neconyd | b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2

Analysis

max time kernel
111s
max time network
102s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22-01-2025 02:26

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General

Target

b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe
Size

96KB
MD5

4b183de46047ecc330a2936819f7f180
SHA1

582a75c867d8cb8ee5ba192594fb4b4de46026ee
SHA256

b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2
SHA512

d1be505c7b596d10496de7f391b2cf14704cb433332fa4569c9ef14944d83f93325a1a9828c0f5352a44dc239d119d0f931902f1146b48c8307449bd0a7f6bdc
SSDEEP

1536:SnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxr:SGs8cd8eXlYairZYqMddH13r

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
2940	omsecor.exe
2832	omsecor.exe
2884	omsecor.exe
1604	omsecor.exe
2344	omsecor.exe
2756	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2932	b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe
2932	b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe
2940	omsecor.exe
2832	omsecor.exe
2832	omsecor.exe
1604	omsecor.exe
1604	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 2312 set thread context of 2932	2312	b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe	30
PID 2940 set thread context of 2832	2940	omsecor.exe	32
PID 2884 set thread context of 1604	2884	omsecor.exe	36
PID 2344 set thread context of 2756	2344	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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.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 2312 wrote to memory of 2932	2312	b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe	30
PID 2312 wrote to memory of 2932	2312	b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe	30
PID 2312 wrote to memory of 2932	2312	b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe	30
PID 2312 wrote to memory of 2932	2312	b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe	30
PID 2312 wrote to memory of 2932	2312	b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe	30
PID 2312 wrote to memory of 2932	2312	b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe	30
PID 2932 wrote to memory of 2940	2932	b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe	31
PID 2932 wrote to memory of 2940	2932	b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe	31
PID 2932 wrote to memory of 2940	2932	b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe	31
PID 2932 wrote to memory of 2940	2932	b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe	31
PID 2940 wrote to memory of 2832	2940	omsecor.exe	32
PID 2940 wrote to memory of 2832	2940	omsecor.exe	32
PID 2940 wrote to memory of 2832	2940	omsecor.exe	32
PID 2940 wrote to memory of 2832	2940	omsecor.exe	32
PID 2940 wrote to memory of 2832	2940	omsecor.exe	32
PID 2940 wrote to memory of 2832	2940	omsecor.exe	32
PID 2832 wrote to memory of 2884	2832	omsecor.exe	35
PID 2832 wrote to memory of 2884	2832	omsecor.exe	35
PID 2832 wrote to memory of 2884	2832	omsecor.exe	35
PID 2832 wrote to memory of 2884	2832	omsecor.exe	35
PID 2884 wrote to memory of 1604	2884	omsecor.exe	36
PID 2884 wrote to memory of 1604	2884	omsecor.exe	36
PID 2884 wrote to memory of 1604	2884	omsecor.exe	36
PID 2884 wrote to memory of 1604	2884	omsecor.exe	36
PID 2884 wrote to memory of 1604	2884	omsecor.exe	36
PID 2884 wrote to memory of 1604	2884	omsecor.exe	36
PID 1604 wrote to memory of 2344	1604	omsecor.exe	37
PID 1604 wrote to memory of 2344	1604	omsecor.exe	37
PID 1604 wrote to memory of 2344	1604	omsecor.exe	37
PID 1604 wrote to memory of 2344	1604	omsecor.exe	37
PID 2344 wrote to memory of 2756	2344	omsecor.exe	38
PID 2344 wrote to memory of 2756	2344	omsecor.exe	38
PID 2344 wrote to memory of 2756	2344	omsecor.exe	38
PID 2344 wrote to memory of 2756	2344	omsecor.exe	38
PID 2344 wrote to memory of 2756	2344	omsecor.exe	38
PID 2344 wrote to memory of 2756	2344	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe
"C:\Users\Admin\AppData\Local\Temp\b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Users\Admin\AppData\Local\Temp\b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe
  C:\Users\Admin\AppData\Local\Temp\b25955d9fa51e1b1b24d673aeb38c815cf5aa570e6043f02160b81c34b2139f2N.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2932
- - 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:2940
  - - 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:2832
    - - 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:2884
      - 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:1604
        
        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:2344
        
        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:2756

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

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Downloads

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

Filesize
96KB

MD5
bfdf0cc0164a46f99b8c4aae10ce0d34

SHA1
4c308671fa59fd074a50f3685414651ace5504dd

SHA256
9fd3d4f734d92881408d89f47fc401d5c3bca6372b12ce30561491dce48e8db6

SHA512
0197ed181c0e0d9db2d70b5ca7772ed3d895de24e2fce90ee0ed6f7da5b9bf790026e0cae3a188a3f8159361efc165617bb1dea40e9f12b87549c7a4bde96789

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

Filesize
96KB

MD5
36fe3b7e0d18b5e9ffd927c6558d2e46

SHA1
bd4a447dac15643934c25221f8954476bcd4b738

SHA256
e596b1e3012db397fa7a392c50ca38438f239fa01d2eec70b8ac04327f02f368

SHA512
f8eaab0c7f39aa17a35613c9694b51689d93e593ae1c37b6139cf1f4e407c5541d312d7e29e2d6fd01d08904b26cc62e97c8e0f0f72213fb205258398f2eece7

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
98e0b59d8d060a1eca6b81df26a69d0d

SHA1
64bd5d095cb805faefa6dbba97e34420bb76e830

SHA256
54f3b7a38776ab4e74224b7281043c968fef46fd27774fdcebea39911c3530ff

SHA512
2da635c8c80a5c0a8eb30ae8b9c5b163be396ed61022fa0f56c144c0d327a3c3c08680e87426ce3bc3da189ac810320fcc3065d2293c85a34ea19a3e9cbcadd7

Download Submit
memory/1604-71-0x00000000001C0000-0x00000000001E3000-memory.dmp

Filesize
140KB

Download
memory/2312-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2312-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2344-86-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2756-88-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2832-47-0x0000000002320000-0x0000000002343000-memory.dmp

Filesize
140KB

Download
memory/2832-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2832-34-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2832-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2832-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2832-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2884-66-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2932-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2932-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2932-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2932-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2932-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2940-30-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2940-21-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download