neconyd | c6c7107a716c79d5c627149b47ae697e685bb735cdedb5ee7dc728cad4146ea5

Analysis

max time kernel
115s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/08/2024, 10:46

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
d723a022a926006b38fa937d2f3ed9e0N.exe
Size 248KB
Sample240820-mt2vvs1fjm
SHA256 c6c7107a716c79d5c627149b47ae697e685bb735cdedb5ee7dc728cad4146ea5
MD5 d723a022a926006b38fa937d2f3ed9e0
SHA1 49a644b962762b869413b0ebf6f591d857bab6e2
SHA512 13dff2460a2bd939028c704e108a785c4e811978f0461dd14ff06e2478c4b5ec09d51913eff2f14f27f1c655aacb21ad11ddc98262e49114dab9d63c8c12fc48
SSDEEP 1536:r4d9dseIOc+93bIvYvZEyF4EEOF6N4yS+AQmZMnOHBRzU:rIdseIO+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
3176	omsecor.exe
1612	omsecor.exe
1892	omsecor.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4360-0-0x0000000000400000-0x000000000043E000-memory.dmp	upx
behavioral2/files/0x000900000002341e-2.dat	upx
behavioral2/memory/3176-4-0x0000000000400000-0x000000000043E000-memory.dmp	upx
behavioral2/memory/4360-6-0x0000000000400000-0x000000000043E000-memory.dmp	upx
behavioral2/memory/3176-7-0x0000000000400000-0x000000000043E000-memory.dmp	upx
behavioral2/files/0x0005000000016938-10.dat	upx
behavioral2/memory/1612-11-0x0000000000400000-0x000000000043E000-memory.dmp	upx
behavioral2/memory/3176-12-0x0000000000400000-0x000000000043E000-memory.dmp	upx
behavioral2/files/0x000900000002341e-17.dat	upx
behavioral2/memory/1612-19-0x0000000000400000-0x000000000043E000-memory.dmp	upx
behavioral2/memory/1892-18-0x0000000000400000-0x000000000043E000-memory.dmp	upx
behavioral2/memory/1892-20-0x0000000000400000-0x000000000043E000-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	d723a022a926006b38fa937d2f3ed9e0N.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 9 IoCs

description	pid	Process	procid_target
PID 4360 wrote to memory of 3176	4360	d723a022a926006b38fa937d2f3ed9e0N.exe	84
PID 4360 wrote to memory of 3176	4360	d723a022a926006b38fa937d2f3ed9e0N.exe	84
PID 4360 wrote to memory of 3176	4360	d723a022a926006b38fa937d2f3ed9e0N.exe	84
PID 3176 wrote to memory of 1612	3176	omsecor.exe	100
PID 3176 wrote to memory of 1612	3176	omsecor.exe	100
PID 3176 wrote to memory of 1612	3176	omsecor.exe	100
PID 1612 wrote to memory of 1892	1612	omsecor.exe	101
PID 1612 wrote to memory of 1892	1612	omsecor.exe	101
PID 1612 wrote to memory of 1892	1612	omsecor.exe	101

C:\Users\Admin\AppData\Local\Temp\d723a022a926006b38fa937d2f3ed9e0N.exe
"C:\Users\Admin\AppData\Local\Temp\d723a022a926006b38fa937d2f3ed9e0N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4360
- 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:3176
- - 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:1612
  - - 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:1892

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

Loading Replay Monitor...

Downloads

omsecor.exe

Path C:\Users\Admin\AppData\Roaming\omsecor.exe
Size 248KB
SHA256 67bcad607549643ac8d16e17bd1b4bbbe0d279644c67f52d64e2e253afa802a8
MD5 afce8a490e87709cc52367c5a0159089
SHA1 917ab27d75485fe351017ea38d172c6b92c5b83a
SHA512 125138af38061fbe943f9a3afdba79884e04799d48b443e96d5c2dbda85677619535a3ef876dc4cac7d92bceb1dcf287c078d8a66b68aa056ff58997eb9b65f6
SSDEEP 1536:C4d9dseIOc+93bIvYvZEyF4EEOF6N4yS+AQmZMnOHBRzU:CIdseIO+EZEyFjEOFqTiQmGnOHjzU
MD5 SHA1 SHA512 SSDEEP

Submit Download

omsecor.exe

Path C:\Users\Admin\AppData\Roaming\omsecor.exe
Size 248KB
SHA256 e6ec284aba5543cadabb20ac1d2054529fdde1da37a25542ca59afa03e9d0abf
MD5 d7f7651631334923efae6685e65e43dd
SHA1 96fddf2c049966ee9df1aaa970869066942a5066
SHA512 c6839beae1efe90d9ec528bbb74ec7a12f4f98db5ed72709de8000c597762492168c45c511d2ac9d1b1d619caa31f024eebc780c8dc2a72bb203ec6149748122
SSDEEP 1536:D4d9dseIOc+93bIvYvZEyF4EEOF6N4yS+AQmZMnOHBRzU:DIdseIO+EZEyFjEOFqTiQmGnOHjzU
MD5 SHA1 SHA512 SSDEEP

Submit Download

omsecor.exe

Path C:\Windows\SysWOW64\omsecor.exe
Size 248KB
SHA256 7bdbbad258bf8025022840de8631f5b94038e33c05378a2c5687a66b1030ffb6
MD5 b0dc2148f39c65af84cb260fac747970
SHA1 31bc839edd42e7d16d0118f65b49377816325548
SHA512 bf4784898ffd3cc7acb73a294148e7e61a214bb0580c4065f0ece94a263764a4d74bebde15721f4b749a25668d3b6a404f37f3aed0b725eb45a1bcc979cdbe99
SSDEEP 1536:i4d9dseIOc+93bIvYvZEyF4EEOF6N4yS+AQmZMnOHBRzU:iIdseIO+EZEyFjEOFqTiQmGnOHjzU
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1612-11-0x0000000000400000-0x000000000043E000-memory.dmp

Download

memory/1612-19-0x0000000000400000-0x000000000043E000-memory.dmp

Download

memory/1892-18-0x0000000000400000-0x000000000043E000-memory.dmp

Download

memory/1892-20-0x0000000000400000-0x000000000043E000-memory.dmp

Download

memory/3176-4-0x0000000000400000-0x000000000043E000-memory.dmp

Download

memory/3176-7-0x0000000000400000-0x000000000043E000-memory.dmp

Download

memory/3176-12-0x0000000000400000-0x000000000043E000-memory.dmp

Download

memory/4360-0-0x0000000000400000-0x000000000043E000-memory.dmp

Download

memory/4360-6-0x0000000000400000-0x000000000043E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads