neconyd | dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b

Analysis

max time kernel
115s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
24/02/2025, 17:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.exe
Size

96KB
MD5

42939f6d36616455ed6b192023e46298
SHA1

a11a300473c0ebb1029157676f82066879fa9d63
SHA256

dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b
SHA512

901f271293e63035ad26ee291fc9d9da6e46471901f982da228e886fc19669590b213d12ccb1a435cce0fe3f55432a390185c6c829c341633ecb73eb09c65996
SSDEEP

1536:DnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxZ:DGs8cd8eXlYairZYqMddH13Z

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
1688	omsecor.exe
3296	omsecor.exe
4828	omsecor.exe
1848	omsecor.exe
1628	omsecor.exe
3684	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 4720 set thread context of 1156	4720	dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.exe	83
PID 1688 set thread context of 3296	1688	omsecor.exe	88
PID 4828 set thread context of 1848	4828	omsecor.exe	105
PID 1628 set thread context of 3684	1628	omsecor.exe	108

Program crash 4 IoCs

pid	pid_target	Process	procid_target
2928	4720	WerFault.exe	81
4404	1688	WerFault.exe	86
2736	4828	WerFault.exe	104
3344	1628	WerFault.exe	107

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	dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.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 29 IoCs

description	pid	Process	procid_target
PID 4720 wrote to memory of 1156	4720	dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.exe	83
PID 4720 wrote to memory of 1156	4720	dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.exe	83
PID 4720 wrote to memory of 1156	4720	dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.exe	83
PID 4720 wrote to memory of 1156	4720	dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.exe	83
PID 4720 wrote to memory of 1156	4720	dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.exe	83
PID 1156 wrote to memory of 1688	1156	dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.exe	86
PID 1156 wrote to memory of 1688	1156	dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.exe	86
PID 1156 wrote to memory of 1688	1156	dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.exe	86
PID 1688 wrote to memory of 3296	1688	omsecor.exe	88
PID 1688 wrote to memory of 3296	1688	omsecor.exe	88
PID 1688 wrote to memory of 3296	1688	omsecor.exe	88
PID 1688 wrote to memory of 3296	1688	omsecor.exe	88
PID 1688 wrote to memory of 3296	1688	omsecor.exe	88
PID 3296 wrote to memory of 4828	3296	omsecor.exe	104
PID 3296 wrote to memory of 4828	3296	omsecor.exe	104
PID 3296 wrote to memory of 4828	3296	omsecor.exe	104
PID 4828 wrote to memory of 1848	4828	omsecor.exe	105
PID 4828 wrote to memory of 1848	4828	omsecor.exe	105
PID 4828 wrote to memory of 1848	4828	omsecor.exe	105
PID 4828 wrote to memory of 1848	4828	omsecor.exe	105
PID 4828 wrote to memory of 1848	4828	omsecor.exe	105
PID 1848 wrote to memory of 1628	1848	omsecor.exe	107
PID 1848 wrote to memory of 1628	1848	omsecor.exe	107
PID 1848 wrote to memory of 1628	1848	omsecor.exe	107
PID 1628 wrote to memory of 3684	1628	omsecor.exe	108
PID 1628 wrote to memory of 3684	1628	omsecor.exe	108
PID 1628 wrote to memory of 3684	1628	omsecor.exe	108
PID 1628 wrote to memory of 3684	1628	omsecor.exe	108
PID 1628 wrote to memory of 3684	1628	omsecor.exe	108

C:\Users\Admin\AppData\Local\Temp\dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.exe
"C:\Users\Admin\AppData\Local\Temp\dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4720
- C:\Users\Admin\AppData\Local\Temp\dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.exe
  C:\Users\Admin\AppData\Local\Temp\dd2643e243a2b100d23002604a1c5f5ee2a88665930628a6b46571cbd3d5544b.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1156
- - 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:1688
  - - 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:3296
    - - 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:4828
      - 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:1848
        
        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:1628
        
        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:3684
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 268
        8⤵
        Program crash
        
        PID:3344
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4828 -s 300
        6⤵
        Program crash
        
        PID:2736
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 300
      4⤵
      Program crash
      PID:4404
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 300
  2⤵
  - Program crash
  PID:2928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4720 -ip 4720
1⤵
PID:3472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1688 -ip 1688
1⤵
PID:1696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4828 -ip 4828
1⤵
PID:4280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1628 -ip 1628
1⤵
PID:4512

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
96KB

MD5
3f54e81ea5e524dc3336742fb5a5622b

SHA1
1d0c3e111a2a6802f88e4edcbd056b3a7d8040ff

SHA256
69532e541672e3ee1e71007037ac0e083a01a87cc6b56266c53289d3a6fb5672

SHA512
ae3c483fa6adf05c335b0b24d86eec351b773540a7669e9d39f3713b4ec48f505dae838d6c08399f4089917d8355da2828aa88aec20e7b33bc1ad5207354966b

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

Filesize
96KB

MD5
17bdaea69479f4246cf4630cc1245c46

SHA1
2f9f6f481b503b9b3446499fec63cd30c72132d4

SHA256
7d205f06bcae088be89305612b8cd231bcd89fef8ab92891020829f6dba26b16

SHA512
fd65a820f7035941f0afe967ad21090b99a868f85eea70a5bae999533b148dcb3f034b5ee8a63a805e119aea103f539fbc5cfa21ea44858590f5af3e917695e6

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

Filesize
96KB

MD5
e633537063f9e357aa097c4e60ffd592

SHA1
f05aed8d3a43c5b495701a685fe589813e439ba6

SHA256
8439fda8d18489b9c5dbca1f99f91e4f8bc7ffc778662a9c6e60887c2105d8fa

SHA512
3adca50d3696823ee9f91fd7b7ec8196e30c02bdb53eca8c800f58d32e6a7cda5b05400e3de29640f3a3b7b724fc1d967f7238fb15b3c73e02daac331d25977a

Download Submit
memory/1156-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1156-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1156-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1156-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1628-45-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1688-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1688-16-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1848-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1848-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1848-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3296-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3296-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3296-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3296-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3296-33-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3296-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3296-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3684-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3684-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3684-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4720-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4720-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4828-34-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4828-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download