neconyd | b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748

Analysis

max time kernel
146s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-01-2025 08:56

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General

Target

b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.exe
Size

134KB
MD5

931ecac4934cf5a1df86431eb9d2fa52
SHA1

8aae04793f6d310e3f7187fc82428953767a19b1
SHA256

b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748
SHA512

ee02a0015b832b1de9e073122a240c36be2ea3c5ca18815a317e804d26c0eea25a60ec6599434a95614ccb9f913f772ff44932d251f471e3dcb87c154a37bd66
SSDEEP

1536:CDfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCia:0iRTeH0iqAW6J6f1tqF6dngNmaZCia

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
3004	omsecor.exe
2696	omsecor.exe
2200	omsecor.exe
4080	omsecor.exe
3556	omsecor.exe
3332	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 396 set thread context of 2024	396	b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.exe	85
PID 3004 set thread context of 2696	3004	omsecor.exe	89
PID 2200 set thread context of 4080	2200	omsecor.exe	110
PID 3556 set thread context of 3332	3556	omsecor.exe	113

Program crash 4 IoCs

pid	pid_target	Process	procid_target
3376	396	WerFault.exe	84
2420	3004	WerFault.exe	88
4600	2200	WerFault.exe	109
2452	3556	WerFault.exe	112

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	b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.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 396 wrote to memory of 2024	396	b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.exe	85
PID 396 wrote to memory of 2024	396	b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.exe	85
PID 396 wrote to memory of 2024	396	b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.exe	85
PID 396 wrote to memory of 2024	396	b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.exe	85
PID 396 wrote to memory of 2024	396	b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.exe	85
PID 2024 wrote to memory of 3004	2024	b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.exe	88
PID 2024 wrote to memory of 3004	2024	b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.exe	88
PID 2024 wrote to memory of 3004	2024	b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.exe	88
PID 3004 wrote to memory of 2696	3004	omsecor.exe	89
PID 3004 wrote to memory of 2696	3004	omsecor.exe	89
PID 3004 wrote to memory of 2696	3004	omsecor.exe	89
PID 3004 wrote to memory of 2696	3004	omsecor.exe	89
PID 3004 wrote to memory of 2696	3004	omsecor.exe	89
PID 2696 wrote to memory of 2200	2696	omsecor.exe	109
PID 2696 wrote to memory of 2200	2696	omsecor.exe	109
PID 2696 wrote to memory of 2200	2696	omsecor.exe	109
PID 2200 wrote to memory of 4080	2200	omsecor.exe	110
PID 2200 wrote to memory of 4080	2200	omsecor.exe	110
PID 2200 wrote to memory of 4080	2200	omsecor.exe	110
PID 2200 wrote to memory of 4080	2200	omsecor.exe	110
PID 2200 wrote to memory of 4080	2200	omsecor.exe	110
PID 4080 wrote to memory of 3556	4080	omsecor.exe	112
PID 4080 wrote to memory of 3556	4080	omsecor.exe	112
PID 4080 wrote to memory of 3556	4080	omsecor.exe	112
PID 3556 wrote to memory of 3332	3556	omsecor.exe	113
PID 3556 wrote to memory of 3332	3556	omsecor.exe	113
PID 3556 wrote to memory of 3332	3556	omsecor.exe	113
PID 3556 wrote to memory of 3332	3556	omsecor.exe	113
PID 3556 wrote to memory of 3332	3556	omsecor.exe	113

C:\Users\Admin\AppData\Local\Temp\b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.exe
"C:\Users\Admin\AppData\Local\Temp\b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:396
- C:\Users\Admin\AppData\Local\Temp\b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.exe
  C:\Users\Admin\AppData\Local\Temp\b69e0728656cd595854cabed4cb4298356423c2d4f61788da7e0d62aa7176748.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2024
- - 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:3004
  - - 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:2696
    - - 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:2200
      - 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:4080
        
        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:3556
        
        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:3332
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3556 -s 256
        8⤵
        Program crash
        
        PID:2452
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2200 -s 292
        6⤵
        Program crash
        
        PID:4600
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3004 -s 300
      4⤵
      Program crash
      PID:2420
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 396 -s 288
  2⤵
  - Program crash
  PID:3376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 396 -ip 396
1⤵
PID:560

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3004 -ip 3004
1⤵
PID:1684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2200 -ip 2200
1⤵
PID:2612

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3556 -ip 3556
1⤵
PID:4768

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
043f82d3884c7eca3782e519b118ea98

SHA1
fc55190feb60037a8fabeac2c2597e6c1ba35bcc

SHA256
39cb8c58e49d2f589138fddc2e9a7349d44163bd652e0ff7363299a1b7eb481e

SHA512
dc8aacc71ff25a9c589f262c6e1199b942aaa43a179566c52f331f308aefa26a657d32461892fc258a59a0bc07a85ce91e91148bb4eaa8b7126a7a73794b3284

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

Filesize
134KB

MD5
0e78991117c80a9106ee4b10cf591eef

SHA1
39990c161fc2c74a341e1138cb403689a010050f

SHA256
e8c4ff54bd1b5c1a22e4207bd5d8616ae687867e196df2b94c78a72f43b955e1

SHA512
6b1bb17502df791800fb8fca32c1b866fb74c4859c0b290da07f462e63c5a0ae8b648b4e439d49a584e18f561f15d3ca80d53532c4299bae43dc817c94766b29

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

Filesize
134KB

MD5
f337d1d7dc9f214660fdb3fc92f65537

SHA1
925a4e5e4f2e5ed205e623035d70cc06ff07eeb0

SHA256
38059d50999e9017ad835f4c531479b9547e91fb2055f92c13392ae53d7ffd15

SHA512
9440cdb7b5521b57fe54a06b3d5695fd59eda4de37f23152eb2061c5956f1037f33ae40caf3cae463d92da24fe6e619d608c9312e82c4e632f40f906723b4e5b

Download Submit
memory/396-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/396-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2024-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2024-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2024-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2024-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2200-32-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2696-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2696-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2696-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2696-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2696-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2696-28-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2696-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3004-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3004-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3332-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3332-47-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3332-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3332-52-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3556-43-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4080-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4080-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4080-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download