860-47-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-32-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-45-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-44-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-43-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-31-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/2860-42-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/4164-6-0x0000000004A90000-0x0000000004A91000-memory.dmp

Filesize
4KB

Download
memory/4164-1-0x00000000777D6000-0x00000000777D8000-memory.dmp

Filesize
8KB

Download
memory/4164-5-0x0000000004A80000-0x0000000004A81000-memory.dmp

Filesize
4KB

Download
memory/4164-2-0x0000000004AB0000-0x0000000004AB1000-memory.dmp

Filesize
4KB

Download
memory/4164-4-0x0000000004AE0000-0x0000000004AE1000-memory.dmp

Filesize
4KB

Download
memory/4164-3-0x0000000004AA0000-0x0000000004AA1000-memory.dmp

Filesize
4KB

Download
memory/4164-0-0x0000000000E90000-0x0000000001346000-memory.dmp

Filesize
4.7MB

Download
memory/4164-8-0x0000000004B00000-0x0000000004B01000-memory.dmp

Filesize
4KB

Download
memory/4164-7-0x0000000004B10000-0x0000000004B11000-memory.dmp

Filesize
4KB

Download
memory/4164-19-0x0000000000E90000-0x0000000001346000-memory.dmp

Filesize
4.7MB

Download
memory/4984-50-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/4984-49-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/5008-39-0x0000000004D30000-0x0000000004D31000-memory.dmp

Filesize
4KB

Download
memory/5008-36-0x0000000004D40000-0x0000000004D41000-memory.dmp

Filesize
4KB

Download
memory/5008-40-0x0000000004D60000-0x0000000004D61000-memory.dmp

Filesize
4KB

Download
memory/5008-38-0x0000000004D20000-0x0000000004D21000-memory.dmp

Filesize
4KB

Download
memory/5008-37-0x0000000004D80000-0x0000000004D81000-memory.dmp

Filesize
4KB

Download
memory/5008-41-0x0000000000860000-0x0000000000D16000-memory.dmp

Filesize
4.7MB

Download
memory/5008-35-0x0000000004D50000-0x0000000004D51000-memory.dmp

Filesize
4KB

Download