neconyd | ec91724a07852fa5a9eccc6c2bc90898593ddd03a48d58da158207885101700c

Analysis

max time kernel
118s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-01-2025 18:18

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General

Target

ec91724a07852fa5a9eccc6c2bc90898593ddd03a48d58da158207885101700c.exe
Size

71KB
MD5

87368cd8a1918b236a04697cd00d6e81
SHA1

09423f43acfdef26398ee2168f2e40c5bcce2a1b
SHA256

ec91724a07852fa5a9eccc6c2bc90898593ddd03a48d58da158207885101700c
SHA512

1d593361ce2f834657365441a9eac496aafccccf9a3d5fc7aec406c9252cc4f6b55a6c1e01be182bdaaa62bb316eb2e520f800454fab9bcd3259f9ca92d8bb52
SSDEEP

1536:4d9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZSDHIbHX:IdseIOMEZEyFjEOFqTiQmQDHIbHX

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
4484	omsecor.exe
1860	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	ec91724a07852fa5a9eccc6c2bc90898593ddd03a48d58da158207885101700c.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 3188 wrote to memory of 4484	3188	ec91724a07852fa5a9eccc6c2bc90898593ddd03a48d58da158207885101700c.exe	83
PID 3188 wrote to memory of 4484	3188	ec91724a07852fa5a9eccc6c2bc90898593ddd03a48d58da158207885101700c.exe	83
PID 3188 wrote to memory of 4484	3188	ec91724a07852fa5a9eccc6c2bc90898593ddd03a48d58da158207885101700c.exe	83
PID 4484 wrote to memory of 1860	4484	omsecor.exe	99
PID 4484 wrote to memory of 1860	4484	omsecor.exe	99
PID 4484 wrote to memory of 1860	4484	omsecor.exe	99

C:\Users\Admin\AppData\Local\Temp\ec91724a07852fa5a9eccc6c2bc90898593ddd03a48d58da158207885101700c.exe
"C:\Users\Admin\AppData\Local\Temp\ec91724a07852fa5a9eccc6c2bc90898593ddd03a48d58da158207885101700c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3188
- 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:4484
- - 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:1860

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
71KB

MD5
991a4dd3c753b936e10304281ee49bf5

SHA1
58b8dd350bf17939bdb0fdbfb4bbab08e05e594b

SHA256
a1c6d4be27d749cabc940908282c720be65164e4b87d2902053fb028cebe5ea0

SHA512
92e979cd4c96493cb58a16218d76644283768d6f7ff790e457025f375fc4a1aa97c1b353ff42504cf6d16c331dc2a92d7f9b3fc365e4d94dfcaa0bb5c0a2c384

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

Filesize
71KB

MD5
b0c30fbebf9c9db5720a911104653ce9

SHA1
5b65712332a9557bdda63ab76e3c3315310aed4e

SHA256
eb6636ce95c318103c523aeb0f90d6d54401aeaee633b73e518cf7a1fa32ac69

SHA512
9b42a19900ee978f1e471192817b13560a27e849cfdf97b657842831df540b0a9b1621f2de60208eedac05b09be36a59fd9e587fd6650057939bf80da19187ca

Download Submit
memory/1860-11-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1860-14-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3188-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3188-5-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4484-4-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4484-7-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4484-13-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download