neconyd | 7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0

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
01/01/2025, 18:39

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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
888	omsecor.exe
4700	omsecor.exe
4708	omsecor.exe
2648	omsecor.exe
1396	omsecor.exe
2256	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 3756 set thread context of 776	3756	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	82
PID 888 set thread context of 4700	888	omsecor.exe	86
PID 4708 set thread context of 2648	4708	omsecor.exe	100
PID 1396 set thread context of 2256	1396	omsecor.exe	103

Program crash 4 IoCs

pid	pid_target	Process	procid_target
2160	3756	WerFault.exe	81
496	888	WerFault.exe	84
4376	4708	WerFault.exe	99
4132	1396	WerFault.exe	102

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	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.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 3756 wrote to memory of 776	3756	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	82
PID 3756 wrote to memory of 776	3756	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	82
PID 3756 wrote to memory of 776	3756	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	82
PID 3756 wrote to memory of 776	3756	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	82
PID 3756 wrote to memory of 776	3756	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	82
PID 776 wrote to memory of 888	776	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	84
PID 776 wrote to memory of 888	776	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	84
PID 776 wrote to memory of 888	776	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	84
PID 888 wrote to memory of 4700	888	omsecor.exe	86
PID 888 wrote to memory of 4700	888	omsecor.exe	86
PID 888 wrote to memory of 4700	888	omsecor.exe	86
PID 888 wrote to memory of 4700	888	omsecor.exe	86
PID 888 wrote to memory of 4700	888	omsecor.exe	86
PID 4700 wrote to memory of 4708	4700	omsecor.exe	99
PID 4700 wrote to memory of 4708	4700	omsecor.exe	99
PID 4700 wrote to memory of 4708	4700	omsecor.exe	99
PID 4708 wrote to memory of 2648	4708	omsecor.exe	100
PID 4708 wrote to memory of 2648	4708	omsecor.exe	100
PID 4708 wrote to memory of 2648	4708	omsecor.exe	100
PID 4708 wrote to memory of 2648	4708	omsecor.exe	100
PID 4708 wrote to memory of 2648	4708	omsecor.exe	100
PID 2648 wrote to memory of 1396	2648	omsecor.exe	102
PID 2648 wrote to memory of 1396	2648	omsecor.exe	102
PID 2648 wrote to memory of 1396	2648	omsecor.exe	102
PID 1396 wrote to memory of 2256	1396	omsecor.exe	103
PID 1396 wrote to memory of 2256	1396	omsecor.exe	103
PID 1396 wrote to memory of 2256	1396	omsecor.exe	103
PID 1396 wrote to memory of 2256	1396	omsecor.exe	103
PID 1396 wrote to memory of 2256	1396	omsecor.exe	103

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:3756
- 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:776
- - 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:888
  - - 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:4700
    - - 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:4708
      - 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:2648
        
        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:1396
        
        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:2256
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1396 -s 256
        8⤵
        Program crash
        
        PID:4132
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4708 -s 292
        6⤵
        Program crash
        
        PID:4376
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 888 -s 296
      4⤵
      Program crash
      PID:496
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3756 -s 288
  2⤵
  - Program crash
  PID:2160

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 3756 -ip 3756
1⤵
PID:900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 888 -ip 888
1⤵
PID:4916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4708 -ip 4708
1⤵
PID:3012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1396 -ip 1396
1⤵
PID:2596

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
2812242c302c354c9c402e34e0776cee

SHA1
6b32283d738c2bcd7a54f725112bc2cf8943c3de

SHA256
af73dfd0c5fc49bc13cb8ad5f2337b456b95300707470479830efbd231733a58

SHA512
53f62b8e1dee47c862de63324b218f7a0f9c20db50e8e2b471dc95228bd36ec0c5c9f4edc0fb9a8768c3a790fb3811e8930a0bfb0fa51cbe1b1b386f22db2a07

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
2dd008418228a80c47a465018d57cca3

SHA1
c6669c4b700400116bf1ff5b24efc0a75e4ae9b7

SHA256
127ef556144f81576b17372028e96c358e41be0b42235f4b71f64e35dfeddd14

SHA512
bef281c8c168a1a6e2844c48f0d169f168b83b85362471f1604523da96fa99f5cdc1339bddbfdd9f46e13a299cd68caf39749ef1994c6dbcfb094325b6bf4e68

Download Submit
memory/776-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/776-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/776-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/776-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/888-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1396-43-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2256-52-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2256-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2256-47-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2256-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2648-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2648-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2648-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3756-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3756-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4700-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4700-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4700-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4700-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4700-28-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4700-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4700-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4708-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4708-50-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download