neconyd | b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385

Analysis

max time kernel
147s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
02-02-2025 13:08

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General

Target

b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe
Size

96KB
MD5

82ec32e61d3cc855216c94aad2018f85
SHA1

95032b286624fc8c10a48a2c4ec163b0d695976e
SHA256

b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385
SHA512

0b5c54953891e065906f62d65afc9f3ca7684ed7ed578ade6a7e32e6f378bca823045de58f3ee303838da179f52d98eb8f6fcc3881a6979628beab961778f013
SSDEEP

1536:MnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxb:MGs8cd8eXlYairZYqMddH13b

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
3408	omsecor.exe
4848	omsecor.exe
4156	omsecor.exe
3828	omsecor.exe
4184	omsecor.exe
724	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 4828 set thread context of 3048	4828	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	84
PID 3408 set thread context of 4848	3408	omsecor.exe	89
PID 4156 set thread context of 3828	4156	omsecor.exe	100
PID 4184 set thread context of 724	4184	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
2988	4828	WerFault.exe	82
4476	3408	WerFault.exe	87
4764	4156	WerFault.exe	99
4800	4184	WerFault.exe	102

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	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4828 wrote to memory of 3048	4828	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	84
PID 4828 wrote to memory of 3048	4828	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	84
PID 4828 wrote to memory of 3048	4828	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	84
PID 4828 wrote to memory of 3048	4828	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	84
PID 4828 wrote to memory of 3048	4828	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	84
PID 3048 wrote to memory of 3408	3048	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	87
PID 3048 wrote to memory of 3408	3048	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	87
PID 3048 wrote to memory of 3408	3048	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	87
PID 3408 wrote to memory of 4848	3408	omsecor.exe	89
PID 3408 wrote to memory of 4848	3408	omsecor.exe	89
PID 3408 wrote to memory of 4848	3408	omsecor.exe	89
PID 3408 wrote to memory of 4848	3408	omsecor.exe	89
PID 3408 wrote to memory of 4848	3408	omsecor.exe	89
PID 4848 wrote to memory of 4156	4848	omsecor.exe	99
PID 4848 wrote to memory of 4156	4848	omsecor.exe	99
PID 4848 wrote to memory of 4156	4848	omsecor.exe	99
PID 4156 wrote to memory of 3828	4156	omsecor.exe	100
PID 4156 wrote to memory of 3828	4156	omsecor.exe	100
PID 4156 wrote to memory of 3828	4156	omsecor.exe	100
PID 4156 wrote to memory of 3828	4156	omsecor.exe	100
PID 4156 wrote to memory of 3828	4156	omsecor.exe	100
PID 3828 wrote to memory of 4184	3828	omsecor.exe	102
PID 3828 wrote to memory of 4184	3828	omsecor.exe	102
PID 3828 wrote to memory of 4184	3828	omsecor.exe	102
PID 4184 wrote to memory of 724	4184	omsecor.exe	104
PID 4184 wrote to memory of 724	4184	omsecor.exe	104
PID 4184 wrote to memory of 724	4184	omsecor.exe	104
PID 4184 wrote to memory of 724	4184	omsecor.exe	104
PID 4184 wrote to memory of 724	4184	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe
"C:\Users\Admin\AppData\Local\Temp\b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4828
- C:\Users\Admin\AppData\Local\Temp\b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe
  C:\Users\Admin\AppData\Local\Temp\b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3048
- - 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:3408
  - - 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:4848
    - - 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:4156
      - 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:3828
        
        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:4184
        
        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:724
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4184 -s 256
        8⤵
        Program crash
        
        PID:4800
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4156 -s 176
        6⤵
        Program crash
        
        PID:4764
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3408 -s 288
      4⤵
      Program crash
      PID:4476
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4828 -s 288
  2⤵
  - Program crash
  PID:2988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4828 -ip 4828
1⤵
PID:1948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3408 -ip 3408
1⤵
PID:4680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4156 -ip 4156
1⤵
PID:772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4184 -ip 4184
1⤵
PID:1884

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
b4edde9ecce673eb4f02b16fb9ef291d

SHA1
9e81626129858fc9c02e9fac95ccc592bced1b57

SHA256
c94288e71549ed0d3cdc1385f7ed36eb1b4517b49411c1bf967f963cebf6bb41

SHA512
d40f4fd78a894ef75e4f0a3c3e9bc6d720aa2980af72b437f144d86e28850ce4798dff1aaf2fc84fca135ccbb60fbfb18387cf83626a50e9e57906e79c67f17f

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

Filesize
96KB

MD5
fe5d1eac509b79a54c0f74678aeacff1

SHA1
7bf42341f2646062eda3931ccdc57eb6a6b931bb

SHA256
667a507d15656585f7d65f7164ed985337bdeb06e1889c91c5bd98b51340a92f

SHA512
6fcd3f785e455a869b4d57e956a31636dab1c7ea6a6e0027f4749949bda2ad1cba7ac042fd987e9f3809798f7a6c38be3de0fb292e8b06253fdf29ddc96d10ee

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

Filesize
96KB

MD5
65166ce1bf66caab7ff9d5d553b1783d

SHA1
d6079fb24284deaa29cf0ade4408db52093a390f

SHA256
19a84441e9753e80b9a62ab0a6fe1d6ec6864e89700386df1a91a65bb4873007

SHA512
7b737e3e9798e78b349608a728ca5fe9970b5761968abf44ef7664a64c707d33b55cf4736466ece3d5d4c089e56916182c89626d4fd93e8660b3380ad7acde4f

Download Submit
memory/724-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/724-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/724-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/724-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3048-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3048-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3048-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3048-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3408-9-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3408-16-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3828-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3828-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3828-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4156-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4156-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4184-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4828-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4828-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4848-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4848-29-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4848-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4848-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4848-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4848-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4848-13-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download