neconyd | c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df

Analysis

max time kernel
115s
max time network
118s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
01-02-2025 13:12

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General

Target

c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe
Size

96KB
MD5

640036c324b6763e3397bdc9d5065426
SHA1

cb5ef36508ef3ecd646a80375141bc7379677a7e
SHA256

c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df
SHA512

e75a5e9d79d5df89f113a4d2ac5fba0d16dc201944e4dd0a6d440f4b569512dad11eaf57382569691aa307e8d85ce4acaf67c379a8524f20aa0ff319ee06cc35
SSDEEP

1536:MnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxp:MGs8cd8eXlYairZYqMddH13p

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
1648	omsecor.exe
2380	omsecor.exe
3056	omsecor.exe
532	omsecor.exe
2360	omsecor.exe
1940	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2408	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe
2408	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe
1648	omsecor.exe
2380	omsecor.exe
2380	omsecor.exe
532	omsecor.exe
532	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 2412 set thread context of 2408	2412	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	30
PID 1648 set thread context of 2380	1648	omsecor.exe	32
PID 3056 set thread context of 532	3056	omsecor.exe	36
PID 2360 set thread context of 1940	2360	omsecor.exe	38

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	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 2408	2412	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	30
PID 2412 wrote to memory of 2408	2412	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	30
PID 2412 wrote to memory of 2408	2412	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	30
PID 2412 wrote to memory of 2408	2412	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	30
PID 2412 wrote to memory of 2408	2412	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	30
PID 2412 wrote to memory of 2408	2412	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	30
PID 2408 wrote to memory of 1648	2408	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	31
PID 2408 wrote to memory of 1648	2408	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	31
PID 2408 wrote to memory of 1648	2408	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	31
PID 2408 wrote to memory of 1648	2408	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	31
PID 1648 wrote to memory of 2380	1648	omsecor.exe	32
PID 1648 wrote to memory of 2380	1648	omsecor.exe	32
PID 1648 wrote to memory of 2380	1648	omsecor.exe	32
PID 1648 wrote to memory of 2380	1648	omsecor.exe	32
PID 1648 wrote to memory of 2380	1648	omsecor.exe	32
PID 1648 wrote to memory of 2380	1648	omsecor.exe	32
PID 2380 wrote to memory of 3056	2380	omsecor.exe	35
PID 2380 wrote to memory of 3056	2380	omsecor.exe	35
PID 2380 wrote to memory of 3056	2380	omsecor.exe	35
PID 2380 wrote to memory of 3056	2380	omsecor.exe	35
PID 3056 wrote to memory of 532	3056	omsecor.exe	36
PID 3056 wrote to memory of 532	3056	omsecor.exe	36
PID 3056 wrote to memory of 532	3056	omsecor.exe	36
PID 3056 wrote to memory of 532	3056	omsecor.exe	36
PID 3056 wrote to memory of 532	3056	omsecor.exe	36
PID 3056 wrote to memory of 532	3056	omsecor.exe	36
PID 532 wrote to memory of 2360	532	omsecor.exe	37
PID 532 wrote to memory of 2360	532	omsecor.exe	37
PID 532 wrote to memory of 2360	532	omsecor.exe	37
PID 532 wrote to memory of 2360	532	omsecor.exe	37
PID 2360 wrote to memory of 1940	2360	omsecor.exe	38
PID 2360 wrote to memory of 1940	2360	omsecor.exe	38
PID 2360 wrote to memory of 1940	2360	omsecor.exe	38
PID 2360 wrote to memory of 1940	2360	omsecor.exe	38
PID 2360 wrote to memory of 1940	2360	omsecor.exe	38
PID 2360 wrote to memory of 1940	2360	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe
"C:\Users\Admin\AppData\Local\Temp\c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Users\Admin\AppData\Local\Temp\c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe
  C:\Users\Admin\AppData\Local\Temp\c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2408
- - 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:1648
  - - 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:2380
    - - 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:3056
      - 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:532
        
        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:2360
        
        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:1940

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

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

Filesize
96KB

MD5
396dcf79429d24a795687d8bc6bbf3d3

SHA1
822b4e76c6b1d67998a2846d8d9f0f8a3e898905

SHA256
03333317fec29ef3fa3de254256eaad62365ce7b7fa044eb367a9448eabb8fd1

SHA512
96133042e16ff9b2716e878330aa587e64429fec78e0150fa7edd9ed3c1fea02f3bc6afe761b13f412e579dde65d8971b846323e8bcaae8961dafaf11aef6578

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

Filesize
96KB

MD5
3a4a439d975861cbb08fd17cad436354

SHA1
8248365ed7ba30e13c9024b47e310a3c94d5de9c

SHA256
c3d88922e13437f3735a0e8867ff86adfc8bae6be1d366e9864058e9f4e043a6

SHA512
4faa4408ea4d871d63114be51cdcb60eb92e6cd03f01834d063b3dea2ce177f86b418004a642cc96ccc5c2159e7f9968f28710c6b95b38111d3bb07dc9d541c9

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
2afea5a170f40af4481f8e7e694265f8

SHA1
a7888e95fadc857a424c9071c0a62414a440f57a

SHA256
67654c6059d023d18fedbb83db1612df549198f72fa908885c0cc9e9d99e75b5

SHA512
118c76258d3911d5dfa0e2f21f678be2042fb74609cc1dab219cf0cee3e4d30b7dcaf58dacfc22e8fe51f55d30b780ab1560ae0c1e3cf2af734a539ec372504b

Download Submit
memory/532-73-0x0000000000430000-0x0000000000453000-memory.dmp

Filesize
140KB

Download
memory/1648-25-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/1648-33-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1648-22-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1940-91-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2360-88-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2360-81-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2380-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2380-48-0x0000000001F70000-0x0000000001F93000-memory.dmp

Filesize
140KB

Download
memory/2380-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2380-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2380-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2380-45-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2408-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2408-14-0x0000000000240000-0x0000000000263000-memory.dmp

Filesize
140KB

Download
memory/2408-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2408-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2408-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2408-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2412-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2412-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3056-58-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3056-68-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download