neconyd | b067f350fcff00b18ccc9f6779e8ec49c2db062ac8cab36666f527fe2f3c8483

Analysis

max time kernel
114s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-01-2025 11:47

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General

Target

b067f350fcff00b18ccc9f6779e8ec49c2db062ac8cab36666f527fe2f3c8483N.exe
Size

80KB
MD5

ea52200dbd683bc5981df0295e11fa90
SHA1

61dfbd5f353534c5c7ad3b2824c1a12ce9098f9e
SHA256

b067f350fcff00b18ccc9f6779e8ec49c2db062ac8cab36666f527fe2f3c8483
SHA512

255555ae32d54ea6da40d6b53733984e7b1af65d1b20ce7dfd05746fbaa459ba57da43257f481e9c8727e3fc4094b4c641614a396e87a568ceb2d8ba7bebc4ef
SSDEEP

768:ifMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uAO:ifbIvYvZEyFKF6N4yS+AQmZTl/5m

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
3820	omsecor.exe
2296	omsecor.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe
File opened for modification	C:\Windows\SysWOW64\merocz.xc6	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	b067f350fcff00b18ccc9f6779e8ec49c2db062ac8cab36666f527fe2f3c8483N.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 6 IoCs

description	pid	Process	procid_target
PID 4460 wrote to memory of 3820	4460	b067f350fcff00b18ccc9f6779e8ec49c2db062ac8cab36666f527fe2f3c8483N.exe	82
PID 4460 wrote to memory of 3820	4460	b067f350fcff00b18ccc9f6779e8ec49c2db062ac8cab36666f527fe2f3c8483N.exe	82
PID 4460 wrote to memory of 3820	4460	b067f350fcff00b18ccc9f6779e8ec49c2db062ac8cab36666f527fe2f3c8483N.exe	82
PID 3820 wrote to memory of 2296	3820	omsecor.exe	92
PID 3820 wrote to memory of 2296	3820	omsecor.exe	92
PID 3820 wrote to memory of 2296	3820	omsecor.exe	92

C:\Users\Admin\AppData\Local\Temp\b067f350fcff00b18ccc9f6779e8ec49c2db062ac8cab36666f527fe2f3c8483N.exe
"C:\Users\Admin\AppData\Local\Temp\b067f350fcff00b18ccc9f6779e8ec49c2db062ac8cab36666f527fe2f3c8483N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4460
- 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:3820
- - 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:2296

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
80KB

MD5
99920d798b3f640af318d2f6134735b4

SHA1
51fab2f5b2660d3f116b49c05929556b297a1b00

SHA256
6a22b6b28b20a7c2175442f3399328e29dd7d2365ceac30d602b3c3b13a1ef8e

SHA512
6c9595c351ced2ea9d5066ac8f92afc14dac77b1d2b9ac2d229bbcea306621480511ee192d771be8ba797299823f000e1f664d58611e835735d309446be23527

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C:\Windows\SysWOW64\omsecor.exe

Filesize
80KB

MD5
53c479dffbf0a66cb330b9092259fe2b

SHA1
5c5231e8c9c4c0a7652b08ca20c679cbf9465c83

SHA256
5cabda04807c9b12cb450a62b4f5c7378571790ed45bddabf652c992135a0379

SHA512
5157eaca2caf46b94d065ca045c05f34fa193d2db3860b9abacbea222339bbd50f877288c28b682f8d543be8e1d81f9a97de509f2941ec177ccd4b9ccd5a3617

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