amadey | b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
30-06-2024 04:01

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General

Target

b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe
Size

1.9MB
MD5

6c932f10489d6100981164c9e4887fad
SHA1

480f7688861f68f3fd8ba60c4c17836fe91dd561
SHA256

b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd
SHA512

3df9455fd37efb7ae5e917e5ed0a9c741fb2aabd83824892f96029ee6b8feda4991b421bd9c1e4612fa73cf586b303b7b9b5d77ac6c51803161a3aa053ea28e8
SSDEEP

49152:Nji9bUlndWxdW5azMW7gRnUX2CT1sU9eLu1BR0L6nE7uYeZu:S4/+dXzMcrX2C6UGL6nYuT

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:

b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.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
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:

b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.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
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

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:

b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe

Executes dropped EXE 4 IoCs

Processes:

explorti.exeexplorti.exeexplorti.exeexplorti.exe

pid process

648 explorti.exe
4944 explorti.exe
3844 explorti.exe
4040 explorti.exe

pid	process
648	explorti.exe
4944	explorti.exe
3844	explorti.exe
4040	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:

b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Wine	b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Wine	explorti.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

pid process

3104 b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe
648 explorti.exe
4944 explorti.exe
3844 explorti.exe
4040 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe

description ioc process

File created C:\Windows\Tasks\explorti.job b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.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	b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
3104	b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe
3104	b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe
648	explorti.exe
648	explorti.exe
4944	explorti.exe
4944	explorti.exe
3844	explorti.exe
3844	explorti.exe
4040	explorti.exe
4040	explorti.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe

pid process

3104 b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe

description	pid	process	target process
PID 3104 wrote to memory of 648	3104	b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe	explorti.exe
PID 3104 wrote to memory of 648	3104	b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe	explorti.exe
PID 3104 wrote to memory of 648	3104	b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe	explorti.exe

C:\Users\Admin\AppData\Local\Temp\b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.exe
"C:\Users\Admin\AppData\Local\Temp\b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd.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:3104

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:648

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:4944

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4156 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:8
1⤵
PID:1660

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:3844

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:4040

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
1.9MB

MD5
6c932f10489d6100981164c9e4887fad

SHA1
480f7688861f68f3fd8ba60c4c17836fe91dd561

SHA256
b3fae6c5156b4d6639974bfcb689efebe43244ca6ce4789681e7d0fecb97abbd

SHA512
3df9455fd37efb7ae5e917e5ed0a9c741fb2aabd83824892f96029ee6b8feda4991b421bd9c1e4612fa73cf586b303b7b9b5d77ac6c51803161a3aa053ea28e8

Download Submit
memory/648-30-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-32-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-25-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-38-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-42-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-40-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-18-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-27-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-20-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-21-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-22-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-43-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-34-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-33-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-19-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-41-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-29-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-39-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/648-31-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/3104-2-0x0000000001001000-0x000000000102F000-memory.dmp

Filesize
184KB

Download
memory/3104-1-0x0000000077C34000-0x0000000077C36000-memory.dmp

Filesize
8KB

Download
memory/3104-3-0x0000000001000000-0x00000000014D1000-memory.dmp

Filesize
4.8MB

Download
memory/3104-15-0x0000000001000000-0x00000000014D1000-memory.dmp

Filesize
4.8MB

Download
memory/3104-0-0x0000000001000000-0x00000000014D1000-memory.dmp

Filesize
4.8MB

Download
memory/3104-4-0x0000000001000000-0x00000000014D1000-memory.dmp

Filesize
4.8MB

Download
memory/3844-37-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/3844-36-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/4040-45-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/4944-28-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/4944-26-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download
memory/4944-24-0x0000000000E70000-0x0000000001341000-memory.dmp

Filesize
4.8MB

Download