neconyd | 7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d

Analysis

max time kernel
146s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-12-2024 15:17

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General

Target

7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe
Size

96KB
MD5

efc206b3300e3e58bcf3ca8eaca8c9cf
SHA1

712605a02fb689f2191342e67cb902ad52556c51
SHA256

7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d
SHA512

94f0162cc032d7a8ed0924037168222936d9daeba5bd4b015850fb8c1057fd841e0cc702fd5a5c33fa02e05dca8d6977565c0482615c9a6129185f23c8d95399
SSDEEP

1536:UnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxz:UGs8cd8eXlYairZYqMddH13z

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
228	omsecor.exe
4656	omsecor.exe
1860	omsecor.exe
2440	omsecor.exe
4376	omsecor.exe
1140	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 3752 set thread context of 2944	3752	7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe	83
PID 228 set thread context of 4656	228	omsecor.exe	87
PID 1860 set thread context of 2440	1860	omsecor.exe	108
PID 4376 set thread context of 1140	4376	omsecor.exe	112

Program crash 4 IoCs

pid	pid_target	Process	procid_target
396	3752	WerFault.exe	82
2004	228	WerFault.exe	86
2996	1860	WerFault.exe	107
2612	4376	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	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	7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 3752 wrote to memory of 2944	3752	7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe	83
PID 3752 wrote to memory of 2944	3752	7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe	83
PID 3752 wrote to memory of 2944	3752	7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe	83
PID 3752 wrote to memory of 2944	3752	7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe	83
PID 3752 wrote to memory of 2944	3752	7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe	83
PID 2944 wrote to memory of 228	2944	7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe	86
PID 2944 wrote to memory of 228	2944	7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe	86
PID 2944 wrote to memory of 228	2944	7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe	86
PID 228 wrote to memory of 4656	228	omsecor.exe	87
PID 228 wrote to memory of 4656	228	omsecor.exe	87
PID 228 wrote to memory of 4656	228	omsecor.exe	87
PID 228 wrote to memory of 4656	228	omsecor.exe	87
PID 228 wrote to memory of 4656	228	omsecor.exe	87
PID 4656 wrote to memory of 1860	4656	omsecor.exe	107
PID 4656 wrote to memory of 1860	4656	omsecor.exe	107
PID 4656 wrote to memory of 1860	4656	omsecor.exe	107
PID 1860 wrote to memory of 2440	1860	omsecor.exe	108
PID 1860 wrote to memory of 2440	1860	omsecor.exe	108
PID 1860 wrote to memory of 2440	1860	omsecor.exe	108
PID 1860 wrote to memory of 2440	1860	omsecor.exe	108
PID 1860 wrote to memory of 2440	1860	omsecor.exe	108
PID 2440 wrote to memory of 4376	2440	omsecor.exe	110
PID 2440 wrote to memory of 4376	2440	omsecor.exe	110
PID 2440 wrote to memory of 4376	2440	omsecor.exe	110
PID 4376 wrote to memory of 1140	4376	omsecor.exe	112
PID 4376 wrote to memory of 1140	4376	omsecor.exe	112
PID 4376 wrote to memory of 1140	4376	omsecor.exe	112
PID 4376 wrote to memory of 1140	4376	omsecor.exe	112
PID 4376 wrote to memory of 1140	4376	omsecor.exe	112

C:\Users\Admin\AppData\Local\Temp\7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe
"C:\Users\Admin\AppData\Local\Temp\7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3752
- C:\Users\Admin\AppData\Local\Temp\7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe
  C:\Users\Admin\AppData\Local\Temp\7801f94d7d50a919b92278c053132294bb0e88262ad2800ad0ff773ec3681d0d.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2944
- - 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:228
  - - 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:4656
    - - 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:1860
      - 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:2440
        
        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:4376
        
        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:1140
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4376 -s 256
        8⤵
        Program crash
        
        PID:2612
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1860 -s 292
        6⤵
        Program crash
        
        PID:2996
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 228 -s 300
      4⤵
      Program crash
      PID:2004
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3752 -s 288
  2⤵
  - Program crash
  PID:396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3752 -ip 3752
1⤵
PID:1840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 228 -ip 228
1⤵
PID:4528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1860 -ip 1860
1⤵
PID:2644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4376 -ip 4376
1⤵
PID:5108

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
fc78e4015ef026712b9fc22f7f5408ba

SHA1
ddfcebb6cbe4b9a05fdada499dffaa44a7d367f4

SHA256
ab85b48900f104daf368a1fe1894122a653e9db0a7b1bbc4929832dcf4ee61ca

SHA512
5ac2d4de07fdd0539cb45603eb89cee3e538cc5a0e6ab0a02ba3b458df1bd97de38d213dfb199086e666d7306c11f437b812f6455222a01e4e48e7bcd5a874a8

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

Filesize
96KB

MD5
f68ee74f31d1013e365ab5ce17f6a80d

SHA1
855a9adb872d0e86afa7bcc5644d9cd1d504cd88

SHA256
1d2e864b46c759be0946582d45a2b72e2020b7246469abdc96cb9fea7b4df94c

SHA512
3d7acd7c613c2a5185132ba5388da33be1532302565d8e2a80deee6d28bb5edf72550ee299ea9db312a24311cb139c410bd7d3ccf02c705adffab99650f46194

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

Filesize
96KB

MD5
4894333d751ca2735ce7989d41b0494c

SHA1
bb6cfd92c012187bee52d826987723e48814b231

SHA256
cdf8085ada94a11621701cea5ff45086ed89af703050ee00933547ceed44438c

SHA512
8fdd02f6df78a21982b69036b52db5daf736af496c46faa55d630d612b178a62702426722bd92505d292f259766e2f7ba8b091c30318e3794c1dbc97ffc4e708

Download Submit
memory/228-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/228-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1140-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1140-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1140-58-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1140-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1860-33-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1860-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2440-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2440-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2440-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2944-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2944-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2944-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2944-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3752-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3752-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4376-54-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4376-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4656-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4656-31-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4656-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4656-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4656-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4656-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4656-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download