neconyd | 01e054d2ebfe1d081e04db8d37225d68e463115911323c309ec8f6f4312056b5

Analysis

max time kernel
146s
max time network
147s
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, 21:19

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2025-04-06_5a05a07ec79fa7c837682e7c7d7c74fd_amadey_rhadamanthys_smoke-loader.exe
Size

134KB
MD5

5a05a07ec79fa7c837682e7c7d7c74fd
SHA1

33ca9c1ab118729564f2d43ff9b5a51a328290be
SHA256

01e054d2ebfe1d081e04db8d37225d68e463115911323c309ec8f6f4312056b5
SHA512

24d6f951441edb11cf8b017d51114ef4998218a217e53cf89f94787063e380a14282da70919c765aef67aa43858240002cbf105d58fb572d1544e52b38a39d27
SSDEEP

1536:+DfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCia:giRTeH0iqAW6J6f1tqF6dngNmaZCia

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
2500	omsecor.exe
2664	omsecor.exe
5616	omsecor.exe
3268	omsecor.exe
4304	omsecor.exe
1732	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 3028 set thread context of 5456	3028	2025-04-06_5a05a07ec79fa7c837682e7c7d7c74fd_amadey_rhadamanthys_smoke-loader.exe	85
PID 2500 set thread context of 2664	2500	omsecor.exe	90
PID 5616 set thread context of 3268	5616	omsecor.exe	115
PID 4304 set thread context of 1732	4304	omsecor.exe	118

Program crash 4 IoCs

pid	pid_target	Process	procid_target
2020	3028	WerFault.exe	84
5252	2500	WerFault.exe	88
3820	5616	WerFault.exe	114
4588	4304	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	2025-04-06_5a05a07ec79fa7c837682e7c7d7c74fd_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_5a05a07ec79fa7c837682e7c7d7c74fd_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 3028 wrote to memory of 5456	3028	2025-04-06_5a05a07ec79fa7c837682e7c7d7c74fd_amadey_rhadamanthys_smoke-loader.exe	85
PID 3028 wrote to memory of 5456	3028	2025-04-06_5a05a07ec79fa7c837682e7c7d7c74fd_amadey_rhadamanthys_smoke-loader.exe	85
PID 3028 wrote to memory of 5456	3028	2025-04-06_5a05a07ec79fa7c837682e7c7d7c74fd_amadey_rhadamanthys_smoke-loader.exe	85
PID 3028 wrote to memory of 5456	3028	2025-04-06_5a05a07ec79fa7c837682e7c7d7c74fd_amadey_rhadamanthys_smoke-loader.exe	85
PID 3028 wrote to memory of 5456	3028	2025-04-06_5a05a07ec79fa7c837682e7c7d7c74fd_amadey_rhadamanthys_smoke-loader.exe	85
PID 5456 wrote to memory of 2500	5456	2025-04-06_5a05a07ec79fa7c837682e7c7d7c74fd_amadey_rhadamanthys_smoke-loader.exe	88
PID 5456 wrote to memory of 2500	5456	2025-04-06_5a05a07ec79fa7c837682e7c7d7c74fd_amadey_rhadamanthys_smoke-loader.exe	88
PID 5456 wrote to memory of 2500	5456	2025-04-06_5a05a07ec79fa7c837682e7c7d7c74fd_amadey_rhadamanthys_smoke-loader.exe	88
PID 2500 wrote to memory of 2664	2500	omsecor.exe	90
PID 2500 wrote to memory of 2664	2500	omsecor.exe	90
PID 2500 wrote to memory of 2664	2500	omsecor.exe	90
PID 2500 wrote to memory of 2664	2500	omsecor.exe	90
PID 2500 wrote to memory of 2664	2500	omsecor.exe	90
PID 2664 wrote to memory of 5616	2664	omsecor.exe	114
PID 2664 wrote to memory of 5616	2664	omsecor.exe	114
PID 2664 wrote to memory of 5616	2664	omsecor.exe	114
PID 5616 wrote to memory of 3268	5616	omsecor.exe	115
PID 5616 wrote to memory of 3268	5616	omsecor.exe	115
PID 5616 wrote to memory of 3268	5616	omsecor.exe	115
PID 5616 wrote to memory of 3268	5616	omsecor.exe	115
PID 5616 wrote to memory of 3268	5616	omsecor.exe	115
PID 3268 wrote to memory of 4304	3268	omsecor.exe	117
PID 3268 wrote to memory of 4304	3268	omsecor.exe	117
PID 3268 wrote to memory of 4304	3268	omsecor.exe	117
PID 4304 wrote to memory of 1732	4304	omsecor.exe	118
PID 4304 wrote to memory of 1732	4304	omsecor.exe	118
PID 4304 wrote to memory of 1732	4304	omsecor.exe	118
PID 4304 wrote to memory of 1732	4304	omsecor.exe	118
PID 4304 wrote to memory of 1732	4304	omsecor.exe	118

