neconyd | 79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228

Analysis

max time kernel
146s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-11-2024 00:17

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General

Target

79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe
Size

96KB
MD5

0b32125002b67d709d253016765b787f
SHA1

d2d8b89781791d34def210ea29486033cff64e1c
SHA256

79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228
SHA512

eee8a9eb9a179c9e4204720770ec561309023b5eeeea93c104577fa078e423e248876cfba33b7ad99c27554f1ca1376c902fe56e62a6793414bdda6399a3daa0
SSDEEP

1536:ZnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxh:ZGs8cd8eXlYairZYqMddH13h

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 6 IoCs

Processes:

omsecor.exeomsecor.exeomsecor.exeomsecor.exeomsecor.exeomsecor.exe

pid	Process
2856	omsecor.exe
3708	omsecor.exe
2404	omsecor.exe
4064	omsecor.exe
4040	omsecor.exe
1588	omsecor.exe

Drops file in System32 directory 1 IoCs

Processes:

omsecor.exe

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

Suspicious use of SetThreadContext 4 IoCs

Processes:

79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exeomsecor.exeomsecor.exeomsecor.exe

description	pid	Process	procid_target
PID 1660 set thread context of 3640	1660	79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe	83
PID 2856 set thread context of 3708	2856	omsecor.exe	88
PID 2404 set thread context of 4064	2404	omsecor.exe	101
PID 4040 set thread context of 1588	4040	omsecor.exe	105

Program crash 4 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exeWerFault.exe

pid	pid_target	Process	procid_target
5008	1660	WerFault.exe	82
3988	2856	WerFault.exe	86
1968	2404	WerFault.exe	100
3132	4040	WerFault.exe	103

System Location Discovery: System Language Discovery 1 TTPs 8 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

Processes:

omsecor.exeomsecor.exeomsecor.exeomsecor.exeomsecor.exeomsecor.exe79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe

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	omsecor.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exeomsecor.exeomsecor.exeomsecor.exeomsecor.exeomsecor.exe

description	pid	Process	procid_target
PID 1660 wrote to memory of 3640	1660	79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe	83
PID 1660 wrote to memory of 3640	1660	79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe	83
PID 1660 wrote to memory of 3640	1660	79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe	83
PID 1660 wrote to memory of 3640	1660	79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe	83
PID 1660 wrote to memory of 3640	1660	79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe	83
PID 3640 wrote to memory of 2856	3640	79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe	86
PID 3640 wrote to memory of 2856	3640	79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe	86
PID 3640 wrote to memory of 2856	3640	79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe	86
PID 2856 wrote to memory of 3708	2856	omsecor.exe	88
PID 2856 wrote to memory of 3708	2856	omsecor.exe	88
PID 2856 wrote to memory of 3708	2856	omsecor.exe	88
PID 2856 wrote to memory of 3708	2856	omsecor.exe	88
PID 2856 wrote to memory of 3708	2856	omsecor.exe	88
PID 3708 wrote to memory of 2404	3708	omsecor.exe	100
PID 3708 wrote to memory of 2404	3708	omsecor.exe	100
PID 3708 wrote to memory of 2404	3708	omsecor.exe	100
PID 2404 wrote to memory of 4064	2404	omsecor.exe	101
PID 2404 wrote to memory of 4064	2404	omsecor.exe	101
PID 2404 wrote to memory of 4064	2404	omsecor.exe	101
PID 2404 wrote to memory of 4064	2404	omsecor.exe	101
PID 2404 wrote to memory of 4064	2404	omsecor.exe	101
PID 4064 wrote to memory of 4040	4064	omsecor.exe	103
PID 4064 wrote to memory of 4040	4064	omsecor.exe	103
PID 4064 wrote to memory of 4040	4064	omsecor.exe	103
PID 4040 wrote to memory of 1588	4040	omsecor.exe	105
PID 4040 wrote to memory of 1588	4040	omsecor.exe	105
PID 4040 wrote to memory of 1588	4040	omsecor.exe	105
PID 4040 wrote to memory of 1588	4040	omsecor.exe	105
PID 4040 wrote to memory of 1588	4040	omsecor.exe	105

C:\Users\Admin\AppData\Local\Temp\79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe
"C:\Users\Admin\AppData\Local\Temp\79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1660
- C:\Users\Admin\AppData\Local\Temp\79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe
  C:\Users\Admin\AppData\Local\Temp\79f8d05eaaee25f33b210c8492f489ac1579a22ccee7cd89d3d758c920cdd228.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3640
- - C:\Users\Admin\AppData\Roaming\omsecor.exe
    C:\Users\Admin\AppData\Roaming\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2856
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3708
    - - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\System32\omsecor.exe
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2404
      - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\SysWOW64\omsecor.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4064
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        7⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4040
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        8⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:1588
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4040 -s 252
        8⤵
        Program crash
        
        PID:3132
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 292
        6⤵
        Program crash
        
        PID:1968
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 292
      4⤵
      Program crash
      PID:3988
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 288
  2⤵
  - Program crash
  PID:5008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1660 -ip 1660
1⤵
PID:3248

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2856 -ip 2856
1⤵
PID:3020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 2404 -ip 2404
1⤵
PID:2316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4040 -ip 4040
1⤵
PID:1552

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
96KB

MD5
efe6fc36e09f7b365dc92046a4a23792

SHA1
4c3f5882f08c06b8e233d00872589fd77ae85ba8

SHA256
4b60265cecd09df0af717238e1d7c449865b5f645b965aa166de626e6fedcf9a

SHA512
660e98a81b31dac8d9aa29d14713ae7141ff7c0f1e5e18b0d77f379c527c1cdb21522839723297d9cea3855e949799032ac9b12faa5b8d79ffdb65a73ccd6af8

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

Filesize
96KB

MD5
26955fa3c0d28ca27e5b5b057c20236a

SHA1
6707227db0ec5305cc6f064223389da9a20abdde

SHA256
8e18a9536229dcefe105c46f87848a0716dc4291e5b8a1ea48c53e7b02ebc1a7

SHA512
660686dd51df969784f95e76ab3140ff4c23c5e446553cda85390b468f46a6985afb8822d54e8e0938e918fd0ea4ca213033d96ebc17b3e95b3b6269410f83d0

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

Filesize
96KB

MD5
7a4fb3e91fd076537338119b03a9303e

SHA1
11fb631839931b7827f93994a50ba1fae633c74e

SHA256
6ed682f725d9b443baa633cb80642258ea2bf51bde6cf77a04f2235ce6a911b9

SHA512
b92e769bb3ca954845e7c8b5f7069f9c261f9e976d892df904e5eec14b2882434247660a621cf2d0c9718da55e953467b51397c2b2f43aa9a637f77b2e614968

Download Submit
memory/1588-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1588-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1588-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1588-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1660-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1660-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2404-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2404-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2856-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2856-10-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3640-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3640-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3640-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3640-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3708-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3708-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3708-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3708-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3708-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3708-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3708-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4040-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4064-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4064-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4064-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download