neconyd | c90976a89b262ddd5440700747bb1e1830ff8c1d03a9d2b2dc55153b1b482a78

Analysis

max time kernel
117s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2025 10:28

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General

Target

c90976a89b262ddd5440700747bb1e1830ff8c1d03a9d2b2dc55153b1b482a78N.exe
Size

88KB
MD5

e9fc44453f841d897b6e41a344acca00
SHA1

5f54d50d83e0ec1c847b6579e9b787855d1dd34a
SHA256

c90976a89b262ddd5440700747bb1e1830ff8c1d03a9d2b2dc55153b1b482a78
SHA512

62551e67749b6f143613fad524111adcb22bed70648b662438bc139563c085403f8003aa1e2d52e00ef41a78ad2d8ab1dd3433bd80594412dd910cc97f2853d3
SSDEEP

1536:nd9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZTl/5h:PdseIOMEZEyFjEOFqTiQm5l/5h

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
4560	omsecor.exe
2136	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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c90976a89b262ddd5440700747bb1e1830ff8c1d03a9d2b2dc55153b1b482a78N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 4560	1224	c90976a89b262ddd5440700747bb1e1830ff8c1d03a9d2b2dc55153b1b482a78N.exe	83
PID 1224 wrote to memory of 4560	1224	c90976a89b262ddd5440700747bb1e1830ff8c1d03a9d2b2dc55153b1b482a78N.exe	83
PID 1224 wrote to memory of 4560	1224	c90976a89b262ddd5440700747bb1e1830ff8c1d03a9d2b2dc55153b1b482a78N.exe	83
PID 4560 wrote to memory of 2136	4560	omsecor.exe	100
PID 4560 wrote to memory of 2136	4560	omsecor.exe	100
PID 4560 wrote to memory of 2136	4560	omsecor.exe	100

C:\Users\Admin\AppData\Local\Temp\c90976a89b262ddd5440700747bb1e1830ff8c1d03a9d2b2dc55153b1b482a78N.exe
"C:\Users\Admin\AppData\Local\Temp\c90976a89b262ddd5440700747bb1e1830ff8c1d03a9d2b2dc55153b1b482a78N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1224
- 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:4560
- - 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:2136

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
88KB

MD5
b504d8ca067b5099f733450555fafc83

SHA1
0a2146d692058d0d80360ac2dd87a1697d7a46b5

SHA256
01385a1712218d6d9bf66ac3988999712c94997cd6d04e0fdb64127139bb490d

SHA512
d242523a100d9e02118a7219fbd1a9b19134afe46c99d2d2c821605fa96ecdec1d5140050fffc206cd2e20cff2b6542a976a4b5325e63d2c292b2c972fbc702a

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C:\Windows\SysWOW64\omsecor.exe

Filesize
88KB

MD5
ca1397cd4b95e5d26a6f293c1d237e99

SHA1
08a13d13ab0752e14e41b0db7c679e8c3209d7e4

SHA256
56d1348e7d687929cc68660fcb2d3b87b87e2e99b1f6dfce422b8e5ca57533a8

SHA512
3f0a02b6791d2ba696c6c9753a69b9bcd12068170b911604bc67a31ad0898786b6cc3ea5d4302a9ee8f68628a2df25bf8cba9982b40172b6e3cd2be0e368a38b

Download Submit