amadey | 05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8

Analysis

max time kernel
294s
max time network
299s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
20-06-2024 22:31

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General

Target

05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe
Size

1.9MB
MD5

dc73adc923485c80cb9bfa857a1323b7
SHA1

cac875d0363a0b66eddaa89db7d9ab3d46d150d3
SHA256

05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8
SHA512

5d1f0db6513f1a4287673e1eecd4f91226e266e84afefb9c395042f71dd8ffee387ea1b0afb11a9a5a2012b0c5a769195e07de9fbf37e067f643c865b8eff25a
SSDEEP

49152:hJecRQfnax2eQuSOI+TRVxyX92ggKnvWGtD0iBlfO/Dk:hJ/2OEZ+tuXVJvZ5O/Q

Score

10^/10

amadey 0e6740 evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.21

Botnet

0e6740

http://147.45.47.155

Attributes

install_dir
9217037dc9
install_file
explortu.exe
strings_key
8e894a8a4a3d0da8924003a561cfb244
url_paths
/ku4Nor9/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 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explortu.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explortu.exe

Executes dropped EXE 1 IoCs

pid	Process
2688	explortu.exe

Identifies Wine through registry keys 2 TTPs 2 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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Wine	explortu.exe
Key opened	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Wine	05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe

Loads dropped DLL 1 IoCs

pid	Process
1928	05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1928	05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe
2688	explortu.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explortu.job	05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1928	05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe
2688	explortu.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1928	05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1928 wrote to memory of 2688	1928	05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe	28
PID 1928 wrote to memory of 2688	1928	05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe	28
PID 1928 wrote to memory of 2688	1928	05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe	28
PID 1928 wrote to memory of 2688	1928	05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe	28

C:\Users\Admin\AppData\Local\Temp\05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe
"C:\Users\Admin\AppData\Local\Temp\05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1928
- C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
  "C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.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:2688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe

Filesize
1.9MB

MD5
dc73adc923485c80cb9bfa857a1323b7

SHA1
cac875d0363a0b66eddaa89db7d9ab3d46d150d3

SHA256
05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8

SHA512
5d1f0db6513f1a4287673e1eecd4f91226e266e84afefb9c395042f71dd8ffee387ea1b0afb11a9a5a2012b0c5a769195e07de9fbf37e067f643c865b8eff25a

Download Submit
memory/1928-0-0x00000000012E0000-0x00000000017AF000-memory.dmp

Filesize
4.8MB

Download
memory/1928-1-0x0000000077D20000-0x0000000077D22000-memory.dmp

Filesize
8KB

Download
memory/1928-2-0x00000000012E1000-0x000000000130F000-memory.dmp

Filesize
184KB

Download
memory/1928-3-0x00000000012E0000-0x00000000017AF000-memory.dmp

Filesize
4.8MB

Download
memory/1928-5-0x00000000012E0000-0x00000000017AF000-memory.dmp

Filesize
4.8MB

Download
memory/1928-13-0x0000000006E20000-0x00000000072EF000-memory.dmp

Filesize
4.8MB

Download
memory/1928-16-0x00000000012E0000-0x00000000017AF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-30-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-35-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-19-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-21-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-22-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-23-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-24-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-25-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-26-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-27-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-28-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-29-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-17-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-31-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-32-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-33-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-34-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-18-0x0000000000C21000-0x0000000000C4F000-memory.dmp

Filesize
184KB

Download
memory/2688-36-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-37-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-38-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-39-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-40-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-41-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-42-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-43-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-44-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-45-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-46-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-47-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-48-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-49-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-50-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-51-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download
memory/2688-52-0x0000000000C20000-0x00000000010EF000-memory.dmp

Filesize
4.8MB

Download