neconyd | 30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6

Analysis

max time kernel
115s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-01-2025 15:37

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General

Target

30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.exe
Size

134KB
MD5

af5922b2a0fe5629a03231e9b22004d0
SHA1

3f2787307b8485d8dc43ad0a1a7bff05a01eec2a
SHA256

30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6
SHA512

19c258c9b424fcf84a53065d906f093e2b69607c3d0cecfca0f2814f12b91318bf71848d04b7081f8f7c2492d0d9d62358fae44ea285ec6ca368de8fe51296c6
SSDEEP

1536:aDfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCia:8iRTeH0iqAW6J6f1tqF6dngNmaZCia

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
4740	omsecor.exe
4428	omsecor.exe
4572	omsecor.exe
2608	omsecor.exe
1996	omsecor.exe
1836	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 4416 set thread context of 2252	4416	30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.exe	82
PID 4740 set thread context of 4428	4740	omsecor.exe	86
PID 4572 set thread context of 2608	4572	omsecor.exe	100
PID 1996 set thread context of 1836	1996	omsecor.exe	103

Program crash 4 IoCs

pid	pid_target	Process	procid_target
5000	4416	WerFault.exe	81
4972	4740	WerFault.exe	84
4760	4572	WerFault.exe	99
3460	1996	WerFault.exe	102

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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.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 4416 wrote to memory of 2252	4416	30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.exe	82
PID 4416 wrote to memory of 2252	4416	30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.exe	82
PID 4416 wrote to memory of 2252	4416	30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.exe	82
PID 4416 wrote to memory of 2252	4416	30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.exe	82
PID 4416 wrote to memory of 2252	4416	30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.exe	82
PID 2252 wrote to memory of 4740	2252	30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.exe	84
PID 2252 wrote to memory of 4740	2252	30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.exe	84
PID 2252 wrote to memory of 4740	2252	30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.exe	84
PID 4740 wrote to memory of 4428	4740	omsecor.exe	86
PID 4740 wrote to memory of 4428	4740	omsecor.exe	86
PID 4740 wrote to memory of 4428	4740	omsecor.exe	86
PID 4740 wrote to memory of 4428	4740	omsecor.exe	86
PID 4740 wrote to memory of 4428	4740	omsecor.exe	86
PID 4428 wrote to memory of 4572	4428	omsecor.exe	99
PID 4428 wrote to memory of 4572	4428	omsecor.exe	99
PID 4428 wrote to memory of 4572	4428	omsecor.exe	99
PID 4572 wrote to memory of 2608	4572	omsecor.exe	100
PID 4572 wrote to memory of 2608	4572	omsecor.exe	100
PID 4572 wrote to memory of 2608	4572	omsecor.exe	100
PID 4572 wrote to memory of 2608	4572	omsecor.exe	100
PID 4572 wrote to memory of 2608	4572	omsecor.exe	100
PID 2608 wrote to memory of 1996	2608	omsecor.exe	102
PID 2608 wrote to memory of 1996	2608	omsecor.exe	102
PID 2608 wrote to memory of 1996	2608	omsecor.exe	102
PID 1996 wrote to memory of 1836	1996	omsecor.exe	103
PID 1996 wrote to memory of 1836	1996	omsecor.exe	103
PID 1996 wrote to memory of 1836	1996	omsecor.exe	103
PID 1996 wrote to memory of 1836	1996	omsecor.exe	103
PID 1996 wrote to memory of 1836	1996	omsecor.exe	103

C:\Users\Admin\AppData\Local\Temp\30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.exe
"C:\Users\Admin\AppData\Local\Temp\30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4416
- C:\Users\Admin\AppData\Local\Temp\30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.exe
  C:\Users\Admin\AppData\Local\Temp\30ffcee02f052119d3c030a12ac8133bca285e90e1fcaec61473cbf07e859ac6N.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2252
- - 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:4740
  - - 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:4428
    - - 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:4572
      - 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:2608
        
        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:1996
        
        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:1836
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1996 -s 268
        8⤵
        Program crash
        
        PID:3460
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4572 -s 292
        6⤵
        Program crash
        
        PID:4760
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4740 -s 300
      4⤵
      Program crash
      PID:4972
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 288
  2⤵
  - Program crash
  PID:5000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4416 -ip 4416
1⤵
PID:216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4740 -ip 4740
1⤵
PID:2952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 4572 -ip 4572
1⤵
PID:1956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1996 -ip 1996
1⤵
PID:4912

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
f698787f7bc1a1b5619862264cbb6d6c

SHA1
eb8e572c194f80af9849148cbd377bdaa573b867

SHA256
c9bfcfffd883d347fb9d9cd935af417cf7a2dc00f8f4aa118c024149670045f4

SHA512
185d34d7c44cd2588258687fbab9f360aef100875eb118829da95abcbba70dd128eed1ad7959831186161122c82a94d42beb5420be03218b970ee13f652731be

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

Filesize
134KB

MD5
ba2ff0930883fc87340186a8542dd557

SHA1
6cc40130ba9d2c1fee1291a33b4a199fc2bd4dde

SHA256
9c065d8f244bf88b7e2afd3ef26fed67aa70a1bf4613a047cc33823d90540b92

SHA512
61ae807940339fef9340e40135ff1deb4646e517463d5576fb8967c4e88da3116484612dfe1ea27ad9fc207538ab47e52d1eccbbee6852e5c1d8fdcfbf9bf260

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

Filesize
134KB

MD5
7160d6491820d95e2f580eedc3821d43

SHA1
257b0544d29b201983c103a3410289cba639ecfb

SHA256
bf5ebfaf7949e613109108bfc78e5af6d548014f7356ab27b04bebc004ecf4c4

SHA512
94d1661fbc04a75c06fa8814910e5ce46533be2a4809e37b56362f77dc203f89342cd08cef01cbf68f091bb9eeee2bb7e6866e4aedf62f86e24df3a02c432eb3

Download Submit
memory/1836-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1836-47-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1836-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1996-43-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2252-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2252-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2252-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2252-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2608-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2608-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2608-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4416-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4416-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4428-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4428-28-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4428-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4428-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4428-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4428-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4428-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4572-32-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4740-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4740-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download