neconyd | 122b29021457b3e0a3f3f3c470bb3d26b02d744212526134880f09faa96ae67c

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-01-2025 12:04

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General

Target

JaffaCakes118_22a3021cfd10e58e6fec8510d90b190a.exe
Size

63KB
MD5

22a3021cfd10e58e6fec8510d90b190a
SHA1

2f49a1e983bc3368b328863e1dedd14f1a7e8a18
SHA256

122b29021457b3e0a3f3f3c470bb3d26b02d744212526134880f09faa96ae67c
SHA512

cc2197a69c8cd07524aca2d47ca181c987d420cc33406f56b2d4d3f30bb7deec68a1d2843b848a7569372435449510a6eddb4878b9489f955a5e9f1e8cfb7c76
SSDEEP

1536:+d9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZTl/5:mdseIOMEZEyFjEOFqTiQm5l/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 2 IoCs

pid	Process
2744	omsecor.exe
1172	omsecor.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\merocz.xc6	omsecor.exe
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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_22a3021cfd10e58e6fec8510d90b190a.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4588 wrote to memory of 2744	4588	JaffaCakes118_22a3021cfd10e58e6fec8510d90b190a.exe	82
PID 4588 wrote to memory of 2744	4588	JaffaCakes118_22a3021cfd10e58e6fec8510d90b190a.exe	82
PID 4588 wrote to memory of 2744	4588	JaffaCakes118_22a3021cfd10e58e6fec8510d90b190a.exe	82
PID 2744 wrote to memory of 1172	2744	omsecor.exe	92
PID 2744 wrote to memory of 1172	2744	omsecor.exe	92
PID 2744 wrote to memory of 1172	2744	omsecor.exe	92

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22a3021cfd10e58e6fec8510d90b190a.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22a3021cfd10e58e6fec8510d90b190a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4588
- C:\Users\Admin\AppData\Roaming\omsecor.exe
  C:\Users\Admin\AppData\Roaming\omsecor.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2744
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    PID:1172

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
63KB

MD5
99599548be0267e79293acf2cd361ee9

SHA1
46c40b63702b4712d0f048402c838688a6d4acd8

SHA256
36c9a80755e357e5806824d8dd50a2773d7081f8475fb431dde25514d604d419

SHA512
70dc17d2fb28ad3d9fd18b3f279330f9a23de2501bf196a4e42a8b4f6f6161699977e8e21278bd3e90bf37feb09eedb644ffe85aa468e3154aeb3f0df39afc2a

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

Filesize
63KB

MD5
6c7728b866e1647566b1dc5310dda994

SHA1
d3b252804fcef279ad30c57bd000cead59f2f893

SHA256
19183585d7c49a2c3b2e41e9d52d05a79d3559e146a7b11da9f99b01f9289951

SHA512
8649dddf8b9ab09b1cb8bf7ddc158cceeee2e86f8e036a3b6c9feaa6a122009adef618888e44b2536732224e1452b0336f337fbbbc6bf3dc76123ec6feed0b52

Download Submit