neconyd | 6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c

Analysis

max time kernel
146s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-12-2024 23:32

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General

Target

6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.exe
Size

96KB
MD5

83f7b311b9ecda871573dcf6e7440124
SHA1

0416d1d3ca34bc17eea652db45f47e492ce0afb0
SHA256

6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c
SHA512

9305f3e807816b7f333b183b1b2887798f2cde555c99a50915c75f5de4121c9647888ea7d49e300834904e72126e537ed5f62b249d8f08e234255588f8a62e79
SSDEEP

1536:jnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxa:jGs8cd8eXlYairZYqMddH13a

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
4900	omsecor.exe
3748	omsecor.exe
1924	omsecor.exe
4936	omsecor.exe
4496	omsecor.exe
3760	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 1616 set thread context of 2740	1616	6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.exe	83
PID 4900 set thread context of 3748	4900	omsecor.exe	87
PID 1924 set thread context of 4936	1924	omsecor.exe	110
PID 4496 set thread context of 3760	4496	omsecor.exe	113

Program crash 4 IoCs

pid	pid_target	Process	procid_target
1820	1616	WerFault.exe	82
4812	4900	WerFault.exe	85
216	1924	WerFault.exe	109
1136	4496	WerFault.exe	112

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	6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.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 1616 wrote to memory of 2740	1616	6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.exe	83
PID 1616 wrote to memory of 2740	1616	6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.exe	83
PID 1616 wrote to memory of 2740	1616	6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.exe	83
PID 1616 wrote to memory of 2740	1616	6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.exe	83
PID 1616 wrote to memory of 2740	1616	6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.exe	83
PID 2740 wrote to memory of 4900	2740	6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.exe	85
PID 2740 wrote to memory of 4900	2740	6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.exe	85
PID 2740 wrote to memory of 4900	2740	6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.exe	85
PID 4900 wrote to memory of 3748	4900	omsecor.exe	87
PID 4900 wrote to memory of 3748	4900	omsecor.exe	87
PID 4900 wrote to memory of 3748	4900	omsecor.exe	87
PID 4900 wrote to memory of 3748	4900	omsecor.exe	87
PID 4900 wrote to memory of 3748	4900	omsecor.exe	87
PID 3748 wrote to memory of 1924	3748	omsecor.exe	109
PID 3748 wrote to memory of 1924	3748	omsecor.exe	109
PID 3748 wrote to memory of 1924	3748	omsecor.exe	109
PID 1924 wrote to memory of 4936	1924	omsecor.exe	110
PID 1924 wrote to memory of 4936	1924	omsecor.exe	110
PID 1924 wrote to memory of 4936	1924	omsecor.exe	110
PID 1924 wrote to memory of 4936	1924	omsecor.exe	110
PID 1924 wrote to memory of 4936	1924	omsecor.exe	110
PID 4936 wrote to memory of 4496	4936	omsecor.exe	112
PID 4936 wrote to memory of 4496	4936	omsecor.exe	112
PID 4936 wrote to memory of 4496	4936	omsecor.exe	112
PID 4496 wrote to memory of 3760	4496	omsecor.exe	113
PID 4496 wrote to memory of 3760	4496	omsecor.exe	113
PID 4496 wrote to memory of 3760	4496	omsecor.exe	113
PID 4496 wrote to memory of 3760	4496	omsecor.exe	113
PID 4496 wrote to memory of 3760	4496	omsecor.exe	113

C:\Users\Admin\AppData\Local\Temp\6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.exe
"C:\Users\Admin\AppData\Local\Temp\6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1616
- C:\Users\Admin\AppData\Local\Temp\6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.exe
  C:\Users\Admin\AppData\Local\Temp\6efa63841489e7447c94debcbddac71bb973e16204e3334542bff3b6cd004a0c.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2740
- - 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:4900
  - - 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:3748
    - - 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:1924
      - 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:4936
        
        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:4496
        
        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:3760
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 256
        8⤵
        Program crash
        
        PID:1136
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1924 -s 292
        6⤵
        Program crash
        
        PID:216
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 288
      4⤵
      Program crash
      PID:4812
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 288
  2⤵
  - Program crash
  PID:1820

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1616 -ip 1616
1⤵
PID:3000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4900 -ip 4900
1⤵
PID:3232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1924 -ip 1924
1⤵
PID:4092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4496 -ip 4496
1⤵
PID:1016

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
201cf086ab9a6b069206cfcf6108098e

SHA1
ecab4b82f64ad8f9253ae450f61614fb18b9bc97

SHA256
bde35d9927cff235f5627ad5a79d5be6bd44cff1da0d47d2f7a2f07335c4e9cf

SHA512
98cf3bdfe682bc44565ab3239593a2ad6f932c4daeab8283f77135ba63bc68d36e97f85faf0a05382c0d5929cc515a73a24e89f49b4c91684df68c76f6b72fca

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

Filesize
96KB

MD5
d5b78477f5e09b3f066598c50c7223c7

SHA1
2d413f16a0a80825b60bb9f8bec0328c85750652

SHA256
a67acd902fefe91943234d5bb633741c178006f52a8d4df83df346d4ab3cb653

SHA512
febec632115bc7e96e8c0c8e9f0c142bb1512d84f54639e8c6c9bdac6214abccd4f698c8ced156fca3afa5efc9b9cd5dc9fcdc4dfe75cba2ee5e366dda282d19

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

Filesize
96KB

MD5
8bc693a9a52d6100937fe63bba2be92a

SHA1
b16ab7b439c34b154b370a88c67320d514e7c580

SHA256
33828d84e42a453931d1167eec500c5266b813e56d0dce855452c359f26cbf24

SHA512
88fe3962b6882f6cf90afb423e28abe1901bb0a68643b1afe890e5f60833c9a62d7a0a5dbe825994f4ebdd3ec6ab1a15adc8ae204bc54df3bc6f6aaf3a77216f

Download Submit
memory/1616-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1616-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1924-34-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1924-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2740-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2740-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2740-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2740-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3748-33-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3748-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3748-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3748-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3748-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3748-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3748-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3760-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3760-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3760-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3760-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4496-45-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4900-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4936-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4936-43-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4936-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download