amadey | d4e13faefc09eb85be337713e8899e9f6761d45593e33d19b14ac6f986b2a103

Analysis

max time kernel
141s
max time network
142s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-11-2024 03:40

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General

Target

2IHJC_file.exe
Size

1.8MB
MD5

5ca58d76edc0e7291bf3d6bad7edbbe9
SHA1

694124bf2e8d817b7f188706bbc49d0088317fe2
SHA256

d4e13faefc09eb85be337713e8899e9f6761d45593e33d19b14ac6f986b2a103
SHA512

82b990ce963247c140161ce9ab28c79c5b4d648ddf46d622e152e3c0d79842be1cf1009a493b7af37b83976f36c05b56e353c6f7166dfc701979f87447f51fad
SSDEEP

49152:JzqRbJAOwImTwJuvYsiI5kDbZF6j9FWHK:wRVA8xobiI566j9Aq

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

Processes:

2IHJC_file.exeskotes.exeda72d24727.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	2IHJC_file.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	da72d24727.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

Processes:

2IHJC_file.exeskotes.exeda72d24727.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	2IHJC_file.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	2IHJC_file.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	da72d24727.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	da72d24727.exe

Executes dropped EXE 3 IoCs

Processes:

skotes.exeda72d24727.exe05L6BBv.exe

pid	Process
824	skotes.exe
1732	da72d24727.exe
2928	05L6BBv.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

Processes:

2IHJC_file.exeskotes.exeda72d24727.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	2IHJC_file.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	da72d24727.exe

Loads dropped DLL 4 IoCs

Processes:

2IHJC_file.exeskotes.exe

pid	Process
2368	2IHJC_file.exe
2368	2IHJC_file.exe
824	skotes.exe
824	skotes.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

Processes:

2IHJC_file.exeskotes.exeda72d24727.exe

pid	Process
2368	2IHJC_file.exe
824	skotes.exe
1732	da72d24727.exe

Drops file in Windows directory 1 IoCs

Processes:

2IHJC_file.exe

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	2IHJC_file.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

Processes:

2IHJC_file.exeskotes.exeda72d24727.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2IHJC_file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	da72d24727.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

2IHJC_file.exeskotes.exeda72d24727.exe

pid	Process
2368	2IHJC_file.exe
824	skotes.exe
1732	da72d24727.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

2IHJC_file.exe

pid	Process
2368	2IHJC_file.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

2IHJC_file.exeskotes.exe

description	pid	Process	procid_target
PID 2368 wrote to memory of 824	2368	2IHJC_file.exe	30
PID 2368 wrote to memory of 824	2368	2IHJC_file.exe	30
PID 2368 wrote to memory of 824	2368	2IHJC_file.exe	30
PID 2368 wrote to memory of 824	2368	2IHJC_file.exe	30
PID 824 wrote to memory of 1732	824	skotes.exe	33
PID 824 wrote to memory of 1732	824	skotes.exe	33
PID 824 wrote to memory of 1732	824	skotes.exe	33
PID 824 wrote to memory of 1732	824	skotes.exe	33

C:\Users\Admin\AppData\Local\Temp\2IHJC_file.exe
"C:\Users\Admin\AppData\Local\Temp\2IHJC_file.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:2368
- 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:824
- - C:\Users\Admin\AppData\Local\Temp\1008616001\da72d24727.exe
    "C:\Users\Admin\AppData\Local\Temp\1008616001\da72d24727.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:1732
- - C:\Users\Admin\AppData\Local\Temp\1008618001\05L6BBv.exe
    "C:\Users\Admin\AppData\Local\Temp\1008618001\05L6BBv.exe"
    3⤵
    - Executes dropped EXE
    PID:2928

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\1008616001\da72d24727.exe

Filesize
4.2MB

MD5
f35acf76c5ace4e007dc64fcde784dbe

SHA1
8c3fbdc41b3d357b06902049e2ad6f2e4d136344

SHA256
86088c0dfa1761f1989204ae2d46a3a0b3defaf379a2ccd0b81b0067aae8ec07

SHA512
81c0f7526b83b76e9dbf8fa1256baa0945df7337dc876f45b774651449ef98d776b371d0ec91ff771dad0e722bdb2358205bfeaefc5559e738da157111f3002a

