neconyd | 7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0

Analysis

max time kernel
115s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-01-2025 18:36

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General

Target

7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe
Size

96KB
MD5

25010824fed38e2ca5cba1fad94fb28c
SHA1

4c571f8c16026f1223812598ce38654a9f7d5bf6
SHA256

7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0
SHA512

c6e4c68647d39c09920c29769f96182634e21c53f92e5e1e05004c8220c04a5a17a8f03fc1dc1bf2ea116c5bb5ad73d299014740ac8936565869c8f81df805ea
SSDEEP

1536:1nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxB:1Gs8cd8eXlYairZYqMddH13B

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
2648	omsecor.exe
4420	omsecor.exe
4240	omsecor.exe
2664	omsecor.exe
4380	omsecor.exe
936	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 4792 set thread context of 1000	4792	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	84
PID 2648 set thread context of 4420	2648	omsecor.exe	88
PID 4240 set thread context of 2664	4240	omsecor.exe	102
PID 4380 set thread context of 936	4380	omsecor.exe	106

Program crash 4 IoCs

pid	pid_target	Process	procid_target
2868	4792	WerFault.exe	83
3008	2648	WerFault.exe	86
3408	4240	WerFault.exe	101
3972	4380	WerFault.exe	104

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	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4792 wrote to memory of 1000	4792	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	84
PID 4792 wrote to memory of 1000	4792	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	84
PID 4792 wrote to memory of 1000	4792	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	84
PID 4792 wrote to memory of 1000	4792	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	84
PID 4792 wrote to memory of 1000	4792	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	84
PID 1000 wrote to memory of 2648	1000	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	86
PID 1000 wrote to memory of 2648	1000	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	86
PID 1000 wrote to memory of 2648	1000	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	86
PID 2648 wrote to memory of 4420	2648	omsecor.exe	88
PID 2648 wrote to memory of 4420	2648	omsecor.exe	88
PID 2648 wrote to memory of 4420	2648	omsecor.exe	88
PID 2648 wrote to memory of 4420	2648	omsecor.exe	88
PID 2648 wrote to memory of 4420	2648	omsecor.exe	88
PID 4420 wrote to memory of 4240	4420	omsecor.exe	101
PID 4420 wrote to memory of 4240	4420	omsecor.exe	101
PID 4420 wrote to memory of 4240	4420	omsecor.exe	101
PID 4240 wrote to memory of 2664	4240	omsecor.exe	102
PID 4240 wrote to memory of 2664	4240	omsecor.exe	102
PID 4240 wrote to memory of 2664	4240	omsecor.exe	102
PID 4240 wrote to memory of 2664	4240	omsecor.exe	102
PID 4240 wrote to memory of 2664	4240	omsecor.exe	102
PID 2664 wrote to memory of 4380	2664	omsecor.exe	104
PID 2664 wrote to memory of 4380	2664	omsecor.exe	104
PID 2664 wrote to memory of 4380	2664	omsecor.exe	104
PID 4380 wrote to memory of 936	4380	omsecor.exe	106
PID 4380 wrote to memory of 936	4380	omsecor.exe	106
PID 4380 wrote to memory of 936	4380	omsecor.exe	106
PID 4380 wrote to memory of 936	4380	omsecor.exe	106
PID 4380 wrote to memory of 936	4380	omsecor.exe	106

C:\Users\Admin\AppData\Local\Temp\7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe
"C:\Users\Admin\AppData\Local\Temp\7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4792
- C:\Users\Admin\AppData\Local\Temp\7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe
  C:\Users\Admin\AppData\Local\Temp\7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1000
- - 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:2648
  - - 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:4420
    - - 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:4240
      - 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:2664
        
        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:4380
        
        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:936
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4380 -s 256
        8⤵
        Program crash
        
        PID:3972
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4240 -s 292
        6⤵
        Program crash
        
        PID:3408
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2648 -s 288
      4⤵
      Program crash
      PID:3008
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4792 -s 296
  2⤵
  - Program crash
  PID:2868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4792 -ip 4792
1⤵
PID:2504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2648 -ip 2648
1⤵
PID:2188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4240 -ip 4240
1⤵
PID:4676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4380 -ip 4380
1⤵
PID:4424

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
fe1041df5f75635c179571ddc62e45d6

SHA1
63834643d75621bc9a9ca62c19a89ef716fc6553

SHA256
d4a656054d2622bdf63fe2d0833345329a39fb8cbbc691316fa780887f404d27

SHA512
0d17b992a394f11229d8eef64b8a9cde8c7a0d49e660ff8c504af3b2126dd66cc26e6eb3faa3b468a2917fb3033b28d7791816e21f579d1079ad2980044a0589

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

Filesize
96KB

MD5
b40f2d66eecd5c396c94bc245d0c13fe

SHA1
b2dca0ec48fe62dc3819cc063ddb04fc80925e24

SHA256
4fadda8f37a7732dd377cb48a99b681fbbc6fde23ec8c55ccfd3ed0669edb27b

SHA512
568a86b4efaca2698fed072c8530a70d7b4a88c25efafefbf046ff0ea08439530b7b141b2ef3d93e397ec77b31303959ccae5b3622e89b5013d2d150ef7eb279

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

Filesize
96KB

MD5
3b6ee23b6406d203d252d94753f1d577

SHA1
5d26591a13f400fcded1fd9e1825be6caee8b6d1

SHA256
8983fc213ce5fde0e35972d40c0000fbd5494b6983ffcacefd466bbf6866abf6

SHA512
7f1b11c0530dbdd1907255fe821291f0c22c3058ab7ca04b1f4916d14db79b63cf4ebd23d682260b2e11f17fc0fcc5197f4dc82e019f15bd78f3499841ea9627

Download Submit
memory/936-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/936-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/936-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1000-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1000-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1000-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1000-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2648-10-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2648-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2664-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2664-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2664-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4240-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4240-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4380-45-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4420-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4420-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4420-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4420-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4420-16-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4420-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4420-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4792-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4792-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download