neconyd | 505439074ce29ddb3cbead3bfadd94aa11b0bda195f1ebc22ad9b16a9516558d

Analysis

max time kernel
146s
max time network
148s
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, 20:33

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General

Target

2025-04-06_02111f1d8a19dae5623150f5fbaee01d_amadey_rhadamanthys_smoke-loader.exe
Size

134KB
MD5

02111f1d8a19dae5623150f5fbaee01d
SHA1

e96d5b999c7291febd9559a899ce00885ccfa4ac
SHA256

505439074ce29ddb3cbead3bfadd94aa11b0bda195f1ebc22ad9b16a9516558d
SHA512

9d043adb77bdd6f02c0810fc931446344c425d3aad6d7fd99b8ce9e5a42b820dd509689fa11eefa891f6b439fb1c01d2e848940a9d0a81bae68ac28c2861c66f
SSDEEP

1536:2DfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCia:oiRTeH0iqAW6J6f1tqF6dngNmaZCia

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
3884	omsecor.exe
1020	omsecor.exe
5064	omsecor.exe
3748	omsecor.exe
1892	omsecor.exe
1412	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 264 set thread context of 5004	264	2025-04-06_02111f1d8a19dae5623150f5fbaee01d_amadey_rhadamanthys_smoke-loader.exe	88
PID 3884 set thread context of 1020	3884	omsecor.exe	92
PID 5064 set thread context of 3748	5064	omsecor.exe	118
PID 1892 set thread context of 1412	1892	omsecor.exe	122

Program crash 4 IoCs

pid	pid_target	Process	procid_target
216	264	WerFault.exe	87
852	3884	WerFault.exe	91
2296	5064	WerFault.exe	117
3792	1892	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	2025-04-06_02111f1d8a19dae5623150f5fbaee01d_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	2025-04-06_02111f1d8a19dae5623150f5fbaee01d_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

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 264 wrote to memory of 5004	264	2025-04-06_02111f1d8a19dae5623150f5fbaee01d_amadey_rhadamanthys_smoke-loader.exe	88
PID 264 wrote to memory of 5004	264	2025-04-06_02111f1d8a19dae5623150f5fbaee01d_amadey_rhadamanthys_smoke-loader.exe	88
PID 264 wrote to memory of 5004	264	2025-04-06_02111f1d8a19dae5623150f5fbaee01d_amadey_rhadamanthys_smoke-loader.exe	88
PID 264 wrote to memory of 5004	264	2025-04-06_02111f1d8a19dae5623150f5fbaee01d_amadey_rhadamanthys_smoke-loader.exe	88
PID 264 wrote to memory of 5004	264	2025-04-06_02111f1d8a19dae5623150f5fbaee01d_amadey_rhadamanthys_smoke-loader.exe	88
PID 5004 wrote to memory of 3884	5004	2025-04-06_02111f1d8a19dae5623150f5fbaee01d_amadey_rhadamanthys_smoke-loader.exe	91
PID 5004 wrote to memory of 3884	5004	2025-04-06_02111f1d8a19dae5623150f5fbaee01d_amadey_rhadamanthys_smoke-loader.exe	91
PID 5004 wrote to memory of 3884	5004	2025-04-06_02111f1d8a19dae5623150f5fbaee01d_amadey_rhadamanthys_smoke-loader.exe	91
PID 3884 wrote to memory of 1020	3884	omsecor.exe	92
PID 3884 wrote to memory of 1020	3884	omsecor.exe	92
PID 3884 wrote to memory of 1020	3884	omsecor.exe	92
PID 3884 wrote to memory of 1020	3884	omsecor.exe	92
PID 3884 wrote to memory of 1020	3884	omsecor.exe	92
PID 1020 wrote to memory of 5064	1020	omsecor.exe	117
PID 1020 wrote to memory of 5064	1020	omsecor.exe	117
PID 1020 wrote to memory of 5064	1020	omsecor.exe	117
PID 5064 wrote to memory of 3748	5064	omsecor.exe	118
PID 5064 wrote to memory of 3748	5064	omsecor.exe	118
PID 5064 wrote to memory of 3748	5064	omsecor.exe	118
PID 5064 wrote to memory of 3748	5064	omsecor.exe	118
PID 5064 wrote to memory of 3748	5064	omsecor.exe	118
PID 3748 wrote to memory of 1892	3748	omsecor.exe	120
PID 3748 wrote to memory of 1892	3748	omsecor.exe	120
PID 3748 wrote to memory of 1892	3748	omsecor.exe	120
PID 1892 wrote to memory of 1412	1892	omsecor.exe	122
PID 1892 wrote to memory of 1412	1892	omsecor.exe	122
PID 1892 wrote to memory of 1412	1892	omsecor.exe	122
PID 1892 wrote to memory of 1412	1892	omsecor.exe	122
PID 1892 wrote to memory of 1412	1892	omsecor.exe	122

