neconyd | 9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2

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
01/02/2025, 10:09

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General

Target

9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe
Size

134KB
MD5

7e24c5ea6b190011e71e9cac4f7595d0
SHA1

de15ef57cfe63e8632279ed147b4f74b8bbc9f4c
SHA256

9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2
SHA512

da2bececc40ae17401bda67c97b6ab3f2215940fb6d5e6052e7549c7f0b50a31eb8a1c1c977a1cbf7e58a4bfbf32f788851a74397b438faf6881b54a40a43006
SSDEEP

1536:7DfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCid:3iRTeH0iqAW6J6f1tqF6dngNmaZCiaI

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
896	omsecor.exe
4976	omsecor.exe
1764	omsecor.exe
1400	omsecor.exe
2720	omsecor.exe
2092	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 5088 set thread context of 372	5088	9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe	82
PID 896 set thread context of 4976	896	omsecor.exe	87
PID 1764 set thread context of 1400	1764	omsecor.exe	100
PID 2720 set thread context of 2092	2720	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4764	5088	WerFault.exe	81
1792	896	WerFault.exe	85
3384	1764	WerFault.exe	99
3696	2720	WerFault.exe	102

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	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	9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 5088 wrote to memory of 372	5088	9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe	82
PID 5088 wrote to memory of 372	5088	9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe	82
PID 5088 wrote to memory of 372	5088	9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe	82
PID 5088 wrote to memory of 372	5088	9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe	82
PID 5088 wrote to memory of 372	5088	9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe	82
PID 372 wrote to memory of 896	372	9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe	85
PID 372 wrote to memory of 896	372	9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe	85
PID 372 wrote to memory of 896	372	9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe	85
PID 896 wrote to memory of 4976	896	omsecor.exe	87
PID 896 wrote to memory of 4976	896	omsecor.exe	87
PID 896 wrote to memory of 4976	896	omsecor.exe	87
PID 896 wrote to memory of 4976	896	omsecor.exe	87
PID 896 wrote to memory of 4976	896	omsecor.exe	87
PID 4976 wrote to memory of 1764	4976	omsecor.exe	99
PID 4976 wrote to memory of 1764	4976	omsecor.exe	99
PID 4976 wrote to memory of 1764	4976	omsecor.exe	99
PID 1764 wrote to memory of 1400	1764	omsecor.exe	100
PID 1764 wrote to memory of 1400	1764	omsecor.exe	100
PID 1764 wrote to memory of 1400	1764	omsecor.exe	100
PID 1764 wrote to memory of 1400	1764	omsecor.exe	100
PID 1764 wrote to memory of 1400	1764	omsecor.exe	100
PID 1400 wrote to memory of 2720	1400	omsecor.exe	102
PID 1400 wrote to memory of 2720	1400	omsecor.exe	102
PID 1400 wrote to memory of 2720	1400	omsecor.exe	102
PID 2720 wrote to memory of 2092	2720	omsecor.exe	104
PID 2720 wrote to memory of 2092	2720	omsecor.exe	104
PID 2720 wrote to memory of 2092	2720	omsecor.exe	104
PID 2720 wrote to memory of 2092	2720	omsecor.exe	104
PID 2720 wrote to memory of 2092	2720	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe
"C:\Users\Admin\AppData\Local\Temp\9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5088
- C:\Users\Admin\AppData\Local\Temp\9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe
  C:\Users\Admin\AppData\Local\Temp\9bc42851c88a5c5b61088796b5a70a95d5022c615545f9dbb369d3cae99f1be2N.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:372
- - 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:896
  - - 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:4976
    - - 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:1764
      - 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:1400
        
        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:2720
        
        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:2092
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2720 -s 256
        8⤵
        Program crash
        
        PID:3696
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 292
        6⤵
        Program crash
        
        PID:3384
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 896 -s 296
      4⤵
      Program crash
      PID:1792
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5088 -s 272
  2⤵
  - Program crash
  PID:4764

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 5088 -ip 5088
1⤵
PID:2044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 896 -ip 896
1⤵
PID:2752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1764 -ip 1764
1⤵
PID:3908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2720 -ip 2720
1⤵
PID:336

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
134KB

MD5
00da085700945004288dc7dc71274f16

SHA1
661d184c57fc0ad65c69572d263c34fd740dc2f9

SHA256
6f0c5b412b2212c809c6bbc93a4257e75e1f746fc8675f0eebcf51dd51ebab92

SHA512
cd7eff6f9b89d17a955ffc2a09482b266270114a31578cfa5deb6fc21d6b24d879720fe596a661d9fa65503e7d2017c967ba30194ccbca1187eeb8f3b0391c68

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

Filesize
134KB

MD5
ddb1ebf28d678b17251adfde4c4dce7c

SHA1
00e06e873f93dcbc219ae611e1736ad414976999

SHA256
1c2cc2e3dab03fa8b2e17d99727fcdcdf2875ba98169dbbe86ca800caa1d8fed

SHA512
01752ad6461e06e0d023f6a2dc1f02b6c02091ffc45e5b0f768de51d71ed6a6dc84a78ff40f8f6c810d294f4d7d3a214ef546e4136b8bdb15e70ea4b6506bb78

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

Filesize
134KB

MD5
38b98a0cf8bd6c3e328f8bb9777762e0

SHA1
a8e690cb58655b17a023972efc33ec06a090e8db

SHA256
002287ed5e642aa8b60a955f2383c26ad79b494e36fef3bad1c9f69c82ffd258

SHA512
0517214abb6d5794c8ba9e8d2c08bea71b50695a921b81a78e2cdded681da3bcc6ec197aac6cf4c3439ff74e08136b37c9e84efdc57c3b3d44c89de415315bfd

Download Submit
memory/372-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/372-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/372-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/372-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/896-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/896-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1400-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1400-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1400-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1764-33-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2092-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2092-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2720-49-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2720-44-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4976-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4976-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4976-32-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4976-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4976-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4976-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4976-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

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

Filesize
144KB

Download
memory/5088-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download