neconyd | b308483f9fed901628a9341f9ac7e1546f44f1643979e2f70224e7e9612a8429

Analysis

max time kernel
145s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/01/2025, 06:38

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General

Target

b308483f9fed901628a9341f9ac7e1546f44f1643979e2f70224e7e9612a8429.exe
Size

70KB
MD5

b483ab5c9018ea96cb70d2b40c4f8d1e
SHA1

5d28d055562b55df9e4d4aa9e87c1a8907598d5d
SHA256

b308483f9fed901628a9341f9ac7e1546f44f1643979e2f70224e7e9612a8429
SHA512

3acd494d5c4264d186ad246fc7e189102b0b7deaaadcbb38556a618d04fe8bd29d1ef0368c97e05c0992a0f83759ca9fe6e7e6ec1f8b380dd1160388acbc1ace
SSDEEP

1536:kd9dseIOcE93bIvYvZEyF4EEOF+N4yS+AQmZsDHNzfE:cdseIOMEZEyFjEOFuTiQm+DHNzfE

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
3456	omsecor.exe
3208	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	b308483f9fed901628a9341f9ac7e1546f44f1643979e2f70224e7e9612a8429.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 3656 wrote to memory of 3456	3656	b308483f9fed901628a9341f9ac7e1546f44f1643979e2f70224e7e9612a8429.exe	85
PID 3656 wrote to memory of 3456	3656	b308483f9fed901628a9341f9ac7e1546f44f1643979e2f70224e7e9612a8429.exe	85
PID 3656 wrote to memory of 3456	3656	b308483f9fed901628a9341f9ac7e1546f44f1643979e2f70224e7e9612a8429.exe	85
PID 3456 wrote to memory of 3208	3456	omsecor.exe	102
PID 3456 wrote to memory of 3208	3456	omsecor.exe	102
PID 3456 wrote to memory of 3208	3456	omsecor.exe	102

C:\Users\Admin\AppData\Local\Temp\b308483f9fed901628a9341f9ac7e1546f44f1643979e2f70224e7e9612a8429.exe
"C:\Users\Admin\AppData\Local\Temp\b308483f9fed901628a9341f9ac7e1546f44f1643979e2f70224e7e9612a8429.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3656
- 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:3456
- - 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:3208

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
70KB

MD5
314f3c09230b1fd02e44991f7a3753d2

SHA1
0b65552bf6f4fefa40fa09060b1df05e39542680

SHA256
9485a470fde4b2b07930258c8b999d1af7e342c6cfabd0b7e55fe6d0793c76a5

SHA512
9c8864fb1b798bde20f18a64f859b16a327db44bc5dbf372e1e882db65d4a470b59b1de08a94a7960e57013eaa1df2464a7628e32c6848177dcb7d7e64c364b0

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

Filesize
70KB

MD5
192d1b14b74e47bdcecf80a0a7358162

SHA1
d601f3784e3fdce7fc0300cb5835b80b20fcb7d1

SHA256
d7ccc24d5b966d2e3d7df05241d3b7af4eee1f99536a358241a271be357004df

SHA512
cc5866f06d6e6c33224dfb9527e054a06fc1713991656f8f7ab88d38723eeeea3f636e88219ce4cc7876f9d7dc446fe232c6f9bef4045cb92e1b6911961e5bc7

Download Submit
memory/3208-11-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3208-14-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3456-4-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3456-7-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3456-13-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3656-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3656-6-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download