amadey | 0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c

Analysis

max time kernel
143s
max time network
115s
platform
windows11-21h2_x64
resource
win11-20240611-en
resource tags

arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
submitted
28-06-2024 08:25

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General

Target

0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exe
Size

1.9MB
MD5

7ffa9d51763bdeae618760cbb2b88fda
SHA1

a0ffad2549049a8ffc3f69789f0212323f8307b1
SHA256

0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c
SHA512

c953119c9d8406679010354b0a6af53547c0a6c2c7de3413ea6cc787e494fe24eab218f25d9743ab2e69afe144b336bd3a8fafa374a1f13901e7cf57c6024674
SSDEEP

49152:oWkAR74TVv5bu2pGFXmSZ2FGUhUIukBjI/k3PMOo:R6Tt5bu2wtmHhUIuk1I/cML

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:

explorti.exeexplorti.exeexplorti.exe0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.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__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.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.exeexplorti.exe0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.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\SystemBiosVersion	0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.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

Executes dropped EXE 3 IoCs

Processes:

explorti.exeexplorti.exeexplorti.exe

pid process

4956 explorti.exe
3568 explorti.exe
4584 explorti.exe

pid	process
4956	explorti.exe
3568	explorti.exe
4584	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:

0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine	0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exe
Key opened	\REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine	explorti.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exeexplorti.exeexplorti.exeexplorti.exe

pid process

2716 0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exe
4956 explorti.exe
3568 explorti.exe
4584 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exe

description ioc process

File created C:\Windows\Tasks\explorti.job 0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.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	0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
2716	0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exe
2716	0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exe
4956	explorti.exe
4956	explorti.exe
3568	explorti.exe
3568	explorti.exe
4584	explorti.exe
4584	explorti.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exe

description	pid	process	target process
PID 2716 wrote to memory of 4956	2716	0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exe	explorti.exe
PID 2716 wrote to memory of 4956	2716	0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exe	explorti.exe
PID 2716 wrote to memory of 4956	2716	0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exe	explorti.exe

C:\Users\Admin\AppData\Local\Temp\0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.exe
"C:\Users\Admin\AppData\Local\Temp\0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c.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:2716

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:4956

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:3568

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:4584

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
1.9MB

MD5
7ffa9d51763bdeae618760cbb2b88fda

SHA1
a0ffad2549049a8ffc3f69789f0212323f8307b1

SHA256
0bb951cea057e86ec91f07160272f416128ca824291fe3bee6628fa57e36d70c

SHA512
c953119c9d8406679010354b0a6af53547c0a6c2c7de3413ea6cc787e494fe24eab218f25d9743ab2e69afe144b336bd3a8fafa374a1f13901e7cf57c6024674

Download Submit
memory/2716-17-0x0000000000CC0000-0x0000000001192000-memory.dmp

Filesize
4.8MB

Download
memory/2716-2-0x0000000000CC1000-0x0000000000CEF000-memory.dmp

Filesize
184KB

Download
memory/2716-3-0x0000000000CC0000-0x0000000001192000-memory.dmp

Filesize
4.8MB

Download
memory/2716-5-0x0000000000CC0000-0x0000000001192000-memory.dmp

Filesize
4.8MB

Download
memory/2716-1-0x0000000077036000-0x0000000077038000-memory.dmp

Filesize
8KB

Download
memory/2716-0-0x0000000000CC0000-0x0000000001192000-memory.dmp

Filesize
4.8MB

Download
memory/3568-28-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/3568-31-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/3568-30-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/3568-29-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4584-40-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4584-39-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-19-0x00000000000B1000-0x00000000000DF000-memory.dmp

Filesize
184KB

Download
memory/4956-34-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-26-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-24-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-23-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-22-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-21-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-32-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-33-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-25-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-35-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-36-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-37-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-20-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-18-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-41-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-42-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-43-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-44-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download
memory/4956-45-0x00000000000B0000-0x0000000000582000-memory.dmp

Filesize
4.8MB

Download