neconyd | adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968

Analysis

max time kernel
146s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-01-2025 08:04

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General

Target

adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.exe
Size

96KB
MD5

e347ccf3742fa70307a7a15f108b0494
SHA1

ca8b2f143293076f00a32caf1fa0694e3808c557
SHA256

adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968
SHA512

cf4a22c0c945d6bc98df0f1b7e89fe8d307c365a8451d78e377bb6e1965c87004af5d491e6189701569ab3323ee5629fb2c50df105ecb4700d264dcd30179d3b
SSDEEP

1536:LnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:LGs8cd8eXlYairZYqMddH13L

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
2944	omsecor.exe
1724	omsecor.exe
1324	omsecor.exe
244	omsecor.exe
3100	omsecor.exe
2004	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 4232 set thread context of 1260	4232	adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.exe	83
PID 2944 set thread context of 1724	2944	omsecor.exe	87
PID 1324 set thread context of 244	1324	omsecor.exe	107
PID 3100 set thread context of 2004	3100	omsecor.exe	111

Program crash 4 IoCs

pid	pid_target	Process	procid_target
3200	4232	WerFault.exe	82
3064	2944	WerFault.exe	85
1556	1324	WerFault.exe	106
3604	3100	WerFault.exe	109

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	adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.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 4232 wrote to memory of 1260	4232	adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.exe	83
PID 4232 wrote to memory of 1260	4232	adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.exe	83
PID 4232 wrote to memory of 1260	4232	adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.exe	83
PID 4232 wrote to memory of 1260	4232	adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.exe	83
PID 4232 wrote to memory of 1260	4232	adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.exe	83
PID 1260 wrote to memory of 2944	1260	adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.exe	85
PID 1260 wrote to memory of 2944	1260	adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.exe	85
PID 1260 wrote to memory of 2944	1260	adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.exe	85
PID 2944 wrote to memory of 1724	2944	omsecor.exe	87
PID 2944 wrote to memory of 1724	2944	omsecor.exe	87
PID 2944 wrote to memory of 1724	2944	omsecor.exe	87
PID 2944 wrote to memory of 1724	2944	omsecor.exe	87
PID 2944 wrote to memory of 1724	2944	omsecor.exe	87
PID 1724 wrote to memory of 1324	1724	omsecor.exe	106
PID 1724 wrote to memory of 1324	1724	omsecor.exe	106
PID 1724 wrote to memory of 1324	1724	omsecor.exe	106
PID 1324 wrote to memory of 244	1324	omsecor.exe	107
PID 1324 wrote to memory of 244	1324	omsecor.exe	107
PID 1324 wrote to memory of 244	1324	omsecor.exe	107
PID 1324 wrote to memory of 244	1324	omsecor.exe	107
PID 1324 wrote to memory of 244	1324	omsecor.exe	107
PID 244 wrote to memory of 3100	244	omsecor.exe	109
PID 244 wrote to memory of 3100	244	omsecor.exe	109
PID 244 wrote to memory of 3100	244	omsecor.exe	109
PID 3100 wrote to memory of 2004	3100	omsecor.exe	111
PID 3100 wrote to memory of 2004	3100	omsecor.exe	111
PID 3100 wrote to memory of 2004	3100	omsecor.exe	111
PID 3100 wrote to memory of 2004	3100	omsecor.exe	111
PID 3100 wrote to memory of 2004	3100	omsecor.exe	111

C:\Users\Admin\AppData\Local\Temp\adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.exe
"C:\Users\Admin\AppData\Local\Temp\adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4232
- C:\Users\Admin\AppData\Local\Temp\adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.exe
  C:\Users\Admin\AppData\Local\Temp\adc21cd6b86a38e3d9b1f123117ef22639641b375da55a99a1a6adacc786a968.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1260
- - 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:2944
  - - 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:1724
    - - 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:1324
      - 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:244
        
        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:3100
        
        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:2004
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3100 -s 256
        8⤵
        Program crash
        
        PID:3604
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1324 -s 304
        6⤵
        Program crash
        
        PID:1556
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2944 -s 288
      4⤵
      Program crash
      PID:3064
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 300
  2⤵
  - Program crash
  PID:3200

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4232 -ip 4232
1⤵
PID:2004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2944 -ip 2944
1⤵
PID:4524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1324 -ip 1324
1⤵
PID:4312

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3100 -ip 3100
1⤵
PID:4524

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

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Downloads

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

Filesize
96KB

MD5
def52744dd7a85ee4c6789f1a732ebb5

SHA1
db16e8973c5ed30d8b1b85186ed56585e263b232

SHA256
26208eb72e60d117abf746c2bf613a07d4ca691f3d2abc05f773792720535435

SHA512
6a2c7aa38c485b01b9ffe6583f4c522a52c27353d00a2470a7cded345efc8f93a2596e369bd63045fb2f028829db8800f1912f4589b630932a316a64612682e4

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

Filesize
96KB

MD5
74a459d3f3fa78060a3de38d80f112be

SHA1
7961690a08ba20d803304a2f54a66b113761e644

SHA256
d3828b5a762b97ae600b50396a3f5d6ac477ddfa79fcaea323223c12de546fae

SHA512
6507b642b2f61291f026254705791a840458278ef2565f53cf8cef0f5bff0f2b206bb527e42317ad406f12a8c9dcb6f92d46675feaf1a7118e7d0cfd532d076c

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

Filesize
96KB

MD5
db480c85fb1b72df915fcb7e6be09c96

SHA1
1aeb640691823670ff1b547ddba7d470face33c3

SHA256
6c499c5e321529a66c676f8b6874bc749fb07ec5e32e1d38b29092f46e0d8e7f

SHA512
8ed9a23b3b415fb6ef274cd1ab0cae74e3ddeb03ab2faffe601c117921c81dfb7d4eca3dace5995106de71e18b3b64365c5218c131ee65a1864ae7c1ed9cdab8

Download Submit
memory/244-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/244-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/244-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1260-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1260-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1260-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1260-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1324-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1324-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1724-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1724-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1724-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1724-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1724-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1724-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1724-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2004-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2004-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2004-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2004-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2944-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2944-9-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3100-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4232-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4232-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download