neconyd | ea3b8f85dd3a2aa85e15eba56007459e6ee7a325203f39e0268423f01d439764

Analysis

max time kernel
114s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-01-2025 03:43

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General

Target

ea3b8f85dd3a2aa85e15eba56007459e6ee7a325203f39e0268423f01d439764N.exe
Size

72KB
MD5

ae09864e7f46e46b6380b9515c0f9f70
SHA1

16e6cf4f57e6d14fb7ede71ddf72ad54cd960991
SHA256

ea3b8f85dd3a2aa85e15eba56007459e6ee7a325203f39e0268423f01d439764
SHA512

3c1e371d28adf0a892f061364b1d7f1189eb21900b5fa7d5007df3effe3762878a45e4507664879838161464f4c5dff2c17fdb49f049af43cc738e8a77a9f065
SSDEEP

1536:Pd9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZTl/5211P:ndseIOMEZEyFjEOFqTiQm5l/5211P

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 2 IoCs

pid	Process
4876	omsecor.exe
4816	omsecor.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe
File opened for modification	C:\Windows\SysWOW64\merocz.xc6	omsecor.exe

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	ea3b8f85dd3a2aa85e15eba56007459e6ee7a325203f39e0268423f01d439764N.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 6 IoCs

description	pid	Process	procid_target
PID 3656 wrote to memory of 4876	3656	ea3b8f85dd3a2aa85e15eba56007459e6ee7a325203f39e0268423f01d439764N.exe	82
PID 3656 wrote to memory of 4876	3656	ea3b8f85dd3a2aa85e15eba56007459e6ee7a325203f39e0268423f01d439764N.exe	82
PID 3656 wrote to memory of 4876	3656	ea3b8f85dd3a2aa85e15eba56007459e6ee7a325203f39e0268423f01d439764N.exe	82
PID 4876 wrote to memory of 4816	4876	omsecor.exe	92
PID 4876 wrote to memory of 4816	4876	omsecor.exe	92
PID 4876 wrote to memory of 4816	4876	omsecor.exe	92

C:\Users\Admin\AppData\Local\Temp\ea3b8f85dd3a2aa85e15eba56007459e6ee7a325203f39e0268423f01d439764N.exe
"C:\Users\Admin\AppData\Local\Temp\ea3b8f85dd3a2aa85e15eba56007459e6ee7a325203f39e0268423f01d439764N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3656
- 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:4876
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    PID:4816

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
72KB

MD5
c8a6ed6e34ba284e737f097b60c58b16

SHA1
ec7fe8ad842ae43bd27fecae475143a5a3a1c0bd

SHA256
b84a7371a8179177fde7e5e91eda60b2f47b592bd237ea133ae9757ee7f59eda

SHA512
f1e4527c83161fc9f353b5d8f6d9d8d9f6582a5036fa03d42140ccb63f0705ee3045eca98ea971ea69a151ac7d1108cf9d2eaf25294186c6ab4a6e0d65f53560

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

Filesize
72KB

MD5
e5ce5f629f84dcc9f578c9622796c60d

SHA1
e696c1e19a65a78cfe9bceadb9025dacce774db5

SHA256
61989b7320e42f769700dd228131518021d3d4a1188914c98a4b576d58168085

SHA512
1c790c0585ed852bf03acbac6cbfbdfd5c50392de52ffa2d2d214ca6f12367e56bcffbdaa059f9c10c6d927d506a481b8df430a953be16d7024b66e53533d33b

Download Submit