neconyd | 9242f1437d4f1dcf393a27bf0a6e25380e19e86d0018869859da2ce7d17bd47c

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
04-01-2025 07:23

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General

Target

9242f1437d4f1dcf393a27bf0a6e25380e19e86d0018869859da2ce7d17bd47cN.exe
Size

71KB
MD5

e5624d03db381476ac0aad0da9dab750
SHA1

9557736089d8ff16ccf68b96f38f9b7c2e71b06e
SHA256

9242f1437d4f1dcf393a27bf0a6e25380e19e86d0018869859da2ce7d17bd47c
SHA512

a9aa3529b92d65fe03e663b033c0bc865354e654727ab42b0fa8e7b09325008e5e5ac2b6ba362e2a0409c15e70a4013c5775618956043b733fcc07d917ea0cb3
SSDEEP

1536:zd9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZSDHIbH:zdseIOMEZEyFjEOFqTiQmQDHIbH

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
1724	omsecor.exe
4320	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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9242f1437d4f1dcf393a27bf0a6e25380e19e86d0018869859da2ce7d17bd47cN.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 692 wrote to memory of 1724	692	9242f1437d4f1dcf393a27bf0a6e25380e19e86d0018869859da2ce7d17bd47cN.exe	82
PID 692 wrote to memory of 1724	692	9242f1437d4f1dcf393a27bf0a6e25380e19e86d0018869859da2ce7d17bd47cN.exe	82
PID 692 wrote to memory of 1724	692	9242f1437d4f1dcf393a27bf0a6e25380e19e86d0018869859da2ce7d17bd47cN.exe	82
PID 1724 wrote to memory of 4320	1724	omsecor.exe	92
PID 1724 wrote to memory of 4320	1724	omsecor.exe	92
PID 1724 wrote to memory of 4320	1724	omsecor.exe	92

C:\Users\Admin\AppData\Local\Temp\9242f1437d4f1dcf393a27bf0a6e25380e19e86d0018869859da2ce7d17bd47cN.exe
"C:\Users\Admin\AppData\Local\Temp\9242f1437d4f1dcf393a27bf0a6e25380e19e86d0018869859da2ce7d17bd47cN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:692
- 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:1724
- - 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:4320

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

Replay Monitor

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Downloads

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

Filesize
71KB

MD5
4853aed2b379ea2f170827e878699fe8

SHA1
ccb7a04929a4192d086dbc05fe71916c344bcf14

SHA256
10b035c65d4f3576bb3627cc0c8d9094796d2028e209b84a8a85d0d47e5d0da5

SHA512
6f62aa3b9192d19819a0907ff98f7ba794b5b7c58286c8654ae1ebc6928dbe1f63c8a88ce1cc552c1d45d5d8ed64cbe3999ed9273c0385d1c29d754a1e662541

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

Filesize
71KB

MD5
665ba90440d34e12a9a116659d1b18df

SHA1
bd2091a5a01762b5915e163e81310a52c361797b

SHA256
ebacc63ed3b5d501457c1e08e9160beb84a9dd81066a6910fb3b6df0939d8c47

SHA512
863edd02a9d827948c47ba28d32f88f8e125fa887aba7b3e73cdd1634e8cda2b94d58be62b49380aaee6cde9cb3bc42fa2088f8b5b29df5aee46a3df74662663

Download Submit
memory/692-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/692-6-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1724-5-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1724-7-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1724-12-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4320-11-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4320-14-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download