neconyd | d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 09:24

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General

Target

d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe
Size

96KB
MD5

471f49e3fe485b7ed02e5a754744f855
SHA1

23b95ccf3e5a579680dad54f63148b1a66d7a0f4
SHA256

d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636
SHA512

bba8483e9704f18381404d1ea94899277bb0c9a5c1dd90725655582674c54d3811b4c4504356611e699c36274d0b75c4e0742b003b65af7126eb840894a041ef
SSDEEP

1536:vnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxx:vGs8cd8eXlYairZYqMddH13x

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
3056	omsecor.exe
2280	omsecor.exe
604	omsecor.exe
1680	omsecor.exe
1672	omsecor.exe
1444	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
1964	d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe
1964	d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe
3056	omsecor.exe
2280	omsecor.exe
2280	omsecor.exe
1680	omsecor.exe
1680	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 1572 set thread context of 1964	1572	d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe	28
PID 3056 set thread context of 2280	3056	omsecor.exe	30
PID 604 set thread context of 1680	604	omsecor.exe	35
PID 1672 set thread context of 1444	1672	omsecor.exe	37

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	d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.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 1572 wrote to memory of 1964	1572	d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe	28
PID 1572 wrote to memory of 1964	1572	d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe	28
PID 1572 wrote to memory of 1964	1572	d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe	28
PID 1572 wrote to memory of 1964	1572	d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe	28
PID 1572 wrote to memory of 1964	1572	d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe	28
PID 1572 wrote to memory of 1964	1572	d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe	28
PID 1964 wrote to memory of 3056	1964	d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe	29
PID 1964 wrote to memory of 3056	1964	d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe	29
PID 1964 wrote to memory of 3056	1964	d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe	29
PID 1964 wrote to memory of 3056	1964	d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe	29
PID 3056 wrote to memory of 2280	3056	omsecor.exe	30
PID 3056 wrote to memory of 2280	3056	omsecor.exe	30
PID 3056 wrote to memory of 2280	3056	omsecor.exe	30
PID 3056 wrote to memory of 2280	3056	omsecor.exe	30
PID 3056 wrote to memory of 2280	3056	omsecor.exe	30
PID 3056 wrote to memory of 2280	3056	omsecor.exe	30
PID 2280 wrote to memory of 604	2280	omsecor.exe	34
PID 2280 wrote to memory of 604	2280	omsecor.exe	34
PID 2280 wrote to memory of 604	2280	omsecor.exe	34
PID 2280 wrote to memory of 604	2280	omsecor.exe	34
PID 604 wrote to memory of 1680	604	omsecor.exe	35
PID 604 wrote to memory of 1680	604	omsecor.exe	35
PID 604 wrote to memory of 1680	604	omsecor.exe	35
PID 604 wrote to memory of 1680	604	omsecor.exe	35
PID 604 wrote to memory of 1680	604	omsecor.exe	35
PID 604 wrote to memory of 1680	604	omsecor.exe	35
PID 1680 wrote to memory of 1672	1680	omsecor.exe	36
PID 1680 wrote to memory of 1672	1680	omsecor.exe	36
PID 1680 wrote to memory of 1672	1680	omsecor.exe	36
PID 1680 wrote to memory of 1672	1680	omsecor.exe	36
PID 1672 wrote to memory of 1444	1672	omsecor.exe	37
PID 1672 wrote to memory of 1444	1672	omsecor.exe	37
PID 1672 wrote to memory of 1444	1672	omsecor.exe	37
PID 1672 wrote to memory of 1444	1672	omsecor.exe	37
PID 1672 wrote to memory of 1444	1672	omsecor.exe	37
PID 1672 wrote to memory of 1444	1672	omsecor.exe	37

C:\Users\Admin\AppData\Local\Temp\d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe
"C:\Users\Admin\AppData\Local\Temp\d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1572
- C:\Users\Admin\AppData\Local\Temp\d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe
  C:\Users\Admin\AppData\Local\Temp\d250b89085e8576f4e882ef4f376d8c7a2226dc451ccd2ec73e57b924edea636.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1964
- - 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:3056
  - - 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:2280
    - - 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:604
      - 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:1680
        
        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:1672
        
        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:1444

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

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Downloads

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

Filesize
96KB

MD5
ca5473505aee2ebe76824260fb993d53

SHA1
0eade2fe67b31f7ef7878e6bc2ae0803b907cb3e

SHA256
a607d8bb3600b1be3af91054a8329ecd5840e02103b72b8e895aff77a99a3f7c

SHA512
c2deea8ca874e88059c8bd4d409bf5520da82eb30f8876e8edcf694d52d89eba0967ce8eb5fe906cb8b18aff779c653601dbc40de658f7702500b9016f810b97

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

Filesize
96KB

MD5
360afbeffe97a9309e1320f9eddbede8

SHA1
00c3e46a0a7c5728718202b98a4948d527d50c48

SHA256
af6d0512fbf3626a43f658dfe7713a950c80d2d8c08b03153d187b67d310a660

SHA512
5cddfb2fe637e6b1900a17638ea54063773144abbd7a75c6ea7b9ec20d949744d646defb788ddc6c7591078a29fde87856e334bd7f5bd4aa3e959d6680f47d27

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
8171e70e1e19106ec58d84ab85405439

SHA1
b3309435045ee3be8832e9b1cf24a238455716b2

SHA256
7281c2a70398d3ecd114f7dad396371ea6eb95fca2da8dc572609e33708ea03d

SHA512
230b21bfcabdde21982f09815e0e6e34596dec3de592df76df2e86f512cbc5821bfedbb0a7333256e8abfc8b6d57d6966f9998c513f871700d8cf10758004f52

Download Submit
memory/604-66-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1444-89-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1572-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1572-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1572-1-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/1672-87-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1672-79-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1964-12-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1964-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1964-4-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1964-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1964-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2280-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2280-47-0x0000000000370000-0x0000000000393000-memory.dmp

Filesize
140KB

Download
memory/2280-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2280-55-0x0000000000370000-0x0000000000393000-memory.dmp

Filesize
140KB

Download
memory/2280-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2280-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2280-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3056-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3056-22-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download