neconyd | a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c

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
16-01-2025 17:51

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General

Target

a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe
Size

96KB
MD5

0b392359a652f185cb5d802d17b32e7a
SHA1

4ccf8207bd88f50b6e8ffb1e6d75c6be19b8776a
SHA256

a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c
SHA512

65ea75b38bbd8c50da1dda641fb13c83dea793ff5171d729fbf39850a761b24f0b9088bbac6fc0e7dfc83c60ddb514d3b521347371c5542e5936fb652b230391
SSDEEP

1536:snAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:sGs8cd8eXlYairZYqMddH13L

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
4008	omsecor.exe
3920	omsecor.exe
1628	omsecor.exe
2312	omsecor.exe
4672	omsecor.exe
2568	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 2512 set thread context of 4580	2512	a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe	83
PID 4008 set thread context of 3920	4008	omsecor.exe	87
PID 1628 set thread context of 2312	1628	omsecor.exe	107
PID 4672 set thread context of 2568	4672	omsecor.exe	111

Program crash 4 IoCs

pid	pid_target	Process	procid_target
2392	2512	WerFault.exe	82
2976	4008	WerFault.exe	86
3192	1628	WerFault.exe	106
1500	4672	WerFault.exe	109

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	a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 4580	2512	a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe	83
PID 2512 wrote to memory of 4580	2512	a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe	83
PID 2512 wrote to memory of 4580	2512	a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe	83
PID 2512 wrote to memory of 4580	2512	a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe	83
PID 2512 wrote to memory of 4580	2512	a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe	83
PID 4580 wrote to memory of 4008	4580	a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe	86
PID 4580 wrote to memory of 4008	4580	a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe	86
PID 4580 wrote to memory of 4008	4580	a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe	86
PID 4008 wrote to memory of 3920	4008	omsecor.exe	87
PID 4008 wrote to memory of 3920	4008	omsecor.exe	87
PID 4008 wrote to memory of 3920	4008	omsecor.exe	87
PID 4008 wrote to memory of 3920	4008	omsecor.exe	87
PID 4008 wrote to memory of 3920	4008	omsecor.exe	87
PID 3920 wrote to memory of 1628	3920	omsecor.exe	106
PID 3920 wrote to memory of 1628	3920	omsecor.exe	106
PID 3920 wrote to memory of 1628	3920	omsecor.exe	106
PID 1628 wrote to memory of 2312	1628	omsecor.exe	107
PID 1628 wrote to memory of 2312	1628	omsecor.exe	107
PID 1628 wrote to memory of 2312	1628	omsecor.exe	107
PID 1628 wrote to memory of 2312	1628	omsecor.exe	107
PID 1628 wrote to memory of 2312	1628	omsecor.exe	107
PID 2312 wrote to memory of 4672	2312	omsecor.exe	109
PID 2312 wrote to memory of 4672	2312	omsecor.exe	109
PID 2312 wrote to memory of 4672	2312	omsecor.exe	109
PID 4672 wrote to memory of 2568	4672	omsecor.exe	111
PID 4672 wrote to memory of 2568	4672	omsecor.exe	111
PID 4672 wrote to memory of 2568	4672	omsecor.exe	111
PID 4672 wrote to memory of 2568	4672	omsecor.exe	111
PID 4672 wrote to memory of 2568	4672	omsecor.exe	111

C:\Users\Admin\AppData\Local\Temp\a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe
"C:\Users\Admin\AppData\Local\Temp\a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Users\Admin\AppData\Local\Temp\a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe
  C:\Users\Admin\AppData\Local\Temp\a92d2b4027e0323bcebcc796716b231af77696dbea61eb09e234a3632ad7a97c.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4580
- - 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:4008
  - - 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:3920
    - - 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:1628
      - 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:2312
        
        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:4672
        
        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:2568
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4672 -s 256
        8⤵
        Program crash
        
        PID:1500
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 304
        6⤵
        Program crash
        
        PID:3192
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4008 -s 288
      4⤵
      Program crash
      PID:2976
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2512 -s 300
  2⤵
  - Program crash
  PID:2392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2512 -ip 2512
1⤵
PID:4180

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4008 -ip 4008
1⤵
PID:2116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1628 -ip 1628
1⤵
PID:4336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 4672 -ip 4672
1⤵
PID:844

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
d7850b3754c8e6b7895617b99702cc2a

SHA1
3f53b3c052fce86dc3d030b00d78955cd8f49cbb

SHA256
d4e7cd8be720b5bf8e1e2d643829951fbb5b03f66ac683a1f3a15f031f3066d2

SHA512
178fc151c81429bba91402e03a9161b299f7c962806dab0e35422252f95f22d5dc6b2936fd814474ff607e32dc14652b021817a7b6f3991ed931feafcd61c651

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

Filesize
96KB

MD5
e9e683900ee96f066e46cfaa5d508275

SHA1
96ad9dc12b1983a0f7dc34db88e48f4ca3a5fe29

SHA256
89ba4184363a03e939f88438801f6e8edeee8a864c48a0fb512132f935389cc3

SHA512
df6cade8f6bf7d4edb9d25f2893f99e59ad9c7ba36c7f9966f314577e4a3b9ea2d61b8062fbb2b7383f533263c976922ceb8d7fbea76d66c0a75a5bfd8ada9dc

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

Filesize
96KB

MD5
5db5d19b009cbed3d63ff91e107185b3

SHA1
c352aa8437a78eaaf8e864e490b48861e6bd0f17

SHA256
1431b82bf515bbc9cbf5ec5d4482763bb7294836b5bb84450a0c6cf62213139e

SHA512
6800b62efcce028719e244f196ed01f29f79d15015c804e6e1039720d906656452f0dfaade6ab86f26713617ddcc7bfa84707e367a6d2692e964da4afd3bd283

Download Submit
memory/1628-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1628-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2312-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2312-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2312-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2512-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2512-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2568-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2568-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2568-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3920-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3920-29-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3920-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3920-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3920-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3920-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3920-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4008-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4580-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4580-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4580-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4580-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4672-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download