neconyd | f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357e

Analysis

max time kernel
115s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2024 08:40

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General

Target

f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.exe
Size

96KB
MD5

af6119db2aab92ae41d30664b84f3670
SHA1

61939f02faaa197504b9630be8d7e6e75c49654b
SHA256

f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357e
SHA512

12b86225feb6a4819cecf045e26d11952c998c270111ee8e8dfb2708ff8d779c91545fc98db60ff52fec86378b7bb9d54303a2f725fdb292f5b00746865c996d
SSDEEP

1536:bnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxx7:bGs8cd8eXlYairZYqMddH137

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
1988	omsecor.exe
1460	omsecor.exe
4312	omsecor.exe
5032	omsecor.exe
1272	omsecor.exe
1420	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 4860 set thread context of 4916	4860	f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.exe	83
PID 1988 set thread context of 1460	1988	omsecor.exe	88
PID 4312 set thread context of 5032	4312	omsecor.exe	108
PID 1272 set thread context of 1420	1272	omsecor.exe	111

Program crash 4 IoCs

pid	pid_target	Process	procid_target
1264	4860	WerFault.exe	82
4496	1988	WerFault.exe	86
1204	4312	WerFault.exe	107
3232	1272	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	f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.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 4860 wrote to memory of 4916	4860	f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.exe	83
PID 4860 wrote to memory of 4916	4860	f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.exe	83
PID 4860 wrote to memory of 4916	4860	f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.exe	83
PID 4860 wrote to memory of 4916	4860	f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.exe	83
PID 4860 wrote to memory of 4916	4860	f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.exe	83
PID 4916 wrote to memory of 1988	4916	f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.exe	86
PID 4916 wrote to memory of 1988	4916	f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.exe	86
PID 4916 wrote to memory of 1988	4916	f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.exe	86
PID 1988 wrote to memory of 1460	1988	omsecor.exe	88
PID 1988 wrote to memory of 1460	1988	omsecor.exe	88
PID 1988 wrote to memory of 1460	1988	omsecor.exe	88
PID 1988 wrote to memory of 1460	1988	omsecor.exe	88
PID 1988 wrote to memory of 1460	1988	omsecor.exe	88
PID 1460 wrote to memory of 4312	1460	omsecor.exe	107
PID 1460 wrote to memory of 4312	1460	omsecor.exe	107
PID 1460 wrote to memory of 4312	1460	omsecor.exe	107
PID 4312 wrote to memory of 5032	4312	omsecor.exe	108
PID 4312 wrote to memory of 5032	4312	omsecor.exe	108
PID 4312 wrote to memory of 5032	4312	omsecor.exe	108
PID 4312 wrote to memory of 5032	4312	omsecor.exe	108
PID 4312 wrote to memory of 5032	4312	omsecor.exe	108
PID 5032 wrote to memory of 1272	5032	omsecor.exe	110
PID 5032 wrote to memory of 1272	5032	omsecor.exe	110
PID 5032 wrote to memory of 1272	5032	omsecor.exe	110
PID 1272 wrote to memory of 1420	1272	omsecor.exe	111
PID 1272 wrote to memory of 1420	1272	omsecor.exe	111
PID 1272 wrote to memory of 1420	1272	omsecor.exe	111
PID 1272 wrote to memory of 1420	1272	omsecor.exe	111
PID 1272 wrote to memory of 1420	1272	omsecor.exe	111

C:\Users\Admin\AppData\Local\Temp\f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.exe
"C:\Users\Admin\AppData\Local\Temp\f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4860
- C:\Users\Admin\AppData\Local\Temp\f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.exe
  C:\Users\Admin\AppData\Local\Temp\f2a4d64a0d9aa0dee4e98b0d2099e94fc62211eda72329960deaeb865131357eN.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4916
- - 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:1988
  - - 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:1460
    - - 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:4312
      - 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:5032
        
        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:1272
        
        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:1420
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1272 -s 268
        8⤵
        Program crash
        
        PID:3232
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4312 -s 292
        6⤵
        Program crash
        
        PID:1204
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1988 -s 300
      4⤵
      Program crash
      PID:4496
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 288
  2⤵
  - Program crash
  PID:1264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4860 -ip 4860
1⤵
PID:5016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1988 -ip 1988
1⤵
PID:3996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4312 -ip 4312
1⤵
PID:4400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1272 -ip 1272
1⤵
PID:2704

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
5afc1031d062d5ba8d3598b75323d9ed

SHA1
5768628ccc3ae0b5486e8645977385cd0677d3ec

SHA256
7106aabc22040dac419d073493ef2875d659f9bbeab6056d1a17b007e27a1d9c

SHA512
a3ae1f0b9e48002bf61c2170cdfcdc4206245e4cd63296f245d3f367eaecf16c4bd01097cc4dc821bfe7e7a87ed1eab54d8509fcf46b68c83214094780d62a41

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

Filesize
96KB

MD5
b52ca1e189cb5fbe81f74f0704df65be

SHA1
e5071bfd61f584b633c69566cdbe913a0d5b5697

SHA256
fc1736abf6af7c2aef555f564606f0df15cf9739524ce13d91ff57f7a8187255

SHA512
95c46c8fb5d87d64d3fee878d917ffadec8265d6747bb288bb823987784f2c6114dad964dbc70c81b512f24dc1d48422703540f1f53d4a77b51e3729647f37a8

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

Filesize
96KB

MD5
5cc2d9858a102461b84f22e4f345e3b8

SHA1
c9483c8d2bd44bda9575ebee9b2adf8303f3fd9c

SHA256
442911949202dbff4ab43bd4cdb185e28548ed5aedffed569bd2582741d2ecaa

SHA512
a26496edb9073585ef94617d1b92898e9ab5dad1feaccf166fd22d1c7341464fb081db4a9ad966606209ad6b17ed788f1d21b233911413e44e4ac7d1a342ca0f

Download Submit
memory/1272-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1272-43-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1420-52-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1420-47-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1420-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1460-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1460-28-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1460-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1460-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1460-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1460-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1460-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1988-16-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1988-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4312-49-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4312-30-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4860-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4860-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4916-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4916-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4916-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4916-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5032-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5032-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5032-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download