neconyd | 769ba79662503407fb2e507eddf406c1d57508fb741cdf6cabd2af460dbf7903

Analysis

max time kernel
114s
max time network
118s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
21/08/2024, 04:37

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General

Target
030ed17dc2ee036d3798b48497f58a50N.exe
Size 248KB
Sample240821-e8sazazfpd
SHA256 769ba79662503407fb2e507eddf406c1d57508fb741cdf6cabd2af460dbf7903
MD5 030ed17dc2ee036d3798b48497f58a50
SHA1 06948a7642ea8ccfff76cc448914fd4fadf422d6
SHA512 95e1f1aeae6b9863fdbc8dfec4b654b8961e9848196c0df2c6db49d07f05ec18b19d36ed2fd8886e100adc0fe1d16147d1bb0ea3356438ad16412323f630e5f5
SSDEEP 1536:34d9dseIOc+93bIvYvZEyF4EEOF6N4yS+AQmZMnOHBRzU:3IdseIO+EZEyFjEOFqTiQmGnOHjzU
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

neconyd discovery trojan upx

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

Executes dropped EXE 3 IoCs

pid	Process
2192	omsecor.exe
536	omsecor.exe
3024	omsecor.exe

Loads dropped DLL 6 IoCs

pid	Process
2864	030ed17dc2ee036d3798b48497f58a50N.exe
2864	030ed17dc2ee036d3798b48497f58a50N.exe
2192	omsecor.exe
2192	omsecor.exe
536	omsecor.exe
536	omsecor.exe

UPX packed file 12 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2864-0-0x0000000000400000-0x000000000043E000-memory.dmp	upx
behavioral1/memory/2864-8-0x0000000000400000-0x000000000043E000-memory.dmp	upx
behavioral1/memory/2192-11-0x0000000000400000-0x000000000043E000-memory.dmp	upx
behavioral1/files/0x00080000000120ff-10.dat	upx
behavioral1/memory/2192-12-0x0000000000400000-0x000000000043E000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-16.dat	upx
behavioral1/memory/2192-25-0x0000000000400000-0x000000000043E000-memory.dmp	upx
behavioral1/memory/536-26-0x0000000000400000-0x000000000043E000-memory.dmp	upx
behavioral1/files/0x00080000000120ff-29.dat	upx
behavioral1/memory/536-30-0x0000000000260000-0x000000000029E000-memory.dmp	upx
behavioral1/memory/536-36-0x0000000000400000-0x000000000043E000-memory.dmp	upx
behavioral1/memory/3024-39-0x0000000000400000-0x000000000043E000-memory.dmp	upx

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	030ed17dc2ee036d3798b48497f58a50N.exe
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	omsecor.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2864 wrote to memory of 2192	2864	030ed17dc2ee036d3798b48497f58a50N.exe	30
PID 2864 wrote to memory of 2192	2864	030ed17dc2ee036d3798b48497f58a50N.exe	30
PID 2864 wrote to memory of 2192	2864	030ed17dc2ee036d3798b48497f58a50N.exe	30
PID 2864 wrote to memory of 2192	2864	030ed17dc2ee036d3798b48497f58a50N.exe	30
PID 2192 wrote to memory of 536	2192	omsecor.exe	33
PID 2192 wrote to memory of 536	2192	omsecor.exe	33
PID 2192 wrote to memory of 536	2192	omsecor.exe	33
PID 2192 wrote to memory of 536	2192	omsecor.exe	33
PID 536 wrote to memory of 3024	536	omsecor.exe	34
PID 536 wrote to memory of 3024	536	omsecor.exe	34
PID 536 wrote to memory of 3024	536	omsecor.exe	34
PID 536 wrote to memory of 3024	536	omsecor.exe	34

C:\Users\Admin\AppData\Local\Temp\030ed17dc2ee036d3798b48497f58a50N.exe
"C:\Users\Admin\AppData\Local\Temp\030ed17dc2ee036d3798b48497f58a50N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2864
- C:\Users\Admin\AppData\Roaming\omsecor.exe
  C:\Users\Admin\AppData\Roaming\omsecor.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2192
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:536
  - - 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:3024

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

omsecor.exe

Path C:\Users\Admin\AppData\Roaming\omsecor.exe
Size 248KB
SHA256 79c8bb7a0e1d061be72a8a0be8e2feee4f614d0d41d9453dd58837873d23013f
MD5 c1bf253524fef890d453b679be8957c1
SHA1 bf3d7925e22591351e69cd4b57963c84f6d7220a
SHA512 ccc1faa8b9674fec2c9225dd9f44136756edbe22f589f44b76d8a993d0c8c55eb9e8a9ca851c2996e45c4b81c095e7543233774a6e81e6fd4d70f88b583784b4
SSDEEP 1536:/4d9dseIOc+93bIvYvZEyF4EEOF6N4yS+AQmZMnOHBRzU:/IdseIO+EZEyFjEOFqTiQmGnOHjzU
MD5 SHA1 SHA512 SSDEEP

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omsecor.exe

Path \Users\Admin\AppData\Roaming\omsecor.exe
Size 248KB
SHA256 e97fdbc1e399a76dc58543ce3f002f969e653fc2f74660c6d88b654e7dfdfb24
MD5 0587a373760774cdd851f2481213600e
SHA1 a70369508120dbc42d6408bea7f312d220d9c103
SHA512 8ba7fffc0af0b0cbf46650d3702c1bf52d1e1e598f7baa61718265067e70cabb2a3248ed4c2a6bf023f6b15466ad2772e03605bea02fd332e6e724cea235fa08
SSDEEP 1536:d4d9dseIOc+93bIvYvZEyF4EEOF6N4yS+AQmZMnOHBRzU:dIdseIO+EZEyFjEOFqTiQmGnOHjzU
MD5 SHA1 SHA512 SSDEEP

Submit Download

omsecor.exe

Path \Windows\SysWOW64\omsecor.exe
Size 248KB
SHA256 8a2b33f67f0765cc3a82b8a18a9d67b425ca33e5ead131c0ede5710d46a33907
MD5 d698ca1e07b758b2baa68aa835b061fd
SHA1 648bbf1c743f4812a09dbfa3cff1e2fffa701a4e
SHA512 cef732ac00ad129b92e23206b3ed9d52c9707f29d2092430a2e8094ae76b9b066b072dbd0119fd8d62168cb1fdedbc59d11d968504571b69ea993ab067788de1
SSDEEP 1536:x4d9dseIOc+93bIvYvZEyF4EEOF6N4yS+AQmZMnOHBRzU:xIdseIO+EZEyFjEOFqTiQmGnOHjzU
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/536-26-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/536-36-0x0000000000400000-0x000000000043E000-memory.dmp

Download

memory/536-30-0x0000000000260000-0x000000000029E000-memory.dmp

Download

memory/2192-25-0x0000000000400000-0x000000000043E000-memory.dmp

Download

memory/2192-23-0x00000000003A0000-0x00000000003DE000-memory.dmp

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memory/2192-18-0x00000000003A0000-0x00000000003DE000-memory.dmp

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memory/2192-12-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/2192-11-0x0000000000400000-0x000000000043E000-memory.dmp

Download

memory/2864-0-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/2864-8-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/3024-39-0x0000000000400000-0x000000000043E000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads