neconyd | 35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7

Analysis

max time kernel
146s
max time network
147s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01-12-2024 20:57

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General

Target

35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe
Size

96KB
MD5

dc7b5a6970fe25bf8c35b5a2272eb185
SHA1

377eee11a6e2edddffad09045bc0e9c8bde897ed
SHA256

35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7
SHA512

5146149efc2fab9810b074781c1bc16a7e1ae549ba7a9dd7e10de7376ec556661615ddc1554f91e80e02635645c415b8c8dcaacf74885d3937dc4b9c23032507
SSDEEP

1536:FnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxr:FGs8cd8eXlYairZYqMddH13r

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
2768	omsecor.exe
2864	omsecor.exe
2900	omsecor.exe
2336	omsecor.exe
2308	omsecor.exe
2112	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2340	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe
2340	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe
2768	omsecor.exe
2864	omsecor.exe
2864	omsecor.exe
2336	omsecor.exe
2336	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 2364 set thread context of 2340	2364	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	30
PID 2768 set thread context of 2864	2768	omsecor.exe	32
PID 2900 set thread context of 2336	2900	omsecor.exe	35
PID 2308 set thread context of 2112	2308	omsecor.exe	37

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	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.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 2364 wrote to memory of 2340	2364	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	30
PID 2364 wrote to memory of 2340	2364	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	30
PID 2364 wrote to memory of 2340	2364	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	30
PID 2364 wrote to memory of 2340	2364	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	30
PID 2364 wrote to memory of 2340	2364	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	30
PID 2364 wrote to memory of 2340	2364	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	30
PID 2340 wrote to memory of 2768	2340	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	31
PID 2340 wrote to memory of 2768	2340	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	31
PID 2340 wrote to memory of 2768	2340	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	31
PID 2340 wrote to memory of 2768	2340	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	31
PID 2768 wrote to memory of 2864	2768	omsecor.exe	32
PID 2768 wrote to memory of 2864	2768	omsecor.exe	32
PID 2768 wrote to memory of 2864	2768	omsecor.exe	32
PID 2768 wrote to memory of 2864	2768	omsecor.exe	32
PID 2768 wrote to memory of 2864	2768	omsecor.exe	32
PID 2768 wrote to memory of 2864	2768	omsecor.exe	32
PID 2864 wrote to memory of 2900	2864	omsecor.exe	34
PID 2864 wrote to memory of 2900	2864	omsecor.exe	34
PID 2864 wrote to memory of 2900	2864	omsecor.exe	34
PID 2864 wrote to memory of 2900	2864	omsecor.exe	34
PID 2900 wrote to memory of 2336	2900	omsecor.exe	35
PID 2900 wrote to memory of 2336	2900	omsecor.exe	35
PID 2900 wrote to memory of 2336	2900	omsecor.exe	35
PID 2900 wrote to memory of 2336	2900	omsecor.exe	35
PID 2900 wrote to memory of 2336	2900	omsecor.exe	35
PID 2900 wrote to memory of 2336	2900	omsecor.exe	35
PID 2336 wrote to memory of 2308	2336	omsecor.exe	36
PID 2336 wrote to memory of 2308	2336	omsecor.exe	36
PID 2336 wrote to memory of 2308	2336	omsecor.exe	36
PID 2336 wrote to memory of 2308	2336	omsecor.exe	36
PID 2308 wrote to memory of 2112	2308	omsecor.exe	37
PID 2308 wrote to memory of 2112	2308	omsecor.exe	37
PID 2308 wrote to memory of 2112	2308	omsecor.exe	37
PID 2308 wrote to memory of 2112	2308	omsecor.exe	37
PID 2308 wrote to memory of 2112	2308	omsecor.exe	37
PID 2308 wrote to memory of 2112	2308	omsecor.exe	37

C:\Users\Admin\AppData\Local\Temp\35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe
"C:\Users\Admin\AppData\Local\Temp\35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Users\Admin\AppData\Local\Temp\35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe
  C:\Users\Admin\AppData\Local\Temp\35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - 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:2768
  - - 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:2864
    - - 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:2900
      - 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:2336
        
        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:2308
        
        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:2112

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
00e20f754c6e1a3028628f436532235e

SHA1
91bf9e3e79c0736f71101d08dbefd92becd8315b

SHA256
d0c57f5b914dad08da2679da1a3c4400acbb270c59cc931c7a59dc9bead8a873

SHA512
d5920531370d186b82f0eb9cefc82c0594cac4cd72c052a480edd4adf1e93fada5a02c13147fecfeb90d442c47bc3fd858b8139bc9216c2f4031a46bc118b5bf

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

Filesize
96KB

MD5
addb629b5aaa5c7d45beccfa63802a66

SHA1
30c8412b509c26d947a258b7e118fd142a23c349

SHA256
21d6e7a87656e78fe8175fd0e5ff936ba5a07fad915a84cd9d63833ccdb14b20

SHA512
933140e7993a015c6435733be2f204eef9946f4761553f8f3ae533476bc5c543dd96d156e37209e24b9ac76bf90e2b55ea4bd760c780f284534ef7f272fa3cc9

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
6b2bea8e1c20513a292f776764adf085

SHA1
045c65e8bf23024f49e94bdc77acf8a812bc0116

SHA256
7f94e66a3dcb49795ed057b79803fd1b1d042dd34f577c368e13bd76ff935561

SHA512
ac820335f4a92237ee5f17ca4885537520ca554fcf61f0bb2017c58b9ac457a7db68bc0c094b29e3c3ec6694b4b9ac2c3e6ba5097668ebaa54097bd35747b8cb

Download Submit
memory/2112-90-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2112-93-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2308-87-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2336-78-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2336-89-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2340-4-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2340-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2340-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2340-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2340-12-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2340-14-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2364-1-0x00000000003B0000-0x00000000003D3000-memory.dmp

Filesize
140KB

Download
memory/2364-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2364-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2768-34-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2768-25-0x00000000001C0000-0x00000000001E3000-memory.dmp

Filesize
140KB

Download
memory/2864-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2864-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2864-48-0x0000000000430000-0x0000000000453000-memory.dmp

Filesize
140KB

Download
memory/2864-45-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2864-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2864-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2900-67-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download