C:\Users\Admin\AppData\Local\Temp\2025-04-06_02111f1d8a19dae5623150f5fbaee01d_amadey_rhadamanthys_smoke-loader.exe
"C:\Users\Admin\AppData\Local\Temp\2025-04-06_02111f1d8a19dae5623150f5fbaee01d_amadey_rhadamanthys_smoke-loader.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:264
- C:\Users\Admin\AppData\Local\Temp\2025-04-06_02111f1d8a19dae5623150f5fbaee01d_amadey_rhadamanthys_smoke-loader.exe
  C:\Users\Admin\AppData\Local\Temp\2025-04-06_02111f1d8a19dae5623150f5fbaee01d_amadey_rhadamanthys_smoke-loader.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5004
- - 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:3884
  - - 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:1020
    - - 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:5064
      - 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:3748
        
        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:1892
        
        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:1412
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1892 -s 260
        8⤵
        Program crash
        
        PID:3792
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 5064 -s 292
        6⤵
        Program crash
        
        PID:2296
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3884 -s 304
      4⤵
      Program crash
      PID:852
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 264 -s 288
  2⤵
  - Program crash
  PID:216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 264 -ip 264
1⤵
PID:4888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 3884 -ip 3884
1⤵
PID:1880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 5064 -ip 5064
1⤵
PID:1780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1892 -ip 1892
1⤵
PID:3108

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
6f920f94d305990fb2c8ef10bec7714c

SHA1
05a7b39b7e3b7db0fa1fa17b8daecc7d923e4bbe

SHA256
70de129d070163e3aedbede02b9b3c9750dd584d6cecec0b0f994ba70ae3dbe9

SHA512
d390400f34dbd49380c0401349445e599330dc4f177ffc55dd2616de04045429cb903b4d390ba6bbacbf5fafcfdd0be5af81c689fbd8dfa3fd11c427d07340a9

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

Filesize
134KB

MD5
7dc70ea8840f5b51319e551da0aad186

SHA1
5735407183969d599db5fdae6348869000a8960e

SHA256
0dd629066f09e93d469e8847bc7bb20b11a4519f43822a47c42233966f09d5b8

SHA512
884987df3623f0007e34d1cc9674000bf80f54b4ef37839cac03167c98274a0802029ea00c90c4e1f9307f5d7342eb493c353346093da6504b5320217ad79442

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

Filesize
134KB

MD5
b35b000af559e056bf78e6ba88fb1e91

SHA1
6d85a5440c2c6be2cf1f3eecb1ce45a496ddc009

SHA256
00ae2d752c9fe7bf714228b38e629b7fb5da421664ee7a59b227b1e5f0922aaa

SHA512
f8c0ccd66b4f2f95080d6604a06f234c16999b2645dbdceda156a7aa7dc9e0f8b302fc19f49f710087f109365d1d85f368bc5818a5f9b643d682428a303f5cff

Download Submit
memory/264-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/264-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1020-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1020-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1020-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1020-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1020-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1020-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1020-29-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1412-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1412-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1412-47-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1412-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1892-43-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3748-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3748-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3748-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3884-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5004-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5004-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5004-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5004-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5064-31-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5064-49-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download