neconyd | 1dfd636cfeebd277f6002b5f67a5b7dad944cc7eee7dc7d6af4304872a2a0bef

Analysis

max time kernel
118s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-01-2025 12:29

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General

Target

1dfd636cfeebd277f6002b5f67a5b7dad944cc7eee7dc7d6af4304872a2a0befN.exe
Size

71KB
MD5

48682d6687e1a75f503c0b129b1fa620
SHA1

b7e9035958464425a9e3f58e755f6e67391ee915
SHA256

1dfd636cfeebd277f6002b5f67a5b7dad944cc7eee7dc7d6af4304872a2a0bef
SHA512

8102857f2ab37d01e0bf3e4680a640ecaa7e2a9ab31089d07857bf8c630a57b9bbd1fdcc6837b9ff3ed151d11bc691a450c8e40285d917712fa17da0cf3d643f
SSDEEP

1536:fd9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZSDHIbHf:XdseIOMEZEyFjEOFqTiQmQDHIbHf

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
64	omsecor.exe
3108	omsecor.exe
3928	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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1dfd636cfeebd277f6002b5f67a5b7dad944cc7eee7dc7d6af4304872a2a0befN.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 224 wrote to memory of 64	224	1dfd636cfeebd277f6002b5f67a5b7dad944cc7eee7dc7d6af4304872a2a0befN.exe	82
PID 224 wrote to memory of 64	224	1dfd636cfeebd277f6002b5f67a5b7dad944cc7eee7dc7d6af4304872a2a0befN.exe	82
PID 224 wrote to memory of 64	224	1dfd636cfeebd277f6002b5f67a5b7dad944cc7eee7dc7d6af4304872a2a0befN.exe	82
PID 64 wrote to memory of 3108	64	omsecor.exe	92
PID 64 wrote to memory of 3108	64	omsecor.exe	92
PID 64 wrote to memory of 3108	64	omsecor.exe	92
PID 3108 wrote to memory of 3928	3108	omsecor.exe	93
PID 3108 wrote to memory of 3928	3108	omsecor.exe	93
PID 3108 wrote to memory of 3928	3108	omsecor.exe	93

C:\Users\Admin\AppData\Local\Temp\1dfd636cfeebd277f6002b5f67a5b7dad944cc7eee7dc7d6af4304872a2a0befN.exe
"C:\Users\Admin\AppData\Local\Temp\1dfd636cfeebd277f6002b5f67a5b7dad944cc7eee7dc7d6af4304872a2a0befN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:224
- 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:64
- - 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:3108
  - - 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:3928

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
509f117c801594ba9007677e44767d63

SHA1
7b894b37a1ba880edbf7a32cbd6d888ac38cb7de

SHA256
6900c0a48a25e3397eccb140f11e41731df2dbccf80cb98c7fe3ed14be9595ab

SHA512
92c8d2d3ed754b5337be3849a07d757b93a2e55235f74d24e65f563f25b5e900d7330113b38278366bb0c186a6ee64b79d052c9e2d257a244ed51c1e2875bc31

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

Filesize
71KB

MD5
dc4d4f81fcd967e2012054da7bd24188

SHA1
602e9bf95cf6def026a4d81bd148e6d73ffabb35

SHA256
8495593b783307bfec5649fff026469b49517e0b72f7403463670d106bfb2a9b

SHA512
10112355846e9986882ab5b943bea96ff88d8f16cbd38056ee322b4314cf958c9a6313b0e70429cdd86c773342da645d3916d3f67e6994a126e6829bbe04e832

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

Filesize
71KB

MD5
be66c7fde33e656f61ca1da97e2eaa1a

SHA1
f281e2c38d26b3d1fc92279b9efce92da95dd8fa

SHA256
38749c3c131242c14feee6ab3a00f37c77f5e646e437204089c4b1c84ad9b2df

SHA512
05de3c269820581baac9a19f983707a081c10f8b5c8cebe6a938090d40bc4ada946b207cf111c07816fa5829977833c66f90f918ff2ee549f9df0b3752525235

Download Submit
memory/64-4-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/64-7-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/64-12-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/224-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/224-6-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3108-11-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3108-17-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3928-18-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3928-20-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download