neconyd | c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1

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
10-12-2024 06:18

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General

Target

c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.exe
Size

96KB
MD5

88a830fdf0f96f8643fc290710c0a580
SHA1

68fa6d58b5f014a8061456736413a7cc933805b4
SHA256

c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1
SHA512

7b756edc66fcdf047b49744b3d02bbc988d30c570fa075cbac0be04a157947e5d8c4f6aa6f6b8a08d4daa39a4b5f33b81f9e05adc00bfbd73451ceb53ec33e2c
SSDEEP

1536:JnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxz:JGs8cd8eXlYairZYqMddH13z

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
2260	omsecor.exe
4948	omsecor.exe
2072	omsecor.exe
4800	omsecor.exe
4296	omsecor.exe
5092	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 1660 set thread context of 5100	1660	c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.exe	82
PID 2260 set thread context of 4948	2260	omsecor.exe	87
PID 2072 set thread context of 4800	2072	omsecor.exe	100
PID 4296 set thread context of 5092	4296	omsecor.exe	103

Program crash 4 IoCs

pid	pid_target	Process	procid_target
3120	1660	WerFault.exe	81
4496	2260	WerFault.exe	85
3844	2072	WerFault.exe	99
1728	4296	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	c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.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 1660 wrote to memory of 5100	1660	c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.exe	82
PID 1660 wrote to memory of 5100	1660	c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.exe	82
PID 1660 wrote to memory of 5100	1660	c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.exe	82
PID 1660 wrote to memory of 5100	1660	c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.exe	82
PID 1660 wrote to memory of 5100	1660	c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.exe	82
PID 5100 wrote to memory of 2260	5100	c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.exe	85
PID 5100 wrote to memory of 2260	5100	c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.exe	85
PID 5100 wrote to memory of 2260	5100	c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.exe	85
PID 2260 wrote to memory of 4948	2260	omsecor.exe	87
PID 2260 wrote to memory of 4948	2260	omsecor.exe	87
PID 2260 wrote to memory of 4948	2260	omsecor.exe	87
PID 2260 wrote to memory of 4948	2260	omsecor.exe	87
PID 2260 wrote to memory of 4948	2260	omsecor.exe	87
PID 4948 wrote to memory of 2072	4948	omsecor.exe	99
PID 4948 wrote to memory of 2072	4948	omsecor.exe	99
PID 4948 wrote to memory of 2072	4948	omsecor.exe	99
PID 2072 wrote to memory of 4800	2072	omsecor.exe	100
PID 2072 wrote to memory of 4800	2072	omsecor.exe	100
PID 2072 wrote to memory of 4800	2072	omsecor.exe	100
PID 2072 wrote to memory of 4800	2072	omsecor.exe	100
PID 2072 wrote to memory of 4800	2072	omsecor.exe	100
PID 4800 wrote to memory of 4296	4800	omsecor.exe	102
PID 4800 wrote to memory of 4296	4800	omsecor.exe	102
PID 4800 wrote to memory of 4296	4800	omsecor.exe	102
PID 4296 wrote to memory of 5092	4296	omsecor.exe	103
PID 4296 wrote to memory of 5092	4296	omsecor.exe	103
PID 4296 wrote to memory of 5092	4296	omsecor.exe	103
PID 4296 wrote to memory of 5092	4296	omsecor.exe	103
PID 4296 wrote to memory of 5092	4296	omsecor.exe	103

C:\Users\Admin\AppData\Local\Temp\c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.exe
"C:\Users\Admin\AppData\Local\Temp\c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1660
- C:\Users\Admin\AppData\Local\Temp\c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.exe
  C:\Users\Admin\AppData\Local\Temp\c82485549b0da04a1f6001b982166dee43b265038b56bb02f6cbd7a5972359f1N.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5100
- - 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:2260
  - - 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:4948
    - - 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:2072
      - 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:4800
        
        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:4296
        
        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:5092
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4296 -s 256
        8⤵
        Program crash
        
        PID:1728
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2072 -s 292
        6⤵
        Program crash
        
        PID:3844
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 288
      4⤵
      Program crash
      PID:4496
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 292
  2⤵
  - Program crash
  PID:3120

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1660 -ip 1660
1⤵
PID:1624

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 2260 -ip 2260
1⤵
PID:1992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 580 -p 2072 -ip 2072
1⤵
PID:1120

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 4296 -ip 4296
1⤵
PID:3644

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
00cc1309e57517997012a8ac4c3ff254

SHA1
66539c0f33dff7e76aa2667de49906ecb1dc033b

SHA256
dae0d6cae4010106e1d59f138b51d322e18f5e6af97c18e9af775dec3e7d5dae

SHA512
bfca9fca7465663213013a04af685997a4119c6d6ef9c48c765f5e069d90fe3917e34b7083ceb99b89fa8728e29782d711d948f166a0ec37d1343412fd5fed02

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

Filesize
96KB

MD5
79c6288b99bfde226ea4f9ba645f6d08

SHA1
fd7ce5ce79dd1c8662d583eb700acab3e49061fc

SHA256
da1223ebe8ae371ba4444710cfabb99cc5a0a24d5b9d55d54b2d67acedacda26

SHA512
26a949bcb8b033cc11c9fc21fae34306a67d4f9134cb714dde71eb25a319ca166a0fcbdf1cd728b75166a6f5b4f5a2a58687e4e8355a9b5df59b1247781b089c

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

Filesize
96KB

MD5
437bd333267c2ebb317883e3af7d4f34

SHA1
3012f4e0f91bdb4e57e0ae1f49c967d6e15e987a

SHA256
5380af48baff9723cd23f44ea2cd15fa36cc56c6948ae579b78bacbdae9517bb

SHA512
51b741ccc041bb8297b2b66f824f75774d56cdc041241a3e4954d17299ab3916d8cd9827ed0d4e4b2565e42a552849a8b5b77b264d63b52c67b9d9dd1693a595

Download Submit
memory/1660-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1660-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2072-35-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2072-53-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2260-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2260-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4296-46-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4296-55-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4800-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4800-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4800-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4948-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4948-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4948-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4948-34-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4948-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4948-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4948-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5092-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5092-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5092-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5100-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5100-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5100-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5100-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download