neconyd | 5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89

Analysis

max time kernel
115s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-12-2024 02:52

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General

Target

5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe
Size

96KB
MD5

9a7fb4ead08030bbe6e44e2aead82b00
SHA1

a686ce8c7273544cd3cdbb9c424cca5599798c41
SHA256

5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89
SHA512

4453aca8e1b5521acf62db67690beace6be56a7e1826832ccb5fc098d3e92c6985c24f430062aeca7b26f9fc20ef6f268ec1e6894ab92846f8c43e8e7e4eec6c
SSDEEP

1536:qnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:qGs8cd8eXlYairZYqMddH13L

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
1988	omsecor.exe
4480	omsecor.exe
2232	omsecor.exe
892	omsecor.exe
4960	omsecor.exe
3564	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 3156 set thread context of 5024	3156	5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe	82
PID 1988 set thread context of 4480	1988	omsecor.exe	87
PID 2232 set thread context of 892	2232	omsecor.exe	100
PID 4960 set thread context of 3564	4960	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
1916	3156	WerFault.exe	81
380	1988	WerFault.exe	84
1800	2232	WerFault.exe	99
4692	4960	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	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	5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 3156 wrote to memory of 5024	3156	5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe	82
PID 3156 wrote to memory of 5024	3156	5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe	82
PID 3156 wrote to memory of 5024	3156	5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe	82
PID 3156 wrote to memory of 5024	3156	5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe	82
PID 3156 wrote to memory of 5024	3156	5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe	82
PID 5024 wrote to memory of 1988	5024	5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe	84
PID 5024 wrote to memory of 1988	5024	5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe	84
PID 5024 wrote to memory of 1988	5024	5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe	84
PID 1988 wrote to memory of 4480	1988	omsecor.exe	87
PID 1988 wrote to memory of 4480	1988	omsecor.exe	87
PID 1988 wrote to memory of 4480	1988	omsecor.exe	87
PID 1988 wrote to memory of 4480	1988	omsecor.exe	87
PID 1988 wrote to memory of 4480	1988	omsecor.exe	87
PID 4480 wrote to memory of 2232	4480	omsecor.exe	99
PID 4480 wrote to memory of 2232	4480	omsecor.exe	99
PID 4480 wrote to memory of 2232	4480	omsecor.exe	99
PID 2232 wrote to memory of 892	2232	omsecor.exe	100
PID 2232 wrote to memory of 892	2232	omsecor.exe	100
PID 2232 wrote to memory of 892	2232	omsecor.exe	100
PID 2232 wrote to memory of 892	2232	omsecor.exe	100
PID 2232 wrote to memory of 892	2232	omsecor.exe	100
PID 892 wrote to memory of 4960	892	omsecor.exe	102
PID 892 wrote to memory of 4960	892	omsecor.exe	102
PID 892 wrote to memory of 4960	892	omsecor.exe	102
PID 4960 wrote to memory of 3564	4960	omsecor.exe	104
PID 4960 wrote to memory of 3564	4960	omsecor.exe	104
PID 4960 wrote to memory of 3564	4960	omsecor.exe	104
PID 4960 wrote to memory of 3564	4960	omsecor.exe	104
PID 4960 wrote to memory of 3564	4960	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe
"C:\Users\Admin\AppData\Local\Temp\5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3156
- C:\Users\Admin\AppData\Local\Temp\5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe
  C:\Users\Admin\AppData\Local\Temp\5458a2508ed6fd0ca27b574c42220b3ce6809b270fba082aa1ae34f3f2773b89N.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5024
- - 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:1988
  - - 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:4480
    - - 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:2232
      - 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:892
        
        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:4960
        
        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:3564
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4960 -s 256
        8⤵
        Program crash
        
        PID:4692
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2232 -s 292
        6⤵
        Program crash
        
        PID:1800
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1988 -s 292
      4⤵
      Program crash
      PID:380
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3156 -s 300
  2⤵
  - Program crash
  PID:1916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3156 -ip 3156
1⤵
PID:2060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1988 -ip 1988
1⤵
PID:1744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 2232 -ip 2232
1⤵
PID:3992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4960 -ip 4960
1⤵
PID:1420

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
d73ef585b7f24868d3af964819c6b997

SHA1
6a4376550a2f90ff63527310d207d6abf77eb0d3

SHA256
6d4bb1f42bdd9f08b00f86fa23f1bb80d25ef5be717913f617d0f701b7ff1db1

SHA512
5be703b75d34c11c0827e7e84eb2faea113002ce6dbd8b4bbc15a4c9c27b620fad4d1669e200a840d78b32c488ed9a9dd9a21f805206ad58527d7dec830fa3ad

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

Filesize
96KB

MD5
52d0cb86f887ef77822ba9a241987b58

SHA1
fe69831ac6cafa98fb749af48023fd66d239ca31

SHA256
863335f5348b0a0ad3c4a2f15ad1cf47ec9b60fe94c92e2300b84bead40afad3

SHA512
a787c0eb6793432a6e0d4193f518acb2713279120ed0324c6a8cac3cbcf33c4ec1a807b2d13ffe42a78ac2af9898bf3ac95de2bf5f2e03afcf56dad35af3190d

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

Filesize
96KB

MD5
79f757b59385f6dc8e078da644e4ec5d

SHA1
4e80218b29915c4c051494f3d4c1cf39001380f8

SHA256
70790bd1dbf03381915806d8dfc05cf18be68ff8593b7bdcfec3d24ec4e79fed

SHA512
5e5b42a23759f0a52d591413aacee6ec55f9871f4b562d433f3d7dd063932005095ab114f7990377342921d0062859d1e3440b9e48a27f27ae8848a505ca3ea2

Download Submit
memory/892-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/892-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/892-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1988-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1988-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2232-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2232-53-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3156-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3156-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3564-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3564-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3564-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4480-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4480-31-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4480-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4480-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4480-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4480-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4480-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4960-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4960-55-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/5024-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5024-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5024-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5024-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download