neconyd | bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-01-2025 05:53

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General

Target

bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe
Size

96KB
MD5

78218d41fd66e7e6cadd47af577f71e1
SHA1

aa8a7ded8287b189a1a6cf82fbce6f71b6bcd688
SHA256

bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88
SHA512

7ec64b25ef5db3a3070b663c4f46b87daa54a54624ceeda1644e09e8ba6cec2c45c7d7d02920d522ff8c1dadcc11e127f7eb4aecc9c03c1e1e182dd3e02539a3
SSDEEP

1536:znAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxr:zGs8cd8eXlYairZYqMddH13r

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
4344	omsecor.exe
2116	omsecor.exe
1964	omsecor.exe
1368	omsecor.exe
1072	omsecor.exe
4828	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 4588 set thread context of 2744	4588	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	82
PID 4344 set thread context of 2116	4344	omsecor.exe	87
PID 1964 set thread context of 1368	1964	omsecor.exe	100
PID 1072 set thread context of 4828	1072	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
2768	4588	WerFault.exe	81
2584	4344	WerFault.exe	84
1576	1964	WerFault.exe	99
2292	1072	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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4588 wrote to memory of 2744	4588	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	82
PID 4588 wrote to memory of 2744	4588	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	82
PID 4588 wrote to memory of 2744	4588	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	82
PID 4588 wrote to memory of 2744	4588	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	82
PID 4588 wrote to memory of 2744	4588	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	82
PID 2744 wrote to memory of 4344	2744	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	84
PID 2744 wrote to memory of 4344	2744	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	84
PID 2744 wrote to memory of 4344	2744	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	84
PID 4344 wrote to memory of 2116	4344	omsecor.exe	87
PID 4344 wrote to memory of 2116	4344	omsecor.exe	87
PID 4344 wrote to memory of 2116	4344	omsecor.exe	87
PID 4344 wrote to memory of 2116	4344	omsecor.exe	87
PID 4344 wrote to memory of 2116	4344	omsecor.exe	87
PID 2116 wrote to memory of 1964	2116	omsecor.exe	99
PID 2116 wrote to memory of 1964	2116	omsecor.exe	99
PID 2116 wrote to memory of 1964	2116	omsecor.exe	99
PID 1964 wrote to memory of 1368	1964	omsecor.exe	100
PID 1964 wrote to memory of 1368	1964	omsecor.exe	100
PID 1964 wrote to memory of 1368	1964	omsecor.exe	100
PID 1964 wrote to memory of 1368	1964	omsecor.exe	100
PID 1964 wrote to memory of 1368	1964	omsecor.exe	100
PID 1368 wrote to memory of 1072	1368	omsecor.exe	102
PID 1368 wrote to memory of 1072	1368	omsecor.exe	102
PID 1368 wrote to memory of 1072	1368	omsecor.exe	102
PID 1072 wrote to memory of 4828	1072	omsecor.exe	104
PID 1072 wrote to memory of 4828	1072	omsecor.exe	104
PID 1072 wrote to memory of 4828	1072	omsecor.exe	104
PID 1072 wrote to memory of 4828	1072	omsecor.exe	104
PID 1072 wrote to memory of 4828	1072	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe
"C:\Users\Admin\AppData\Local\Temp\bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4588
- C:\Users\Admin\AppData\Local\Temp\bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe
  C:\Users\Admin\AppData\Local\Temp\bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2744
- - 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:4344
  - - 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:2116
    - - 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:1964
      - 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:1368
        
        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:1072
        
        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:4828
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1072 -s 224
        8⤵
        Program crash
        
        PID:2292
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1964 -s 292
        6⤵
        Program crash
        
        PID:1576
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4344 -s 300
      4⤵
      Program crash
      PID:2584
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4588 -s 292
  2⤵
  - Program crash
  PID:2768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4588 -ip 4588
1⤵
PID:2396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4344 -ip 4344
1⤵
PID:960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1964 -ip 1964
1⤵
PID:4020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1072 -ip 1072
1⤵
PID:4420

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

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Downloads

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

Filesize
96KB

MD5
d53e2c9256a4dca9428b5452a7cea9ff

SHA1
32f85dfde5787dc97968e53a7d0536ef9e318eb8

SHA256
9ab461d46036edf8d7bafbbd08545ca5f63d8fe0312081104cbd3b61999faab6

SHA512
2d82419342d9e22687518acc80ffe1c7391a7e5bafb07b1a45d8bd559946ec1c8da0fc07edaa66bc488fa5de8ae60d87ccc787149e9010ca7e7b38b7471d9923

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

Filesize
96KB

MD5
eec076cdc82f43b08d721f79500c8074

SHA1
9a6a6d9faef3e11b970f4e14c47f84384c36fafc

SHA256
3041bd8a974b30bc48fe113ea23488d0a1fdaadaf2a95bbfd9fb0e4c6c97c7e5

SHA512
33f5c6fbeb43e7554c430a539bed59c6c763cd9106bc31e6d80414c11a1404f2b10514828073ad8233f4070b6766c9636b929fbc72dfab6561a2bd975c114a56

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

Filesize
96KB

MD5
2fa2f344718a8939f23219eefca2e836

SHA1
088710292a3f64d3e7d107ab0105563974db8d73

SHA256
7ca1477fe536cae6da0a5d60b435cccda85d3f1b086d5b202ebbf170247501e1

SHA512
e92ca12e03074dc6e37bda218513d49791270c943b2280f9f494d707b6c5cf570c9b253fab8b77837e06b978672d6d271cd6d1f5861cb49d6756a5279e8eb24c

Download Submit
memory/1072-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1072-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1368-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1368-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1368-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1964-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1964-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2116-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2116-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2116-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2116-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2116-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2116-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2116-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2744-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2744-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2744-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2744-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4344-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4588-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4588-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4828-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4828-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4828-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4828-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download