neconyd | 7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28/01/2025, 16:20

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General

Target

7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.exe
Size

96KB
MD5

5ec2d98eed16ff460b007d4e1906b847
SHA1

083ea682b0221622e57184ba39a8a15477a426fd
SHA256

7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345
SHA512

65d570166147941bfb8a52c4f09c2502bb070b083b92d9177b7f1a5906da2a28197bdc31cc4bf7f9326ce68fd52e59c318191610829d0c29e610faeb3249a793
SSDEEP

1536:anAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxz:aGs8cd8eXlYairZYqMddH13z

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

pid	Process
4672	omsecor.exe
468	omsecor.exe
4076	omsecor.exe
1692	omsecor.exe
1248	omsecor.exe
2360	omsecor.exe

Drops file in System32 directory 1 IoCs

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

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3272 set thread context of 636	3272	7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.exe	83
PID 4672 set thread context of 468	4672	omsecor.exe	88
PID 4076 set thread context of 1692	4076	omsecor.exe	108
PID 1248 set thread context of 2360	1248	omsecor.exe	112

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4588	3272	WerFault.exe	82
4792	4672	WerFault.exe	85
4124	4076	WerFault.exe	107
5000	1248	WerFault.exe	110

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.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

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 3272 wrote to memory of 636	3272	7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.exe	83
PID 3272 wrote to memory of 636	3272	7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.exe	83
PID 3272 wrote to memory of 636	3272	7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.exe	83
PID 3272 wrote to memory of 636	3272	7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.exe	83
PID 3272 wrote to memory of 636	3272	7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.exe	83
PID 636 wrote to memory of 4672	636	7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.exe	85
PID 636 wrote to memory of 4672	636	7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.exe	85
PID 636 wrote to memory of 4672	636	7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.exe	85
PID 4672 wrote to memory of 468	4672	omsecor.exe	88
PID 4672 wrote to memory of 468	4672	omsecor.exe	88
PID 4672 wrote to memory of 468	4672	omsecor.exe	88
PID 4672 wrote to memory of 468	4672	omsecor.exe	88
PID 4672 wrote to memory of 468	4672	omsecor.exe	88
PID 468 wrote to memory of 4076	468	omsecor.exe	107
PID 468 wrote to memory of 4076	468	omsecor.exe	107
PID 468 wrote to memory of 4076	468	omsecor.exe	107
PID 4076 wrote to memory of 1692	4076	omsecor.exe	108
PID 4076 wrote to memory of 1692	4076	omsecor.exe	108
PID 4076 wrote to memory of 1692	4076	omsecor.exe	108
PID 4076 wrote to memory of 1692	4076	omsecor.exe	108
PID 4076 wrote to memory of 1692	4076	omsecor.exe	108
PID 1692 wrote to memory of 1248	1692	omsecor.exe	110
PID 1692 wrote to memory of 1248	1692	omsecor.exe	110
PID 1692 wrote to memory of 1248	1692	omsecor.exe	110
PID 1248 wrote to memory of 2360	1248	omsecor.exe	112
PID 1248 wrote to memory of 2360	1248	omsecor.exe	112
PID 1248 wrote to memory of 2360	1248	omsecor.exe	112
PID 1248 wrote to memory of 2360	1248	omsecor.exe	112
PID 1248 wrote to memory of 2360	1248	omsecor.exe	112

C:\Users\Admin\AppData\Local\Temp\7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.exe
"C:\Users\Admin\AppData\Local\Temp\7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3272
- C:\Users\Admin\AppData\Local\Temp\7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.exe
  C:\Users\Admin\AppData\Local\Temp\7c9813ba830d9f01d25baa6467f98c3e98efd009acbcc983605d471970259345.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:636
- - 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:4672
  - - 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:468
    - - 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:4076
      - 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:1692
        
        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:1248
        
        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:2360
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1248 -s 264
        8⤵
        Program crash
        
        PID:5000
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4076 -s 292
        6⤵
        Program crash
        
        PID:4124
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4672 -s 300
      4⤵
      Program crash
      PID:4792
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3272 -s 288
  2⤵
  - Program crash
  PID:4588

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3272 -ip 3272
1⤵
PID:4584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4672 -ip 4672
1⤵
PID:4684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4076 -ip 4076
1⤵
PID:2756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1248 -ip 1248
1⤵
PID:436

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
96KB

MD5
23d1cf278ac56ac9435ba38ab08205bf

SHA1
88821ebd6beff95e06b8cdda9769a226792e12e7

SHA256
f8ae97a2442f7a0d7c37b633de740a13ec45c0b06390080e85f34312e5377f28

SHA512
458e47b01a62750aa97b1d163077695bd0b493f9674ebb2a3105b5c6b592f86fb80d0889e6b1402be57326fb084119b16ff66cc3bd1cb825a894ce4723d904ad

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

Filesize
96KB

MD5
092691d742c6a03423e8024e963b9a9b

SHA1
1f4308b84f7c85e8241b715e96f00ea17b71aa6b

SHA256
66b360b95f672147bb13c9548a43520b6577c14f461ee870a21fae59375f253a

SHA512
c87814c8ae73f9fbd7039db17c84d3211c9230fa48ef9c52188264c73053634b19fded2ff1eba7c1346836310b599ecace1f251ae1d25e061da4abaa5e2d14ab

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

Filesize
96KB

MD5
c4ce0c30f81cd7779b222333c55ceb85

SHA1
45213efb568166f44733d92739ae2747e24da6ca

SHA256
e00f9c8dd43dc0ade4852ed512850130ebb6603bf8ac1dd7efa5d972852977c2

SHA512
5ea6997b97b53f197996c8f3e19ef73d5cbdf7efe0ccd41732171dc74b880fff20dcc568812181dcb2c64adb2640041f9e6daf339b736665fb30c94297c9c39e

Download Submit
memory/468-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/468-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/468-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/468-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/468-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/468-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/468-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/636-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/636-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/636-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/636-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1248-43-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1692-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1692-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1692-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2360-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2360-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2360-52-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2360-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3272-16-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3272-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4076-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4076-50-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4672-10-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4672-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download