neconyd | 640d0ededb1cedba28d013576c155618ea578564ff4925739de0bc5dbc0e48c0

Analysis

max time kernel
146s
max time network
148s
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, 20:54

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2025-04-06_300088abd70550ddefce857e37c1ba2e_amadey_rhadamanthys_smoke-loader.exe
Size

134KB
MD5

300088abd70550ddefce857e37c1ba2e
SHA1

e243b0ed9f0a8cf888ba591ef2a6e5ff0abd492e
SHA256

640d0ededb1cedba28d013576c155618ea578564ff4925739de0bc5dbc0e48c0
SHA512

3eedb4873e9f14fce053489ec72ffdf54d8ada364811c59fd6b249093c2ea598305b61bbc6bef523b65f66d5a3de8110640f792164da479665159433a56ae8ec
SSDEEP

1536:VDfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCia:1iRTeH0iqAW6J6f1tqF6dngNmaZCia

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
692	omsecor.exe
2756	omsecor.exe
4120	omsecor.exe
2472	omsecor.exe
512	omsecor.exe
1276	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 3300 set thread context of 1816	3300	2025-04-06_300088abd70550ddefce857e37c1ba2e_amadey_rhadamanthys_smoke-loader.exe	87
PID 692 set thread context of 2756	692	omsecor.exe	92
PID 4120 set thread context of 2472	4120	omsecor.exe	120
PID 512 set thread context of 1276	512	omsecor.exe	124

Program crash 4 IoCs

pid	pid_target	Process	procid_target
3044	3300	WerFault.exe	86
2280	692	WerFault.exe	89
4304	4120	WerFault.exe	119
4188	512	WerFault.exe	122

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_300088abd70550ddefce857e37c1ba2e_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_300088abd70550ddefce857e37c1ba2e_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

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 3300 wrote to memory of 1816	3300	2025-04-06_300088abd70550ddefce857e37c1ba2e_amadey_rhadamanthys_smoke-loader.exe	87
PID 3300 wrote to memory of 1816	3300	2025-04-06_300088abd70550ddefce857e37c1ba2e_amadey_rhadamanthys_smoke-loader.exe	87
PID 3300 wrote to memory of 1816	3300	2025-04-06_300088abd70550ddefce857e37c1ba2e_amadey_rhadamanthys_smoke-loader.exe	87
PID 3300 wrote to memory of 1816	3300	2025-04-06_300088abd70550ddefce857e37c1ba2e_amadey_rhadamanthys_smoke-loader.exe	87
PID 3300 wrote to memory of 1816	3300	2025-04-06_300088abd70550ddefce857e37c1ba2e_amadey_rhadamanthys_smoke-loader.exe	87
PID 1816 wrote to memory of 692	1816	2025-04-06_300088abd70550ddefce857e37c1ba2e_amadey_rhadamanthys_smoke-loader.exe	89
PID 1816 wrote to memory of 692	1816	2025-04-06_300088abd70550ddefce857e37c1ba2e_amadey_rhadamanthys_smoke-loader.exe	89
PID 1816 wrote to memory of 692	1816	2025-04-06_300088abd70550ddefce857e37c1ba2e_amadey_rhadamanthys_smoke-loader.exe	89
PID 692 wrote to memory of 2756	692	omsecor.exe	92
PID 692 wrote to memory of 2756	692	omsecor.exe	92
PID 692 wrote to memory of 2756	692	omsecor.exe	92
PID 692 wrote to memory of 2756	692	omsecor.exe	92
PID 692 wrote to memory of 2756	692	omsecor.exe	92
PID 2756 wrote to memory of 4120	2756	omsecor.exe	119
PID 2756 wrote to memory of 4120	2756	omsecor.exe	119
PID 2756 wrote to memory of 4120	2756	omsecor.exe	119
PID 4120 wrote to memory of 2472	4120	omsecor.exe	120
PID 4120 wrote to memory of 2472	4120	omsecor.exe	120
PID 4120 wrote to memory of 2472	4120	omsecor.exe	120
PID 4120 wrote to memory of 2472	4120	omsecor.exe	120
PID 4120 wrote to memory of 2472	4120	omsecor.exe	120
PID 2472 wrote to memory of 512	2472	omsecor.exe	122
PID 2472 wrote to memory of 512	2472	omsecor.exe	122
PID 2472 wrote to memory of 512	2472	omsecor.exe	122
PID 512 wrote to memory of 1276	512	omsecor.exe	124
PID 512 wrote to memory of 1276	512	omsecor.exe	124
PID 512 wrote to memory of 1276	512	omsecor.exe	124
PID 512 wrote to memory of 1276	512	omsecor.exe	124
PID 512 wrote to memory of 1276	512	omsecor.exe	124

