neconyd | 27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75

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
24-01-2025 04:08

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General

Target

27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe
Size

96KB
MD5

1c75638f6c6c6644ba830fdbd06cbedc
SHA1

2bd3ae1f289ec8aeb9591fbe4a6a9b2f0460899a
SHA256

27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75
SHA512

f978b7e39863cb51f3c4f53c0a5ad9089695fa8a6d59ccb3511a5c159f9f5e1eb4c4c950c7de797976f16da55a0f57ee3da278664c53fbb698bb151f63239267
SSDEEP

1536:SnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxT:SGs8cd8eXlYairZYqMddH13T

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
2388	omsecor.exe
4136	omsecor.exe
1736	omsecor.exe
1660	omsecor.exe
452	omsecor.exe
3184	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 4744 set thread context of 4568	4744	27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe	82
PID 2388 set thread context of 4136	2388	omsecor.exe	86
PID 1736 set thread context of 1660	1736	omsecor.exe	100
PID 452 set thread context of 3184	452	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4196	4744	WerFault.exe	81
4760	2388	WerFault.exe	84
100	1736	WerFault.exe	99
4336	452	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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4744 wrote to memory of 4568	4744	27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe	82
PID 4744 wrote to memory of 4568	4744	27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe	82
PID 4744 wrote to memory of 4568	4744	27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe	82
PID 4744 wrote to memory of 4568	4744	27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe	82
PID 4744 wrote to memory of 4568	4744	27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe	82
PID 4568 wrote to memory of 2388	4568	27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe	84
PID 4568 wrote to memory of 2388	4568	27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe	84
PID 4568 wrote to memory of 2388	4568	27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe	84
PID 2388 wrote to memory of 4136	2388	omsecor.exe	86
PID 2388 wrote to memory of 4136	2388	omsecor.exe	86
PID 2388 wrote to memory of 4136	2388	omsecor.exe	86
PID 2388 wrote to memory of 4136	2388	omsecor.exe	86
PID 2388 wrote to memory of 4136	2388	omsecor.exe	86
PID 4136 wrote to memory of 1736	4136	omsecor.exe	99
PID 4136 wrote to memory of 1736	4136	omsecor.exe	99
PID 4136 wrote to memory of 1736	4136	omsecor.exe	99
PID 1736 wrote to memory of 1660	1736	omsecor.exe	100
PID 1736 wrote to memory of 1660	1736	omsecor.exe	100
PID 1736 wrote to memory of 1660	1736	omsecor.exe	100
PID 1736 wrote to memory of 1660	1736	omsecor.exe	100
PID 1736 wrote to memory of 1660	1736	omsecor.exe	100
PID 1660 wrote to memory of 452	1660	omsecor.exe	102
PID 1660 wrote to memory of 452	1660	omsecor.exe	102
PID 1660 wrote to memory of 452	1660	omsecor.exe	102
PID 452 wrote to memory of 3184	452	omsecor.exe	104
PID 452 wrote to memory of 3184	452	omsecor.exe	104
PID 452 wrote to memory of 3184	452	omsecor.exe	104
PID 452 wrote to memory of 3184	452	omsecor.exe	104
PID 452 wrote to memory of 3184	452	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe
"C:\Users\Admin\AppData\Local\Temp\27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4744
- C:\Users\Admin\AppData\Local\Temp\27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe
  C:\Users\Admin\AppData\Local\Temp\27ae1e500004745b35b8164abe5fad810f82908ab5b44ba92ce0f7bfeaaaec75.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4568
- - 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:2388
  - - 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:4136
    - - 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:1736
      - 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:1660
        
        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:452
        
        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:3184
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 452 -s 256
        8⤵
        Program crash
        
        PID:4336
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1736 -s 292
        6⤵
        Program crash
        
        PID:100
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2388 -s 288
      4⤵
      Program crash
      PID:4760
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4744 -s 288
  2⤵
  - Program crash
  PID:4196

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4744 -ip 4744
1⤵
PID:3500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2388 -ip 2388
1⤵
PID:4168

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 1736 -ip 1736
1⤵
PID:4408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 452 -ip 452
1⤵
PID:5108

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
c8a206a7b83e88a1945bda40013f6cce

SHA1
785216162e0e4f3c14f396d95777a72ad8cb2a42

SHA256
0caf141d7b9a666365c56bbbcc8e530e63d547b5afe4927ee7603b0aaf2e0629

SHA512
56cd1660ef76732c8747f7396043009921b132c7aa62001711f2d6d856b923422f540bbd0f2f6e0e48a5f07b993d65078980905efda1d5a70903b85879382abd

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

Filesize
96KB

MD5
36fd7aa8ea8794b2b6b81a47f6ed8f5e

SHA1
ce0eeedcfddd361bde59422ae357bfa0fd7695e8

SHA256
642d97c675e5aed6be6474621a97a85141130eb1d93c38fe42e600eb02521fa3

SHA512
69f4110f90e295f0523e4d888aa6cf109b4677fcb00bd1bd2293dd4b7503e6c58a56684218fc8d4d8077b68fc454274efb0126d21017dba02ab1558ce8c1dc74

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

Filesize
96KB

MD5
5d6314bcabe91de5f8abda40a6e9b9c7

SHA1
b1de3d3d52b7ce23efcccf5b1d41ccab32a87023

SHA256
2379fec24d29dbd7ecf00812b64d642364c208ed8034d830ed28ee7a8d17a110

SHA512
fd0f32fbfaaffe99fcfe2ce570ec88a8d92da549d6a622accf39664a05457f76d0609f5bd0e192220b4b2238cd1e5df10d31bcae136da36aefaf5f6e85562081

Download Submit
memory/452-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1660-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1660-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1660-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1736-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1736-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2388-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3184-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3184-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3184-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4136-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4136-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4136-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4136-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4136-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4136-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4136-16-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4568-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4568-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4568-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4568-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4744-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4744-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download