amadey | 03b054227a8f087a0b939c8f88d9ab8c11ef6634db7167be7bb07d78808f1e57

General

Target

b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe
Size

1.7MB
MD5

b74e25bfe1ef2b74dea5d8955d654c20
SHA1

a32dc324923d256dbfbf7cfb222862d42f7248d2
SHA256

03b054227a8f087a0b939c8f88d9ab8c11ef6634db7167be7bb07d78808f1e57
SHA512

4b140ff1bb6aa3d484f321d9713889a1cdd5cd3cbe3b9b10acacb9bf98348a11dbe2b54f2023f6e5b3fd051e9b5bbcf6f72b7b1b2a2bb9434e601aceb0eb4043
SSDEEP

49152:LjA8ggSDcajICf3Ckh7lzBmwrqNGOHWG/gQtHyftAmYirEI5:Lc8h6Zh7Xmwr+HboQtSlAmYIX

Score

10^/10

amadey 18befc evasion themida trojan

Malware Config

Extracted

Family

amadey

Version

4.20

Botnet

18befc

C2

http://5.42.96.141

Attributes

install_dir
908f070dff
install_file
explorku.exe
strings_key
b25a9385246248a95c600f9a061438e1
url_paths
/go34ko8/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

Processes:

b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exeexplorku.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorku.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

Processes:

b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exeexplorku.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorku.exe

Executes dropped EXE 1 IoCs

Processes:

explorku.exe

pid process

2044 explorku.exe
Loads dropped DLL 1 IoCs

Processes:

b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe

pid process

1684 b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe

pid	process
2044	explorku.exe

pid	process
1684	b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe

Themida packer 21 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/1684-0-0x0000000001290000-0x00000000017E1000-memory.dmp	themida
behavioral1/memory/1684-1-0x0000000001290000-0x00000000017E1000-memory.dmp	themida
behavioral1/memory/1684-2-0x0000000001290000-0x00000000017E1000-memory.dmp	themida
behavioral1/memory/1684-3-0x0000000001290000-0x00000000017E1000-memory.dmp	themida
behavioral1/memory/1684-4-0x0000000001290000-0x00000000017E1000-memory.dmp	themida
behavioral1/memory/1684-8-0x0000000001290000-0x00000000017E1000-memory.dmp	themida
behavioral1/memory/1684-7-0x0000000001290000-0x00000000017E1000-memory.dmp	themida
behavioral1/memory/1684-6-0x0000000001290000-0x00000000017E1000-memory.dmp	themida
behavioral1/memory/1684-5-0x0000000001290000-0x00000000017E1000-memory.dmp	themida
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe	themida
behavioral1/memory/2044-24-0x0000000000110000-0x0000000000661000-memory.dmp	themida
behavioral1/memory/2044-29-0x0000000000110000-0x0000000000661000-memory.dmp	themida
behavioral1/memory/2044-28-0x0000000000110000-0x0000000000661000-memory.dmp	themida
behavioral1/memory/2044-26-0x0000000000110000-0x0000000000661000-memory.dmp	themida
behavioral1/memory/2044-25-0x0000000000110000-0x0000000000661000-memory.dmp	themida
behavioral1/memory/2044-22-0x0000000000110000-0x0000000000661000-memory.dmp	themida
behavioral1/memory/2044-21-0x0000000000110000-0x0000000000661000-memory.dmp	themida
behavioral1/memory/2044-27-0x0000000000110000-0x0000000000661000-memory.dmp	themida
behavioral1/memory/2044-23-0x0000000000110000-0x0000000000661000-memory.dmp	themida
behavioral1/memory/1684-20-0x0000000001290000-0x00000000017E1000-memory.dmp	themida
behavioral1/memory/2044-31-0x0000000000110000-0x0000000000661000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exeexplorku.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	explorku.exe

Drops file in Windows directory 1 IoCs

Processes:

b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe

description ioc process

File created C:\Windows\Tasks\explorku.job b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe

pid process

1684 b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe

description	ioc	process
File created	C:\Windows\Tasks\explorku.job	b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe

pid	process
1684	b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe

description	pid	process	target process
PID 1684 wrote to memory of 2044	1684	b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe	explorku.exe
PID 1684 wrote to memory of 2044	1684	b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe	explorku.exe
PID 1684 wrote to memory of 2044	1684	b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe	explorku.exe
PID 1684 wrote to memory of 2044	1684	b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe	explorku.exe

C:\Users\Admin\AppData\Local\Temp\b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\b74e25bfe1ef2b74dea5d8955d654c20_NeikiAnalytics.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
  "C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Checks whether UAC is enabled
  PID:2044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe

Filesize
1.7MB

MD5
b74e25bfe1ef2b74dea5d8955d654c20

SHA1
a32dc324923d256dbfbf7cfb222862d42f7248d2

SHA256
03b054227a8f087a0b939c8f88d9ab8c11ef6634db7167be7bb07d78808f1e57

SHA512
4b140ff1bb6aa3d484f321d9713889a1cdd5cd3cbe3b9b10acacb9bf98348a11dbe2b54f2023f6e5b3fd051e9b5bbcf6f72b7b1b2a2bb9434e601aceb0eb4043

Download Submit
memory/1684-8-0x0000000001290000-0x00000000017E1000-memory.dmp

Filesize
5.3MB

Download
memory/1684-0-0x0000000001290000-0x00000000017E1000-memory.dmp

Filesize
5.3MB

Download
memory/1684-20-0x0000000001290000-0x00000000017E1000-memory.dmp

Filesize
5.3MB

Download
memory/1684-4-0x0000000001290000-0x00000000017E1000-memory.dmp

Filesize
5.3MB

Download
memory/1684-2-0x0000000001290000-0x00000000017E1000-memory.dmp

Filesize
5.3MB

Download
memory/1684-7-0x0000000001290000-0x00000000017E1000-memory.dmp

Filesize
5.3MB

Download
memory/1684-6-0x0000000001290000-0x00000000017E1000-memory.dmp

Filesize
5.3MB

Download
memory/1684-5-0x0000000001290000-0x00000000017E1000-memory.dmp

Filesize
5.3MB

Download
memory/1684-10-0x0000000000470000-0x0000000000471000-memory.dmp

Filesize
4KB

Download
memory/1684-1-0x0000000001290000-0x00000000017E1000-memory.dmp

Filesize
5.3MB

Download
memory/1684-3-0x0000000001290000-0x00000000017E1000-memory.dmp

Filesize
5.3MB

Download
memory/2044-29-0x0000000000110000-0x0000000000661000-memory.dmp

Filesize
5.3MB

Download
memory/2044-28-0x0000000000110000-0x0000000000661000-memory.dmp

Filesize
5.3MB

Download
memory/2044-26-0x0000000000110000-0x0000000000661000-memory.dmp

Filesize
5.3MB

Download
memory/2044-25-0x0000000000110000-0x0000000000661000-memory.dmp

Filesize
5.3MB

Download
memory/2044-22-0x0000000000110000-0x0000000000661000-memory.dmp

Filesize
5.3MB

Download
memory/2044-21-0x0000000000110000-0x0000000000661000-memory.dmp

Filesize
5.3MB

Download
memory/2044-27-0x0000000000110000-0x0000000000661000-memory.dmp

Filesize
5.3MB

Download
memory/2044-23-0x0000000000110000-0x0000000000661000-memory.dmp

Filesize
5.3MB

Download
memory/2044-24-0x0000000000110000-0x0000000000661000-memory.dmp

Filesize
5.3MB

Download
memory/2044-31-0x0000000000110000-0x0000000000661000-memory.dmp

Filesize
5.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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