neconyd | 93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21

Analysis

max time kernel
146s
max time network
148s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
10-01-2025 04:38

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General

Target

93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe
Size

134KB
MD5

dc35c9d2c141e65a01fed54e5f4b06fb
SHA1

87b929eb932881f275296c2c8c4bf456613a85bf
SHA256

93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21
SHA512

878ce2e60ea0516fa51109eaf17b561499eb77c8e927c7ea5912a85f6e552aa3c0d75addaf27af5b20c89b7d812b4588076199a409b14c977c96724d71e9c997
SSDEEP

1536:XDfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCid:ziRTeH0iqAW6J6f1tqF6dngNmaZCiaI

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
2600	omsecor.exe
320	omsecor.exe
3012	omsecor.exe
3004	omsecor.exe
1236	omsecor.exe
2540	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2124	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe
2124	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe
2600	omsecor.exe
320	omsecor.exe
320	omsecor.exe
3004	omsecor.exe
3004	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 2636 set thread context of 2124	2636	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	30
PID 2600 set thread context of 320	2600	omsecor.exe	32
PID 3012 set thread context of 3004	3012	omsecor.exe	36
PID 1236 set thread context of 2540	1236	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	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.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 36 IoCs

description	pid	Process	procid_target
PID 2636 wrote to memory of 2124	2636	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	30
PID 2636 wrote to memory of 2124	2636	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	30
PID 2636 wrote to memory of 2124	2636	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	30
PID 2636 wrote to memory of 2124	2636	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	30
PID 2636 wrote to memory of 2124	2636	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	30
PID 2636 wrote to memory of 2124	2636	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	30
PID 2124 wrote to memory of 2600	2124	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	31
PID 2124 wrote to memory of 2600	2124	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	31
PID 2124 wrote to memory of 2600	2124	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	31
PID 2124 wrote to memory of 2600	2124	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	31
PID 2600 wrote to memory of 320	2600	omsecor.exe	32
PID 2600 wrote to memory of 320	2600	omsecor.exe	32
PID 2600 wrote to memory of 320	2600	omsecor.exe	32
PID 2600 wrote to memory of 320	2600	omsecor.exe	32
PID 2600 wrote to memory of 320	2600	omsecor.exe	32
PID 2600 wrote to memory of 320	2600	omsecor.exe	32
PID 320 wrote to memory of 3012	320	omsecor.exe	35
PID 320 wrote to memory of 3012	320	omsecor.exe	35
PID 320 wrote to memory of 3012	320	omsecor.exe	35
PID 320 wrote to memory of 3012	320	omsecor.exe	35
PID 3012 wrote to memory of 3004	3012	omsecor.exe	36
PID 3012 wrote to memory of 3004	3012	omsecor.exe	36
PID 3012 wrote to memory of 3004	3012	omsecor.exe	36
PID 3012 wrote to memory of 3004	3012	omsecor.exe	36
PID 3012 wrote to memory of 3004	3012	omsecor.exe	36
PID 3012 wrote to memory of 3004	3012	omsecor.exe	36
PID 3004 wrote to memory of 1236	3004	omsecor.exe	37
PID 3004 wrote to memory of 1236	3004	omsecor.exe	37
PID 3004 wrote to memory of 1236	3004	omsecor.exe	37
PID 3004 wrote to memory of 1236	3004	omsecor.exe	37
PID 1236 wrote to memory of 2540	1236	omsecor.exe	38
PID 1236 wrote to memory of 2540	1236	omsecor.exe	38
PID 1236 wrote to memory of 2540	1236	omsecor.exe	38
PID 1236 wrote to memory of 2540	1236	omsecor.exe	38
PID 1236 wrote to memory of 2540	1236	omsecor.exe	38
PID 1236 wrote to memory of 2540	1236	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe
"C:\Users\Admin\AppData\Local\Temp\93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2636
- C:\Users\Admin\AppData\Local\Temp\93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe
  C:\Users\Admin\AppData\Local\Temp\93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2124
- - 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:2600
  - - 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:320
    - - 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:3012
      - 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:3004
        
        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:1236
        
        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:2540

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
134KB

MD5
2019304045626d7fb3b549ee493db083

SHA1
b193f0ff08ab3c0b453b856ae9e1437f9536b247

SHA256
15e7173a479d16baf8f393306d01ed69253712e264be71032ddbf8e1f3a7adc4

SHA512
3fd5ba8ad2e71498125a58945d0027afec0752926d83adb6a0c3908f21f0902099c0da4cde3efd693afc19456466f5d8b1d41d02a23e0b60a675a473aebd8b60

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

Filesize
134KB

MD5
13993c13be2349fcb4bab5bc8a9dc3ed

SHA1
f93479ea1bfbf360d456ff98db6f5666684ad093

SHA256
1df6fe42bd125336e6136527f7e5a078088ba7739a490f1781a9c766c3aa2f6f

SHA512
112c66230a53f37cba0a440f463b92b7c1eed0888dbbf1251a1be2e7c1b22070df157165a604d4a1561c37465dc859300410ef0be408f299b2a62965cd956e8e

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
134KB

MD5
6f1d1b4d151a377f96de5433f33ad9b4

SHA1
46859e6f39ea3b94c960cb5073315436f6c0a868

SHA256
df6cb59e59e8717732a949e865ef1c50c196ec0290218791abdc346493ebdc73

SHA512
a7eb1bff2cf4440291f18934811cdf3c4c1a5153b8cbb34d2852e5b117e015e7635384e2141cb67873cd6cc4dc23fe143af1ad4a645cbf7478fcec1b32f40ae8

Download Submit
memory/320-33-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/320-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/320-46-0x0000000000310000-0x0000000000334000-memory.dmp

Filesize
144KB

Download
memory/320-43-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/320-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/320-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1236-84-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1236-78-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2124-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2124-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2124-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2124-8-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2124-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2540-90-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2540-87-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2600-28-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2600-20-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2636-6-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2636-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2636-32-0x0000000000230000-0x0000000000254000-memory.dmp

Filesize
144KB

Download
memory/3004-70-0x0000000000230000-0x0000000000254000-memory.dmp

Filesize
144KB

Download
memory/3012-63-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3012-56-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download