neconyd | d42d0bcec7908cf5141db8b57a09f5011b7f75943fcf4b4606c5e9e435ee1810

Analysis

max time kernel
145s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-12-2024 03:07

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General

Target

d42d0bcec7908cf5141db8b57a09f5011b7f75943fcf4b4606c5e9e435ee1810.exe
Size

90KB
MD5

d1cbebb87a50f19ebe40d068ab9b2e3a
SHA1

1a40cc5fb7be80577cc1eabd53a48e6d8d64c4ea
SHA256

d42d0bcec7908cf5141db8b57a09f5011b7f75943fcf4b4606c5e9e435ee1810
SHA512

c10eb92a6879effb6c9502eaafb327857f918cc0b820dc1015a072e55eaf3aaa37a9df13e857bca0145e0621989d586e1b6bd6727c5b16ed5f3630d6fabb439d
SSDEEP

768:EMEIvFGvZEr8LFK0ic46N4zeSdPAHwmZGp6JXXlaa5uAa:EbIvYvZEyFKF6N4aS5AQmZTl/5i

Score

10^/10

neconyd discovery trojan

Malware Config

Extracted

Family

neconyd

http://ow5dirasuek.com/

http://mkkuei4kdsz.com/

http://lousta.net/

Signatures

Neconyd
Neconyd is a trojan written in C++.
trojan neconyd
Neconyd family
neconyd

Executes dropped EXE 3 IoCs

pid	Process
4716	omsecor.exe
4088	omsecor.exe
5036	omsecor.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	d42d0bcec7908cf5141db8b57a09f5011b7f75943fcf4b4606c5e9e435ee1810.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2588 wrote to memory of 4716	2588	d42d0bcec7908cf5141db8b57a09f5011b7f75943fcf4b4606c5e9e435ee1810.exe	82
PID 2588 wrote to memory of 4716	2588	d42d0bcec7908cf5141db8b57a09f5011b7f75943fcf4b4606c5e9e435ee1810.exe	82
PID 2588 wrote to memory of 4716	2588	d42d0bcec7908cf5141db8b57a09f5011b7f75943fcf4b4606c5e9e435ee1810.exe	82
PID 4716 wrote to memory of 4088	4716	omsecor.exe	92
PID 4716 wrote to memory of 4088	4716	omsecor.exe	92
PID 4716 wrote to memory of 4088	4716	omsecor.exe	92
PID 4088 wrote to memory of 5036	4088	omsecor.exe	93
PID 4088 wrote to memory of 5036	4088	omsecor.exe	93
PID 4088 wrote to memory of 5036	4088	omsecor.exe	93

C:\Users\Admin\AppData\Local\Temp\d42d0bcec7908cf5141db8b57a09f5011b7f75943fcf4b4606c5e9e435ee1810.exe
"C:\Users\Admin\AppData\Local\Temp\d42d0bcec7908cf5141db8b57a09f5011b7f75943fcf4b4606c5e9e435ee1810.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2588
- C:\Users\Admin\AppData\Roaming\omsecor.exe
  C:\Users\Admin\AppData\Roaming\omsecor.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4716
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4088
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:5036

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\omsecor.exe

Filesize
90KB

MD5
95344645ef556bd81c4a91ec7aa2eb1c

SHA1
63b8463c030b970b4e0578b7af6690f935fc8cf5

SHA256
4e710dbf3ac10f57d489fb4c2a93a751bd52fa54b3361acd5c3cb44072507900

SHA512
2de9c38cbbc9fbcdb7954daeffbcfd88e3ccf74c627d4dfc13e03f0c25eec24eb668405ef592fa6c738cfd4fe3b4d970ad07b04c6723a67429e342127589b16a

Download Submit
C:\Users\Admin\AppData\Roaming\omsecor.exe

Filesize
90KB

MD5
6ba426446de78e3ed07c8211f028ef8b

SHA1
835beafbc008cac4e94cb03dd9d808d315479d90

SHA256
5a9ffa467ee5aa96a1e70ad7e0daafc66f6fa147202f7f412c48b9e7a32c0084

SHA512
d30f804f290e3f628be0e495acd6fc584d877746538f498432fe5958b33fda1a38465246044879eaae7c699855fbe6a568b416df50dd493f356a198ab1e0d531

Download Submit
C:\Windows\SysWOW64\omsecor.exe

Filesize
90KB

MD5
ab33f54a37d529b190cbd108e5949107

SHA1
34b240efabd50eeb8ad98cecfcf7ddc6c471ee09

SHA256
fec576efb26d398428f97ae5638478034f86cca86a5da55348b5c81d74790699

SHA512
460769d28025ea39bd03c626de2f495b254f486ffc2970a37e6d098fda4398a5d6db1fd62763a0b9d6a5ac0929be52e172fb7d25b743a9b74b15ba48928da6e6

Download Submit
memory/2588-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2588-6-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4088-11-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4088-17-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4716-4-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4716-7-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4716-13-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/5036-18-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/5036-20-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download