neconyd | 1e3a4a2d82281040e58098f44797cb310fcc3b808639250e57e038b50f2e1669

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
07-01-2025 21:27

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General

Target

1e3a4a2d82281040e58098f44797cb310fcc3b808639250e57e038b50f2e1669.exe
Size

71KB
MD5

04f6650d9b17bcc0c0409cf712c6b0e5
SHA1

7753d3937251fb6b657fae9eb7efe221e3057a5d
SHA256

1e3a4a2d82281040e58098f44797cb310fcc3b808639250e57e038b50f2e1669
SHA512

bc7c7decc774484c3d59513e85e181287efeae2fe2b22ee45b3b85961a03957fb762928e07385d786a71c5945e2b46bccc2f1c574cc1c6ee2a92f18f68b2e564
SSDEEP

1536:fd9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZSDHIbHV:XdseIOMEZEyFjEOFqTiQmQDHIbHV

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
4404	omsecor.exe
448	omsecor.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\merocz.xc6	omsecor.exe
File created	C:\Windows\SysWOW64\omsecor.exe	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	1e3a4a2d82281040e58098f44797cb310fcc3b808639250e57e038b50f2e1669.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 1520 wrote to memory of 4404	1520	1e3a4a2d82281040e58098f44797cb310fcc3b808639250e57e038b50f2e1669.exe	82
PID 1520 wrote to memory of 4404	1520	1e3a4a2d82281040e58098f44797cb310fcc3b808639250e57e038b50f2e1669.exe	82
PID 1520 wrote to memory of 4404	1520	1e3a4a2d82281040e58098f44797cb310fcc3b808639250e57e038b50f2e1669.exe	82
PID 4404 wrote to memory of 448	4404	omsecor.exe	92
PID 4404 wrote to memory of 448	4404	omsecor.exe	92
PID 4404 wrote to memory of 448	4404	omsecor.exe	92

C:\Users\Admin\AppData\Local\Temp\1e3a4a2d82281040e58098f44797cb310fcc3b808639250e57e038b50f2e1669.exe
"C:\Users\Admin\AppData\Local\Temp\1e3a4a2d82281040e58098f44797cb310fcc3b808639250e57e038b50f2e1669.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1520
- 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:4404
- - 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:448

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
9543c45a106cc2aecb703a8e4e944826

SHA1
ee4807bb2d01fb9277609da329de7e0481a22501

SHA256
c69a99fcd240811ce7d5027e24e39d48257bd9f9063b4e164eae544d546f9f8b

SHA512
77d75a0413e40a98affe5b73fcac617d38ba8013979f463e2d0b6e3a64428a2215cf7220777834d945aa4c459a6d7e1a67ed496755f562fbdc167f60c9ebfd1e

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

Filesize
71KB

MD5
72bb4c4dffcb53580dac39c4526e8efd

SHA1
1cb36c024f91ca2b360a4aed837d40b6d46e7e56

SHA256
e1652b3d4dcf4a4306e96e0a5083e57d8c11a6899ffe29602543ff23e5e41f08

SHA512
a77aab13c5512131f615d503b43f191f0b0cb37947a6978e436b81e4a81ef8b7317b55fc5bfe1eda38db9979380b332602c4d969dcf8ba3c5dff81bfa053bf5b

Download Submit
memory/448-12-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/448-14-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1520-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1520-6-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4404-4-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4404-7-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4404-13-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download