neconyd | c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7e

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
26-12-2024 18:25

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General

Target

c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.exe
Size

96KB
MD5

da97c6e72c9bd21569f357bbb0f30bc0
SHA1

e9dbfc9a7ecd11b4cca28f46053ccfda43e3a502
SHA256

c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7e
SHA512

7f45e174e326a791e9b5f164aae1930b237caeefd2159064f3c796ffc22147c1b7fe0533e6601072b5d772bea61fd5709b403b30dbd1945a502c7bf7a5308673
SSDEEP

1536:2nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxz:2Gs8cd8eXlYairZYqMddH13z

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
4728	omsecor.exe
4564	omsecor.exe
2756	omsecor.exe
1204	omsecor.exe
2212	omsecor.exe
4360	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 3548 set thread context of 1016	3548	c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.exe	83
PID 4728 set thread context of 4564	4728	omsecor.exe	87
PID 2756 set thread context of 1204	2756	omsecor.exe	109
PID 2212 set thread context of 4360	2212	omsecor.exe	112

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4588	4728	WerFault.exe	86
3948	3548	WerFault.exe	82
4112	2756	WerFault.exe	108
4424	2212	WerFault.exe	111

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	c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.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 3548 wrote to memory of 1016	3548	c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.exe	83
PID 3548 wrote to memory of 1016	3548	c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.exe	83
PID 3548 wrote to memory of 1016	3548	c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.exe	83
PID 3548 wrote to memory of 1016	3548	c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.exe	83
PID 3548 wrote to memory of 1016	3548	c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.exe	83
PID 1016 wrote to memory of 4728	1016	c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.exe	86
PID 1016 wrote to memory of 4728	1016	c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.exe	86
PID 1016 wrote to memory of 4728	1016	c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.exe	86
PID 4728 wrote to memory of 4564	4728	omsecor.exe	87
PID 4728 wrote to memory of 4564	4728	omsecor.exe	87
PID 4728 wrote to memory of 4564	4728	omsecor.exe	87
PID 4728 wrote to memory of 4564	4728	omsecor.exe	87
PID 4728 wrote to memory of 4564	4728	omsecor.exe	87
PID 4564 wrote to memory of 2756	4564	omsecor.exe	108
PID 4564 wrote to memory of 2756	4564	omsecor.exe	108
PID 4564 wrote to memory of 2756	4564	omsecor.exe	108
PID 2756 wrote to memory of 1204	2756	omsecor.exe	109
PID 2756 wrote to memory of 1204	2756	omsecor.exe	109
PID 2756 wrote to memory of 1204	2756	omsecor.exe	109
PID 2756 wrote to memory of 1204	2756	omsecor.exe	109
PID 2756 wrote to memory of 1204	2756	omsecor.exe	109
PID 1204 wrote to memory of 2212	1204	omsecor.exe	111
PID 1204 wrote to memory of 2212	1204	omsecor.exe	111
PID 1204 wrote to memory of 2212	1204	omsecor.exe	111
PID 2212 wrote to memory of 4360	2212	omsecor.exe	112
PID 2212 wrote to memory of 4360	2212	omsecor.exe	112
PID 2212 wrote to memory of 4360	2212	omsecor.exe	112
PID 2212 wrote to memory of 4360	2212	omsecor.exe	112
PID 2212 wrote to memory of 4360	2212	omsecor.exe	112

C:\Users\Admin\AppData\Local\Temp\c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.exe
"C:\Users\Admin\AppData\Local\Temp\c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3548
- C:\Users\Admin\AppData\Local\Temp\c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.exe
  C:\Users\Admin\AppData\Local\Temp\c910139737601d416d81760922cbab3f7fc5b009ab7c121b33e92cdd8898fe7eN.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1016
- - 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:4728
  - - 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:4564
    - - 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:2756
      - 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:1204
        
        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:2212
        
        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:4360
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2212 -s 256
        8⤵
        Program crash
        
        PID:4424
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2756 -s 300
        6⤵
        Program crash
        
        PID:4112
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 288
      4⤵
      Program crash
      PID:4588
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 288
  2⤵
  - Program crash
  PID:3948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3548 -ip 3548
1⤵
PID:2136

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4728 -ip 4728
1⤵
PID:5000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2756 -ip 2756
1⤵
PID:3324

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2212 -ip 2212
1⤵
PID:4276

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
d9eee85f6cfd1564c23ccd99200f0684

SHA1
c9fff9e3b2a6b120b44f26b6ea2e6d36103c9b31

SHA256
f848ac7a1197ecf908a0963e93ef4e8795180b00ad6b40f6c3f12a0486227511

SHA512
22ff80f9cef196717e88f6d5122d069fc6ca813ad8b0bf197a6bd5ece53cc467113c1c0cccf40da982469007d4ce5bc52cede8a33a2403084f214c9ae6a51b2e

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

Filesize
96KB

MD5
6318c4f9bb42c058fe0650a435c483c2

SHA1
f4edf17ad30ae826d35323e7295defdf30dbc132

SHA256
b1fcef37afeaf2f0b42809f83472248442d2f634778bde10ade00846dd602ab3

SHA512
ece2dbdf6d7d5a006266bd9802bed5e6e056b1f34f20f1285e045afdc57ac1d2622521d3920e329a6e81dfd2084cf77c7bf1ba438d28d535fbcbb4bed24f316b

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

Filesize
96KB

MD5
e108d95e3a8c0e1dd6bc5af175a9622f

SHA1
2dda2a1ec8b458499ca7c0fb13a965dea8e01a85

SHA256
7bb2f13591e2bf6e22936fad98d5e356affc5c16e58cc826f84260f3158961c1

SHA512
4c66b9fb4825cfed93932a604e9f10219c1b3cbca9a7aaf358e7b50c0486745761e5466724cca95f50fb7621a0e44475142574bbc4a2970367a0f329df99dc6f

Download Submit
memory/1016-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1016-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1016-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1016-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1204-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1204-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1204-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2212-46-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2756-53-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2756-33-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3548-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3548-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4360-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4360-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4360-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4564-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4564-32-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4564-28-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4564-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4564-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4564-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4564-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4728-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4728-10-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download