neconyd | 389fde95e01625a4ca63e0629a397d5142d2798ada67b31051617f3c5b1757e6

Analysis

max time kernel
114s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2024, 03:58

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General

Target

389fde95e01625a4ca63e0629a397d5142d2798ada67b31051617f3c5b1757e6N.exe
Size

90KB
MD5

519d867d24254fc3f17e4aa7f280d060
SHA1

2980ef9482ff89981063de72b4dd89feb03c9656
SHA256

389fde95e01625a4ca63e0629a397d5142d2798ada67b31051617f3c5b1757e6
SHA512

78734a35028a4ff3192a055aaf114cbf80e3468d5b2363ad15aed0e09928b2fcfb0e5e1389825ebb0c8658c33adf8381c71078f5c58ec7f653d8872e5d55c9f6
SSDEEP

768:qMEIvFGvZEr8LFK0ic46N4zeSdPAHwmZGp6JXXlaa5uAa:qbIvYvZEyFKF6N4aS5AQmZTl/5i

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 2 IoCs

pid	Process
3936	omsecor.exe
4488	omsecor.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe
File opened for modification	C:\Windows\SysWOW64\merocz.xc6	omsecor.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	389fde95e01625a4ca63e0629a397d5142d2798ada67b31051617f3c5b1757e6N.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 6 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 3936	1648	389fde95e01625a4ca63e0629a397d5142d2798ada67b31051617f3c5b1757e6N.exe	84
PID 1648 wrote to memory of 3936	1648	389fde95e01625a4ca63e0629a397d5142d2798ada67b31051617f3c5b1757e6N.exe	84
PID 1648 wrote to memory of 3936	1648	389fde95e01625a4ca63e0629a397d5142d2798ada67b31051617f3c5b1757e6N.exe	84
PID 3936 wrote to memory of 4488	3936	omsecor.exe	94
PID 3936 wrote to memory of 4488	3936	omsecor.exe	94
PID 3936 wrote to memory of 4488	3936	omsecor.exe	94

C:\Users\Admin\AppData\Local\Temp\389fde95e01625a4ca63e0629a397d5142d2798ada67b31051617f3c5b1757e6N.exe
"C:\Users\Admin\AppData\Local\Temp\389fde95e01625a4ca63e0629a397d5142d2798ada67b31051617f3c5b1757e6N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1648
- C:\Users\Admin\AppData\Roaming\omsecor.exe
  C:\Users\Admin\AppData\Roaming\omsecor.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3936
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    PID:4488

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
90KB

MD5
59c6ecaac396fc940cb6ffd457891e9f

SHA1
3d41dfd0a38f7ae7b4ebad41deffd46c5a3f884a

SHA256
8fca02e144bc770044d73c5a34a64914e29c65a6e02ea6e3d4f0ee3cfa49b5d2

SHA512
46cf907413f5cbf980d9f931cba3468080df8ad91e2d063f3028922a1000c857288f383c824cc9f64117ca90e0c05b6ba165daae7da090f176298f9980efb1fb

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

Filesize
90KB

MD5
78b4ffc9d4c918b41dc4b76393394ba6

SHA1
3dca0860ef5fca3a85d3745d34108c73b7106f87

SHA256
f7dc3edbe0eb30cf4e4acfb7699df90ce45e4e218713c8daf5a28dc2cd6b2911

SHA512
329cb000d1531302de32841a8e7667eb13f17568aa025a1b5a831b5daeb413d6d586f2eb2d082aca90589b0b910ecac943951e2d97bae9c62e9982ca078c36b6

Download Submit
memory/1648-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1648-5-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3936-4-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3936-7-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3936-13-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4488-11-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4488-14-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download