neconyd | 75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/01/2025, 21:52

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General

Target

75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe
Size

96KB
MD5

52f894d5e05afd7a0c3e3f494103bd74
SHA1

39288ac93279ffffe529338f52a0662dfc3171c4
SHA256

75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da
SHA512

60b4f1f80a3dc940383e6cc677a12b0e933993b4c307e366dab961e3050b0c6afc138d852a487c5d671adc9a43c955eea77e98e2efa9b57ad0f4f46bd08da479
SSDEEP

1536:HnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxz:HGs8cd8eXlYairZYqMddH13z

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
2892	omsecor.exe
1596	omsecor.exe
2900	omsecor.exe
2728	omsecor.exe
1268	omsecor.exe
3068	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2212	75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe
2212	75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe
2892	omsecor.exe
1596	omsecor.exe
1596	omsecor.exe
2728	omsecor.exe
2728	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 2224 set thread context of 2212	2224	75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe	30
PID 2892 set thread context of 1596	2892	omsecor.exe	32
PID 2900 set thread context of 2728	2900	omsecor.exe	36
PID 1268 set thread context of 3068	1268	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	75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.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	75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 2212	2224	75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe	30
PID 2224 wrote to memory of 2212	2224	75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe	30
PID 2224 wrote to memory of 2212	2224	75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe	30
PID 2224 wrote to memory of 2212	2224	75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe	30
PID 2224 wrote to memory of 2212	2224	75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe	30
PID 2224 wrote to memory of 2212	2224	75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe	30
PID 2212 wrote to memory of 2892	2212	75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe	31
PID 2212 wrote to memory of 2892	2212	75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe	31
PID 2212 wrote to memory of 2892	2212	75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe	31
PID 2212 wrote to memory of 2892	2212	75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe	31
PID 2892 wrote to memory of 1596	2892	omsecor.exe	32
PID 2892 wrote to memory of 1596	2892	omsecor.exe	32
PID 2892 wrote to memory of 1596	2892	omsecor.exe	32
PID 2892 wrote to memory of 1596	2892	omsecor.exe	32
PID 2892 wrote to memory of 1596	2892	omsecor.exe	32
PID 2892 wrote to memory of 1596	2892	omsecor.exe	32
PID 1596 wrote to memory of 2900	1596	omsecor.exe	35
PID 1596 wrote to memory of 2900	1596	omsecor.exe	35
PID 1596 wrote to memory of 2900	1596	omsecor.exe	35
PID 1596 wrote to memory of 2900	1596	omsecor.exe	35
PID 2900 wrote to memory of 2728	2900	omsecor.exe	36
PID 2900 wrote to memory of 2728	2900	omsecor.exe	36
PID 2900 wrote to memory of 2728	2900	omsecor.exe	36
PID 2900 wrote to memory of 2728	2900	omsecor.exe	36
PID 2900 wrote to memory of 2728	2900	omsecor.exe	36
PID 2900 wrote to memory of 2728	2900	omsecor.exe	36
PID 2728 wrote to memory of 1268	2728	omsecor.exe	37
PID 2728 wrote to memory of 1268	2728	omsecor.exe	37
PID 2728 wrote to memory of 1268	2728	omsecor.exe	37
PID 2728 wrote to memory of 1268	2728	omsecor.exe	37
PID 1268 wrote to memory of 3068	1268	omsecor.exe	38
PID 1268 wrote to memory of 3068	1268	omsecor.exe	38
PID 1268 wrote to memory of 3068	1268	omsecor.exe	38
PID 1268 wrote to memory of 3068	1268	omsecor.exe	38
PID 1268 wrote to memory of 3068	1268	omsecor.exe	38
PID 1268 wrote to memory of 3068	1268	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe
"C:\Users\Admin\AppData\Local\Temp\75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Users\Admin\AppData\Local\Temp\75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe
  C:\Users\Admin\AppData\Local\Temp\75728f28e53fa173d612a532eb870dd0583e5e363026de08322103501baf57da.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2212
- - 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:2892
  - - 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:1596
    - - 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:2900
      - 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:2728
        
        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:1268
        
        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:3068

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
96KB

MD5
88ae9d0702a8a9df63390a9f61619b81

SHA1
f1d25aefeec7071b0b9a8fcb335f431e08b152d4

SHA256
cc0aa4a46f27081de7b809f8027abca8616f073fe0a65214c82a3649ebdb6886

SHA512
fc3e9150ec373405a18b448047ac86f3a72db98d7fa0d963839eee69af3d9a7fa4547d12f743d489fa0c165b9f7a9b2470d5d937511b40dd9984baf94652ec99

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

Filesize
96KB

MD5
5bd5d89694d77a9608e77990edb78f1d

SHA1
eee5c14c29791f3e517796df41ea31b1a795e333

SHA256
3af833058dc3d1db4d267de036fc8f2b5b5a06372f33601d044b55ccea40645c

SHA512
798a9d41608179b0d68f130c08da911d73f60e6ae4951639547d8a008f7e915b49d6ba5a057239f073a770f8d4ffaa932384f983ba6da1d887558fda5090804f

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
6585732235c049b06b45876e5b043d39

SHA1
a5c8af3d511402520aed317df531534753c5407e

SHA256
139e4d8b1e4ae2d949cc02b70ebf6cfa16014561a5a5998beb504689d4749991

SHA512
24790672c557e3aea87fb36018b9aed88424e00b984055344938f7a55f9481b3ba4db6fe5d9009120e1330ac2345142b27de8aed34bd19090d2fdbb51c37d903

Download Submit
memory/1268-86-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1596-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1596-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1596-47-0x00000000025A0000-0x00000000025C3000-memory.dmp

Filesize
140KB

Download
memory/1596-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1596-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1596-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2212-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2212-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2212-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2212-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2212-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2224-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2224-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2728-71-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2892-33-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2892-21-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2892-24-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2900-65-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3068-88-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3068-91-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download