neconyd | 38253f09acc0e511f93f4bebae5f29b06b70620a126a2e04e1e4762985fb0818

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
27-11-2024 15:04

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General

Target

38253f09acc0e511f93f4bebae5f29b06b70620a126a2e04e1e4762985fb0818.exe
Size

61KB
MD5

121e47853541cf15a1249c5580840cea
SHA1

28161b7d82dfd76176f68784228dcd0cb938cd5b
SHA256

38253f09acc0e511f93f4bebae5f29b06b70620a126a2e04e1e4762985fb0818
SHA512

c1d8bc14cb413ddaeae5ecfa93ef2f7faacd089e609f56a1fbc5c87f83e6e6c7660508f1bb707d007d0e21856abf82857d39eb119effe63ea9b31c567f23b9c3
SSDEEP

1536:Id9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZ4l/5/:4dseIOMEZEyFjEOFqTiQmil/5/

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

Processes:

omsecor.exeomsecor.exe

pid	Process
1268	omsecor.exe
3872	omsecor.exe

Drops file in System32 directory 2 IoCs

Processes:

omsecor.exeomsecor.exe

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

Processes:

38253f09acc0e511f93f4bebae5f29b06b70620a126a2e04e1e4762985fb0818.exeomsecor.exeomsecor.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	38253f09acc0e511f93f4bebae5f29b06b70620a126a2e04e1e4762985fb0818.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

Processes:

38253f09acc0e511f93f4bebae5f29b06b70620a126a2e04e1e4762985fb0818.exeomsecor.exe

description	pid	Process	procid_target
PID 592 wrote to memory of 1268	592	38253f09acc0e511f93f4bebae5f29b06b70620a126a2e04e1e4762985fb0818.exe	82
PID 592 wrote to memory of 1268	592	38253f09acc0e511f93f4bebae5f29b06b70620a126a2e04e1e4762985fb0818.exe	82
PID 592 wrote to memory of 1268	592	38253f09acc0e511f93f4bebae5f29b06b70620a126a2e04e1e4762985fb0818.exe	82
PID 1268 wrote to memory of 3872	1268	omsecor.exe	92
PID 1268 wrote to memory of 3872	1268	omsecor.exe	92
PID 1268 wrote to memory of 3872	1268	omsecor.exe	92

C:\Users\Admin\AppData\Local\Temp\38253f09acc0e511f93f4bebae5f29b06b70620a126a2e04e1e4762985fb0818.exe
"C:\Users\Admin\AppData\Local\Temp\38253f09acc0e511f93f4bebae5f29b06b70620a126a2e04e1e4762985fb0818.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:592
- 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:1268
- - 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:3872

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
61KB

MD5
98ed742ba0356531fb0a83cdde90b155

SHA1
b8aa0011c53c862a00552ee48941565971711820

SHA256
7ed24dc5088dfa3bef027926ca64d95e5289469f23edf0d8cda8f6c67d937200

SHA512
459b0515d9af76715c25b76d0ee7aa64265a54770888c645271c7fad44831b1e9919883fdd930ca24f702b78e716c50a6a7eff0232b1f741dac22bf29d29b2c7

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C:\Windows\SysWOW64\omsecor.exe

Filesize
61KB

MD5
b3d0e3ddcb2b8e377bd055df48a55885

SHA1
e7d1a7634b0223b94921de4f28ebf977b01da421

SHA256
5176d3f4ba677e2b88044382ba88a716fafcdaa01929c77178d32c875346fc95

SHA512
809c05ad8e8900fa1a69a362223f82b3268b958f5ec926cfc36634a01d48ff3ade7ab5b56e433a676dd1f16d626cd2eecba21771e4e338812f32fef91898e747

Download Submit