neconyd | a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380

Analysis

max time kernel
115s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-01-2025 17:38

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.exe
Size

134KB
MD5

0a197348ada0a4dbe7930fa2d7661220
SHA1

a5422ec34634bffcd6c46770c73015b2fda886dc
SHA256

a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380
SHA512

90fe6f284f79058ffa792217562c2062f5d17dc0fe1543dbfb02c604519e0fa6c9ee0783bdb2b6edf3a21d0aa39ad106a49f8e807a396c9d630b7bc29fc83cb3
SSDEEP

1536:GDfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCin:4iRTeH0iqAW6J6f1tqF6dngNmaZCiaI

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
1392	omsecor.exe
4512	omsecor.exe
4256	omsecor.exe
5084	omsecor.exe
5088	omsecor.exe
1904	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 4812 set thread context of 3908	4812	a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.exe	84
PID 1392 set thread context of 4512	1392	omsecor.exe	89
PID 4256 set thread context of 5084	4256	omsecor.exe	110
PID 5088 set thread context of 1904	5088	omsecor.exe	114

Program crash 4 IoCs

pid	pid_target	Process	procid_target
2416	4812	WerFault.exe	83
3436	1392	WerFault.exe	86
1248	4256	WerFault.exe	109
384	5088	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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.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 4812 wrote to memory of 3908	4812	a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.exe	84
PID 4812 wrote to memory of 3908	4812	a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.exe	84
PID 4812 wrote to memory of 3908	4812	a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.exe	84
PID 4812 wrote to memory of 3908	4812	a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.exe	84
PID 4812 wrote to memory of 3908	4812	a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.exe	84
PID 3908 wrote to memory of 1392	3908	a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.exe	86
PID 3908 wrote to memory of 1392	3908	a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.exe	86
PID 3908 wrote to memory of 1392	3908	a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.exe	86
PID 1392 wrote to memory of 4512	1392	omsecor.exe	89
PID 1392 wrote to memory of 4512	1392	omsecor.exe	89
PID 1392 wrote to memory of 4512	1392	omsecor.exe	89
PID 1392 wrote to memory of 4512	1392	omsecor.exe	89
PID 1392 wrote to memory of 4512	1392	omsecor.exe	89
PID 4512 wrote to memory of 4256	4512	omsecor.exe	109
PID 4512 wrote to memory of 4256	4512	omsecor.exe	109
PID 4512 wrote to memory of 4256	4512	omsecor.exe	109
PID 4256 wrote to memory of 5084	4256	omsecor.exe	110
PID 4256 wrote to memory of 5084	4256	omsecor.exe	110
PID 4256 wrote to memory of 5084	4256	omsecor.exe	110
PID 4256 wrote to memory of 5084	4256	omsecor.exe	110
PID 4256 wrote to memory of 5084	4256	omsecor.exe	110
PID 5084 wrote to memory of 5088	5084	omsecor.exe	112
PID 5084 wrote to memory of 5088	5084	omsecor.exe	112
PID 5084 wrote to memory of 5088	5084	omsecor.exe	112
PID 5088 wrote to memory of 1904	5088	omsecor.exe	114
PID 5088 wrote to memory of 1904	5088	omsecor.exe	114
PID 5088 wrote to memory of 1904	5088	omsecor.exe	114
PID 5088 wrote to memory of 1904	5088	omsecor.exe	114
PID 5088 wrote to memory of 1904	5088	omsecor.exe	114

C:\Users\Admin\AppData\Local\Temp\a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.exe
"C:\Users\Admin\AppData\Local\Temp\a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4812
- C:\Users\Admin\AppData\Local\Temp\a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.exe
  C:\Users\Admin\AppData\Local\Temp\a4eb1196040e7f78b601645c9906246f1b688566b61cb11fcf3882215d5b4380.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3908
- - 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:1392
  - - 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:4512
    - - 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:4256
      - 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:5084
        
        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:5088
        
        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:1904
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 5088 -s 256
        8⤵
        Program crash
        
        PID:384
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4256 -s 292
        6⤵
        Program crash
        
        PID:1248
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1392 -s 256
      4⤵
      Program crash
      PID:3436
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 288
  2⤵
  - Program crash
  PID:2416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4812 -ip 4812
1⤵
PID:2256

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1392 -ip 1392
1⤵
PID:2908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4256 -ip 4256
1⤵
PID:4500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 5088 -ip 5088
1⤵
PID:3128

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

Loading Replay Monitor...

Downloads

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

Filesize
134KB

MD5
4eb683b4db413a0400c39d2f004892c1

SHA1
64f5b25da2657aac1d577624811ee5d6dda5ef5f

SHA256
24165b037128380248cc795a4921031c80f0b03b9770f4da4f2f9a4024933a49

SHA512
c9c5e56fa56eaa780ed9f9a3056407fbe3f83fe0314fc83ba53230a0c09694d182d3a373cf7b43291880fe0d2a5ecd40ad5e9a535b43ecccc1596aeae86f576f

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

Filesize
134KB

MD5
35414596d1f915ca0f0f8ccaa1a9429b

SHA1
7d010efce9080f3a25c6df15167d5360b5dbbcb6

SHA256
e31c5b425414540747db8073b025a5d5c1ce71042db27e1bec3b1b520666c2af

SHA512
c32d1a7c9bf7b7ee0158dc98f89025b760895771ed75b13ad0c0f5e5b736c01679ca3c5a48ec9b0b57a83cddbdb949bfb485c57a096bced812a8435dbe21206c

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

Filesize
134KB

MD5
45af1872eddd7cbf1b1ad18ba7eaea30

SHA1
375d35ae45484ac21e024fcc4ff9c0e37221c07b

SHA256
d4ff44746174a7aac324e265a6bac89dc06501c9a1a225bdec8d94685a4a5f46

SHA512
46c1a36ccf4cce1f43bd276b829f578565fc477cc9a03d31ceedab8f52e7b46c7e0e766b043e6d61938f5a1ebcccd77d308d91ffeb37129a2850d67d9fc9590a

Download Submit
memory/1392-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1904-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1904-46-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1904-47-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3908-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3908-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3908-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3908-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4256-30-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4256-48-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4512-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4512-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4512-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4512-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4512-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4512-17-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4512-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4812-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4812-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5084-34-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5084-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5084-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5088-42-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5088-49-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download