amadey | 95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4

Analysis

max time kernel
142s
max time network
65s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
30-06-2024 15:25

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General

Target

95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exe
Size

1.8MB
MD5

e8d0840abf6e4db1b173ffcb6763abba
SHA1

7b732458e5e67f9a803b2904491b65a5dded367c
SHA256

95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4
SHA512

8626c18292e67260fc9b88ab9ed389a9026ab837bb3c56b2fbe1b7d8e0e0fd01651156c8d14b819f3d733ddb8a2ce86ccb8e2645c0167e1c0c04a098fa07f42f
SSDEEP

49152:5+N26JSCVIsOz9jMyAQZfrFwKe2r48Nx:FsVIsM9jMs7vRN

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:

95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.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:

95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.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	95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exe

Executes dropped EXE 3 IoCs

Processes:

explorti.exeexplorti.exeexplorti.exe

pid process

1316 explorti.exe
4156 explorti.exe
3432 explorti.exe

pid	process
1316	explorti.exe
4156	explorti.exe
3432	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.exe95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2457560273-69882387-977367775-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-2457560273-69882387-977367775-1000\Software\Wine	95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exe
Key opened	\REGISTRY\USER\S-1-5-21-2457560273-69882387-977367775-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-2457560273-69882387-977367775-1000\Software\Wine	explorti.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exeexplorti.exeexplorti.exeexplorti.exe

pid process

396 95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exe
1316 explorti.exe
4156 explorti.exe
3432 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exe

description ioc process

File created C:\Windows\Tasks\explorti.job 95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.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	95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
396	95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exe
396	95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exe
1316	explorti.exe
1316	explorti.exe
4156	explorti.exe
4156	explorti.exe
3432	explorti.exe
3432	explorti.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exe

pid process

396 95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exe

description	pid	process	target process
PID 396 wrote to memory of 1316	396	95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exe	explorti.exe
PID 396 wrote to memory of 1316	396	95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exe	explorti.exe
PID 396 wrote to memory of 1316	396	95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exe	explorti.exe

C:\Users\Admin\AppData\Local\Temp\95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.exe
"C:\Users\Admin\AppData\Local\Temp\95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4.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 FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:396

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:1316

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:4156

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:3432

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
e8d0840abf6e4db1b173ffcb6763abba

SHA1
7b732458e5e67f9a803b2904491b65a5dded367c

SHA256
95976a1544d43883616af17fd8ef5f70c20b0a6600cf98e192fdbd3342a644b4

SHA512
8626c18292e67260fc9b88ab9ed389a9026ab837bb3c56b2fbe1b7d8e0e0fd01651156c8d14b819f3d733ddb8a2ce86ccb8e2645c0167e1c0c04a098fa07f42f

Download Submit
memory/396-0-0x00000000004F0000-0x00000000009AD000-memory.dmp

Filesize
4.7MB

Download
memory/396-1-0x0000000077A16000-0x0000000077A18000-memory.dmp

Filesize
8KB

Download
memory/396-2-0x00000000004F1000-0x000000000051F000-memory.dmp

Filesize
184KB

Download
memory/396-3-0x00000000004F0000-0x00000000009AD000-memory.dmp

Filesize
4.7MB

Download
memory/396-5-0x00000000004F0000-0x00000000009AD000-memory.dmp

Filesize
4.7MB

Download
memory/396-17-0x00000000004F0000-0x00000000009AD000-memory.dmp

Filesize
4.7MB

Download
memory/1316-27-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-38-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-20-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-21-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-22-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-23-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-24-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-25-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-26-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-18-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-28-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-29-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-46-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-45-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-44-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-40-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-35-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-36-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-37-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-19-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/1316-39-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/3432-42-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/3432-43-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/4156-34-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/4156-33-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/4156-32-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download
memory/4156-31-0x0000000000380000-0x000000000083D000-memory.dmp

Filesize
4.7MB

Download