neconyd | 1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8e

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
20-01-2025 03:33

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General

Target

1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe
Size

96KB
MD5

586bb056d66f7795ae2f1abe1b028480
SHA1

06364bd0a7b8198e864f7d45ad750789cdb3727b
SHA256

1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8e
SHA512

da67386310e6059a6dbd68cc1b69bc2bb7c19802c3114e9aba6627f5f8b5b3b9ef569b32de1b1bb7c6a22ba5bcd98f8eed34081e1ef3acd58f9808b40c4cb889
SSDEEP

1536:CnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxb:CGs8cd8eXlYairZYqMddH13b

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
3660	omsecor.exe
2816	omsecor.exe
3880	omsecor.exe
1864	omsecor.exe
2752	omsecor.exe
728	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 1920 set thread context of 432	1920	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	83
PID 3660 set thread context of 2816	3660	omsecor.exe	88
PID 3880 set thread context of 1864	3880	omsecor.exe	108
PID 2752 set thread context of 728	2752	omsecor.exe	112

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4552	1920	WerFault.exe	82
2852	3660	WerFault.exe	86
884	3880	WerFault.exe	107
1840	2752	WerFault.exe	110

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	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.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 1920 wrote to memory of 432	1920	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	83
PID 1920 wrote to memory of 432	1920	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	83
PID 1920 wrote to memory of 432	1920	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	83
PID 1920 wrote to memory of 432	1920	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	83
PID 1920 wrote to memory of 432	1920	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	83
PID 432 wrote to memory of 3660	432	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	86
PID 432 wrote to memory of 3660	432	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	86
PID 432 wrote to memory of 3660	432	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	86
PID 3660 wrote to memory of 2816	3660	omsecor.exe	88
PID 3660 wrote to memory of 2816	3660	omsecor.exe	88
PID 3660 wrote to memory of 2816	3660	omsecor.exe	88
PID 3660 wrote to memory of 2816	3660	omsecor.exe	88
PID 3660 wrote to memory of 2816	3660	omsecor.exe	88
PID 2816 wrote to memory of 3880	2816	omsecor.exe	107
PID 2816 wrote to memory of 3880	2816	omsecor.exe	107
PID 2816 wrote to memory of 3880	2816	omsecor.exe	107
PID 3880 wrote to memory of 1864	3880	omsecor.exe	108
PID 3880 wrote to memory of 1864	3880	omsecor.exe	108
PID 3880 wrote to memory of 1864	3880	omsecor.exe	108
PID 3880 wrote to memory of 1864	3880	omsecor.exe	108
PID 3880 wrote to memory of 1864	3880	omsecor.exe	108
PID 1864 wrote to memory of 2752	1864	omsecor.exe	110
PID 1864 wrote to memory of 2752	1864	omsecor.exe	110
PID 1864 wrote to memory of 2752	1864	omsecor.exe	110
PID 2752 wrote to memory of 728	2752	omsecor.exe	112
PID 2752 wrote to memory of 728	2752	omsecor.exe	112
PID 2752 wrote to memory of 728	2752	omsecor.exe	112
PID 2752 wrote to memory of 728	2752	omsecor.exe	112
PID 2752 wrote to memory of 728	2752	omsecor.exe	112

C:\Users\Admin\AppData\Local\Temp\1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe
"C:\Users\Admin\AppData\Local\Temp\1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Users\Admin\AppData\Local\Temp\1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe
  C:\Users\Admin\AppData\Local\Temp\1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:432
- - 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:3660
  - - 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:2816
    - - 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:3880
      - 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:1864
        
        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:2752
        
        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:728
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2752 -s 260
        8⤵
        Program crash
        
        PID:1840
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3880 -s 296
        6⤵
        Program crash
        
        PID:884
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3660 -s 288
      4⤵
      Program crash
      PID:2852
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1920 -s 288
  2⤵
  - Program crash
  PID:4552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1920 -ip 1920
1⤵
PID:3400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3660 -ip 3660
1⤵
PID:3488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3880 -ip 3880
1⤵
PID:688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 2752 -ip 2752
1⤵
PID:4352

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
d2e8a50e62a808a936a777d81ca6de07

SHA1
f37ddb52d09da4d7ee1b25815b0702773dd5fed1

SHA256
a9328d1d27f270c8a64f12b0b7fe06a8ded8a1126d6d96c72a5104e0ff22327d

SHA512
5301ab8cc251a26628098993178f8aa77ece60fd42353d5ff4aa78692820df36750fcb15bd0b946939e6cd7ea3615d51b82db27af7e0b41f5523cf1667cb1b02

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

Filesize
96KB

MD5
6537e46d8aeb0bbde28256f506da74b3

SHA1
5d60b643fd69a84cd25e09a4256e99c11c236dd8

SHA256
b5196f352ae7bfee29cf2c1adb82a2a0541cd5bdf68eb50698cc91ece2287c48

SHA512
17d953c8ce7412790de2731e619a1868a8fb0a480684f7a409d9781941dfa77209459d78e8bbd6b4eef15811174e46fc3cd4e6e440ed97a2d3907f8aaae12ca7

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

Filesize
96KB

MD5
e1370208950f7b8c26c21b30def8095b

SHA1
d5ee9ebfedea03dad9eaf1888f1922f3b82edde0

SHA256
5ee77e9d2e489a2833dc4a5f4b94b60420c6b86ca3d856a02fde54aebb06145f

SHA512
ebf8fbc9370175f7ad1418805d279f64caf299801dda0a842d83d7d465a19ea305a4ecb2ff223903418e69e70b18a6a75d4ea82f825f307cc02e987ba110c1b4

Download Submit
memory/432-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/432-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/432-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/432-8-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/728-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/728-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/728-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1864-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1864-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1864-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1920-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1920-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2752-43-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2816-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2816-29-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2816-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2816-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2816-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2816-13-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2816-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3660-16-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3660-9-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3880-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3880-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download