amadey | 293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34

Analysis

max time kernel
142s
max time network
54s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
02-07-2024 08:28

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General

Target

293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe
Size

1.8MB
MD5

7a8bac3f5acf1eda5eda930188b1f1ff
SHA1

7635524bfa8216b9a9a191d95407dea9da5691a2
SHA256

293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34
SHA512

25448215f196d052a13daab8efb615940846ae3a6778f4fcbf70da335f1f86fadc57aa160cc9d09a3fd1c30500de5d58dc4134f664561a2cc6f8104923632cf7
SSDEEP

49152:DsT60W4a7VJ0G1ysG3uFdOFgyyyILSPTTgle1CPuxa:DslO6G1ysG3uFcFgyyNeIR

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 4 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.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 8 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

explorti.exe293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exeexplorti.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	293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.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\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.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:

293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe

Executes dropped EXE 3 IoCs

Processes:

explorti.exeexplorti.exeexplorti.exe

pid process

5048 explorti.exe
4024 explorti.exe
4164 explorti.exe

pid	process
5048	explorti.exe
4024	explorti.exe
4164	explorti.exe

Identifies Wine through registry keys 2 TTPs 4 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.exe293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.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	293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.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 4 IoCs

Processes:

293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exeexplorti.exeexplorti.exeexplorti.exe

pid process

2816 293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe
5048 explorti.exe
4024 explorti.exe
4164 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe

description ioc process

File created C:\Windows\Tasks\explorti.job 293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.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	293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
2816	293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe
2816	293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe
5048	explorti.exe
5048	explorti.exe
4024	explorti.exe
4024	explorti.exe
4164	explorti.exe
4164	explorti.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe

pid process

2816 293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe

description	pid	process	target process
PID 2816 wrote to memory of 5048	2816	293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe	explorti.exe
PID 2816 wrote to memory of 5048	2816	293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe	explorti.exe
PID 2816 wrote to memory of 5048	2816	293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe	explorti.exe

C:\Users\Admin\AppData\Local\Temp\293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.exe
"C:\Users\Admin\AppData\Local\Temp\293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34.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 FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2816

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:5048

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:4024

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:4164

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

Replay Monitor

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Downloads

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

MD5
7a8bac3f5acf1eda5eda930188b1f1ff

SHA1
7635524bfa8216b9a9a191d95407dea9da5691a2

SHA256
293e279871d1af80630455e2d07cca54868922a78683dd44265ad77b88cbac34

SHA512
25448215f196d052a13daab8efb615940846ae3a6778f4fcbf70da335f1f86fadc57aa160cc9d09a3fd1c30500de5d58dc4134f664561a2cc6f8104923632cf7

Download Submit
memory/2816-17-0x0000000000500000-0x00000000009A6000-memory.dmp

Filesize
4.6MB

Download
memory/2816-2-0x0000000000501000-0x000000000052F000-memory.dmp

Filesize
184KB

Download
memory/2816-3-0x0000000000500000-0x00000000009A6000-memory.dmp

Filesize
4.6MB

Download
memory/2816-5-0x0000000000500000-0x00000000009A6000-memory.dmp

Filesize
4.6MB

Download
memory/2816-1-0x0000000077594000-0x0000000077596000-memory.dmp

Filesize
8KB

Download
memory/2816-0-0x0000000000500000-0x00000000009A6000-memory.dmp

Filesize
4.6MB

Download
memory/4024-32-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/4024-31-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/4024-30-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/4024-29-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/4164-41-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/4164-40-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-27-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-36-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-26-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-24-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-23-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-22-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-19-0x0000000000D21000-0x0000000000D4F000-memory.dmp

Filesize
184KB

Download
memory/5048-21-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-33-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-34-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-35-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-25-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-37-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-38-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-20-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-18-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-42-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-43-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-44-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-45-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-46-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download
memory/5048-47-0x0000000000D20000-0x00000000011C6000-memory.dmp

Filesize
4.6MB

Download