neconyd | 2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842

Analysis

max time kernel
146s
max time network
147s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
09/01/2025, 22:13

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General

Target

2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe
Size

96KB
MD5

935034ed710c7393ffc572c5f46674cd
SHA1

0d5e36171d8491af625a580969badcb4805c62fb
SHA256

2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842
SHA512

cbaba63a8b020aa64318c7c78b07d5d6c242b97a6c229c26676b64c6f8298208d7c61ea577b8a3fec5f1505b965b886d09cf149ec6c13ddeccab0a375cdf50f1
SSDEEP

1536:lnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxb:lGs8cd8eXlYairZYqMddH13b

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
2564	omsecor.exe
2704	omsecor.exe
2712	omsecor.exe
1080	omsecor.exe
2144	omsecor.exe
2204	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2524	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe
2524	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe
2564	omsecor.exe
2704	omsecor.exe
2704	omsecor.exe
1080	omsecor.exe
1080	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 2520 set thread context of 2524	2520	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	31
PID 2564 set thread context of 2704	2564	omsecor.exe	33
PID 2712 set thread context of 1080	2712	omsecor.exe	37
PID 2144 set thread context of 2204	2144	omsecor.exe	39

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	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.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 2520 wrote to memory of 2524	2520	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	31
PID 2520 wrote to memory of 2524	2520	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	31
PID 2520 wrote to memory of 2524	2520	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	31
PID 2520 wrote to memory of 2524	2520	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	31
PID 2520 wrote to memory of 2524	2520	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	31
PID 2520 wrote to memory of 2524	2520	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	31
PID 2524 wrote to memory of 2564	2524	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	32
PID 2524 wrote to memory of 2564	2524	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	32
PID 2524 wrote to memory of 2564	2524	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	32
PID 2524 wrote to memory of 2564	2524	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	32
PID 2564 wrote to memory of 2704	2564	omsecor.exe	33
PID 2564 wrote to memory of 2704	2564	omsecor.exe	33
PID 2564 wrote to memory of 2704	2564	omsecor.exe	33
PID 2564 wrote to memory of 2704	2564	omsecor.exe	33
PID 2564 wrote to memory of 2704	2564	omsecor.exe	33
PID 2564 wrote to memory of 2704	2564	omsecor.exe	33
PID 2704 wrote to memory of 2712	2704	omsecor.exe	36
PID 2704 wrote to memory of 2712	2704	omsecor.exe	36
PID 2704 wrote to memory of 2712	2704	omsecor.exe	36
PID 2704 wrote to memory of 2712	2704	omsecor.exe	36
PID 2712 wrote to memory of 1080	2712	omsecor.exe	37
PID 2712 wrote to memory of 1080	2712	omsecor.exe	37
PID 2712 wrote to memory of 1080	2712	omsecor.exe	37
PID 2712 wrote to memory of 1080	2712	omsecor.exe	37
PID 2712 wrote to memory of 1080	2712	omsecor.exe	37
PID 2712 wrote to memory of 1080	2712	omsecor.exe	37
PID 1080 wrote to memory of 2144	1080	omsecor.exe	38
PID 1080 wrote to memory of 2144	1080	omsecor.exe	38
PID 1080 wrote to memory of 2144	1080	omsecor.exe	38
PID 1080 wrote to memory of 2144	1080	omsecor.exe	38
PID 2144 wrote to memory of 2204	2144	omsecor.exe	39
PID 2144 wrote to memory of 2204	2144	omsecor.exe	39
PID 2144 wrote to memory of 2204	2144	omsecor.exe	39
PID 2144 wrote to memory of 2204	2144	omsecor.exe	39
PID 2144 wrote to memory of 2204	2144	omsecor.exe	39
PID 2144 wrote to memory of 2204	2144	omsecor.exe	39

C:\Users\Admin\AppData\Local\Temp\2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe
"C:\Users\Admin\AppData\Local\Temp\2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Users\Admin\AppData\Local\Temp\2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe
  C:\Users\Admin\AppData\Local\Temp\2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2524
- - 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:2564
  - - 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:2704
    - - 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:2712
      - 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:1080
        
        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:2144
        
        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:2204

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
e1f1ff1da39a6baaf4dbf3deaa1af0cd

SHA1
486b5dcbb9d9693c649cd1f10a0a57cd475f9729

SHA256
97337c0f5cfef23c7093870b4cf3ea51131fc82100798e7f8312d0c1fbb4ad89

SHA512
8d29cd772da12d046e9bd5dc69623b1fe2e4533c0efd20617a69724ccd49947942c5a106b40d4a2355acdd1d6cd6cfad7dd18fac3ad3d763795e56c90c508069

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

Filesize
96KB

MD5
4d495ba6068fc018d01fc6051ee22499

SHA1
4feb0b17f60a67e30c18af7dc426b2f62928bbe5

SHA256
cb78ff7cbb3ace34f09aecad582015b686397883be73f7440135c01e376f9359

SHA512
ebb994f702158e3639c2d933af0e591ce939333bbdcaa9706072f08e0053bde7cad312fa56473772325f10dfdc8f9af2d548e13252db8e1e6cfffedef63ccfca

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
bf975682542872015c23a72688e657a9

SHA1
696b55a381fc8007a2cdfb22bb1d4bf79d523302

SHA256
c05452bfbdfb4bfc9399367e4d84c3df48781452b54bc28eaecc318e379d7909

SHA512
c461bb9fda56f74214676e29fd33604795e2d58d948edad633294c630596097c6f727ad0ef30088ac41957920b50082ff46b31f0e5879743312099e6540c5a38

Download Submit
memory/2144-81-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2144-89-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2204-91-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2204-94-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2520-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2520-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2524-14-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2524-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2524-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2524-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2524-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2524-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2564-22-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2564-25-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2564-34-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2704-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2704-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2704-54-0x0000000000290000-0x00000000002B3000-memory.dmp

Filesize
140KB

Download
memory/2704-55-0x0000000000290000-0x00000000002B3000-memory.dmp

Filesize
140KB

Download
memory/2704-45-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2704-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2704-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2712-68-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2712-59-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download