neconyd | fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d

Analysis

max time kernel
146s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-01-2025 11:23

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General

Target

fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.exe
Size

96KB
MD5

62e4558b0fdffc45964bb16a5a23a5ee
SHA1

fb067f4423b7c85df8565b27ff015fa5f8e35b23
SHA256

fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d
SHA512

7ccecace029db244772aa3637b9b6bb283ddaacbdde08cbc6e95290fdd790a2cd0be97b37ae7478a4b1dd443365ef87b561fa369e5b5a562b33506509417ede9
SSDEEP

1536:4nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:4Gs8cd8eXlYairZYqMddH13L

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
1824	omsecor.exe
4884	omsecor.exe
3084	omsecor.exe
4672	omsecor.exe
3684	omsecor.exe
1000	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 2440 set thread context of 1216	2440	fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.exe	83
PID 1824 set thread context of 4884	1824	omsecor.exe	88
PID 3084 set thread context of 4672	3084	omsecor.exe	108
PID 3684 set thread context of 1000	3684	omsecor.exe	112

Program crash 4 IoCs

pid	pid_target	Process	procid_target
1068	2440	WerFault.exe	82
1108	1824	WerFault.exe	86
3004	3084	WerFault.exe	107
1576	3684	WerFault.exe	110

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	fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.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 2440 wrote to memory of 1216	2440	fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.exe	83
PID 2440 wrote to memory of 1216	2440	fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.exe	83
PID 2440 wrote to memory of 1216	2440	fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.exe	83
PID 2440 wrote to memory of 1216	2440	fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.exe	83
PID 2440 wrote to memory of 1216	2440	fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.exe	83
PID 1216 wrote to memory of 1824	1216	fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.exe	86
PID 1216 wrote to memory of 1824	1216	fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.exe	86
PID 1216 wrote to memory of 1824	1216	fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.exe	86
PID 1824 wrote to memory of 4884	1824	omsecor.exe	88
PID 1824 wrote to memory of 4884	1824	omsecor.exe	88
PID 1824 wrote to memory of 4884	1824	omsecor.exe	88
PID 1824 wrote to memory of 4884	1824	omsecor.exe	88
PID 1824 wrote to memory of 4884	1824	omsecor.exe	88
PID 4884 wrote to memory of 3084	4884	omsecor.exe	107
PID 4884 wrote to memory of 3084	4884	omsecor.exe	107
PID 4884 wrote to memory of 3084	4884	omsecor.exe	107
PID 3084 wrote to memory of 4672	3084	omsecor.exe	108
PID 3084 wrote to memory of 4672	3084	omsecor.exe	108
PID 3084 wrote to memory of 4672	3084	omsecor.exe	108
PID 3084 wrote to memory of 4672	3084	omsecor.exe	108
PID 3084 wrote to memory of 4672	3084	omsecor.exe	108
PID 4672 wrote to memory of 3684	4672	omsecor.exe	110
PID 4672 wrote to memory of 3684	4672	omsecor.exe	110
PID 4672 wrote to memory of 3684	4672	omsecor.exe	110
PID 3684 wrote to memory of 1000	3684	omsecor.exe	112
PID 3684 wrote to memory of 1000	3684	omsecor.exe	112
PID 3684 wrote to memory of 1000	3684	omsecor.exe	112
PID 3684 wrote to memory of 1000	3684	omsecor.exe	112
PID 3684 wrote to memory of 1000	3684	omsecor.exe	112

C:\Users\Admin\AppData\Local\Temp\fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.exe
"C:\Users\Admin\AppData\Local\Temp\fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Users\Admin\AppData\Local\Temp\fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.exe
  C:\Users\Admin\AppData\Local\Temp\fbed82a4fea09b2eab3bf28e53ae1e425cb5256b943af573534c01414a599c0d.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1216
- - 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:1824
  - - 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:4884
    - - 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:3084
      - 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:4672
        
        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:3684
        
        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:1000
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3684 -s 260
        8⤵
        Program crash
        
        PID:1576
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3084 -s 300
        6⤵
        Program crash
        
        PID:3004
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1824 -s 292
      4⤵
      Program crash
      PID:1108
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2440 -s 300
  2⤵
  - Program crash
  PID:1068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2440 -ip 2440
1⤵
PID:2460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1824 -ip 1824
1⤵
PID:644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3084 -ip 3084
1⤵
PID:468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3684 -ip 3684
1⤵
PID:3080

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
b51685eef353d07ded86760aeada6afe

SHA1
e0fb5bfa26993945e2b20fb4f7c69b09ccfb1433

SHA256
02d3fafed3628790eac03655e7f53daeac2fa42da91576655c51020f98ac66be

SHA512
3c7fd1b643e063a3b5d4f570b4d7ee7bbf84744abfd0f645e4de802e87728d980db406835938a950fa3fe9ea7e02eab2bc581681b251e177dc45af73ecec9aca

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

Filesize
96KB

MD5
6fe5522c701c5b1122616b91652e5dd6

SHA1
40edd3e6c6c94ef5af55ec00ab03dbe40598da57

SHA256
68afc70600a8bad5dd5d95a6c0342032075a25189d0b720cbb1c1699da34dc82

SHA512
29d2553011fd17f280a5e7f8538b734d0d0d0d40d0964ca33f6c293d59da4d78071ad8da9495a9dbd06a7e8b8da61e515e201f7ea25c3a83765c753b801bfaaa

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

Filesize
96KB

MD5
f592e427570965bf50eef06430c69aa2

SHA1
2327c61f75bd672c6b81b4c372dfe476fdef821d

SHA256
c9ab72f08f1f072358f55b70a78b17efededc6b4481d2abe67c5c7eba951ad60

SHA512
9067064129b673ca01b2c2b556ee71d0fd16574f7f7be1b6eaf3db700eb5ea5434d11a247f8e7d3c9d1d4f3c64fe189546973ecb18bdec72301fcfda9b96b5a3

Download Submit
memory/1000-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1000-58-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1000-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1000-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1216-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1216-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1216-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1216-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1824-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1824-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2440-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2440-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3084-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3084-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3684-54-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3684-45-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4672-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4672-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4672-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4884-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4884-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4884-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4884-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4884-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4884-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4884-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download