neconyd | 1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8e

Analysis

max time kernel
115s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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
2816	omsecor.exe
2724	omsecor.exe
592	omsecor.exe
1776	omsecor.exe
2928	omsecor.exe
2396	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
1276	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe
1276	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe
2816	omsecor.exe
2724	omsecor.exe
2724	omsecor.exe
1776	omsecor.exe
1776	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 1400 set thread context of 1276	1400	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	31
PID 2816 set thread context of 2724	2816	omsecor.exe	33
PID 592 set thread context of 1776	592	omsecor.exe	37
PID 2928 set thread context of 2396	2928	omsecor.exe	39

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	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
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

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 1400 wrote to memory of 1276	1400	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	31
PID 1400 wrote to memory of 1276	1400	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	31
PID 1400 wrote to memory of 1276	1400	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	31
PID 1400 wrote to memory of 1276	1400	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	31
PID 1400 wrote to memory of 1276	1400	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	31
PID 1400 wrote to memory of 1276	1400	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	31
PID 1276 wrote to memory of 2816	1276	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	32
PID 1276 wrote to memory of 2816	1276	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	32
PID 1276 wrote to memory of 2816	1276	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	32
PID 1276 wrote to memory of 2816	1276	1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe	32
PID 2816 wrote to memory of 2724	2816	omsecor.exe	33
PID 2816 wrote to memory of 2724	2816	omsecor.exe	33
PID 2816 wrote to memory of 2724	2816	omsecor.exe	33
PID 2816 wrote to memory of 2724	2816	omsecor.exe	33
PID 2816 wrote to memory of 2724	2816	omsecor.exe	33
PID 2816 wrote to memory of 2724	2816	omsecor.exe	33
PID 2724 wrote to memory of 592	2724	omsecor.exe	36
PID 2724 wrote to memory of 592	2724	omsecor.exe	36
PID 2724 wrote to memory of 592	2724	omsecor.exe	36
PID 2724 wrote to memory of 592	2724	omsecor.exe	36
PID 592 wrote to memory of 1776	592	omsecor.exe	37
PID 592 wrote to memory of 1776	592	omsecor.exe	37
PID 592 wrote to memory of 1776	592	omsecor.exe	37
PID 592 wrote to memory of 1776	592	omsecor.exe	37
PID 592 wrote to memory of 1776	592	omsecor.exe	37
PID 592 wrote to memory of 1776	592	omsecor.exe	37
PID 1776 wrote to memory of 2928	1776	omsecor.exe	38
PID 1776 wrote to memory of 2928	1776	omsecor.exe	38
PID 1776 wrote to memory of 2928	1776	omsecor.exe	38
PID 1776 wrote to memory of 2928	1776	omsecor.exe	38
PID 2928 wrote to memory of 2396	2928	omsecor.exe	39
PID 2928 wrote to memory of 2396	2928	omsecor.exe	39
PID 2928 wrote to memory of 2396	2928	omsecor.exe	39
PID 2928 wrote to memory of 2396	2928	omsecor.exe	39
PID 2928 wrote to memory of 2396	2928	omsecor.exe	39
PID 2928 wrote to memory of 2396	2928	omsecor.exe	39

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:1400
- C:\Users\Admin\AppData\Local\Temp\1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe
  C:\Users\Admin\AppData\Local\Temp\1919427d05b6f678cebac0cd9daea41087a6fa72a4b5c08d72da4c144c94fa8eN.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1276
- - C:\Users\Admin\AppData\Roaming\omsecor.exe
    C:\Users\Admin\AppData\Roaming\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2816
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2724
    - - 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:592
      - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\SysWOW64\omsecor.exe
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1776
        
        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:2928
        
        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:2396

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

\Users\Admin\AppData\Roaming\omsecor.exe

Filesize
96KB

MD5
6537e46d8aeb0bbde28256f506da74b3

SHA1
5d60b643fd69a84cd25e09a4256e99c11c236dd8

SHA256
b5196f352ae7bfee29cf2c1adb82a2a0541cd5bdf68eb50698cc91ece2287c48

SHA512
17d953c8ce7412790de2731e619a1868a8fb0a480684f7a409d9781941dfa77209459d78e8bbd6b4eef15811174e46fc3cd4e6e440ed97a2d3907f8aaae12ca7

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

Filesize
96KB

MD5
5c304d8b2a17cb1b63226fef39467e3d

SHA1
e278d50e2f5f1488105bfed250e950ee29a16098

SHA256
f265eb04159f22029234808a1999d5f90676ac2d6d775bcb37120730d734b831

SHA512
ec2ed2d116ad83267e078e71b4cc6119a1562b175cf5140bf684cd2157a7e977933e061b6e4d77698776ff9ebe16d59d2dc2fe4ff394a382df9f2eb6fc91a716

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
af2f390a3f12bd5b587c2284014e0e16

SHA1
f07c452766757a6c446655f61f34187e25a37bad

SHA256
7ef66f64478ab12d1a1d5193e77297f95376708303481a304b187e2c600a6385

SHA512
82e71c98afb294d5ae333b3ff9e72eb20ebfacfdb5b3aab69f19d9e728f9eab67f375f943bed26b6f0b98d2f953ce4e0c3a3c7b88a0c515338657283ff941d72

Download Submit
memory/592-67-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1276-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1276-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1276-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1276-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1276-14-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/1276-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1400-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1400-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1776-71-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2396-89-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2724-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2724-45-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2724-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2724-48-0x0000000000440000-0x0000000000463000-memory.dmp

Filesize
140KB

Download
memory/2724-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2724-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2816-33-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2816-25-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2816-22-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2928-86-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download