neconyd | c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f

Analysis

max time kernel
146s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17/12/2024, 03:01

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General

Target

c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.exe
Size

134KB
MD5

99f410fed3e2f4cd72d4f981b889e7bc
SHA1

76b150567a0e0abe420674417fdfb05fd8cef31c
SHA256

c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f
SHA512

ba78db0e847cef3fed4fa46be2d74809ab8818beee1e1943318ae3121df71dc8edae15ba16d793bdbeeb92e7051e5a8c6d74918e32d06c2219ba0b03e13e8d27
SSDEEP

1536:DDfDbhERTatPLTH0NqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwC7l:PiRTeH0NqAW6J6f1tqF6dngNmaZC7Mc

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
4300	omsecor.exe
3656	omsecor.exe
2756	omsecor.exe
3824	omsecor.exe
4924	omsecor.exe
4008	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 1100 set thread context of 4044	1100	c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.exe	83
PID 4300 set thread context of 3656	4300	omsecor.exe	87
PID 2756 set thread context of 3824	2756	omsecor.exe	108
PID 4924 set thread context of 4008	4924	omsecor.exe	112

Program crash 4 IoCs

pid	pid_target	Process	procid_target
212	1100	WerFault.exe	82
2160	4300	WerFault.exe	85
1476	2756	WerFault.exe	107
4768	4924	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	c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.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	c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 1100 wrote to memory of 4044	1100	c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.exe	83
PID 1100 wrote to memory of 4044	1100	c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.exe	83
PID 1100 wrote to memory of 4044	1100	c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.exe	83
PID 1100 wrote to memory of 4044	1100	c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.exe	83
PID 1100 wrote to memory of 4044	1100	c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.exe	83
PID 4044 wrote to memory of 4300	4044	c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.exe	85
PID 4044 wrote to memory of 4300	4044	c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.exe	85
PID 4044 wrote to memory of 4300	4044	c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.exe	85
PID 4300 wrote to memory of 3656	4300	omsecor.exe	87
PID 4300 wrote to memory of 3656	4300	omsecor.exe	87
PID 4300 wrote to memory of 3656	4300	omsecor.exe	87
PID 4300 wrote to memory of 3656	4300	omsecor.exe	87
PID 4300 wrote to memory of 3656	4300	omsecor.exe	87
PID 3656 wrote to memory of 2756	3656	omsecor.exe	107
PID 3656 wrote to memory of 2756	3656	omsecor.exe	107
PID 3656 wrote to memory of 2756	3656	omsecor.exe	107
PID 2756 wrote to memory of 3824	2756	omsecor.exe	108
PID 2756 wrote to memory of 3824	2756	omsecor.exe	108
PID 2756 wrote to memory of 3824	2756	omsecor.exe	108
PID 2756 wrote to memory of 3824	2756	omsecor.exe	108
PID 2756 wrote to memory of 3824	2756	omsecor.exe	108
PID 3824 wrote to memory of 4924	3824	omsecor.exe	110
PID 3824 wrote to memory of 4924	3824	omsecor.exe	110
PID 3824 wrote to memory of 4924	3824	omsecor.exe	110
PID 4924 wrote to memory of 4008	4924	omsecor.exe	112
PID 4924 wrote to memory of 4008	4924	omsecor.exe	112
PID 4924 wrote to memory of 4008	4924	omsecor.exe	112
PID 4924 wrote to memory of 4008	4924	omsecor.exe	112
PID 4924 wrote to memory of 4008	4924	omsecor.exe	112

C:\Users\Admin\AppData\Local\Temp\c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.exe
"C:\Users\Admin\AppData\Local\Temp\c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Users\Admin\AppData\Local\Temp\c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.exe
  C:\Users\Admin\AppData\Local\Temp\c8636245592636c046a34dc6224d2effd43fd77c55eb698dbad6cee26949e44f.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4044
- - 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:4300
  - - 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:3656
    - - 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:2756
      - 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:3824
        
        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:4924
        
        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:4008
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 256
        8⤵
        Program crash
        
        PID:4768
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2756 -s 292
        6⤵
        Program crash
        
        PID:1476
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4300 -s 288
      4⤵
      Program crash
      PID:2160
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1100 -s 300
  2⤵
  - Program crash
  PID:212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1100 -ip 1100
1⤵
PID:4940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4300 -ip 4300
1⤵
PID:1264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2756 -ip 2756
1⤵
PID:1264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4924 -ip 4924
1⤵
PID:1716

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
134KB

MD5
70ca0ba1fbc991e854ec806611cf09e0

SHA1
13c576a1b545d596c3a1a97d6a0fc10f138e4299

SHA256
5605ba9e75da0b01f1e8fd86a741d99f7507d761b0bfa81f88da0d148d8bdb7b

SHA512
5885487905cc7405462df6cb72755d164356e017c90418839dfe05fa804cf3e614042deec4df00a1a7f4a858f018a038d5f776984993c5279cd7ff9a32ed24e8

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

Filesize
134KB

MD5
c75758db5fb480a348601802231f639f

SHA1
2c98b26b84730a89d2e650885562ee4d7c229d22

SHA256
45ba5ab14e3c5157da902d73a444260b5d152eb001ca9ff1e2d58539846f4db1

SHA512
ded28fb6215dada1c0c024fa109b8bb9a8ee0f62fb47067598abd9949abcf32c968ea6acfa5f5d2a6a6f3f2ce76966671028ab290c39a62f880b67d9706b319b

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

Filesize
134KB

MD5
2e6d7fd9eb4c6481ae2f9f1e12921e24

SHA1
d477007664b5cfeb1d79b10cdbb3a1fdbc8f09d1

SHA256
d7f2135b69a0ce4ec60beb809fdfda86aab9471d4825c089b9833b9cbed214d8

SHA512
226f658f558e9a988708d0e7c5cd33977c5feecaf42e4c8afd67c76f373554a1cfaf77d686bebec2505e90efab44c1c9ff8a2e826c102a3b4f3fdec94fd3a1c4

Download Submit
memory/1100-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1100-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2756-30-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2756-48-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3656-28-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3656-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3656-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3656-17-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3656-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3656-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3656-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3824-34-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3824-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3824-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4008-47-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4008-46-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4008-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4008-52-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4044-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4044-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4044-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4044-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4300-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4924-42-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download