neconyd | 5f3d5f3ac404b493c79aaf8f48f259c07624c4890009c38943649521927c8ce5

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
22-01-2025 16:00

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General

Target

5f3d5f3ac404b493c79aaf8f48f259c07624c4890009c38943649521927c8ce5N.exe
Size

76KB
MD5

a0272e6696253c44389e1c479d1414d0
SHA1

776216cb2cb426a382eb1f60fd7327a586440260
SHA256

5f3d5f3ac404b493c79aaf8f48f259c07624c4890009c38943649521927c8ce5
SHA512

fd20b0d38d67be144dfa5cc618ed8f3b2c6a7c7fce486d3079fd4ff70ba7a45e01e60488a0b868f52c38b3e2ab5954906329b0e2c7cd7e673924588356bf9ecf
SSDEEP

1536:vd9dseIOcE93bIvYvZEyF4EEOF6N4XS+AQmZTl/5w11:HdseIOMEZEyFjEOFqaiQm5l/5w11

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 3 IoCs

pid	Process
5100	omsecor.exe
1668	omsecor.exe
4712	omsecor.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	5f3d5f3ac404b493c79aaf8f48f259c07624c4890009c38943649521927c8ce5N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4024 wrote to memory of 5100	4024	5f3d5f3ac404b493c79aaf8f48f259c07624c4890009c38943649521927c8ce5N.exe	83
PID 4024 wrote to memory of 5100	4024	5f3d5f3ac404b493c79aaf8f48f259c07624c4890009c38943649521927c8ce5N.exe	83
PID 4024 wrote to memory of 5100	4024	5f3d5f3ac404b493c79aaf8f48f259c07624c4890009c38943649521927c8ce5N.exe	83
PID 5100 wrote to memory of 1668	5100	omsecor.exe	93
PID 5100 wrote to memory of 1668	5100	omsecor.exe	93
PID 5100 wrote to memory of 1668	5100	omsecor.exe	93
PID 1668 wrote to memory of 4712	1668	omsecor.exe	94
PID 1668 wrote to memory of 4712	1668	omsecor.exe	94
PID 1668 wrote to memory of 4712	1668	omsecor.exe	94

C:\Users\Admin\AppData\Local\Temp\5f3d5f3ac404b493c79aaf8f48f259c07624c4890009c38943649521927c8ce5N.exe
"C:\Users\Admin\AppData\Local\Temp\5f3d5f3ac404b493c79aaf8f48f259c07624c4890009c38943649521927c8ce5N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4024
- 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:5100
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1668
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:4712

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
76KB

MD5
72fcc2814aafd33f48d76c74233b1482

SHA1
0aca547faef48c02d832886a93128e9491f8a273

SHA256
a4548aad20f76510d76a96d9c84617519d8055b529857d459a8933231fa849cd

SHA512
fa10fd55178c83266b3e3ffb821e10ec3212cb77426129c7810abae278b42df6cb4a19ff5b7a6ad8bcf6d6a803ec1ff7a968136da04503e4a91dadffffd984a8

Download Submit
C:\Users\Admin\AppData\Roaming\omsecor.exe

Filesize
76KB

MD5
c09ced903103d15271e9083abe6fd953

SHA1
684e5631117f0ba6de4e46b42138c73ec0b7f7df

SHA256
b6fa58efe98fde3963c70168b6f0d6a0ad32aa5b5cbfc9a17a0578468c8c1fe1

SHA512
94e0875453c1f781edaddb4cee0b7c943d5a5ab96a33ea31b64c9f5fb9dbd202eb11cc5019520534dba6aedcb2b19caf504b9132ca18a8d6b5595216533d54ba

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

Filesize
76KB

MD5
25267de4a8c2479929ecef8ff838687f

SHA1
8c692a6e8de1415f06f2771ad0390673dec2a142

SHA256
402184d45699e84fa1c801b993fff6545c7cb1f30ed2776f42e3a7b66b17f337

SHA512
8640f03b207192a4b979acd24419a7217a5bdcfcca7c5bcaf071f5bd3e53680f6a253f4fc9240917af9714c0558890b8923f4b0f5992540622b58ea1841e361c

Download Submit
memory/1668-11-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1668-16-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4024-0-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4024-6-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4712-18-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4712-20-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/5100-5-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/5100-7-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/5100-13-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download