neconyd | ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a

Analysis

max time kernel
115s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-01-2025 15:20

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General

Target

ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.exe
Size

80KB
MD5

da076b2ed075a780af25e7c8c523a56c
SHA1

9f109ea722d2a1c9ba0593bf40a1557ef1fa33d4
SHA256

ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a
SHA512

134821e7cd856403a6ee3b4224093baec2d6c8f0de9cc1189a51d6b9c2efa578e2d1485cd1b54ef2ed89c04aaf192d07c33a93411520c79445caff5aced263fd
SSDEEP

768:/fMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uAK:/fbIvYvZEyFKF6N4yS+AQmZTl/5S

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
3396	omsecor.exe
920	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	ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.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 1596 wrote to memory of 3396	1596	ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.exe	82
PID 1596 wrote to memory of 3396	1596	ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.exe	82
PID 1596 wrote to memory of 3396	1596	ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.exe	82
PID 3396 wrote to memory of 920	3396	omsecor.exe	92
PID 3396 wrote to memory of 920	3396	omsecor.exe	92
PID 3396 wrote to memory of 920	3396	omsecor.exe	92

C:\Users\Admin\AppData\Local\Temp\ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.exe
"C:\Users\Admin\AppData\Local\Temp\ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1596
- 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:3396
- - 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:920

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
4930377a5451987222094d54c8bf4048

SHA1
364a3f18bdd62c1fb6ba18787c6255755fa2c8e4

SHA256
ea728b35c2db687b50470ab9b908f6f98c1b356752f9174e4a20aa6dd92b6ce4

SHA512
3ac22ac826fb09d85af3e4bd7b661f57eee5d22a85d77da2784ca05049c382a580b34d0f71cdae8e851b2fe2ad3b24a9944c4659037ee74d3ce07fc68dcf4496

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

Filesize
80KB

MD5
8bd178539e623f608067212c277da57e

SHA1
836d6b6bbcd2ab42b57c7be1c7b8f3b16a1694fa

SHA256
abe710c256e8bb267ebd972957a76dfa4181afffb616baa7cc43b8bfbe2d3086

SHA512
a75ef28b019b4ca2a06bc72f3782a294c91373c3c2fe1d604b9139d356908c433a0e186d3ab791ce1e2245b6fb6b2c57aaa953650632db70cd27df73dd78d3ca

Download Submit