Download Submit
C:\Users\Admin\AppData\Local\Temp\1008618001\05L6BBv.exe

Filesize
243KB

MD5
b73ecb016b35d5b7acb91125924525e5

SHA1
37fe45c0a85900d869a41f996dd19949f78c4ec4

SHA256
b3982e67820abc7b41818a7236232ce6de92689b76b6f152fab9ef302528566d

SHA512
0bea9890dbcd3afd2889d0e7c0f2746995169e7b424f58d4998c50bc49d2b37d30f5bd1845d3079b25f9963af2b71f136719cbd9fda37f7b85874992096b3e1d

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

Filesize
1.8MB

MD5
5ca58d76edc0e7291bf3d6bad7edbbe9

SHA1
694124bf2e8d817b7f188706bbc49d0088317fe2

SHA256
d4e13faefc09eb85be337713e8899e9f6761d45593e33d19b14ac6f986b2a103

SHA512
82b990ce963247c140161ce9ab28c79c5b4d648ddf46d622e152e3c0d79842be1cf1009a493b7af37b83976f36c05b56e353c6f7166dfc701979f87447f51fad

Download Submit
memory/824-23-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-22-0x00000000013A1000-0x00000000013CF000-memory.dmp

Filesize
184KB

Download
memory/824-82-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-61-0x0000000006B70000-0x00000000077C1000-memory.dmp

Filesize
12.3MB

Download
memory/824-81-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-63-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-80-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-79-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-78-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-25-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-26-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-27-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-77-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-36-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-37-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-76-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-46-0x0000000006B70000-0x00000000077C1000-memory.dmp

Filesize
12.3MB

Download
memory/824-48-0x0000000006B70000-0x00000000077C1000-memory.dmp

Filesize
12.3MB

Download
memory/824-49-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-75-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-74-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-70-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-21-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-65-0x0000000006B70000-0x00000000077C1000-memory.dmp

Filesize
12.3MB

Download
memory/824-68-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/824-66-0x00000000013A0000-0x0000000001865000-memory.dmp

Filesize
4.8MB

Download
memory/1732-47-0x0000000001380000-0x0000000001FD1000-memory.dmp

Filesize
12.3MB

Download
memory/1732-64-0x0000000001380000-0x0000000001FD1000-memory.dmp

Filesize
12.3MB

Download
memory/1732-69-0x0000000001380000-0x0000000001FD1000-memory.dmp

Filesize
12.3MB

Download
memory/1732-62-0x0000000001380000-0x0000000001FD1000-memory.dmp

Filesize
12.3MB

Download
memory/1732-71-0x0000000001380000-0x0000000001FD1000-memory.dmp

Filesize
12.3MB

Download
memory/1732-67-0x0000000001380000-0x0000000001FD1000-memory.dmp

Filesize
12.3MB

Download
memory/1732-73-0x0000000001380000-0x0000000001FD1000-memory.dmp

Filesize
12.3MB

Download
memory/2368-1-0x0000000077820000-0x0000000077822000-memory.dmp

Filesize
8KB

Download
memory/2368-5-0x0000000000860000-0x0000000000D25000-memory.dmp

Filesize
4.8MB

Download
memory/2368-2-0x0000000000861000-0x000000000088F000-memory.dmp

Filesize
184KB

Download
memory/2368-0-0x0000000000860000-0x0000000000D25000-memory.dmp

Filesize
4.8MB

Download
memory/2368-3-0x0000000000860000-0x0000000000D25000-memory.dmp

Filesize
4.8MB

Download
memory/2368-20-0x0000000006A00000-0x0000000006EC5000-memory.dmp

Filesize
4.8MB

Download
memory/2368-18-0x0000000000860000-0x0000000000D25000-memory.dmp

Filesize
4.8MB

Download
memory/2368-9-0x0000000000860000-0x0000000000D25000-memory.dmp

Filesize
4.8MB

Download