neconyd | d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7

Analysis

max time kernel
115s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-12-2024 12:57

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General

Target

d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.exe
Size

134KB
MD5

e6c8b2ebde224a97b946084aa466a5a0
SHA1

08540d457b47b3971d99f91e08070a5838c71d0b
SHA256

d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7
SHA512

8e2b539db918ffc9d19c0032d190413b013842475183749a273212f85cf9316ae65608437ba0fae35e0a256450e0b4d892cf2d02d6d598f4a31ced262762598e
SSDEEP

1536:PDfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCia:7iRTeH0iqAW6J6f1tqF6dngNmaZCia

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
4480	omsecor.exe
2768	omsecor.exe
3876	omsecor.exe
3988	omsecor.exe
4136	omsecor.exe
544	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 5116 set thread context of 4212	5116	d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.exe	82
PID 4480 set thread context of 2768	4480	omsecor.exe	87
PID 3876 set thread context of 3988	3876	omsecor.exe	100
PID 4136 set thread context of 544	4136	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
828	5116	WerFault.exe	81
2552	4480	WerFault.exe	84
1048	3876	WerFault.exe	99
920	4136	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	d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.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	d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 5116 wrote to memory of 4212	5116	d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.exe	82
PID 5116 wrote to memory of 4212	5116	d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.exe	82
PID 5116 wrote to memory of 4212	5116	d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.exe	82
PID 5116 wrote to memory of 4212	5116	d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.exe	82
PID 5116 wrote to memory of 4212	5116	d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.exe	82
PID 4212 wrote to memory of 4480	4212	d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.exe	84
PID 4212 wrote to memory of 4480	4212	d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.exe	84
PID 4212 wrote to memory of 4480	4212	d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.exe	84
PID 4480 wrote to memory of 2768	4480	omsecor.exe	87
PID 4480 wrote to memory of 2768	4480	omsecor.exe	87
PID 4480 wrote to memory of 2768	4480	omsecor.exe	87
PID 4480 wrote to memory of 2768	4480	omsecor.exe	87
PID 4480 wrote to memory of 2768	4480	omsecor.exe	87
PID 2768 wrote to memory of 3876	2768	omsecor.exe	99
PID 2768 wrote to memory of 3876	2768	omsecor.exe	99
PID 2768 wrote to memory of 3876	2768	omsecor.exe	99
PID 3876 wrote to memory of 3988	3876	omsecor.exe	100
PID 3876 wrote to memory of 3988	3876	omsecor.exe	100
PID 3876 wrote to memory of 3988	3876	omsecor.exe	100
PID 3876 wrote to memory of 3988	3876	omsecor.exe	100
PID 3876 wrote to memory of 3988	3876	omsecor.exe	100
PID 3988 wrote to memory of 4136	3988	omsecor.exe	102
PID 3988 wrote to memory of 4136	3988	omsecor.exe	102
PID 3988 wrote to memory of 4136	3988	omsecor.exe	102
PID 4136 wrote to memory of 544	4136	omsecor.exe	104
PID 4136 wrote to memory of 544	4136	omsecor.exe	104
PID 4136 wrote to memory of 544	4136	omsecor.exe	104
PID 4136 wrote to memory of 544	4136	omsecor.exe	104
PID 4136 wrote to memory of 544	4136	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.exe
"C:\Users\Admin\AppData\Local\Temp\d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5116
- C:\Users\Admin\AppData\Local\Temp\d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.exe
  C:\Users\Admin\AppData\Local\Temp\d7a34071cf9f2ea779befb789917ee38e56db1b14d3ec0faa8a013c87fbd38e7N.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4212
- - 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:4480
  - - 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:2768
    - - 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:3876
      - 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:3988
        
        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:4136
        
        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:544
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4136 -s 256
        8⤵
        Program crash
        
        PID:920
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 292
        6⤵
        Program crash
        
        PID:1048
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4480 -s 288
      4⤵
      Program crash
      PID:2552
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5116 -s 232
  2⤵
  - Program crash
  PID:828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 5116 -ip 5116
1⤵
PID:4464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4480 -ip 4480
1⤵
PID:1652

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3876 -ip 3876
1⤵
PID:1388

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 4136 -ip 4136
1⤵
PID:3744

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
134KB

MD5
03cff67c142602ad722d4180504d31a8

SHA1
6a7511775a7cdf7e5708036a129a2e76ee1a94d9

SHA256
5bfa1c0cf7555e93dddca11ea8b760f6dcb462bf52070dfa81dc626e30e7217c

SHA512
0df73b632170706d512252c018a52c46e74ab3509d809e8696a31604a2286380ed5e28c9748b1e171788c8db6971480e32a4e60bed028bf783dca38db9190b10

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

Filesize
134KB

MD5
cbd52831c31bd135a9a8bb3870d95324

SHA1
c7e121c72585efa95d357453129d0c28743f8652

SHA256
71bc5eecdf6e6f29523ca5c6aef193a97227d9fc6432097de8aefcab5ef96c87

SHA512
3dab0584670134002ddba3d939e701ca6c8bcf439f4b8578dcf9009c05bd58dbeef949726ec04701b4ca6b28a1bd1588780d7a70520ea1347d20720e1427f6b1

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

Filesize
134KB

MD5
4e15dfc77ff5677b7b599810df39336c

SHA1
d964e5f47a015b88f9915e8a54cf8e2b9b2c4a43

SHA256
2c01b8c0ce2d7b6f3fdf6dd0148d31c3d460a92b2b6057fc31f777ad930aad36

SHA512
48cb232aef2abc498d4fdb91a4e79a35110021c899033017af140d86125cd2def073efe1bb5ea3c25d86a811dc82b0c7fac1b118764eb04570ffbb4f7d141bd5

Download Submit
memory/544-52-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/544-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/544-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2768-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2768-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2768-16-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2768-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2768-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2768-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2768-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3876-31-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3876-50-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3988-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3988-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3988-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4136-44-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4136-51-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4212-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4212-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4212-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4212-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4480-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4480-18-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5116-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5116-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download