neconyd | 12fae3b39f1462307894c608809a1b613c69523d3d0c15ecc7d5b0795278b300

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, 20:44

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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
404	omsecor.exe
2316	omsecor.exe
4436	omsecor.exe
1140	omsecor.exe
552	omsecor.exe
5072	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 5468 set thread context of 5928	5468	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	88
PID 404 set thread context of 2316	404	omsecor.exe	93
PID 4436 set thread context of 1140	4436	omsecor.exe	118
PID 552 set thread context of 5072	552	omsecor.exe	122

Program crash 4 IoCs

pid	pid_target	Process	procid_target
3432	5468	WerFault.exe	87
5472	404	WerFault.exe	91
3544	4436	WerFault.exe	117
6040	552	WerFault.exe	120

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	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 5468 wrote to memory of 5928	5468	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	88
PID 5468 wrote to memory of 5928	5468	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	88
PID 5468 wrote to memory of 5928	5468	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	88
PID 5468 wrote to memory of 5928	5468	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	88
PID 5468 wrote to memory of 5928	5468	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	88
PID 5928 wrote to memory of 404	5928	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	91
PID 5928 wrote to memory of 404	5928	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	91
PID 5928 wrote to memory of 404	5928	2025-04-06_094567cf3d2dc5846bb3094eb4fbe2a2_amadey_rhadamanthys_smoke-loader.exe	91
PID 404 wrote to memory of 2316	404	omsecor.exe	93
PID 404 wrote to memory of 2316	404	omsecor.exe	93
PID 404 wrote to memory of 2316	404	omsecor.exe	93
PID 404 wrote to memory of 2316	404	omsecor.exe	93
PID 404 wrote to memory of 2316	404	omsecor.exe	93
PID 2316 wrote to memory of 4436	2316	omsecor.exe	117
PID 2316 wrote to memory of 4436	2316	omsecor.exe	117
PID 2316 wrote to memory of 4436	2316	omsecor.exe	117
PID 4436 wrote to memory of 1140	4436	omsecor.exe	118
PID 4436 wrote to memory of 1140	4436	omsecor.exe	118
PID 4436 wrote to memory of 1140	4436	omsecor.exe	118
PID 4436 wrote to memory of 1140	4436	omsecor.exe	118
PID 4436 wrote to memory of 1140	4436	omsecor.exe	118
PID 1140 wrote to memory of 552	1140	omsecor.exe	120
PID 1140 wrote to memory of 552	1140	omsecor.exe	120
PID 1140 wrote to memory of 552	1140	omsecor.exe	120
PID 552 wrote to memory of 5072	552	omsecor.exe	122
PID 552 wrote to memory of 5072	552	omsecor.exe	122
PID 552 wrote to memory of 5072	552	omsecor.exe	122
PID 552 wrote to memory of 5072	552	omsecor.exe	122
PID 552 wrote to memory of 5072	552	omsecor.exe	122

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:5468
- 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:5928
- - 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:404
  - - 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:2316
    - - 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:4436
      - 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:1140
        
        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:552
        
        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:5072
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 552 -s 256
        8⤵
        Program crash
        
        PID:6040
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4436 -s 292
        6⤵
        Program crash
        
        PID:3544
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 404 -s 288
      4⤵
      Program crash
      PID:5472
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5468 -s 288
  2⤵
  - Program crash
  PID:3432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 5468 -ip 5468
1⤵
PID:4184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 404 -ip 404
1⤵
PID:3556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4436 -ip 4436
1⤵
PID:5608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 552 -ip 552
1⤵
PID:3948

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
dac203fb9b4950752206e264715c4337

SHA1
1409fb3a938ff7366520cc253feeab43d3cc0c60

SHA256
5d097cf728c23037eade917e256e7095c9409cd9d20e620454c5cebd52ad47c9

SHA512
1a62fa62995abb094998e8aee81259fa7fc6c308e6afffd1cb081492ff377bfd98d159f2223cd403b1fe99f3abfab53709850724b21b07b4ad8b5c6c43856925

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
621761a9604d1774625c320d32bc506e

SHA1
d84456be6f0fcc1c2b4873d03ae8ee51d313a541

SHA256
58d50b571279a0c65973490dbd9954f6f481c6e3f89741ccf3ef1abfd45b4cb9

SHA512
75ff45f8b531953686f1990adbf7f9f8291e05d998aaec4a1d7b351a1be579add06c4bd0b3311a99ef8f0cc12886b99cfb5bc19df655b44d65667416499fc7fe

Download Submit
memory/404-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/404-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/552-44-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1140-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1140-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1140-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2316-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2316-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2316-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2316-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2316-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2316-16-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2316-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4436-31-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4436-50-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5072-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5072-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5072-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5072-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5468-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5468-18-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5928-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5928-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5928-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5928-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download