neconyd | bff93a47851d016bbe2fa0e0953640d3cbb9dff7ed6eed29cb38848c87e6793c

Analysis

max time kernel
146s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
06/04/2025, 19:53

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General

Target

2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe
Size

134KB
MD5

926e7027f6180d3610428d298ffda107
SHA1

163a8ae433596911d54ac95d96e0d3124be5c77e
SHA256

bff93a47851d016bbe2fa0e0953640d3cbb9dff7ed6eed29cb38848c87e6793c
SHA512

32be919a7baed025981cc58515d1d0a7af9df9e6b1a4af39a652cf08bb83d8c21e2411d1353d73896426df5f5ee8b0bce316fe9017114617f91fee9bda3b1a4a
SSDEEP

1536:3DfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCia:TiRTeH0iqAW6J6f1tqF6dngNmaZCia

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 6 IoCs

pid	Process
3524	omsecor.exe
3720	omsecor.exe
2168	omsecor.exe
4308	omsecor.exe
2480	omsecor.exe
5060	omsecor.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4472 set thread context of 5012	4472	2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe	86
PID 3524 set thread context of 3720	3524	omsecor.exe	91
PID 2168 set thread context of 4308	2168	omsecor.exe	115
PID 2480 set thread context of 5060	2480	omsecor.exe	118

Program crash 4 IoCs

pid	pid_target	Process	procid_target
3100	4472	WerFault.exe	85
100	3524	WerFault.exe	89
2596	2168	WerFault.exe	114
1188	2480	WerFault.exe	117

System Location Discovery: System Language Discovery 1 TTPs 8 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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4472 wrote to memory of 5012	4472	2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe	86
PID 4472 wrote to memory of 5012	4472	2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe	86
PID 4472 wrote to memory of 5012	4472	2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe	86
PID 4472 wrote to memory of 5012	4472	2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe	86
PID 4472 wrote to memory of 5012	4472	2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe	86
PID 5012 wrote to memory of 3524	5012	2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe	89
PID 5012 wrote to memory of 3524	5012	2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe	89
PID 5012 wrote to memory of 3524	5012	2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe	89
PID 3524 wrote to memory of 3720	3524	omsecor.exe	91
PID 3524 wrote to memory of 3720	3524	omsecor.exe	91
PID 3524 wrote to memory of 3720	3524	omsecor.exe	91
PID 3524 wrote to memory of 3720	3524	omsecor.exe	91
PID 3524 wrote to memory of 3720	3524	omsecor.exe	91
PID 3720 wrote to memory of 2168	3720	omsecor.exe	114
PID 3720 wrote to memory of 2168	3720	omsecor.exe	114
PID 3720 wrote to memory of 2168	3720	omsecor.exe	114
PID 2168 wrote to memory of 4308	2168	omsecor.exe	115
PID 2168 wrote to memory of 4308	2168	omsecor.exe	115
PID 2168 wrote to memory of 4308	2168	omsecor.exe	115
PID 2168 wrote to memory of 4308	2168	omsecor.exe	115
PID 2168 wrote to memory of 4308	2168	omsecor.exe	115
PID 4308 wrote to memory of 2480	4308	omsecor.exe	117
PID 4308 wrote to memory of 2480	4308	omsecor.exe	117
PID 4308 wrote to memory of 2480	4308	omsecor.exe	117
PID 2480 wrote to memory of 5060	2480	omsecor.exe	118
PID 2480 wrote to memory of 5060	2480	omsecor.exe	118
PID 2480 wrote to memory of 5060	2480	omsecor.exe	118
PID 2480 wrote to memory of 5060	2480	omsecor.exe	118
PID 2480 wrote to memory of 5060	2480	omsecor.exe	118

C:\Users\Admin\AppData\Local\Temp\2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe
"C:\Users\Admin\AppData\Local\Temp\2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4472
- C:\Users\Admin\AppData\Local\Temp\2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe
  C:\Users\Admin\AppData\Local\Temp\2025-04-06_926e7027f6180d3610428d298ffda107_amadey_rhadamanthys_smoke-loader.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5012
- - C:\Users\Admin\AppData\Roaming\omsecor.exe
    C:\Users\Admin\AppData\Roaming\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3524
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3720
    - - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\System32\omsecor.exe
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2168
      - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\SysWOW64\omsecor.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4308
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        7⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2480
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        8⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:5060
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2480 -s 256
        8⤵
        Program crash
        
        PID:1188
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 292
        6⤵
        Program crash
        
        PID:2596
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3524 -s 300
      4⤵
      Program crash
      PID:100
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4472 -s 300
  2⤵
  - Program crash
  PID:3100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4472 -ip 4472
1⤵
PID:1988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3524 -ip 3524
1⤵
PID:3912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2168 -ip 2168
1⤵
PID:4748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2480 -ip 2480
1⤵
PID:924

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
134KB

MD5
9e01ad4594bf486d213844287f25f3d7

SHA1
978d3a4bed588cbc1a8d152fac80573e7e323ca8

SHA256
4554bba8e133423c027e822a5d67e9f62a720e5cab6c1fa9425a117d2ab33cbd

SHA512
e1637619dc07fc78054254c7ead88040a649d2d6c7f61f651973cd5cbd9a0909a848d4eff115d5db2f8482462bb873265f1526a6e5a68cf5b5cc6d33690eb10e

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

Filesize
134KB

MD5
1971cc2517f64b7d705a169c821da952

SHA1
c4b192b9dc49695f3ffcccc823eb0254b86b7afa

SHA256
78614fb5f4bf0c1dba81b53c91cd32e3e64e51b8bad1af9f9920487298dbcfb9

SHA512
7925000f9a7cdbb5ed53d9c4c5f6469d1bd5f4ec606b59fa8c174711dad5acbb5bbc26e04b5f15796297fd6bbeba7822782509f9fde5e6c2c7e342797a4cac90

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

Filesize
134KB

MD5
e475ad4682156619de44a4a33b0c200d

SHA1
2fda6a34e4c00cb510a7aeae045c0b2e72e4f538

SHA256
2897cdbef17a9189c1eb7f63a4c99800eb674ce667de2b916220346b091a2647

SHA512
73bee8a701b9d95315ccdc9a107d28d385c11be6eb1e5d20c0f4a9bd4a07fc712e5d566317837ee1a25ed251c8043499ae3dcd72b65673a2aaaeca13926f43f7

Download Submit
memory/2168-50-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2168-31-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2480-44-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3524-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3524-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3720-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3720-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3720-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3720-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3720-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3720-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3720-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4308-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4308-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4308-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4472-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4472-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5012-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5012-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5012-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5012-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5060-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5060-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5060-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5060-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download