neconyd | f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 06:44

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General

Target

f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe
Size

64KB
MD5

faa1f0708a24f1248f743e820a405109
SHA1

a412e6fab7fb4dcdb7f5d8c2994649380056e7a0
SHA256

f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a
SHA512

261f2f1c3982146fbef8e58b7cc0bd507af25e70f40bc3cb382f8f161d3409d17d10ebb742dc7e5c1a95482273cf7843af92f11ac5c7c739254f1e2732d3d9e8
SSDEEP

768:KMEIvFGvZEr8LFK0ic46N47eSdYAHwmZwSp6JXXlaa5uAN:KbIvYvZEyFKF6N4yS+AQmZcl/51

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
2060	omsecor.exe
2756	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	f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.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 4076 wrote to memory of 2060	4076	f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe	83
PID 4076 wrote to memory of 2060	4076	f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe	83
PID 4076 wrote to memory of 2060	4076	f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe	83
PID 2060 wrote to memory of 2756	2060	omsecor.exe	100
PID 2060 wrote to memory of 2756	2060	omsecor.exe	100
PID 2060 wrote to memory of 2756	2060	omsecor.exe	100

C:\Users\Admin\AppData\Local\Temp\f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe
"C:\Users\Admin\AppData\Local\Temp\f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4076
- 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:2060
- - 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:2756

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
64KB

MD5
1c347f2656a9aa3867ecb159f99856d4

SHA1
3d88ae5cbb444b98c515e00507cd3d2063d42d51

SHA256
48e8a3f4939995f5ff2fc1fa5a8e2ba03897d0fff924f28c51ed3d55a07b98a9

SHA512
92e832605d20876945463d924a993eabae5aa9a74f2816bf71949466ceae2013f09c50ec3808e79943ef7a3c2b7ed81e7155c8377b3e62885c73cb652a9f080c

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

Filesize
64KB

MD5
a44ad3078e7b1f18e733e971e25d5f67

SHA1
f8f74fb75f4bbb8d361237ed77495f59257e36e7

SHA256
d401e6f928ddeadf1a3252cbe781beb75690b90fc7d8076c9e836b9e23222498

SHA512
702a6a67a21c383701596112ce264d3768dbbf6921706e5eacc5e78ee8ca8c2f8ba7a74ae85b85650877799b11f30e411d1b344065f5f249a7f3c5fc3c73381b

Download Submit