neconyd | f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73

Analysis

max time kernel
147s
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
28-01-2025 05:05

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General

Target

f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.exe
Size

96KB
MD5

84bc7b538466daa41130d64f94c24b6c
SHA1

13213bd1cb2f5cf7121d3153daee1c65f7d747f8
SHA256

f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73
SHA512

ea7c84e7dda528c6176ad00b18f66ee93526709f37873ab3cfa6ef6fac50c6ab738318e3c3fd4cf4647f83121dc6fc836e520f74eb8c4f55af767c73236d855b
SSDEEP

1536:JnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxb:JGs8cd8eXlYairZYqMddH13b

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
4788	omsecor.exe
408	omsecor.exe
2596	omsecor.exe
2684	omsecor.exe
4672	omsecor.exe
3996	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 1332 set thread context of 2148	1332	f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.exe	83
PID 4788 set thread context of 408	4788	omsecor.exe	87
PID 2596 set thread context of 2684	2596	omsecor.exe	110
PID 4672 set thread context of 3996	4672	omsecor.exe	113

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4204	1332	WerFault.exe	82
836	4788	WerFault.exe	85
3624	2596	WerFault.exe	109
4332	4672	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	f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.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 29 IoCs

description	pid	Process	procid_target
PID 1332 wrote to memory of 2148	1332	f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.exe	83
PID 1332 wrote to memory of 2148	1332	f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.exe	83
PID 1332 wrote to memory of 2148	1332	f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.exe	83
PID 1332 wrote to memory of 2148	1332	f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.exe	83
PID 1332 wrote to memory of 2148	1332	f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.exe	83
PID 2148 wrote to memory of 4788	2148	f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.exe	85
PID 2148 wrote to memory of 4788	2148	f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.exe	85
PID 2148 wrote to memory of 4788	2148	f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.exe	85
PID 4788 wrote to memory of 408	4788	omsecor.exe	87
PID 4788 wrote to memory of 408	4788	omsecor.exe	87
PID 4788 wrote to memory of 408	4788	omsecor.exe	87
PID 4788 wrote to memory of 408	4788	omsecor.exe	87
PID 4788 wrote to memory of 408	4788	omsecor.exe	87
PID 408 wrote to memory of 2596	408	omsecor.exe	109
PID 408 wrote to memory of 2596	408	omsecor.exe	109
PID 408 wrote to memory of 2596	408	omsecor.exe	109
PID 2596 wrote to memory of 2684	2596	omsecor.exe	110
PID 2596 wrote to memory of 2684	2596	omsecor.exe	110
PID 2596 wrote to memory of 2684	2596	omsecor.exe	110
PID 2596 wrote to memory of 2684	2596	omsecor.exe	110
PID 2596 wrote to memory of 2684	2596	omsecor.exe	110
PID 2684 wrote to memory of 4672	2684	omsecor.exe	112
PID 2684 wrote to memory of 4672	2684	omsecor.exe	112
PID 2684 wrote to memory of 4672	2684	omsecor.exe	112
PID 4672 wrote to memory of 3996	4672	omsecor.exe	113
PID 4672 wrote to memory of 3996	4672	omsecor.exe	113
PID 4672 wrote to memory of 3996	4672	omsecor.exe	113
PID 4672 wrote to memory of 3996	4672	omsecor.exe	113
PID 4672 wrote to memory of 3996	4672	omsecor.exe	113

C:\Users\Admin\AppData\Local\Temp\f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.exe
"C:\Users\Admin\AppData\Local\Temp\f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1332
- C:\Users\Admin\AppData\Local\Temp\f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.exe
  C:\Users\Admin\AppData\Local\Temp\f4698649d50cc91b85dbe22e275884fbf5f7932033724674fa3ba4c704881f73.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2148
- - 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:4788
  - - 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:408
    - - 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:2596
      - 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:2684
        
        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:4672
        
        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:3996
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4672 -s 256
        8⤵
        Program crash
        
        PID:4332
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 296
        6⤵
        Program crash
        
        PID:3624
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4788 -s 288
      4⤵
      Program crash
      PID:836
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1332 -s 288
  2⤵
  - Program crash
  PID:4204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1332 -ip 1332
1⤵
PID:3468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4788 -ip 4788
1⤵
PID:3976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 2596 -ip 2596
1⤵
PID:3116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4672 -ip 4672
1⤵
PID:5076

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
c28bd966c5a02baca0e63ced01259256

SHA1
c902c697aaa93dc1243bf43ebc262817afa6e7ec

SHA256
9d02eae7738a3f53f675c9fcc725d393dce69fb60c5b7e0315fd6f9d3866009f

SHA512
575ac22de99a4019bc63d9bbb89a4dc7d2bc1a184b08a135d8b3f5f0f2096efaac4cc1c4feb84802f0c59291550cae143ce3457bad66409af69277ae4bb5dd19

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

Filesize
96KB

MD5
6b88477da2ee1c25d9d462f479bc88cd

SHA1
48a314b5fae77d1ad598f1ac9d30adcb7c7b87e8

SHA256
70321bc3e4a455418cde306da4194b779c4c01a474bf1aec1eaaac2de64d1f77

SHA512
8fcceec0bc07d1552e864d57373e466c1cee2288b9422acd0cb7efeca45bf0cb99e802f990c0eff73a37c2b62da0378d45252dad14a2e74d44f4c08383039613

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

Filesize
96KB

MD5
995536b03bfe70ff35dc2ad06f7dd094

SHA1
6816fe0d5544fbd0f620c62af0bf8e5abfc2fea3

SHA256
68119f45af9b3c74f3b7ba472120378ebd32192a8633d25b18ec8f54af3a3d1b

SHA512
a1be0f8a35766575523b694b018abbdb25d1a7d70825b1ba26dad706bdd46d997e0b7b01e5c18f610b950d96984a04a7fd5764d82effcf7f7489a314125ff14c

Download Submit
memory/408-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/408-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/408-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/408-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/408-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/408-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/408-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1332-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1332-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2148-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2148-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2148-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2148-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2596-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2596-33-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2684-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2684-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2684-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3996-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3996-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3996-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3996-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4672-45-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4788-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4788-9-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download