neconyd | 97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925

Analysis

max time kernel
115s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
02-12-2024 05:00

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General

Target

97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe
Size

96KB
MD5

76ca67702b82a2fb7cc03651373091c0
SHA1

a18e4a787959e1c36cb601b9e07111e735840d77
SHA256

97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925
SHA512

3ce9cfa9bf7367885d495df1c746544176c13b85230db7b390b468f32c9e1841a1479e0ed05ec318e08293a86f453ecd38a0a65a2368f30a7f2aa1b6622fb59e
SSDEEP

1536:BnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxR:BGs8cd8eXlYairZYqMddH13R

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
1908	omsecor.exe
1964	omsecor.exe
2912	omsecor.exe
2584	omsecor.exe
1508	omsecor.exe
2348	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2040	97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe
2040	97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe
1908	omsecor.exe
1964	omsecor.exe
1964	omsecor.exe
2584	omsecor.exe
2584	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 2412 set thread context of 2040	2412	97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe	30
PID 1908 set thread context of 1964	1908	omsecor.exe	32
PID 2912 set thread context of 2584	2912	omsecor.exe	36
PID 1508 set thread context of 2348	1508	omsecor.exe	38

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	97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.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 36 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 2040	2412	97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe	30
PID 2412 wrote to memory of 2040	2412	97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe	30
PID 2412 wrote to memory of 2040	2412	97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe	30
PID 2412 wrote to memory of 2040	2412	97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe	30
PID 2412 wrote to memory of 2040	2412	97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe	30
PID 2412 wrote to memory of 2040	2412	97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe	30
PID 2040 wrote to memory of 1908	2040	97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe	31
PID 2040 wrote to memory of 1908	2040	97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe	31
PID 2040 wrote to memory of 1908	2040	97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe	31
PID 2040 wrote to memory of 1908	2040	97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe	31
PID 1908 wrote to memory of 1964	1908	omsecor.exe	32
PID 1908 wrote to memory of 1964	1908	omsecor.exe	32
PID 1908 wrote to memory of 1964	1908	omsecor.exe	32
PID 1908 wrote to memory of 1964	1908	omsecor.exe	32
PID 1908 wrote to memory of 1964	1908	omsecor.exe	32
PID 1908 wrote to memory of 1964	1908	omsecor.exe	32
PID 1964 wrote to memory of 2912	1964	omsecor.exe	35
PID 1964 wrote to memory of 2912	1964	omsecor.exe	35
PID 1964 wrote to memory of 2912	1964	omsecor.exe	35
PID 1964 wrote to memory of 2912	1964	omsecor.exe	35
PID 2912 wrote to memory of 2584	2912	omsecor.exe	36
PID 2912 wrote to memory of 2584	2912	omsecor.exe	36
PID 2912 wrote to memory of 2584	2912	omsecor.exe	36
PID 2912 wrote to memory of 2584	2912	omsecor.exe	36
PID 2912 wrote to memory of 2584	2912	omsecor.exe	36
PID 2912 wrote to memory of 2584	2912	omsecor.exe	36
PID 2584 wrote to memory of 1508	2584	omsecor.exe	37
PID 2584 wrote to memory of 1508	2584	omsecor.exe	37
PID 2584 wrote to memory of 1508	2584	omsecor.exe	37
PID 2584 wrote to memory of 1508	2584	omsecor.exe	37
PID 1508 wrote to memory of 2348	1508	omsecor.exe	38
PID 1508 wrote to memory of 2348	1508	omsecor.exe	38
PID 1508 wrote to memory of 2348	1508	omsecor.exe	38
PID 1508 wrote to memory of 2348	1508	omsecor.exe	38
PID 1508 wrote to memory of 2348	1508	omsecor.exe	38
PID 1508 wrote to memory of 2348	1508	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe
"C:\Users\Admin\AppData\Local\Temp\97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Users\Admin\AppData\Local\Temp\97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe
  C:\Users\Admin\AppData\Local\Temp\97b7f6d840980c909d3333098f12e66b63766baab2abcc539fb95fcb61006925N.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2040
- - C:\Users\Admin\AppData\Roaming\omsecor.exe
    C:\Users\Admin\AppData\Roaming\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1908
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1964
    - - 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:2912
      - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\SysWOW64\omsecor.exe
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2584
        
        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:1508
        
        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:2348

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

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Downloads

\Users\Admin\AppData\Roaming\omsecor.exe

Filesize
96KB

MD5
963b5cb51ec30bca1ea2a91dce675260

SHA1
8cd087e3c19df1ec6f77bd4694630806fed7313d

SHA256
edc2a159abd9d69fef6f99c51819e39115762f2e247f0f12de99207f55278847

SHA512
f181246ca50950e8d8bb199be9903b12a9f5429aa625e52273c63cd5a9893464a641719ad0ad253d1253ac1e34db8bbf48e96a25b94dee5dff9a67524231a74a

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

Filesize
96KB

MD5
0d8f681b318fd857c3182cc56c0c2d9c

SHA1
410f50af7536c88f855387cb2341604af47cdce4

SHA256
d8522e092f57a5dc0f7767b9fab8d70b3947e1938e75cf838e4ba6d7ea56f8fa

SHA512
1b3e1f3164d9610a659a1adeab4453b260d676c1a16124211dd2b2631e950b4974df4b71fe2e2d57ab5d531ade79554663928be31b5933a6650ee82497ec3cf8

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
7bd497698007eab196ce032c6c11c61f

SHA1
d65149cdbbb62bc3829a260af9d4765cdfff735b

SHA256
c8cf415c45b695d0b93f3829af7a6e71732044717e36a7b31e8672bdb2adfe35

SHA512
ff7e5dd8b5b8878a8357558057484898f922753339d5a8c3ae94ad55a19582c15ce936b65a6083890ab9aea01b62b1e8f3e3893e7cf9fd847e8b0e429c13b93d

Download Submit
memory/1508-81-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1508-88-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1908-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1908-22-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1964-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1964-48-0x00000000005A0000-0x00000000005C3000-memory.dmp

Filesize
140KB

Download
memory/1964-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1964-45-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1964-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1964-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2040-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2040-14-0x00000000003B0000-0x00000000003D3000-memory.dmp

Filesize
140KB

Download
memory/2040-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2040-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2040-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2040-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2348-91-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2412-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2412-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2584-72-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2912-58-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2912-67-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download