neconyd | f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6

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
31-12-2024 12:17

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General

Target

f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.exe
Size

96KB
MD5

387ab07cb92996adfd023c9dff37a8ae
SHA1

176de07c60e6af19833c8b4243a34774beb56533
SHA256

f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6
SHA512

aa6d659c94f27baffb2d7e223073969075706bca1933b43e47193e4a3a5d5196d3a4de1faa8a767340d17c6fe5cb9ff81def7a7d07783d7735fc904abfacf8b5
SSDEEP

1536:JnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxr:JGs8cd8eXlYairZYqMddH13r

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
2256	omsecor.exe
3988	omsecor.exe
2320	omsecor.exe
4472	omsecor.exe
4852	omsecor.exe
3716	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 4024 set thread context of 4812	4024	f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.exe	83
PID 2256 set thread context of 3988	2256	omsecor.exe	87
PID 2320 set thread context of 4472	2320	omsecor.exe	101
PID 4852 set thread context of 3716	4852	omsecor.exe	105

Program crash 4 IoCs

pid	pid_target	Process	procid_target
3956	4024	WerFault.exe	82
3616	2256	WerFault.exe	85
4200	2320	WerFault.exe	100
4520	4852	WerFault.exe	103

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	f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.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 4024 wrote to memory of 4812	4024	f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.exe	83
PID 4024 wrote to memory of 4812	4024	f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.exe	83
PID 4024 wrote to memory of 4812	4024	f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.exe	83
PID 4024 wrote to memory of 4812	4024	f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.exe	83
PID 4024 wrote to memory of 4812	4024	f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.exe	83
PID 4812 wrote to memory of 2256	4812	f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.exe	85
PID 4812 wrote to memory of 2256	4812	f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.exe	85
PID 4812 wrote to memory of 2256	4812	f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.exe	85
PID 2256 wrote to memory of 3988	2256	omsecor.exe	87
PID 2256 wrote to memory of 3988	2256	omsecor.exe	87
PID 2256 wrote to memory of 3988	2256	omsecor.exe	87
PID 2256 wrote to memory of 3988	2256	omsecor.exe	87
PID 2256 wrote to memory of 3988	2256	omsecor.exe	87
PID 3988 wrote to memory of 2320	3988	omsecor.exe	100
PID 3988 wrote to memory of 2320	3988	omsecor.exe	100
PID 3988 wrote to memory of 2320	3988	omsecor.exe	100
PID 2320 wrote to memory of 4472	2320	omsecor.exe	101
PID 2320 wrote to memory of 4472	2320	omsecor.exe	101
PID 2320 wrote to memory of 4472	2320	omsecor.exe	101
PID 2320 wrote to memory of 4472	2320	omsecor.exe	101
PID 2320 wrote to memory of 4472	2320	omsecor.exe	101
PID 4472 wrote to memory of 4852	4472	omsecor.exe	103
PID 4472 wrote to memory of 4852	4472	omsecor.exe	103
PID 4472 wrote to memory of 4852	4472	omsecor.exe	103
PID 4852 wrote to memory of 3716	4852	omsecor.exe	105
PID 4852 wrote to memory of 3716	4852	omsecor.exe	105
PID 4852 wrote to memory of 3716	4852	omsecor.exe	105
PID 4852 wrote to memory of 3716	4852	omsecor.exe	105
PID 4852 wrote to memory of 3716	4852	omsecor.exe	105

C:\Users\Admin\AppData\Local\Temp\f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.exe
"C:\Users\Admin\AppData\Local\Temp\f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4024
- C:\Users\Admin\AppData\Local\Temp\f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.exe
  C:\Users\Admin\AppData\Local\Temp\f1de45b2c0d4a42ee7e8ad45b6e37f96c2c5683667eaa6c517de51e08fe8d5b6.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4812
- - 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:2256
  - - 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:3988
    - - 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:2320
      - 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:4472
        
        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:4852
        
        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:3716
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4852 -s 256
        8⤵
        Program crash
        
        PID:4520
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 292
        6⤵
        Program crash
        
        PID:4200
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2256 -s 288
      4⤵
      Program crash
      PID:3616
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4024 -s 288
  2⤵
  - Program crash
  PID:3956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4024 -ip 4024
1⤵
PID:4280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2256 -ip 2256
1⤵
PID:2572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 2320 -ip 2320
1⤵
PID:2280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4852 -ip 4852
1⤵
PID:4324

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
933d6255cb6f901b0ab32d3277ad9453

SHA1
bce7022952332dbd727e54ae91628a387a12d5e8

SHA256
21b4aa15fc516cdc72aaaf4405a21a703c3f2d1a29eeb51ff2fbb9a94b118328

SHA512
22fca6cb230fe0a77b68471bf11f79e7e5607fe8fed514eedf48ca4eab589bbb02725cd3bfdd4ee48d7922027686df0557d184ff00a4891aa34e80590c7b15be

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

Filesize
96KB

MD5
752cf48f37d5a717ba2d964e200ad7c7

SHA1
ca6611e84981a214e437f01e706c810b9b061c22

SHA256
78d5a89213c5ebef5ddbff44668ce642ec62b2d4c1e7b3366f3490c3bb12575a

SHA512
14be2af8a70783c60899d4145334c50f094a54a6890a4e6b501e8dbdc7a1fcccdb0e221e2071ec0c5f726b4a54bac968a35e2548159cec5b72e6171b088e39a2

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

Filesize
96KB

MD5
4fd1df3e3e1481b9d3b3d27cb3b77b6e

SHA1
f1b48995159b2acb41632fb76753c74a3ab0dcb3

SHA256
367c86839b84e59e0bf5a7098721dddf930e59c57f4eb6cdbfc1b1e54811e1f9

SHA512
51352fb74d34e220c0a22bb716d1c12b70936cc26463971c319934fd4d2dc48b42bb4f858b2db4fa08d5d69e667ce7f3a0fc9a7ed695d6266511390124377dd7

Download Submit
memory/2256-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2256-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2320-34-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2320-53-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3716-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3716-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3716-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3988-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3988-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3988-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3988-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3988-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3988-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3988-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4024-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4024-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4472-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4472-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4472-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4812-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4812-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4812-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4812-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4852-46-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download