C:\Users\Admin\AppData\Local\Temp\2025-04-06_5a05a07ec79fa7c837682e7c7d7c74fd_amadey_rhadamanthys_smoke-loader.exe
"C:\Users\Admin\AppData\Local\Temp\2025-04-06_5a05a07ec79fa7c837682e7c7d7c74fd_amadey_rhadamanthys_smoke-loader.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Users\Admin\AppData\Local\Temp\2025-04-06_5a05a07ec79fa7c837682e7c7d7c74fd_amadey_rhadamanthys_smoke-loader.exe
  C:\Users\Admin\AppData\Local\Temp\2025-04-06_5a05a07ec79fa7c837682e7c7d7c74fd_amadey_rhadamanthys_smoke-loader.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5456
- - 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:2500
  - - 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:2664
    - - 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:5616
      - 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:3268
        
        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:4304
        
        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:1732
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4304 -s 256
        8⤵
        Program crash
        
        PID:4588
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 5616 -s 300
        6⤵
        Program crash
        
        PID:3820
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2500 -s 300
      4⤵
      Program crash
      PID:5252
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3028 -s 292
  2⤵
  - Program crash
  PID:2020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3028 -ip 3028
1⤵
PID:3440

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2500 -ip 2500
1⤵
PID:3236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 5616 -ip 5616
1⤵
PID:1856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4304 -ip 4304
1⤵
PID:5844

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
a335754256345286db25ecee09ce776b

SHA1
66f92b27888fda4418e6a8710b066da23f7764fc

SHA256
586a2792089fa06d0795a89a30d3a46dbc16c1e134983c77c4165f3c6518fa7c

SHA512
0fe9fdfca65b5d4e2e9cd5c79efe701807260a910c0cb6a9c9138f0bc0f296ba1a26da2823c9cbfdcbda4cc4ac4084d4eb200e593ce4c0627565fcca2a42fbf1

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

Filesize
134KB

MD5
860b66decca8923aaa7efd2898372ad0

SHA1
d26c180641cd2b93e10de4d56c8acb660ecea71e

SHA256
e881ae43ee8e84924bbe87f41783f9406cbb2ec12c923ede7fb14719e83c01ef

SHA512
0c436e048e0fb0b76011685a30260331f646cebe0f8a60e5f27d60e46d4a884d10cdd7608c9459ab10bd04a3901c3ebd15b8cdb00a8b2c11f771413797f01659

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

Filesize
134KB

MD5
6409f06149605982d6949a0ef09bc614

SHA1
6e595d2e1b2b87e0805e78ff72b134b1d8516bd7

SHA256
379820677cebd80307ca97ddb680b8470a406b46d17939cac9b3fb0cb4c73b99

SHA512
753cddfd4145c56d0372271b9bf972fb5268238817237e20d354120a1b568e98c5ce7e0784d202315a97747e4aa141190731c794284afd6acd5ba6f09bb6e75e

Download Submit
memory/1732-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1732-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1732-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1732-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2500-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2500-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2664-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2664-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2664-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2664-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2664-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2664-29-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2664-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3028-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3028-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3268-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3268-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3268-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4304-44-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5456-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5456-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5456-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5456-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5616-32-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5616-50-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download