neconyd | adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b

Analysis

max time kernel
115s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-12-2024 15:47

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General

Target

adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.exe
Size

96KB
MD5

ec04a3795de16f9dfeaa9edb70ace5fc
SHA1

1954ba36dd1d907f97763cb41eedf27de33a25cd
SHA256

adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b
SHA512

4b6067df01b8e39c72e7ef9c2f3d65a271455e14182c8e9094c9490b93181267f32fdf936421a38f90c9b4246f640099cf98ff57b5dd6e6d79220477f93d3044
SSDEEP

1536:UnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxj:UGs8cd8eXlYairZYqMddH13j

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
4884	omsecor.exe
1800	omsecor.exe
3772	omsecor.exe
4804	omsecor.exe
1044	omsecor.exe
3252	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 220 set thread context of 4000	220	adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.exe	83
PID 4884 set thread context of 1800	4884	omsecor.exe	87
PID 3772 set thread context of 4804	3772	omsecor.exe	108
PID 1044 set thread context of 3252	1044	omsecor.exe	112

Program crash 4 IoCs

pid	pid_target	Process	procid_target
2168	220	WerFault.exe	82
456	4884	WerFault.exe	85
1380	3772	WerFault.exe	107
4016	1044	WerFault.exe	110

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	adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.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 220 wrote to memory of 4000	220	adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.exe	83
PID 220 wrote to memory of 4000	220	adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.exe	83
PID 220 wrote to memory of 4000	220	adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.exe	83
PID 220 wrote to memory of 4000	220	adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.exe	83
PID 220 wrote to memory of 4000	220	adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.exe	83
PID 4000 wrote to memory of 4884	4000	adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.exe	85
PID 4000 wrote to memory of 4884	4000	adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.exe	85
PID 4000 wrote to memory of 4884	4000	adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.exe	85
PID 4884 wrote to memory of 1800	4884	omsecor.exe	87
PID 4884 wrote to memory of 1800	4884	omsecor.exe	87
PID 4884 wrote to memory of 1800	4884	omsecor.exe	87
PID 4884 wrote to memory of 1800	4884	omsecor.exe	87
PID 4884 wrote to memory of 1800	4884	omsecor.exe	87
PID 1800 wrote to memory of 3772	1800	omsecor.exe	107
PID 1800 wrote to memory of 3772	1800	omsecor.exe	107
PID 1800 wrote to memory of 3772	1800	omsecor.exe	107
PID 3772 wrote to memory of 4804	3772	omsecor.exe	108
PID 3772 wrote to memory of 4804	3772	omsecor.exe	108
PID 3772 wrote to memory of 4804	3772	omsecor.exe	108
PID 3772 wrote to memory of 4804	3772	omsecor.exe	108
PID 3772 wrote to memory of 4804	3772	omsecor.exe	108
PID 4804 wrote to memory of 1044	4804	omsecor.exe	110
PID 4804 wrote to memory of 1044	4804	omsecor.exe	110
PID 4804 wrote to memory of 1044	4804	omsecor.exe	110
PID 1044 wrote to memory of 3252	1044	omsecor.exe	112
PID 1044 wrote to memory of 3252	1044	omsecor.exe	112
PID 1044 wrote to memory of 3252	1044	omsecor.exe	112
PID 1044 wrote to memory of 3252	1044	omsecor.exe	112
PID 1044 wrote to memory of 3252	1044	omsecor.exe	112

C:\Users\Admin\AppData\Local\Temp\adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.exe
"C:\Users\Admin\AppData\Local\Temp\adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:220
- C:\Users\Admin\AppData\Local\Temp\adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.exe
  C:\Users\Admin\AppData\Local\Temp\adb51f4110cdd56015557b44ff751ec1944ba17ce5f8ead5f4ef0c95ebd3e80b.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4000
- - 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:4884
  - - 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:1800
    - - 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:3772
      - 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:4804
        
        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:1044
        
        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:3252
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1044 -s 240
        8⤵
        Program crash
        
        PID:4016
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3772 -s 292
        6⤵
        Program crash
        
        PID:1380
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4884 -s 300
      4⤵
      Program crash
      PID:456
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 288
  2⤵
  - Program crash
  PID:2168

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 220 -ip 220
1⤵
PID:4348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4884 -ip 4884
1⤵
PID:4012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3772 -ip 3772
1⤵
PID:2584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 1044 -ip 1044
1⤵
PID:456

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
b93865cfd96726b30234a80db405edcf

SHA1
b346aefdcc061fc266060ae946c1b4c876252e76

SHA256
e799c0f093e12763d03928380ac4d3f8976a7032039ab2f0508a2a93a10120e4

SHA512
35718b7cc99d69eff56cbb94bfba0e4e49bcf1efbd518a15e43b32285ebea696e1623bec6ec8224cbe8fc806e89806ea0d47d61997ee893fc5821be626698934

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

Filesize
96KB

MD5
6e22816e0e9ededf53a920829c6501a4

SHA1
c07419fce920f30bf87d9e811b76b8fcd6bd446c

SHA256
e63543bab8532ccf374fe8388bd85759f14e2bb53de21300a971ca4d736c961b

SHA512
0a36d991dc1501626a4d77b27c9fc910196f7be961ad2dfdd156914859b8de17bb2ad3f620523bf2a6569ce2069ac4eabb78ebc4ea47b643ad1f8ad7ce4cc6e3

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

Filesize
96KB

MD5
b6d4321a9d3a96921cf2a7adc34bee86

SHA1
96f643ce6ad976d6279a95d0bb477f8fed02498d

SHA256
774a7b9455547723f14a82e42472961526b68da20e1e0fdcb3e78b08c79dfadb

SHA512
96401b219672a7b90e2183cf0521df25ad6dbba506799379e6a1df0c432e7b627209f2b3ea709d717410c01052f5e89bb1bd79cfafb7add1b9cad47ba10f0bde

Download Submit
memory/220-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/220-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1044-45-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1800-31-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1800-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1800-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1800-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1800-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1800-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1800-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3252-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3252-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3252-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3772-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3772-33-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4000-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4000-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4000-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4000-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4804-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4804-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4804-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4884-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4884-10-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download