neconyd | 12fae3b39f1462307894c608809a1b613c69523d3d0c15ecc7d5b0795278b300

Analysis

max time kernel
140s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20250313-en
resource tags

arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
submitted
06/04/2025, 20:36

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General

Target

2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe
Size

134KB
MD5

094567cf3d2dc5846bb3094eb4fbe2a2
SHA1

e9e16ac74b2c5a841a52e32e6f0d24ef4cf46b29
SHA256

12fae3b39f1462307894c608809a1b613c69523d3d0c15ecc7d5b0795278b300
SHA512

43b4a94cc4ad071eec62d6c6cc336cc1c7230e6b26a017982380949a3b5b7254f2c656f5f5ac5ce9fabd288a9c276a4970935fc1b00cfc9455a8b3efb0ea0444
SSDEEP

1536:1DfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCif:ViRTeH0iqAW6J6f1tqF6dngNmaZCiaI

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
5292	omsecor.exe
3772	omsecor.exe
5500	omsecor.exe
4608	omsecor.exe
2604	omsecor.exe
1060	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 4040 set thread context of 4372	4040	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	88
PID 5292 set thread context of 3772	5292	omsecor.exe	92
PID 5500 set thread context of 4608	5500	omsecor.exe	122
PID 2604 set thread context of 1060	2604	omsecor.exe	126

Program crash 4 IoCs

pid	pid_target	Process	procid_target
3700	4040	WerFault.exe	87
5892	5292	WerFault.exe	91
4828	5500	WerFault.exe	121
2144	2604	WerFault.exe	124

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	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.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_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4040 wrote to memory of 4372	4040	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	88
PID 4040 wrote to memory of 4372	4040	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	88
PID 4040 wrote to memory of 4372	4040	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	88
PID 4040 wrote to memory of 4372	4040	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	88
PID 4040 wrote to memory of 4372	4040	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	88
PID 4372 wrote to memory of 5292	4372	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	91
PID 4372 wrote to memory of 5292	4372	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	91
PID 4372 wrote to memory of 5292	4372	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	91
PID 5292 wrote to memory of 3772	5292	omsecor.exe	92
PID 5292 wrote to memory of 3772	5292	omsecor.exe	92
PID 5292 wrote to memory of 3772	5292	omsecor.exe	92
PID 5292 wrote to memory of 3772	5292	omsecor.exe	92
PID 5292 wrote to memory of 3772	5292	omsecor.exe	92
PID 3772 wrote to memory of 5500	3772	omsecor.exe	121
PID 3772 wrote to memory of 5500	3772	omsecor.exe	121
PID 3772 wrote to memory of 5500	3772	omsecor.exe	121
PID 5500 wrote to memory of 4608	5500	omsecor.exe	122
PID 5500 wrote to memory of 4608	5500	omsecor.exe	122
PID 5500 wrote to memory of 4608	5500	omsecor.exe	122
PID 5500 wrote to memory of 4608	5500	omsecor.exe	122
PID 5500 wrote to memory of 4608	5500	omsecor.exe	122
PID 4608 wrote to memory of 2604	4608	omsecor.exe	124
PID 4608 wrote to memory of 2604	4608	omsecor.exe	124
PID 4608 wrote to memory of 2604	4608	omsecor.exe	124
PID 2604 wrote to memory of 1060	2604	omsecor.exe	126
PID 2604 wrote to memory of 1060	2604	omsecor.exe	126
PID 2604 wrote to memory of 1060	2604	omsecor.exe	126
PID 2604 wrote to memory of 1060	2604	omsecor.exe	126
PID 2604 wrote to memory of 1060	2604	omsecor.exe	126

C:\Users\Admin\AppData\Local\Temp\2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe
"C:\Users\Admin\AppData\Local\Temp\2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4040
- C:\Users\Admin\AppData\Local\Temp\2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe
  C:\Users\Admin\AppData\Local\Temp\2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4372
- - 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:5292
  - - 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:3772
    - - 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:5500
      - 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:4608
        
        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:2604
        
        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:1060
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 256
        8⤵
        Program crash
        
        PID:2144
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 5500 -s 292
        6⤵
        Program crash
        
        PID:4828
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5292 -s 272
      4⤵
      Program crash
      PID:5892
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4040 -s 288
  2⤵
  - Program crash
  PID:3700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4040 -ip 4040
1⤵
PID:2992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 5292 -ip 5292
1⤵
PID:5788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 5500 -ip 5500
1⤵
PID:4564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2604 -ip 2604
1⤵
PID:2200

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
f0de6753efdb6c47dfbafc5323be2897

SHA1
5fc91d92bcdb013c51b17bd9970f84bf13a25fe8

SHA256
26035f101816c679266be23035713fb135aca7f68dfeaa5a697f02dab5548b04

SHA512
78a782a20911938a4d53534ec9e9ff5dff074936d86ccb06a7d395a8746c40a7dbea8ce1d453f62888b8400d62da76074e2523c6cdf513ccd309c9ed291c4c53

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

Filesize
134KB

MD5
a88766ce782783e24b435dcc57468324

SHA1
61b30f1e72fd97ef62fd3fc586bdfd5b11464d66

SHA256
4699937e692a086169332eb0e4ea83bf081ab9402dbdf6ee623f563eb551af12

SHA512
f7286b0703cb742373ec91a7bf5f03400de9ab38591dd12b9d726aaf331227f7e3ae957f7b84a4aabc31275bb2dd389fc4cfa0fa0a18f0f6780674f3fb42e51b

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

Filesize
134KB

MD5
c456a2a905fdb84cc1622d6c5992ce2c

SHA1
fe34bf9523e1588b23c83819441e2edf7d8adb52

SHA256
0b4f9506a7af518abf9544988ec819382f5ea02cdc640ef0452c37bba44357ce

SHA512
239eede5326813b0b1b9721dce23e68e5e720b24eb9c5d6882845cbcdbf20e1e2741db918e67cda10f1ab4173c9879924a4ef19bbf421c0c40ebe7711a3361ce

Download Submit
memory/1060-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1060-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1060-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1060-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2604-44-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3772-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3772-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3772-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3772-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3772-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3772-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3772-32-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4040-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4040-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4372-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4372-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4372-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4372-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4608-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4608-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4608-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5292-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5292-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5500-33-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5500-50-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download