neconyd | afc86eadd84cdb3bc80f8b84eec0831a80711e0afe2f9cb1877134758a51f8ec

Analysis

max time kernel
146s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
18/02/2025, 04:38

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General

Target

afc86eadd84cdb3bc80f8b84eec0831a80711e0afe2f9cb1877134758a51f8ec.exe
Size

80KB
MD5

5f37185a894e45cbde1eed03f43d8ddd
SHA1

b199139af55a447b1ff2a4f8bf7d7085ac2035ea
SHA256

afc86eadd84cdb3bc80f8b84eec0831a80711e0afe2f9cb1877134758a51f8ec
SHA512

bde058e8bd10231e12572536fdd6a8c47798df152d7ce518498fd843df6158c1eec6dcd5b274b70e1736d54ad51dc11c76c8cdfd7062e056c438f6e7a749706d
SSDEEP

1536:jd9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZcl/52izbR9XwzB:DdseIOMEZEyFjEOFqTiQmOl/5xPvwN

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
2636	omsecor.exe
2332	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	afc86eadd84cdb3bc80f8b84eec0831a80711e0afe2f9cb1877134758a51f8ec.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 4672 wrote to memory of 2636	4672	afc86eadd84cdb3bc80f8b84eec0831a80711e0afe2f9cb1877134758a51f8ec.exe	81
PID 4672 wrote to memory of 2636	4672	afc86eadd84cdb3bc80f8b84eec0831a80711e0afe2f9cb1877134758a51f8ec.exe	81
PID 4672 wrote to memory of 2636	4672	afc86eadd84cdb3bc80f8b84eec0831a80711e0afe2f9cb1877134758a51f8ec.exe	81
PID 2636 wrote to memory of 2332	2636	omsecor.exe	82
PID 2636 wrote to memory of 2332	2636	omsecor.exe	82
PID 2636 wrote to memory of 2332	2636	omsecor.exe	82

C:\Users\Admin\AppData\Local\Temp\afc86eadd84cdb3bc80f8b84eec0831a80711e0afe2f9cb1877134758a51f8ec.exe
"C:\Users\Admin\AppData\Local\Temp\afc86eadd84cdb3bc80f8b84eec0831a80711e0afe2f9cb1877134758a51f8ec.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4672
- 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:2636
- - 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:2332

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
80KB

MD5
8cae328c26921608221cec925a9ea554

SHA1
697acdd8f360d5aacf94f0928c81eb04225bcc07

SHA256
2cf31c4f624970c2e587eca799212dba60b29d48bdd3f729e46538e7dedd64ea

SHA512
978fff2a5b631d8a8366a32dba4859624353f2bf15d183e79ab10fa5b147156eb3e7b5ad0848a0163668e968c6fc7aeb8d69e4d0bc2a6ac80f309894450f5aaf

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C:\Windows\SysWOW64\omsecor.exe

Filesize
80KB

MD5
ba27b2a3d6148e0d6d919513d05cfd59

SHA1
556005d6612673b29bd956f7017a747c285ce76f

SHA256
01fb4ecf29bbe288ef4b71d1f0659818a6355cec60ab7c5d07ab91539d39bf43

SHA512
62a603adc37b3d813506a820d98fcf9e7a7905ab3b81d7acc6685e724207d17d8b0c797ddd71be2bc9774c1672cf5b34bb753d35de517693259118f3fb9cf239

Download Submit