neconyd | 35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7

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
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
3496	omsecor.exe
3556	omsecor.exe
3232	omsecor.exe
2028	omsecor.exe
2248	omsecor.exe
2860	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 2780 set thread context of 4040	2780	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	83
PID 3496 set thread context of 3556	3496	omsecor.exe	88
PID 3232 set thread context of 2028	3232	omsecor.exe	110
PID 2248 set thread context of 2860	2248	omsecor.exe	114

Program crash 4 IoCs

pid	pid_target	Process	procid_target
1616	2780	WerFault.exe	82
2152	3496	WerFault.exe	85
1300	3232	WerFault.exe	109
4080	2248	WerFault.exe	112

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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 4040	2780	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	83
PID 2780 wrote to memory of 4040	2780	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	83
PID 2780 wrote to memory of 4040	2780	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	83
PID 2780 wrote to memory of 4040	2780	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	83
PID 2780 wrote to memory of 4040	2780	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	83
PID 4040 wrote to memory of 3496	4040	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	85
PID 4040 wrote to memory of 3496	4040	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	85
PID 4040 wrote to memory of 3496	4040	35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe	85
PID 3496 wrote to memory of 3556	3496	omsecor.exe	88
PID 3496 wrote to memory of 3556	3496	omsecor.exe	88
PID 3496 wrote to memory of 3556	3496	omsecor.exe	88
PID 3496 wrote to memory of 3556	3496	omsecor.exe	88
PID 3496 wrote to memory of 3556	3496	omsecor.exe	88
PID 3556 wrote to memory of 3232	3556	omsecor.exe	109
PID 3556 wrote to memory of 3232	3556	omsecor.exe	109
PID 3556 wrote to memory of 3232	3556	omsecor.exe	109
PID 3232 wrote to memory of 2028	3232	omsecor.exe	110
PID 3232 wrote to memory of 2028	3232	omsecor.exe	110
PID 3232 wrote to memory of 2028	3232	omsecor.exe	110
PID 3232 wrote to memory of 2028	3232	omsecor.exe	110
PID 3232 wrote to memory of 2028	3232	omsecor.exe	110
PID 2028 wrote to memory of 2248	2028	omsecor.exe	112
PID 2028 wrote to memory of 2248	2028	omsecor.exe	112
PID 2028 wrote to memory of 2248	2028	omsecor.exe	112
PID 2248 wrote to memory of 2860	2248	omsecor.exe	114
PID 2248 wrote to memory of 2860	2248	omsecor.exe	114
PID 2248 wrote to memory of 2860	2248	omsecor.exe	114
PID 2248 wrote to memory of 2860	2248	omsecor.exe	114
PID 2248 wrote to memory of 2860	2248	omsecor.exe	114

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:2780
- C:\Users\Admin\AppData\Local\Temp\35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe
  C:\Users\Admin\AppData\Local\Temp\35daebc18d2dfcdab4860b6a46e77543a6dbc15266cbce56f1eddd0d9cf92ba7.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4040
- - 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:3496
  - - 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:3556
    - - 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:3232
      - 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:2028
        
        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:2248
        
        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:2860
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 268
        8⤵
        Program crash
        
        PID:4080
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3232 -s 300
        6⤵
        Program crash
        
        PID:1300
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3496 -s 300
      4⤵
      Program crash
      PID:2152
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2780 -s 292
  2⤵
  - Program crash
  PID:1616

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2780 -ip 2780
1⤵
PID:2024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3496 -ip 3496
1⤵
PID:4032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3232 -ip 3232
1⤵
PID:4592

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2248 -ip 2248
1⤵
PID:4828

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
addb629b5aaa5c7d45beccfa63802a66

SHA1
30c8412b509c26d947a258b7e118fd142a23c349

SHA256
21d6e7a87656e78fe8175fd0e5ff936ba5a07fad915a84cd9d63833ccdb14b20

SHA512
933140e7993a015c6435733be2f204eef9946f4761553f8f3ae533476bc5c543dd96d156e37209e24b9ac76bf90e2b55ea4bd760c780f284534ef7f272fa3cc9

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

Filesize
96KB

MD5
00e20f754c6e1a3028628f436532235e

SHA1
91bf9e3e79c0736f71101d08dbefd92becd8315b

SHA256
d0c57f5b914dad08da2679da1a3c4400acbb270c59cc931c7a59dc9bead8a873

SHA512
d5920531370d186b82f0eb9cefc82c0594cac4cd72c052a480edd4adf1e93fada5a02c13147fecfeb90d442c47bc3fd858b8139bc9216c2f4031a46bc118b5bf

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

Filesize
96KB

MD5
6b2bea8e1c20513a292f776764adf085

SHA1
045c65e8bf23024f49e94bdc77acf8a812bc0116

SHA256
7f94e66a3dcb49795ed057b79803fd1b1d042dd34f577c368e13bd76ff935561

SHA512
ac820335f4a92237ee5f17ca4885537520ca554fcf61f0bb2017c58b9ac457a7db68bc0c094b29e3c3ec6694b4b9ac2c3e6ba5097668ebaa54097bd35747b8cb

Download Submit
memory/2028-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2028-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2028-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2248-50-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2248-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2780-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2780-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2860-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2860-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2860-52-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2860-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3232-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3232-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3496-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3496-10-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3556-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3556-29-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3556-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3556-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3556-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3556-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3556-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4040-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4040-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4040-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4040-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download