neconyd | 9466f8cabba1bc42a45f5eaf645e83c401e2f4d8b550fccb1dbf327faf31c9c8

Analysis

max time kernel
145s
max time network
146s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/01/2025, 03:47

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General

Target

JaffaCakes118_4bbea092210b652896836c7ed57301c2.exe
Size

64KB
MD5

4bbea092210b652896836c7ed57301c2
SHA1

7fbff2ec2bba0a602550a60e591d9062b6e0dd06
SHA256

9466f8cabba1bc42a45f5eaf645e83c401e2f4d8b550fccb1dbf327faf31c9c8
SHA512

8c62d2b187fbd776b416e7dc7e3e9d8c9ce2d037b68314c641178f5fd57dc21c6d63644dbe5f9eb2859c134d73ccb8a02af7c9524410decc51aaf1438f9d3b70
SSDEEP

1536:od9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZTl/5:YdseIOMEZEyFjEOFqTiQm5l/5

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 3 IoCs

pid	Process
2704	omsecor.exe
2008	omsecor.exe
2804	omsecor.exe

Loads dropped DLL 6 IoCs

pid	Process
2156	JaffaCakes118_4bbea092210b652896836c7ed57301c2.exe
2156	JaffaCakes118_4bbea092210b652896836c7ed57301c2.exe
2704	omsecor.exe
2704	omsecor.exe
2008	omsecor.exe
2008	omsecor.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	JaffaCakes118_4bbea092210b652896836c7ed57301c2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 2704	2156	JaffaCakes118_4bbea092210b652896836c7ed57301c2.exe	30
PID 2156 wrote to memory of 2704	2156	JaffaCakes118_4bbea092210b652896836c7ed57301c2.exe	30
PID 2156 wrote to memory of 2704	2156	JaffaCakes118_4bbea092210b652896836c7ed57301c2.exe	30
PID 2156 wrote to memory of 2704	2156	JaffaCakes118_4bbea092210b652896836c7ed57301c2.exe	30
PID 2704 wrote to memory of 2008	2704	omsecor.exe	33
PID 2704 wrote to memory of 2008	2704	omsecor.exe	33
PID 2704 wrote to memory of 2008	2704	omsecor.exe	33
PID 2704 wrote to memory of 2008	2704	omsecor.exe	33
PID 2008 wrote to memory of 2804	2008	omsecor.exe	34
PID 2008 wrote to memory of 2804	2008	omsecor.exe	34
PID 2008 wrote to memory of 2804	2008	omsecor.exe	34
PID 2008 wrote to memory of 2804	2008	omsecor.exe	34

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4bbea092210b652896836c7ed57301c2.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4bbea092210b652896836c7ed57301c2.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Users\Admin\AppData\Roaming\omsecor.exe
  C:\Users\Admin\AppData\Roaming\omsecor.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2704
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2008
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2804

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
64KB

MD5
72aacbae74ceedbbe05250e50f2c25c4

SHA1
5cc836729b17e1aeea3492eceb2ad0ccdde1ef96

SHA256
7e2660615778f8f9d976d5dd13eb762a52428fb7d6042f90d185927e07a9f7c5

SHA512
ada3472839fa3d14fb9bf55a012cbf2e7625212bfe4bc5427832fce796977419c1c40885a2af1f47ca31d6e538dd48cd56c32076a908787629293f8f27da784d

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

Filesize
64KB

MD5
740148476c0716696e4f39c705bd6152

SHA1
3e21138d8670ae6991b0ea63e4add4df61c27ec9

SHA256
557cbad2ee3c8fad50b4d3e6d0980b58b0a7eed21baa2facf6015354637f1947

SHA512
08f18eb1aa934e0da7a1fff55c81974f2d2b2de69a1a53512a6f87aed6802b388dae382b7edaaa53deec1548bf048b8349bb2c7fa4f3fe256979b54dca5010ac

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\Windows\SysWOW64\omsecor.exe

Filesize
64KB

MD5
ecaa416352aa1e1df140b59bd78f8835

SHA1
42e2febe49e85d2cb19377288637838016775f6f

SHA256
6b3d88e4d1408d845483decfb15c131e9a9b41dfbc0e88a8c25652f3b3315e87

SHA512
348196ddc6e43cd84dff7ec715466e9bd45da7e43808096ef26384b49617b96fb6c109df03f6b20492a5fad1b8c1c07c6527862a275b8a936158f856f3e36183

Download Submit