neconyd | 28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3

Analysis

max time kernel
115s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-01-2025 14:29

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General

Target

28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe
Size

134KB
MD5

f4b1adc0184021c94cf8384a1d29ac30
SHA1

092c451b993486aff776c87a6bfaea0249c1f29f
SHA256

28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3
SHA512

5dd1bd77fd58fdaf641f52d0cb9947fccf07a512870381eda0a2a9d96b5951a931ee4e81300e2e3628e24662ca55298b4d71de7f1cc5353fe8f0fd0659d5180d
SSDEEP

1536:8DfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCif:iiRTeH0iqAW6J6f1tqF6dngNmaZCiaI

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
1920	omsecor.exe
2408	omsecor.exe
1592	omsecor.exe
1200	omsecor.exe
2452	omsecor.exe
1632	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2848	28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe
2848	28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe
1920	omsecor.exe
2408	omsecor.exe
2408	omsecor.exe
1200	omsecor.exe
1200	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 2868 set thread context of 2848	2868	28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe	28
PID 1920 set thread context of 2408	1920	omsecor.exe	30
PID 1592 set thread context of 1200	1592	omsecor.exe	35
PID 2452 set thread context of 1632	2452	omsecor.exe	37

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	28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.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

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 2848	2868	28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe	28
PID 2868 wrote to memory of 2848	2868	28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe	28
PID 2868 wrote to memory of 2848	2868	28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe	28
PID 2868 wrote to memory of 2848	2868	28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe	28
PID 2868 wrote to memory of 2848	2868	28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe	28
PID 2868 wrote to memory of 2848	2868	28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe	28
PID 2848 wrote to memory of 1920	2848	28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe	29
PID 2848 wrote to memory of 1920	2848	28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe	29
PID 2848 wrote to memory of 1920	2848	28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe	29
PID 2848 wrote to memory of 1920	2848	28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe	29
PID 1920 wrote to memory of 2408	1920	omsecor.exe	30
PID 1920 wrote to memory of 2408	1920	omsecor.exe	30
PID 1920 wrote to memory of 2408	1920	omsecor.exe	30
PID 1920 wrote to memory of 2408	1920	omsecor.exe	30
PID 1920 wrote to memory of 2408	1920	omsecor.exe	30
PID 1920 wrote to memory of 2408	1920	omsecor.exe	30
PID 2408 wrote to memory of 1592	2408	omsecor.exe	34
PID 2408 wrote to memory of 1592	2408	omsecor.exe	34
PID 2408 wrote to memory of 1592	2408	omsecor.exe	34
PID 2408 wrote to memory of 1592	2408	omsecor.exe	34
PID 1592 wrote to memory of 1200	1592	omsecor.exe	35
PID 1592 wrote to memory of 1200	1592	omsecor.exe	35
PID 1592 wrote to memory of 1200	1592	omsecor.exe	35
PID 1592 wrote to memory of 1200	1592	omsecor.exe	35
PID 1592 wrote to memory of 1200	1592	omsecor.exe	35
PID 1592 wrote to memory of 1200	1592	omsecor.exe	35
PID 1200 wrote to memory of 2452	1200	omsecor.exe	36
PID 1200 wrote to memory of 2452	1200	omsecor.exe	36
PID 1200 wrote to memory of 2452	1200	omsecor.exe	36
PID 1200 wrote to memory of 2452	1200	omsecor.exe	36
PID 2452 wrote to memory of 1632	2452	omsecor.exe	37
PID 2452 wrote to memory of 1632	2452	omsecor.exe	37
PID 2452 wrote to memory of 1632	2452	omsecor.exe	37
PID 2452 wrote to memory of 1632	2452	omsecor.exe	37
PID 2452 wrote to memory of 1632	2452	omsecor.exe	37
PID 2452 wrote to memory of 1632	2452	omsecor.exe	37

C:\Users\Admin\AppData\Local\Temp\28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe
"C:\Users\Admin\AppData\Local\Temp\28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Users\Admin\AppData\Local\Temp\28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe
  C:\Users\Admin\AppData\Local\Temp\28f731600eedc07ebf8d60faa7d4322d4a5f2bde6d8f3394616f0f6d74de4ad3.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2848
- - 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:1920
  - - 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:2408
    - - 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:1592
      - 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:1200
        
        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:2452
        
        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:1632

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
4d23bb21c3e235a254f682b7eec0504a

SHA1
bac0be8afaa16d7c4c716310d745424e9b322aac

SHA256
b30ff66298e0363b37a2f53cc0e24e7399ff62d387398cf0a703f859566f3f12

SHA512
a00330dce8069c8d23813a2dade77a0cca2ca5eaf9cbfb2651708b5312f5173e275fca26cbc51db3c7fe08cf32e1063f49d2fa16e4ba811ecc4ca930e014382d

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

Filesize
134KB

MD5
e731a4406acc52f9fb73561052a92c5f

SHA1
986d66f7408dbd70be72087cb2f19eaa5a8f3fbd

SHA256
d5935d0042c466641f728086cc516dc93ffc0b6b078accc2e44409969f4f79b5

SHA512
5f0500f7e3a25ce9f6e842c09e4391324473911ffa3c4ac81e1522da21356f036b6c2fb845f5d25ec618c87294aa462a246d3874e8c602f46d51d1e8739ebef7

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
134KB

MD5
3ccd6bab1a334a075cb21d3c45d13eff

SHA1
b9c7059d99fc2232f9bc0a614e7dba712ab7648b

SHA256
beebc51728c4bc6f9969a769c1c6fd124b5d44413acec580cef1368beb7b89c1

SHA512
a8626917da79e99349da9bbaf9713bd812e2910a2d6dbd8966fb933cf4d88f2354c1545bd5b72ed54bb28006f6762230e005f3a2bb1afaa36b62a5ab444f8d4f

Download Submit
memory/1200-69-0x0000000000240000-0x0000000000264000-memory.dmp

Filesize
144KB

Download
memory/1200-76-0x0000000000240000-0x0000000000264000-memory.dmp

Filesize
144KB

Download
memory/1592-63-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1592-55-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1632-87-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1920-20-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1920-28-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2408-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2408-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2408-32-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2408-44-0x00000000020A0000-0x00000000020C4000-memory.dmp

Filesize
144KB

Download
memory/2408-52-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2408-33-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2408-53-0x00000000020A0000-0x00000000020C4000-memory.dmp

Filesize
144KB

Download
memory/2452-78-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2452-85-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2848-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2848-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2848-8-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2848-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2848-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2868-6-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2868-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download