amadey | 62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317

Analysis

max time kernel
146s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240611-en
resource tags

arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
submitted
29-06-2024 01:50

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General

Target

62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
Size

1.8MB
MD5

b2025d4ecfad6230593505797daa1424
SHA1

d498240e4d56e94f3fb3b4819d7b6b8a153f101e
SHA256

62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317
SHA512

9389538f722a9a7217df3d4d8a5a8708ddaf00d4fdb0dea861b35eecd755e53d0afa7c96c885ce15aa5dedb254466741488b1d12c85266a3e8816a785fa63f79
SSDEEP

49152:GlVVQYfzo2l1T4gkTBhHtBITOj3nkhuuV:yLrbD4DTH7JnkhZV

Score

10^/10

amadey 4dd39d evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

http://77.91.77.82

Attributes

install_dir
ad40971b6b
install_file
explorti.exe
strings_key
a434973ad22def7137dbb5e059b7081e
url_paths
/Hun4Ko/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

Processes:

explorti.exe62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.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

Processes:

explorti.exeexplorti.exeexplorti.exe62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exeexplorti.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
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\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
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	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe

Executes dropped EXE 4 IoCs

Processes:

explorti.exeexplorti.exeexplorti.exeexplorti.exe

pid process

3036 explorti.exe
4208 explorti.exe
4980 explorti.exe
4060 explorti.exe

pid	process
3036	explorti.exe
4208	explorti.exe
4980	explorti.exe
4060	explorti.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

Processes:

62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
Key opened	\REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine	explorti.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

pid process

4876 62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
3036 explorti.exe
4208 explorti.exe
4980 explorti.exe
4060 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe

description ioc process

File created C:\Windows\Tasks\explorti.job 62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\Tasks\explorti.job	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
4876	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
4876	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
3036	explorti.exe
3036	explorti.exe
4208	explorti.exe
4208	explorti.exe
4980	explorti.exe
4980	explorti.exe
4060	explorti.exe
4060	explorti.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe

description	pid	process	target process
PID 4876 wrote to memory of 3036	4876	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe	explorti.exe
PID 4876 wrote to memory of 3036	4876	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe	explorti.exe
PID 4876 wrote to memory of 3036	4876	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe	explorti.exe

C:\Users\Admin\AppData\Local\Temp\62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
"C:\Users\Admin\AppData\Local\Temp\62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.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:4876

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\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:3036

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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:4208

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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:4980

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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:4060

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
Filesize
1.8MB

MD5
b2025d4ecfad6230593505797daa1424

SHA1
d498240e4d56e94f3fb3b4819d7b6b8a153f101e

SHA256
62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317

SHA512
9389538f722a9a7217df3d4d8a5a8708ddaf00d4fdb0dea861b35eecd755e53d0afa7c96c885ce15aa5dedb254466741488b1d12c85266a3e8816a785fa63f79

Download Submit
memory/3036-30-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-32-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-50-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-41-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-43-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-31-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-46-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-19-0x0000000000451000-0x000000000047F000-memory.dmp

Filesize
184KB

Download
memory/3036-20-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-21-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-22-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-44-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-25-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-36-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-35-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-28-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-34-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-45-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-18-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-42-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/3036-33-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/4060-49-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/4060-48-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/4208-27-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/4208-26-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/4208-24-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/4208-29-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/4876-5-0x0000000000A40000-0x0000000000EE3000-memory.dmp

Filesize
4.6MB

Download
memory/4876-2-0x0000000000A41000-0x0000000000A6F000-memory.dmp

Filesize
184KB

Download
memory/4876-17-0x0000000000A40000-0x0000000000EE3000-memory.dmp

Filesize
4.6MB

Download
memory/4876-1-0x0000000076FB6000-0x0000000076FB8000-memory.dmp

Filesize
8KB

Download
memory/4876-0-0x0000000000A40000-0x0000000000EE3000-memory.dmp

Filesize
4.6MB

Download
memory/4876-3-0x0000000000A40000-0x0000000000EE3000-memory.dmp

Filesize
4.6MB

Download
memory/4980-40-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download
memory/4980-38-0x0000000000450000-0x00000000008F3000-memory.dmp

Filesize
4.6MB

Download