neconyd | bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033

Analysis

max time kernel
146s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 04:42

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General

Target

bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe
Size

96KB
MD5

786f4f06717e6df31c71a641de88f62d
SHA1

317c99ccac218aa62c89f9f5a48eeafee32f7d6c
SHA256

bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033
SHA512

371b9eed488019d8b27c6769036055463f2990c49d9db23528fbc2fd74ca09dd1968a1147ee8faa1fc28078817dcde9db92abf705fd73ea11baa497d862e52b1
SSDEEP

1536:nnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxz:nGs8cd8eXlYairZYqMddH13z

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
3728	omsecor.exe
2200	omsecor.exe
3864	omsecor.exe
2444	omsecor.exe
2556	omsecor.exe
516	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 3524 set thread context of 2044	3524	bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe	83
PID 3728 set thread context of 2200	3728	omsecor.exe	88
PID 3864 set thread context of 2444	3864	omsecor.exe	109
PID 2556 set thread context of 516	2556	omsecor.exe	113

Program crash 4 IoCs

pid	pid_target	Process	procid_target
3520	3524	WerFault.exe	82
704	3728	WerFault.exe	86
3816	3864	WerFault.exe	108
3016	2556	WerFault.exe	111

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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 3524 wrote to memory of 2044	3524	bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe	83
PID 3524 wrote to memory of 2044	3524	bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe	83
PID 3524 wrote to memory of 2044	3524	bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe	83
PID 3524 wrote to memory of 2044	3524	bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe	83
PID 3524 wrote to memory of 2044	3524	bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe	83
PID 2044 wrote to memory of 3728	2044	bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe	86
PID 2044 wrote to memory of 3728	2044	bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe	86
PID 2044 wrote to memory of 3728	2044	bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe	86
PID 3728 wrote to memory of 2200	3728	omsecor.exe	88
PID 3728 wrote to memory of 2200	3728	omsecor.exe	88
PID 3728 wrote to memory of 2200	3728	omsecor.exe	88
PID 3728 wrote to memory of 2200	3728	omsecor.exe	88
PID 3728 wrote to memory of 2200	3728	omsecor.exe	88
PID 2200 wrote to memory of 3864	2200	omsecor.exe	108
PID 2200 wrote to memory of 3864	2200	omsecor.exe	108
PID 2200 wrote to memory of 3864	2200	omsecor.exe	108
PID 3864 wrote to memory of 2444	3864	omsecor.exe	109
PID 3864 wrote to memory of 2444	3864	omsecor.exe	109
PID 3864 wrote to memory of 2444	3864	omsecor.exe	109
PID 3864 wrote to memory of 2444	3864	omsecor.exe	109
PID 3864 wrote to memory of 2444	3864	omsecor.exe	109
PID 2444 wrote to memory of 2556	2444	omsecor.exe	111
PID 2444 wrote to memory of 2556	2444	omsecor.exe	111
PID 2444 wrote to memory of 2556	2444	omsecor.exe	111
PID 2556 wrote to memory of 516	2556	omsecor.exe	113
PID 2556 wrote to memory of 516	2556	omsecor.exe	113
PID 2556 wrote to memory of 516	2556	omsecor.exe	113
PID 2556 wrote to memory of 516	2556	omsecor.exe	113
PID 2556 wrote to memory of 516	2556	omsecor.exe	113

C:\Users\Admin\AppData\Local\Temp\bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe
"C:\Users\Admin\AppData\Local\Temp\bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3524
- C:\Users\Admin\AppData\Local\Temp\bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe
  C:\Users\Admin\AppData\Local\Temp\bbced7c800c29a8a471f716ec5a88661897beb816622eeb3489fcdf652ddd033.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2044
- - 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:3728
  - - 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:2200
    - - 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:3864
      - 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:2444
        
        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:2556
        
        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:516
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2556 -s 252
        8⤵
        Program crash
        
        PID:3016
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3864 -s 296
        6⤵
        Program crash
        
        PID:3816
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3728 -s 288
      4⤵
      Program crash
      PID:704
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3524 -s 288
  2⤵
  - Program crash
  PID:3520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3524 -ip 3524
1⤵
PID:3324

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3728 -ip 3728
1⤵
PID:3292

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3864 -ip 3864
1⤵
PID:4272

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2556 -ip 2556
1⤵
PID:2956

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
96KB

MD5
3457a12e315d2198098682eda4c26ac7

SHA1
7802d8d039752f7922da1c7837c1596bdd92af0f

SHA256
fa1d389ba5fdea6b427f05e15d18b654abe27d997bddb08eb77d1218069c9328

SHA512
da933d40174c1e719a5c37837c2f229798364a24114f668dbbbcf7907006f2dd89158e50b6397984131e471561cca6034d4845d4e748764a56f7beda75884cf5

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

Filesize
96KB

MD5
b4f488426361b370a90ce94df315ce49

SHA1
6f0b2505c0c5fa09c08ed9b2db445f1620a83c26

SHA256
bf7a20aed9ed88c4ffaf0d235217b98dc5abb4e12ebd2e0c2fc8cfa9baa3b908

SHA512
12375a544d6149ae0d8047d0cba8082d642450a80738a9c6883a07cfd42562e999f0ca2eb10697952099c745300350ebca725271979591dcb992e9d3a98571f3

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

Filesize
96KB

MD5
f380d38557fcea077ed5120ef57a8fc5

SHA1
6b000eccf634e9736111fe191f0a40642f362bfe

SHA256
3cdbb516316a69521c13f025e3e01f5f6adfa7501499947481cb05a6a09ec869

SHA512
7f25d8b2a5a5bca19a0ee6a9c144b4e363a46247f9754d82e6e1a1dcad47b92cb842920ac104a7944fe734a6b09a2a1203c0f782caf1d9817772fc3a07884e03

Download Submit
memory/516-58-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/516-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/516-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/516-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2044-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2044-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2044-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2044-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2200-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2200-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2200-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2200-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2200-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2200-34-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2200-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2444-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2444-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2444-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2556-46-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3524-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3524-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3728-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3728-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3864-53-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3864-35-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download