amadey | ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4

Analysis

max time kernel
149s
max time network
56s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
30-06-2024 17:53

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General

Target

ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
Size

1.8MB
MD5

76d9763d5e18d2393a9d39a352c091af
SHA1

cd567b0da59282219bce9c66d4ab6b674972b813
SHA256

ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4
SHA512

0b55c77ea2304c6831f633dfea138efe2ccb747175a95fa538fb5117d0fafa9977b2f9acaf687be605e9557f1a9a34e11d2b969e061e6fbf7cb51579cc8ab6c7
SSDEEP

49152:w9sT7xhGA/tXcxK+D5rEC/eig5rItUPGdi:ssT7nGSclD5rxQrIqPGI

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.exeexplorti.exeddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exeexplorti.exeexplorti.exe

description	ioc	process
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__	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.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.exeddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exeexplorti.exeexplorti.exe

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\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.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	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	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe

Executes dropped EXE 4 IoCs

Processes:

explorti.exeexplorti.exeexplorti.exeexplorti.exe

pid process

3292 explorti.exe
1064 explorti.exe
2996 explorti.exe
4396 explorti.exe

pid	process
3292	explorti.exe
1064	explorti.exe
2996	explorti.exe
4396	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:

explorti.exeddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	explorti.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

pid process

2968 ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
3292 explorti.exe
1064 explorti.exe
2996 explorti.exe
4396 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe

description ioc process

File created C:\Windows\Tasks\explorti.job ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.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	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
2968	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
2968	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
3292	explorti.exe
3292	explorti.exe
1064	explorti.exe
1064	explorti.exe
2996	explorti.exe
2996	explorti.exe
4396	explorti.exe
4396	explorti.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe

description	pid	process	target process
PID 2968 wrote to memory of 3292	2968	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe	explorti.exe
PID 2968 wrote to memory of 3292	2968	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe	explorti.exe
PID 2968 wrote to memory of 3292	2968	ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe	explorti.exe

C:\Users\Admin\AppData\Local\Temp\ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe
"C:\Users\Admin\AppData\Local\Temp\ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2968

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:3292

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:1064

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:2996

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:4396

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
76d9763d5e18d2393a9d39a352c091af

SHA1
cd567b0da59282219bce9c66d4ab6b674972b813

SHA256
ddbdc73249f7ec6bed0e0f37c160373d6b04879f9e6f1d43440447aada0f8ba4

SHA512
0b55c77ea2304c6831f633dfea138efe2ccb747175a95fa538fb5117d0fafa9977b2f9acaf687be605e9557f1a9a34e11d2b969e061e6fbf7cb51579cc8ab6c7

Download Submit
memory/1064-27-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/1064-30-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/1064-29-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/1064-28-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/2968-1-0x0000000077434000-0x0000000077436000-memory.dmp

Filesize
8KB

Download
memory/2968-2-0x0000000000181000-0x00000000001AF000-memory.dmp

Filesize
184KB

Download
memory/2968-3-0x0000000000180000-0x0000000000630000-memory.dmp

Filesize
4.7MB

Download
memory/2968-5-0x0000000000180000-0x0000000000630000-memory.dmp

Filesize
4.7MB

Download
memory/2968-17-0x0000000000180000-0x0000000000630000-memory.dmp

Filesize
4.7MB

Download
memory/2968-0-0x0000000000180000-0x0000000000630000-memory.dmp

Filesize
4.7MB

Download
memory/2996-38-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-20-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-35-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-25-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-23-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-22-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-21-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-19-0x0000000000611000-0x000000000063F000-memory.dmp

Filesize
184KB

Download
memory/3292-31-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-32-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-33-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-34-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-24-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-36-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-18-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-39-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-40-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-41-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-42-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-43-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/3292-44-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download
memory/4396-46-0x0000000000610000-0x0000000000AC0000-memory.dmp

Filesize
4.7MB

Download