neconyd | cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6e

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
31/12/2024, 01:28

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General

Target

cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.exe
Size

96KB
MD5

fc3379caa1dd355cac67ab889cf00be0
SHA1

08aa2dffa11f6f08947eceb663a5b86e7e33c851
SHA256

cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6e
SHA512

3f4427d91c4e9e0c41026a2f30b14c9aab26d109f9a49cd94814de2b512b1a25dda97ff7d02d09ddc24f4b36c94a170283f47ce6eebfc342dbce9a88b6d3e2b5
SSDEEP

1536:znAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxz:zGs8cd8eXlYairZYqMddH13z

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
1652	omsecor.exe
4040	omsecor.exe
1284	omsecor.exe
516	omsecor.exe
3048	omsecor.exe
4112	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 3788 set thread context of 3416	3788	cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.exe	82
PID 1652 set thread context of 4040	1652	omsecor.exe	86
PID 1284 set thread context of 516	1284	omsecor.exe	100
PID 3048 set thread context of 4112	3048	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
2924	3788	WerFault.exe	81
5112	1652	WerFault.exe	85
4616	1284	WerFault.exe	99
4516	3048	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	cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.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 3788 wrote to memory of 3416	3788	cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.exe	82
PID 3788 wrote to memory of 3416	3788	cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.exe	82
PID 3788 wrote to memory of 3416	3788	cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.exe	82
PID 3788 wrote to memory of 3416	3788	cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.exe	82
PID 3788 wrote to memory of 3416	3788	cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.exe	82
PID 3416 wrote to memory of 1652	3416	cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.exe	85
PID 3416 wrote to memory of 1652	3416	cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.exe	85
PID 3416 wrote to memory of 1652	3416	cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.exe	85
PID 1652 wrote to memory of 4040	1652	omsecor.exe	86
PID 1652 wrote to memory of 4040	1652	omsecor.exe	86
PID 1652 wrote to memory of 4040	1652	omsecor.exe	86
PID 1652 wrote to memory of 4040	1652	omsecor.exe	86
PID 1652 wrote to memory of 4040	1652	omsecor.exe	86
PID 4040 wrote to memory of 1284	4040	omsecor.exe	99
PID 4040 wrote to memory of 1284	4040	omsecor.exe	99
PID 4040 wrote to memory of 1284	4040	omsecor.exe	99
PID 1284 wrote to memory of 516	1284	omsecor.exe	100
PID 1284 wrote to memory of 516	1284	omsecor.exe	100
PID 1284 wrote to memory of 516	1284	omsecor.exe	100
PID 1284 wrote to memory of 516	1284	omsecor.exe	100
PID 1284 wrote to memory of 516	1284	omsecor.exe	100
PID 516 wrote to memory of 3048	516	omsecor.exe	102
PID 516 wrote to memory of 3048	516	omsecor.exe	102
PID 516 wrote to memory of 3048	516	omsecor.exe	102
PID 3048 wrote to memory of 4112	3048	omsecor.exe	104
PID 3048 wrote to memory of 4112	3048	omsecor.exe	104
PID 3048 wrote to memory of 4112	3048	omsecor.exe	104
PID 3048 wrote to memory of 4112	3048	omsecor.exe	104
PID 3048 wrote to memory of 4112	3048	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.exe
"C:\Users\Admin\AppData\Local\Temp\cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3788
- C:\Users\Admin\AppData\Local\Temp\cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.exe
  C:\Users\Admin\AppData\Local\Temp\cbd2b230eaaf21fbdf1073e016fca1608cc3230e2c9e325b0c53ecb5cbd76b6eN.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3416
- - 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:1652
  - - 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:4040
    - - 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:1284
      - 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:516
        
        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:3048
        
        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:4112
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 256
        8⤵
        Program crash
        
        PID:4516
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1284 -s 292
        6⤵
        Program crash
        
        PID:4616
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1652 -s 300
      4⤵
      Program crash
      PID:5112
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3788 -s 288
  2⤵
  - Program crash
  PID:2924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3788 -ip 3788
1⤵
PID:316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1652 -ip 1652
1⤵
PID:1264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1284 -ip 1284
1⤵
PID:5076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3048 -ip 3048
1⤵
PID:4004

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
8c349e3dbf63b1efdaa597d234baacf2

SHA1
b7057642072b7c8ee674d94647e90af4a1c0a588

SHA256
43983e6dc45ebc9d9973ea715b7942357648040853887c4589294335f3e74c46

SHA512
5d9fd6f4bf2fc50b58c397ff3462f8fbac60e5aad684a9950ced9ae17554e665ebcc4531419c887a806c148f6ccdcc913ae80c007be294d184a722afef279aaf

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

Filesize
96KB

MD5
071eb921cf74bc413480e0c95069a0b5

SHA1
651fe962179b21a41fe2464255399df04d4e3f92

SHA256
c748422eb6d5fbd179608e9291527b476f88811eea23b696beffe3c0b504c90f

SHA512
4e59561b2bf2af93ecb7495d01a03f4484fbf18e8c92cd9463e3054cf334cf9e6b3173aca8c677294b14c16904eed737bdd5d31784c463df0ee527d579b92b6d

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

Filesize
96KB

MD5
4bd0699aae550ea0c6ed9527a83bbb0c

SHA1
04b2ca94009ecbcae7cc380f8d91bb730b8262be

SHA256
430c1646cf55100be183fabb3874ed93cf618b8aad52b2c052b59c6f8276b412

SHA512
280a9ede3348ce1ffa9571bf7be81d53cb12cffb8a42f0c5f0ec9e9d49c7491ac0022c969cb2056401cdb524e4ced00ce21e8635f48120148381b4a9a00b8e30

Download Submit
memory/516-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/516-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/516-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1284-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1284-34-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1652-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1652-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3048-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3048-53-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3416-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3416-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3416-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3416-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3788-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3788-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4040-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4040-33-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4040-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4040-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4040-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4040-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4040-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4112-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4112-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4112-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download