neconyd | b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d

Analysis

max time kernel
146s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-12-2024 02:06

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe
Size

134KB
MD5

b94b47d7d5e2f2ebfe6016e80093b3ca
SHA1

a6710d18bc197b67b0f43e9f1781ac52ff263466
SHA256

b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d
SHA512

3e13700b76190934efacde18628621d6438bcb249b54c214fd14606785357018e8a12a57438602357034b4bb59d4b992184e9306238ce805382ced26ae990efc
SSDEEP

1536:qDfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCia:MiRTeH0iqAW6J6f1tqF6dngNmaZCia

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
4260	omsecor.exe
3060	omsecor.exe
3988	omsecor.exe
1616	omsecor.exe
3896	omsecor.exe
3108	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 4752 set thread context of 3640	4752	b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe	82
PID 4260 set thread context of 3060	4260	omsecor.exe	87
PID 3988 set thread context of 1616	3988	omsecor.exe	100
PID 3896 set thread context of 3108	3896	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
216	4752	WerFault.exe	81
2424	4260	WerFault.exe	85
5008	3988	WerFault.exe	99
4336	3896	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	b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.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 29 IoCs

description	pid	Process	procid_target
PID 4752 wrote to memory of 3640	4752	b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe	82
PID 4752 wrote to memory of 3640	4752	b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe	82
PID 4752 wrote to memory of 3640	4752	b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe	82
PID 4752 wrote to memory of 3640	4752	b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe	82
PID 4752 wrote to memory of 3640	4752	b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe	82
PID 3640 wrote to memory of 4260	3640	b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe	85
PID 3640 wrote to memory of 4260	3640	b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe	85
PID 3640 wrote to memory of 4260	3640	b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe	85
PID 4260 wrote to memory of 3060	4260	omsecor.exe	87
PID 4260 wrote to memory of 3060	4260	omsecor.exe	87
PID 4260 wrote to memory of 3060	4260	omsecor.exe	87
PID 4260 wrote to memory of 3060	4260	omsecor.exe	87
PID 4260 wrote to memory of 3060	4260	omsecor.exe	87
PID 3060 wrote to memory of 3988	3060	omsecor.exe	99
PID 3060 wrote to memory of 3988	3060	omsecor.exe	99
PID 3060 wrote to memory of 3988	3060	omsecor.exe	99
PID 3988 wrote to memory of 1616	3988	omsecor.exe	100
PID 3988 wrote to memory of 1616	3988	omsecor.exe	100
PID 3988 wrote to memory of 1616	3988	omsecor.exe	100
PID 3988 wrote to memory of 1616	3988	omsecor.exe	100
PID 3988 wrote to memory of 1616	3988	omsecor.exe	100
PID 1616 wrote to memory of 3896	1616	omsecor.exe	102
PID 1616 wrote to memory of 3896	1616	omsecor.exe	102
PID 1616 wrote to memory of 3896	1616	omsecor.exe	102
PID 3896 wrote to memory of 3108	3896	omsecor.exe	104
PID 3896 wrote to memory of 3108	3896	omsecor.exe	104
PID 3896 wrote to memory of 3108	3896	omsecor.exe	104
PID 3896 wrote to memory of 3108	3896	omsecor.exe	104
PID 3896 wrote to memory of 3108	3896	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe
"C:\Users\Admin\AppData\Local\Temp\b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4752
- C:\Users\Admin\AppData\Local\Temp\b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe
  C:\Users\Admin\AppData\Local\Temp\b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3640
- - 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:4260
  - - 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:3060
    - - 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:3988
      - 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:1616
        
        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:3896
        
        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:3108
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3896 -s 244
        8⤵
        Program crash
        
        PID:4336
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3988 -s 292
        6⤵
        Program crash
        
        PID:5008
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4260 -s 300
      4⤵
      Program crash
      PID:2424
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4752 -s 300
  2⤵
  - Program crash
  PID:216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4752 -ip 4752
1⤵
PID:4776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4260 -ip 4260
1⤵
PID:1288

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3988 -ip 3988
1⤵
PID:2380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 3896 -ip 3896
1⤵
PID:2476

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

Loading Replay Monitor...

Downloads

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

Filesize
134KB

MD5
83be1fe6770f40721ef9a199ae1057e3

SHA1
0ee720465c7a2b6c92dc4147ec68dd59a22fe24d

SHA256
a28d81d49ada49993ec29c4babdfa9c6a9c933eb341587ee070e70b9cb1fe317

SHA512
eb6cf3e188443078ecbf1e40011546c720a53511a040d5f9cf38a1e6ce584c28e32709d4808dcb488402ca54bd9746e40a11a724f0e0453fe8e710f2f4272210

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

Filesize
134KB

MD5
e23920203856afadcb9d673c4e798a11

SHA1
0dbb4ef848104324903578c0cda156c79ad7aa57

SHA256
c15af5504c71a3b7e787e098871303c1b0458a298465cfe7a7cd97b7fec1a6e5

SHA512
8d55033484381a0390e9bcfc216bd516f1b4fd4b70f7296e776819144738fe6a969479e232e286b126720f03a0428a88c570a2dfd13cc379bdb6b5ddd432842d

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

Filesize
134KB

MD5
e70f464a72f4ee79db7a593da360cefc

SHA1
a8b2681116f5db3646ea459434ee95ce1a756025

SHA256
71b970ab01e61764945deade671d760745ad2577909ccb4b4e01db6898ec07c1

SHA512
34b240886faa6fd53ee58b59b66dabc7b0f8568ef131feb2e5662e65d6edf655ee34d1649aa8065f7ce06d514920fe85dbb4f678911b9de774f3ab984c609f23

Download Submit
memory/1616-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1616-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1616-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3060-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3060-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3060-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3060-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3060-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3060-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3060-32-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3108-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3108-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3108-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3108-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3640-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3640-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3640-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3640-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3896-44-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3988-33-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3988-50-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4260-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4260-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4752-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4752-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download