neconyd | c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43

Analysis

max time kernel
146s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2024 02:07

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General

Target

c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe
Size

96KB
MD5

7c9673f460d47c60a428b24e95da3234
SHA1

db93ad32c3a13eaa5125883eba263c92e2ec9860
SHA256

c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43
SHA512

34d78af9ae82942af4423b61b8ed662c14b6eb4d1af71cbf00ecdf00aa544f7d82a4466c601a75bcdd471f402138477f7b1b4c439a4a27410cddba6d08c8b90f
SSDEEP

1536:dnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:dGs8cd8eXlYairZYqMddH13L

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
5008	omsecor.exe
3624	omsecor.exe
4180	omsecor.exe
2168	omsecor.exe
1172	omsecor.exe
4168	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 4804 set thread context of 864	4804	c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe	83
PID 5008 set thread context of 3624	5008	omsecor.exe	87
PID 4180 set thread context of 2168	4180	omsecor.exe	109
PID 1172 set thread context of 4168	1172	omsecor.exe	113

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4416	4804	WerFault.exe	82
3640	5008	WerFault.exe	86
2696	4180	WerFault.exe	108
3652	1172	WerFault.exe	111

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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4804 wrote to memory of 864	4804	c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe	83
PID 4804 wrote to memory of 864	4804	c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe	83
PID 4804 wrote to memory of 864	4804	c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe	83
PID 4804 wrote to memory of 864	4804	c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe	83
PID 4804 wrote to memory of 864	4804	c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe	83
PID 864 wrote to memory of 5008	864	c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe	86
PID 864 wrote to memory of 5008	864	c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe	86
PID 864 wrote to memory of 5008	864	c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe	86
PID 5008 wrote to memory of 3624	5008	omsecor.exe	87
PID 5008 wrote to memory of 3624	5008	omsecor.exe	87
PID 5008 wrote to memory of 3624	5008	omsecor.exe	87
PID 5008 wrote to memory of 3624	5008	omsecor.exe	87
PID 5008 wrote to memory of 3624	5008	omsecor.exe	87
PID 3624 wrote to memory of 4180	3624	omsecor.exe	108
PID 3624 wrote to memory of 4180	3624	omsecor.exe	108
PID 3624 wrote to memory of 4180	3624	omsecor.exe	108
PID 4180 wrote to memory of 2168	4180	omsecor.exe	109
PID 4180 wrote to memory of 2168	4180	omsecor.exe	109
PID 4180 wrote to memory of 2168	4180	omsecor.exe	109
PID 4180 wrote to memory of 2168	4180	omsecor.exe	109
PID 4180 wrote to memory of 2168	4180	omsecor.exe	109
PID 2168 wrote to memory of 1172	2168	omsecor.exe	111
PID 2168 wrote to memory of 1172	2168	omsecor.exe	111
PID 2168 wrote to memory of 1172	2168	omsecor.exe	111
PID 1172 wrote to memory of 4168	1172	omsecor.exe	113
PID 1172 wrote to memory of 4168	1172	omsecor.exe	113
PID 1172 wrote to memory of 4168	1172	omsecor.exe	113
PID 1172 wrote to memory of 4168	1172	omsecor.exe	113
PID 1172 wrote to memory of 4168	1172	omsecor.exe	113

C:\Users\Admin\AppData\Local\Temp\c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe
"C:\Users\Admin\AppData\Local\Temp\c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4804
- C:\Users\Admin\AppData\Local\Temp\c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe
  C:\Users\Admin\AppData\Local\Temp\c02e508952d9104df5ffa75078754ef36be4a8806aacc0e6c0d5d7b09b5c0a43.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:864
- - 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:5008
  - - 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:3624
    - - 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:4180
      - 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:2168
        
        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:1172
        
        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:4168
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1172 -s 256
        8⤵
        Program crash
        
        PID:3652
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4180 -s 292
        6⤵
        Program crash
        
        PID:2696
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5008 -s 288
      4⤵
      Program crash
      PID:3640
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4804 -s 288
  2⤵
  - Program crash
  PID:4416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4804 -ip 4804
1⤵
PID:1500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 5008 -ip 5008
1⤵
PID:3104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4180 -ip 4180
1⤵
PID:3436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1172 -ip 1172
1⤵
PID:4864

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
be71fba9985cd707de272c9a16a97420

SHA1
d1e7fdd5136b0c8c557d0ff64fca3dc7bd2606a3

SHA256
3d11fa2aeadd485b92884c97a476c9dab2a08923b09929d616670b295db86a51

SHA512
ecd3ffc0b97339aad5168ed688c2cfb654cf0e926874bd7e09696155e69ca8488be3ec466b9a6e0258e77051974c646f7719595e94d006bc4c56c3b12ee584b2

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

Filesize
96KB

MD5
d08e1990f58a9219c2f51359410dfbe9

SHA1
f73718d2c152301446b872b48ef107bff04c6cdb

SHA256
11d44cb716739ca0a673dede2ece15e158ca96b4e1718d6f5be8638df8c7a61c

SHA512
ac235b81a67bd101499daac8603a96054966131ab38743e3d11cbd10255209156d9f7ad82f036bec8be394a460207b815eaadfd3b2087754751fce6e5a01413e

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

Filesize
96KB

MD5
d40180dcdc1957c8e9e1cb7a581c2d4b

SHA1
f5046ef3d25991b66b95aa492beb7fce269adcf6

SHA256
3ac7414736f8042d388ea2bdf40f0db40e7a7bb37fe644bbcfda51778192932b

SHA512
39cf3cb8dae1296c321f38876ad22948232b1943b5a09d5ba1372661872cdb4897b0ad8c27447b6c3da7b54bc4a83c38671ef61ca8b5e6823778517796767a1c

Download Submit
memory/864-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/864-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/864-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/864-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1172-54-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1172-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2168-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2168-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2168-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3624-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3624-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3624-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3624-33-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3624-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3624-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3624-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4168-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4168-58-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4168-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4168-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4180-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4180-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4804-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4804-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/5008-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/5008-16-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download