neconyd | facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a

Analysis

max time kernel
148s
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
18-01-2025 13:23

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General

Target

facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe
Size

96KB
MD5

2b3bf1308b7e79ef933b3d2592048f90
SHA1

387d9d6b78e9aa6fef3ddc5d08962a0c6711526c
SHA256

facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a
SHA512

3f86081d595862dd03a97f01ee65d25a5ab22f402edf98257060d398632efabdcbc0ad378b149d5dfd71fc98b70f4f43fd2faafafa6e5f4810722ac31b2ff25b
SSDEEP

1536:vnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:vGs8cd8eXlYairZYqMddH13L

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
2504	omsecor.exe
3964	omsecor.exe
1504	omsecor.exe
1212	omsecor.exe
3652	omsecor.exe
4692	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 3644 set thread context of 5036	3644	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe	82
PID 2504 set thread context of 3964	2504	omsecor.exe	86
PID 1504 set thread context of 1212	1504	omsecor.exe	100
PID 3652 set thread context of 4692	3652	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4904	3644	WerFault.exe	81
2520	2504	WerFault.exe	85
1856	1504	WerFault.exe	99
4348	3652	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	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 3644 wrote to memory of 5036	3644	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe	82
PID 3644 wrote to memory of 5036	3644	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe	82
PID 3644 wrote to memory of 5036	3644	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe	82
PID 3644 wrote to memory of 5036	3644	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe	82
PID 3644 wrote to memory of 5036	3644	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe	82
PID 5036 wrote to memory of 2504	5036	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe	85
PID 5036 wrote to memory of 2504	5036	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe	85
PID 5036 wrote to memory of 2504	5036	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe	85
PID 2504 wrote to memory of 3964	2504	omsecor.exe	86
PID 2504 wrote to memory of 3964	2504	omsecor.exe	86
PID 2504 wrote to memory of 3964	2504	omsecor.exe	86
PID 2504 wrote to memory of 3964	2504	omsecor.exe	86
PID 2504 wrote to memory of 3964	2504	omsecor.exe	86
PID 3964 wrote to memory of 1504	3964	omsecor.exe	99
PID 3964 wrote to memory of 1504	3964	omsecor.exe	99
PID 3964 wrote to memory of 1504	3964	omsecor.exe	99
PID 1504 wrote to memory of 1212	1504	omsecor.exe	100
PID 1504 wrote to memory of 1212	1504	omsecor.exe	100
PID 1504 wrote to memory of 1212	1504	omsecor.exe	100
PID 1504 wrote to memory of 1212	1504	omsecor.exe	100
PID 1504 wrote to memory of 1212	1504	omsecor.exe	100
PID 1212 wrote to memory of 3652	1212	omsecor.exe	102
PID 1212 wrote to memory of 3652	1212	omsecor.exe	102
PID 1212 wrote to memory of 3652	1212	omsecor.exe	102
PID 3652 wrote to memory of 4692	3652	omsecor.exe	104
PID 3652 wrote to memory of 4692	3652	omsecor.exe	104
PID 3652 wrote to memory of 4692	3652	omsecor.exe	104
PID 3652 wrote to memory of 4692	3652	omsecor.exe	104
PID 3652 wrote to memory of 4692	3652	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe
"C:\Users\Admin\AppData\Local\Temp\facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3644
- C:\Users\Admin\AppData\Local\Temp\facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe
  C:\Users\Admin\AppData\Local\Temp\facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5036
- - 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:2504
  - - 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:3964
    - - 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:1504
      - 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:1212
        
        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:3652
        
        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:4692
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3652 -s 256
        8⤵
        Program crash
        
        PID:4348
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 292
        6⤵
        Program crash
        
        PID:1856
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 288
      4⤵
      Program crash
      PID:2520
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3644 -s 288
  2⤵
  - Program crash
  PID:4904

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3644 -ip 3644
1⤵
PID:2564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2504 -ip 2504
1⤵
PID:4064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 1504 -ip 1504
1⤵
PID:668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3652 -ip 3652
1⤵
PID:2464

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
1c190a9308343d4e06ddb69d23e3eaa2

SHA1
f1dbf1b9bc052678ec282215034f37e54a4e6c0e

SHA256
a76d66d79700dd1bad84fad4eb4380a920e4e5136aae0e460d2625d3f259a706

SHA512
28b50f7d02701e202bc3f015c4733e540fac221b27317622094b7458fd31a53e136be776e2d251a2bddc9a369e020934c9df509155cab68948cb75852abc3d54

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

Filesize
96KB

MD5
6a0342ba163266476918130d5dfe9e1f

SHA1
58b19a5704b00b3d5cbc5113a0083846b36fcc4b

SHA256
3fbf780d19ac640c41676638bbef3b8ccae7c2412bf6f62ec0b1f5d4706f2736

SHA512
49e35a848141535a1668821b92318d222c80abeb77df49e2a26032405a417c691a759d24fa77c9775f9ede8a3fa6f11f1c73f633a52c2556a4696c66a1a2e2bb

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

Filesize
96KB

MD5
4b18e1feb0912960e022eb13bb47c9aa

SHA1
cbdec56ec532d80403543d66eb359c083fba4277

SHA256
6b0ffa7f71af6cf74f26f193dab662369bf91ee68f0e13710c0c3b6b0fb97c46

SHA512
ff727578a1cb07d827ebc6ce4128abdb5db5943b734d3c1f8f1b9f53a49115ea3aa61556f8b0f95cd1bebf1d942aef5c45305bac6f239059994a3b3721b1457b

Download Submit
memory/1212-43-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1212-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1212-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1504-34-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1504-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2504-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2504-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3644-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3644-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3652-45-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3652-53-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3964-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3964-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3964-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3964-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3964-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3964-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3964-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4692-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4692-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4692-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4692-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5036-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5036-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5036-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5036-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download