C:\Users\Admin\AppData\Local\Temp\2025-04-06_300088abd70550ddefce857e37c1ba2e_amadey_rhadamanthys_smoke-loader.exe
"C:\Users\Admin\AppData\Local\Temp\2025-04-06_300088abd70550ddefce857e37c1ba2e_amadey_rhadamanthys_smoke-loader.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3300
- C:\Users\Admin\AppData\Local\Temp\2025-04-06_300088abd70550ddefce857e37c1ba2e_amadey_rhadamanthys_smoke-loader.exe
  C:\Users\Admin\AppData\Local\Temp\2025-04-06_300088abd70550ddefce857e37c1ba2e_amadey_rhadamanthys_smoke-loader.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1816
- - 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:692
  - - 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:2756
    - - 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:4120
      - 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:2472
        
        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:512
        
        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:1276
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 512 -s 268
        8⤵
        Program crash
        
        PID:4188
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4120 -s 292
        6⤵
        Program crash
        
        PID:4304
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 692 -s 288
      4⤵
      Program crash
      PID:2280
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3300 -s 288
  2⤵
  - Program crash
  PID:3044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3300 -ip 3300
1⤵
PID:4256

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 692 -ip 692
1⤵
PID:3884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4120 -ip 4120
1⤵
PID:6064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 512 -ip 512
1⤵
PID:4200

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

Loading Replay Monitor...

Downloads

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

Filesize
134KB

MD5
e74cff6c3538b37787dc2ced36e6f553

SHA1
2c7d80e3118af844c001c37dc79392c5da5be4f3

SHA256
355d4cbca5f3cd2f396258f9b004c7e7f10acdbc10e296499f1ab99eda6466be

SHA512
fb164545c5f6aec8924f72f25fc1354d08ddc97033139a3184ed7f928c3f4abbf798ef298e200d6d8bb2f9e2899e465885469d9d686a9a424545067caa564ce0

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

Filesize
134KB

MD5
f0ecaed6b9def09a0d382a961919cc50

SHA1
8ac9a5207181bea1609bc2cdb6688de37c921872

SHA256
e591d5cde580c732da66d35a6f8c2c8d25330bbf12d13cbfc75de077928fd01c

SHA512
64344f81653ebe11c476b9062b1e5c7c64573ecd90b918f73052c69d6b51690462dafacf56d4d9aa17f56f1325ed1d97325c9114a97ef53832ab7a0a828a4cb2

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

Filesize
134KB

MD5
ebab0795552ed71b1c6076cdc057036c

SHA1
a656e959b4de684b1f24bbf28fd1e9b998efea60

SHA256
ae4b97bf851f2b237b6a64db71aa45696db4ad141482d81314f9548d712d241b

SHA512
b030e97ce8d0f569a7d3d5e9e67badeb57df12c957f580526e06815ea3c780ecb6b8235570b0c5b202172b952260f32efb8b02c3f07e7614e0d074d323f39f6f

Download Submit
memory/512-43-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/512-50-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/692-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1276-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1276-47-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1276-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1276-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1816-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1816-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1816-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1816-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2472-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2472-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2472-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2756-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2756-31-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2756-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2756-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2756-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2756-17-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2756-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3300-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3300-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4120-32-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4120-49-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download