amadey | 05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b

Analysis

max time kernel
148s
max time network
152s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
18-11-2024 09:06

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General

Target

05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe
Size

1.8MB
MD5

9f19715dd391f218b53e5c8cd8769788
SHA1

f15c028f7112c91342fb59d6a9e841355a484536
SHA256

05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b
SHA512

09f4b8080bf012399bac9b55d877c8797b3abdff01b699363a0c7eb21555e70c21dd8b3cbb5d521de6e3c19d29623836f85040c7b6db2b7fe72f89d21c07c474
SSDEEP

24576:xvtUz1CiwgJ1+U+hcGSHUn0DtArD8U/+VcuqM/F1DBHgb8cKzUu3Drxi4426yIf9:V6BJnuEUe1tHgbcouTNfJGf43Qz

Score

10^/10

amadey 9c9aa5 discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

http://185.215.113.43

Attributes

install_dir
abc3bc1985
install_file
skotes.exe
strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
url_paths
/Zu7JuNko/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Amadey family
amadey

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b25bbcc593.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 6 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\SystemBiosVersion	05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b25bbcc593.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b25bbcc593.exe

Executes dropped EXE 2 IoCs

pid	Process
2924	skotes.exe
1352	b25bbcc593.exe

Identifies Wine through registry keys 2 TTPs 3 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-1-5-21-2039016743-699959520-214465309-1000\Software\Wine	05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Wine	b25bbcc593.exe

Loads dropped DLL 3 IoCs

pid	Process
2608	05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe
2924	skotes.exe
2924	skotes.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
2608	05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe
2924	skotes.exe
1352	b25bbcc593.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b25bbcc593.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2608	05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe
2924	skotes.exe
1352	b25bbcc593.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2608	05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2608 wrote to memory of 2924	2608	05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe	31
PID 2608 wrote to memory of 2924	2608	05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe	31
PID 2608 wrote to memory of 2924	2608	05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe	31
PID 2608 wrote to memory of 2924	2608	05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe	31
PID 2924 wrote to memory of 1352	2924	skotes.exe	34
PID 2924 wrote to memory of 1352	2924	skotes.exe	34
PID 2924 wrote to memory of 1352	2924	skotes.exe	34
PID 2924 wrote to memory of 1352	2924	skotes.exe	34

C:\Users\Admin\AppData\Local\Temp\05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.exe
"C:\Users\Admin\AppData\Local\Temp\05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b.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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2608
- C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
  "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Loads dropped DLL
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2924
- - C:\Users\Admin\AppData\Local\Temp\1007117001\b25bbcc593.exe
    "C:\Users\Admin\AppData\Local\Temp\1007117001\b25bbcc593.exe"
    3⤵
    - 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
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:1352

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\1007117001\b25bbcc593.exe

Filesize
4.2MB

MD5
ecbc8e5795841534da310554cf558564

SHA1
4f5c4a459c679a613083fb8ebeaf6b72a62099c4

SHA256
4ba3a14b8848a345ee40fe5e6c9a08a3bf7ecfaff176350082871a35a90973ea

SHA512
4f74e57b352d9e64ea7abacf59a44159640a5607dd405ecf70dfe1fc71701d70d696d08e2c58846528b6e2e7931b4edb6b12467fd22c54c38b7fb060ffe2685c

Download Submit
\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

Filesize
1.8MB

MD5
9f19715dd391f218b53e5c8cd8769788

SHA1
f15c028f7112c91342fb59d6a9e841355a484536

SHA256
05188769a92d7f5b44ae6b06ab64eb799b09714e4cfa786131f1f80b06777b1b

SHA512
09f4b8080bf012399bac9b55d877c8797b3abdff01b699363a0c7eb21555e70c21dd8b3cbb5d521de6e3c19d29623836f85040c7b6db2b7fe72f89d21c07c474

Download Submit
memory/1352-64-0x00000000002F0000-0x0000000000E98000-memory.dmp

Filesize
11.7MB

Download
memory/1352-53-0x00000000002F0000-0x0000000000E98000-memory.dmp

Filesize
11.7MB

Download
memory/1352-56-0x00000000002F0000-0x0000000000E98000-memory.dmp

Filesize
11.7MB

Download
memory/1352-58-0x00000000002F0000-0x0000000000E98000-memory.dmp

Filesize
11.7MB

Download
memory/1352-60-0x00000000002F0000-0x0000000000E98000-memory.dmp

Filesize
11.7MB

Download
memory/1352-66-0x00000000002F0000-0x0000000000E98000-memory.dmp

Filesize
11.7MB

Download
memory/1352-62-0x00000000002F0000-0x0000000000E98000-memory.dmp

Filesize
11.7MB

Download
memory/2608-0-0x0000000000250000-0x0000000000722000-memory.dmp

Filesize
4.8MB

Download
memory/2608-17-0x0000000000250000-0x0000000000722000-memory.dmp

Filesize
4.8MB

Download
memory/2608-6-0x0000000000250000-0x0000000000722000-memory.dmp

Filesize
4.8MB

Download
memory/2608-4-0x0000000000250000-0x0000000000722000-memory.dmp

Filesize
4.8MB

Download
memory/2608-1-0x00000000774D0000-0x00000000774D2000-memory.dmp

Filesize
8KB

Download
memory/2608-2-0x0000000000251000-0x000000000027F000-memory.dmp

Filesize
184KB

Download
memory/2608-3-0x0000000000250000-0x0000000000722000-memory.dmp

Filesize
4.8MB

Download
memory/2924-30-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-54-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-28-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-29-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-26-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-31-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-32-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-33-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-34-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-25-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-24-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-52-0x0000000006A30000-0x00000000075D8000-memory.dmp

Filesize
11.7MB

Download
memory/2924-51-0x0000000006A30000-0x00000000075D8000-memory.dmp

Filesize
11.7MB

Download
memory/2924-27-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-55-0x0000000006A30000-0x00000000075D8000-memory.dmp

Filesize
11.7MB

Download
memory/2924-23-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-57-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-22-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-59-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-21-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-61-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-19-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-63-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-18-0x0000000000B61000-0x0000000000B8F000-memory.dmp

Filesize
184KB

Download
memory/2924-65-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download
memory/2924-15-0x0000000000B60000-0x0000000001032000-memory.dmp

Filesize
4.8MB

Download