neconyd | b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-01-2025 06:55

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General

Target

b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.exe
Size

96KB
MD5

e1b93335be80e38d60faa0995501b964
SHA1

a3ad93a38cd65ac73a57e68a2c87e2ff16a509ed
SHA256

b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27
SHA512

cd0832b92998c34487b4c60b2e4cc66a59e719a14b857bf3b56af43fefcb1ec31bb33b7c3dff7edea574c6a594878360ec47f57a61cdeb6c404bf6d3505e4867
SSDEEP

1536:1nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxb:1Gs8cd8eXlYairZYqMddH13b

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
1908	omsecor.exe
1672	omsecor.exe
4628	omsecor.exe
1608	omsecor.exe
2300	omsecor.exe
3532	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 3076 set thread context of 1152	3076	b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.exe	82
PID 1908 set thread context of 1672	1908	omsecor.exe	87
PID 4628 set thread context of 1608	4628	omsecor.exe	100
PID 2300 set thread context of 3532	2300	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
432	3076	WerFault.exe	81
624	1908	WerFault.exe	85
2220	4628	WerFault.exe	99
4320	2300	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	b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.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 3076 wrote to memory of 1152	3076	b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.exe	82
PID 3076 wrote to memory of 1152	3076	b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.exe	82
PID 3076 wrote to memory of 1152	3076	b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.exe	82
PID 3076 wrote to memory of 1152	3076	b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.exe	82
PID 3076 wrote to memory of 1152	3076	b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.exe	82
PID 1152 wrote to memory of 1908	1152	b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.exe	85
PID 1152 wrote to memory of 1908	1152	b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.exe	85
PID 1152 wrote to memory of 1908	1152	b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.exe	85
PID 1908 wrote to memory of 1672	1908	omsecor.exe	87
PID 1908 wrote to memory of 1672	1908	omsecor.exe	87
PID 1908 wrote to memory of 1672	1908	omsecor.exe	87
PID 1908 wrote to memory of 1672	1908	omsecor.exe	87
PID 1908 wrote to memory of 1672	1908	omsecor.exe	87
PID 1672 wrote to memory of 4628	1672	omsecor.exe	99
PID 1672 wrote to memory of 4628	1672	omsecor.exe	99
PID 1672 wrote to memory of 4628	1672	omsecor.exe	99
PID 4628 wrote to memory of 1608	4628	omsecor.exe	100
PID 4628 wrote to memory of 1608	4628	omsecor.exe	100
PID 4628 wrote to memory of 1608	4628	omsecor.exe	100
PID 4628 wrote to memory of 1608	4628	omsecor.exe	100
PID 4628 wrote to memory of 1608	4628	omsecor.exe	100
PID 1608 wrote to memory of 2300	1608	omsecor.exe	102
PID 1608 wrote to memory of 2300	1608	omsecor.exe	102
PID 1608 wrote to memory of 2300	1608	omsecor.exe	102
PID 2300 wrote to memory of 3532	2300	omsecor.exe	104
PID 2300 wrote to memory of 3532	2300	omsecor.exe	104
PID 2300 wrote to memory of 3532	2300	omsecor.exe	104
PID 2300 wrote to memory of 3532	2300	omsecor.exe	104
PID 2300 wrote to memory of 3532	2300	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.exe
"C:\Users\Admin\AppData\Local\Temp\b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3076
- C:\Users\Admin\AppData\Local\Temp\b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.exe
  C:\Users\Admin\AppData\Local\Temp\b6f4480086f4978357faae02c63e9962dc5e576e854939f9f5ebe4c0d280bd27.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1152
- - 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:1908
  - - 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:1672
    - - 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:4628
      - 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:1608
        
        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:2300
        
        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:3532
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2300 -s 256
        8⤵
        Program crash
        
        PID:4320
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 292
        6⤵
        Program crash
        
        PID:2220
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1908 -s 272
      4⤵
      Program crash
      PID:624
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3076 -s 288
  2⤵
  - Program crash
  PID:432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3076 -ip 3076
1⤵
PID:4724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1908 -ip 1908
1⤵
PID:408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4628 -ip 4628
1⤵
PID:3820

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2300 -ip 2300
1⤵
PID:3324

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
7140a8cf9778411372ec7a83fafa3527

SHA1
f6581a691dcd3627e2af5a7fc79434247173998c

SHA256
317a770d818b2e273aadcfed0722bfe709b7f48be71fb5ec58690b552b5a563c

SHA512
7d5c3a59a6037d3794853c85866b28f123cf92ec230d711dd2dbd0d8a41628cfe09440df739bb1341396cedb3d0de89c2b988c667efe9274da6e814608e5d506

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

Filesize
96KB

MD5
00f5c849a831e0374558bf4b0d08c3e6

SHA1
b947f5505795b1bec862ddaa43a704f31cf1c889

SHA256
6a44614d9af5900ec8284894d2366ba3241e740a8fffb3da68ad4e66f6b8be65

SHA512
5efad890e869a603e140535b1351cf391f9ef0b0dbf5bbe71f65c0bee9e9c0b7cab3e78b2e34068c70c5fb2fd1fc19d8c4840bf4eb0732a309d53f302e7d6272

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

Filesize
96KB

MD5
5685b568d777fd0e0cb6403dce540c42

SHA1
853547ea38018e6ed086dc871acf4c72e4e23d25

SHA256
00e4945bd7818ce81300ba24633a2871f21f08283c56da4f6345117982bf7d5f

SHA512
edff8bff7e912a353f647c7709504908b0d3261222232e4ab88832f6d913a38469d41eec7fe02838e281f01cb3f4e5a81c41551246f6326d74511dcc96252ad2

Download Submit
memory/1152-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1152-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1152-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1152-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1608-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1608-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1608-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1672-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1672-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1672-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1672-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1672-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1672-31-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1672-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1908-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1908-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2300-45-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3076-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3076-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3532-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3532-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3532-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3532-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4628-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4628-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download