neconyd | c35fdcce61d0b56b993c3e8bb495ea0c8f51f43ab39f30bfd7f629eaf3a2d590

Analysis

max time kernel
145s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-01-2025 08:37

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General

Target

c35fdcce61d0b56b993c3e8bb495ea0c8f51f43ab39f30bfd7f629eaf3a2d590.exe
Size

80KB
MD5

6b1d0da3d634c4d601247ec73c3a1046
SHA1

592151cc1d7029baf7a15ec4545e893142176130
SHA256

c35fdcce61d0b56b993c3e8bb495ea0c8f51f43ab39f30bfd7f629eaf3a2d590
SHA512

915ab92bd344117e9eb74b8ec78cce6ec7c9a05e0341d8acedf12eb2bcd75865c3fa5aa4a27355845d5afd3a5dea298ce4e24732ef0ec673f5047328a440e695
SSDEEP

1536:ld9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZcl/52izbR9Xwzh:NdseIOMEZEyFjEOFqTiQmOl/5xPvwt

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
3156	omsecor.exe
4748	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	c35fdcce61d0b56b993c3e8bb495ea0c8f51f43ab39f30bfd7f629eaf3a2d590.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5036 wrote to memory of 3156	5036	c35fdcce61d0b56b993c3e8bb495ea0c8f51f43ab39f30bfd7f629eaf3a2d590.exe	83
PID 5036 wrote to memory of 3156	5036	c35fdcce61d0b56b993c3e8bb495ea0c8f51f43ab39f30bfd7f629eaf3a2d590.exe	83
PID 5036 wrote to memory of 3156	5036	c35fdcce61d0b56b993c3e8bb495ea0c8f51f43ab39f30bfd7f629eaf3a2d590.exe	83
PID 3156 wrote to memory of 4748	3156	omsecor.exe	101
PID 3156 wrote to memory of 4748	3156	omsecor.exe	101
PID 3156 wrote to memory of 4748	3156	omsecor.exe	101

C:\Users\Admin\AppData\Local\Temp\c35fdcce61d0b56b993c3e8bb495ea0c8f51f43ab39f30bfd7f629eaf3a2d590.exe
"C:\Users\Admin\AppData\Local\Temp\c35fdcce61d0b56b993c3e8bb495ea0c8f51f43ab39f30bfd7f629eaf3a2d590.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5036
- 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:3156
- - 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:4748

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
2a08d7ecbb2a8d696a895307850a24c4

SHA1
f337721b2f100203a098539c01379d00cc8d5714

SHA256
7175449f16e839030a1343ccfa8d9704151228a7558b83dc2d8df8b2a31a1d40

SHA512
3b4901b0a61a9cf2ea2c71f3f35b977f5b27a9970a351487f1e4c09d175693f0c97b1499adaed10e1e999de19fbdd99f3f5defea7e7fbcd55f7cf9d687d6f898

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

Filesize
80KB

MD5
57d69ddf8aa9ccd05ecb3bf06df8d951

SHA1
708a875b5352d0ddfbecdf389d3783f0860d63d5

SHA256
5bce15680d431792c394808c7df13b44b1d55ba81e0180efc88bc5ab6d52a7da

SHA512
39c8aabfe38d44151a60c99171f0779ad163b7dc39bb52a1df1e91ea5b469b2854d030cced3cee3953c57a2542a340904548f519989bf33ed541e5d05dc82afb

Download Submit