neconyd | c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df

Analysis

max time kernel
146s
max time network
147s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01-02-2025 13:18

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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
1800	omsecor.exe
2076	omsecor.exe
2308	omsecor.exe
1380	omsecor.exe
852	omsecor.exe
2860	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2352	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe
2352	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe
1800	omsecor.exe
2076	omsecor.exe
2076	omsecor.exe
1380	omsecor.exe
1380	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 2988 set thread context of 2352	2988	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	30
PID 1800 set thread context of 2076	1800	omsecor.exe	32
PID 2308 set thread context of 1380	2308	omsecor.exe	36
PID 852 set thread context of 2860	852	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	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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2988 wrote to memory of 2352	2988	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	30
PID 2988 wrote to memory of 2352	2988	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	30
PID 2988 wrote to memory of 2352	2988	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	30
PID 2988 wrote to memory of 2352	2988	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	30
PID 2988 wrote to memory of 2352	2988	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	30
PID 2988 wrote to memory of 2352	2988	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	30
PID 2352 wrote to memory of 1800	2352	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	31
PID 2352 wrote to memory of 1800	2352	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	31
PID 2352 wrote to memory of 1800	2352	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	31
PID 2352 wrote to memory of 1800	2352	c900f2a4119484877f293c23124cb8766f6015a2f0afa2616af5230ce1bc91df.exe	31
PID 1800 wrote to memory of 2076	1800	omsecor.exe	32
PID 1800 wrote to memory of 2076	1800	omsecor.exe	32
PID 1800 wrote to memory of 2076	1800	omsecor.exe	32
PID 1800 wrote to memory of 2076	1800	omsecor.exe	32
PID 1800 wrote to memory of 2076	1800	omsecor.exe	32
PID 1800 wrote to memory of 2076	1800	omsecor.exe	32
PID 2076 wrote to memory of 2308	2076	omsecor.exe	35
PID 2076 wrote to memory of 2308	2076	omsecor.exe	35
PID 2076 wrote to memory of 2308	2076	omsecor.exe	35
PID 2076 wrote to memory of 2308	2076	omsecor.exe	35
PID 2308 wrote to memory of 1380	2308	omsecor.exe	36
PID 2308 wrote to memory of 1380	2308	omsecor.exe	36
PID 2308 wrote to memory of 1380	2308	omsecor.exe	36
PID 2308 wrote to memory of 1380	2308	omsecor.exe	36
PID 2308 wrote to memory of 1380	2308	omsecor.exe	36
PID 2308 wrote to memory of 1380	2308	omsecor.exe	36
PID 1380 wrote to memory of 852	1380	omsecor.exe	37
PID 1380 wrote to memory of 852	1380	omsecor.exe	37
PID 1380 wrote to memory of 852	1380	omsecor.exe	37
PID 1380 wrote to memory of 852	1380	omsecor.exe	37
PID 852 wrote to memory of 2860	852	omsecor.exe	38
PID 852 wrote to memory of 2860	852	omsecor.exe	38
PID 852 wrote to memory of 2860	852	omsecor.exe	38
PID 852 wrote to memory of 2860	852	omsecor.exe	38
PID 852 wrote to memory of 2860	852	omsecor.exe	38
PID 852 wrote to memory of 2860	852	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:2988
- 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:2352
- - 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:1800
  - - 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:2076
    - - 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:2308
      - 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:1380
        
        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:852
        
        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:2860

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
396dcf79429d24a795687d8bc6bbf3d3

SHA1
822b4e76c6b1d67998a2846d8d9f0f8a3e898905

SHA256
03333317fec29ef3fa3de254256eaad62365ce7b7fa044eb367a9448eabb8fd1

SHA512
96133042e16ff9b2716e878330aa587e64429fec78e0150fa7edd9ed3c1fea02f3bc6afe761b13f412e579dde65d8971b846323e8bcaae8961dafaf11aef6578

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

Filesize
96KB

MD5
4dc863b9d2294e66524ba100e9b20bac

SHA1
4e008c8cd593260ade27326ecee15e71452d4b7d

SHA256
3ac475175e5af3bfe208200c1f0e0b155e9b27db5e39de68506aebc786b9f76e

SHA512
6c895dd858744021aebce43032d5c0a912769318d4f6b0f96a9cd6a01f901c4093937e4ccb2c01c536420a039e8f49bf86b2fdbd0e3c4ee13c0bffeade7cdfd4

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
d8bd13ea613770f6573844ab5f46e2e6

SHA1
c530ac7ff0157c47d7eef9bbfeffe5359bdadd3a

SHA256
4b0706fb931709fa30dfd8ebdad6c4af9b7584c4513c77b0578078f1e79665c6

SHA512
5a3361b5bcd555ca94fe3f3b1c0fc936751e38e2e3f13808433f5f4c3be17e3738fc26f55c5c7acf9fdba56b853b3bed92cd9adfe2a558d96a70f7fbede43f72

Download Submit
memory/852-79-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/852-87-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1380-71-0x00000000002B0000-0x00000000002D3000-memory.dmp

Filesize
140KB

Download
memory/1800-21-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1800-24-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/1800-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2076-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2076-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2076-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2076-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2076-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2308-66-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2308-56-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2352-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2352-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2352-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2352-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2352-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2860-89-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2860-92-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2988-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2988-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download