neconyd | c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-01-2025 21:29

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General

Target

c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.exe
Size

96KB
MD5

eca5251ebf7783c89f267764cd2348e7
SHA1

be5f03c1242410f989a716e65a131178d7836d6f
SHA256

c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5
SHA512

411c9a41982fafd99dfb882da6ef3f064b7a14235b7376372b55a6ee670984a778a5fdddd8b47a6e1e1cea0e55d76c9431f39af7e4f7ee4be10da5d2c4d9cdf8
SSDEEP

1536:vnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxB:vGs8cd8eXlYairZYqMddH13B

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
4876	omsecor.exe
2608	omsecor.exe
3548	omsecor.exe
1796	omsecor.exe
3896	omsecor.exe
4800	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 1088 set thread context of 4928	1088	c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.exe	82
PID 4876 set thread context of 2608	4876	omsecor.exe	86
PID 3548 set thread context of 1796	3548	omsecor.exe	100
PID 3896 set thread context of 4800	3896	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4544	1088	WerFault.exe	81
2760	4876	WerFault.exe	84
2620	3548	WerFault.exe	99
4144	3896	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	c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.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

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 1088 wrote to memory of 4928	1088	c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.exe	82
PID 1088 wrote to memory of 4928	1088	c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.exe	82
PID 1088 wrote to memory of 4928	1088	c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.exe	82
PID 1088 wrote to memory of 4928	1088	c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.exe	82
PID 1088 wrote to memory of 4928	1088	c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.exe	82
PID 4928 wrote to memory of 4876	4928	c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.exe	84
PID 4928 wrote to memory of 4876	4928	c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.exe	84
PID 4928 wrote to memory of 4876	4928	c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.exe	84
PID 4876 wrote to memory of 2608	4876	omsecor.exe	86
PID 4876 wrote to memory of 2608	4876	omsecor.exe	86
PID 4876 wrote to memory of 2608	4876	omsecor.exe	86
PID 4876 wrote to memory of 2608	4876	omsecor.exe	86
PID 4876 wrote to memory of 2608	4876	omsecor.exe	86
PID 2608 wrote to memory of 3548	2608	omsecor.exe	99
PID 2608 wrote to memory of 3548	2608	omsecor.exe	99
PID 2608 wrote to memory of 3548	2608	omsecor.exe	99
PID 3548 wrote to memory of 1796	3548	omsecor.exe	100
PID 3548 wrote to memory of 1796	3548	omsecor.exe	100
PID 3548 wrote to memory of 1796	3548	omsecor.exe	100
PID 3548 wrote to memory of 1796	3548	omsecor.exe	100
PID 3548 wrote to memory of 1796	3548	omsecor.exe	100
PID 1796 wrote to memory of 3896	1796	omsecor.exe	102
PID 1796 wrote to memory of 3896	1796	omsecor.exe	102
PID 1796 wrote to memory of 3896	1796	omsecor.exe	102
PID 3896 wrote to memory of 4800	3896	omsecor.exe	104
PID 3896 wrote to memory of 4800	3896	omsecor.exe	104
PID 3896 wrote to memory of 4800	3896	omsecor.exe	104
PID 3896 wrote to memory of 4800	3896	omsecor.exe	104
PID 3896 wrote to memory of 4800	3896	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.exe
"C:\Users\Admin\AppData\Local\Temp\c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1088
- C:\Users\Admin\AppData\Local\Temp\c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.exe
  C:\Users\Admin\AppData\Local\Temp\c1ccec61ba6fcfb152db09a0ed86a9d33e7b0e290427b99375f4d1307b909cd5.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4928
- - 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:4876
  - - 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:2608
    - - 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:3548
      - 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:1796
        
        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:3896
        
        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:4800
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3896 -s 268
        8⤵
        Program crash
        
        PID:4144
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 292
        6⤵
        Program crash
        
        PID:2620
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4876 -s 300
      4⤵
      Program crash
      PID:2760
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1088 -s 288
  2⤵
  - Program crash
  PID:4544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1088 -ip 1088
1⤵
PID:1472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4876 -ip 4876
1⤵
PID:968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3548 -ip 3548
1⤵
PID:556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 3896 -ip 3896
1⤵
PID:3684

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
63a8f52723a459749323bc52ed57ee5e

SHA1
57b2685d3105afbc99bbf18f967940c4f43a6e75

SHA256
8dcfb5d861bea14157b1aef50a2269d20486ad3d5561421674f0b2ad1f86c069

SHA512
98a9ec6af1ee2f86b0790c2f663eb754c7160aa20d86ac0247ea51333fe047a9dc64fa48caa6b07e534a5113881a55006423e8b4f32ea45c38a64cc918887e6b

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

Filesize
96KB

MD5
1015be96f4af5ab58e93cd7fb267df9a

SHA1
16a31d380f38d6f49e81bad1b11d1b14f4148420

SHA256
92118f4c3b9c7e3b0e22b5575441e8db8ddcc2b65f198437eed20044cd050888

SHA512
7bbfcf422befb3c5450c46c0534154166d9c2e29bc6a023327aacf6c8ef9daf9e2bf686c29c96eb0c66015da4809a9627b64deb591cc82f1716621f37665a286

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

Filesize
96KB

MD5
3464909e47bb85c3eb0f60a06ae778f5

SHA1
028b0e6145760344b299918154d8ad93e4a9fb64

SHA256
86148a1101d1cf975649de3a3d770812497ad639f2936c35c60fe5258f711f28

SHA512
07c0166c38dd450c071ee149a36d817ae8db41eb11ddc7c7721ec63bcb9137e350562ed99e15a6934c4ecd7dff91d20a95b56ca6ba95efbd2418e648f498534a

Download Submit
memory/1088-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1088-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1796-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1796-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1796-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2608-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2608-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2608-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2608-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2608-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2608-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2608-34-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3548-35-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3548-53-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3896-46-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3896-54-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4800-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4800-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4800-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4800-58-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4876-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4876-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4928-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4928-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4928-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4928-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download