neconyd | 86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a

Analysis

max time kernel
115s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2025 04:32

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General

Target

86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe
Size

96KB
MD5

07fbed2884abf65aa0130d7b72c8650c
SHA1

66c0e7809a326272f8a5ff74bbe37a9538d1730f
SHA256

86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a
SHA512

7a4a2e6448756ff14d5643ae020635f2212975cf45c0ef593d97e271d98aa69eac3fde9680caff2ac271346fc13e395af8bd178a5a1e9bf2fcb42b84b889e13a
SSDEEP

1536:BnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxD:BGs8cd8eXlYairZYqMddH13D

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
2176	omsecor.exe
3824	omsecor.exe
3660	omsecor.exe
1512	omsecor.exe
4316	omsecor.exe
1032	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 1224 set thread context of 680	1224	86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe	81
PID 2176 set thread context of 3824	2176	omsecor.exe	85
PID 3660 set thread context of 1512	3660	omsecor.exe	100
PID 4316 set thread context of 1032	4316	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
3952	1224	WerFault.exe	80
4152	2176	WerFault.exe	83
2332	3660	WerFault.exe	99
4596	4316	WerFault.exe	102

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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 680	1224	86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe	81
PID 1224 wrote to memory of 680	1224	86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe	81
PID 1224 wrote to memory of 680	1224	86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe	81
PID 1224 wrote to memory of 680	1224	86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe	81
PID 1224 wrote to memory of 680	1224	86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe	81
PID 680 wrote to memory of 2176	680	86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe	83
PID 680 wrote to memory of 2176	680	86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe	83
PID 680 wrote to memory of 2176	680	86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe	83
PID 2176 wrote to memory of 3824	2176	omsecor.exe	85
PID 2176 wrote to memory of 3824	2176	omsecor.exe	85
PID 2176 wrote to memory of 3824	2176	omsecor.exe	85
PID 2176 wrote to memory of 3824	2176	omsecor.exe	85
PID 2176 wrote to memory of 3824	2176	omsecor.exe	85
PID 3824 wrote to memory of 3660	3824	omsecor.exe	99
PID 3824 wrote to memory of 3660	3824	omsecor.exe	99
PID 3824 wrote to memory of 3660	3824	omsecor.exe	99
PID 3660 wrote to memory of 1512	3660	omsecor.exe	100
PID 3660 wrote to memory of 1512	3660	omsecor.exe	100
PID 3660 wrote to memory of 1512	3660	omsecor.exe	100
PID 3660 wrote to memory of 1512	3660	omsecor.exe	100
PID 3660 wrote to memory of 1512	3660	omsecor.exe	100
PID 1512 wrote to memory of 4316	1512	omsecor.exe	102
PID 1512 wrote to memory of 4316	1512	omsecor.exe	102
PID 1512 wrote to memory of 4316	1512	omsecor.exe	102
PID 4316 wrote to memory of 1032	4316	omsecor.exe	104
PID 4316 wrote to memory of 1032	4316	omsecor.exe	104
PID 4316 wrote to memory of 1032	4316	omsecor.exe	104
PID 4316 wrote to memory of 1032	4316	omsecor.exe	104
PID 4316 wrote to memory of 1032	4316	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe
"C:\Users\Admin\AppData\Local\Temp\86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1224
- C:\Users\Admin\AppData\Local\Temp\86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe
  C:\Users\Admin\AppData\Local\Temp\86e798dffc69b395c3252b485ffbdb1ca77749bc1c02e2ae2c2f40c7192c8b7a.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:680
- - 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:2176
  - - 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:3824
    - - 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:3660
      - 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:1512
        
        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:4316
        
        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:1032
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4316 -s 256
        8⤵
        Program crash
        
        PID:4596
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3660 -s 292
        6⤵
        Program crash
        
        PID:2332
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2176 -s 288
      4⤵
      Program crash
      PID:4152
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1224 -s 300
  2⤵
  - Program crash
  PID:3952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1224 -ip 1224
1⤵
PID:1316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2176 -ip 2176
1⤵
PID:4492

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3660 -ip 3660
1⤵
PID:2496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4316 -ip 4316
1⤵
PID:2696

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
96KB

MD5
a88af74ad7ecc46e3387212574a6d923

SHA1
180bf8614a675c1212997d4a43dd6b8344a0879a

SHA256
d36f827d867af8635da85a8afe1bb23e3d328ccaab439134255e83d5d5ccfa3b

SHA512
fe697b270183cbfd5ed6d2cadd5c68310c4b248cd4bccf64b7b87957cbb1ad9eae4c1858fd534a337347f5c088671c1ab072067a999e6e9f836fc1210d3efc08

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

Filesize
96KB

MD5
8fe9b7e0d174a569c08c02971c3c112d

SHA1
8844f29291703647e2a7152a3ef385ebfd02da91

SHA256
9bbd451eb2534b3a101ab5b47ad7db6f6b6a14f9a890f8724ced29223cd7c30d

SHA512
fe5d37c06983142eab8551b66ec8cad9f2892921dc3c5184fa7ab7841bcf3c680492a2439090d0546a384c0c577e03c593342407fe8c37f927684e75306f3f02

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

Filesize
96KB

MD5
1639601291c4785027e7ea3aacd5a160

SHA1
ecb558d827f004b8c83d0c635af8aea7a998fa4b

SHA256
e452494779eb36dc45388ce0838e16b1de2b6c46c67abfe10581288a4305a7ba

SHA512
19261621ab1c95c3fdc72ffbc2160763bef0dffec4c5fadc98161d5917f7ca7fe0d97b751df74b87849bf3316b2e43d3fe9771dd5ef433cbd0acba8051f5485a

Download Submit
memory/680-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/680-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/680-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/680-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1032-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1032-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1032-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1224-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1224-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1512-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1512-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1512-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2176-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2176-10-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3660-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3660-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3824-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3824-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3824-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3824-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3824-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3824-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3824-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4316-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4316-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download