neconyd | b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385

Analysis

max time kernel
118s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
02/02/2025, 13:03

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General

Target

b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe
Size

96KB
MD5

82ec32e61d3cc855216c94aad2018f85
SHA1

95032b286624fc8c10a48a2c4ec163b0d695976e
SHA256

b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385
SHA512

0b5c54953891e065906f62d65afc9f3ca7684ed7ed578ade6a7e32e6f378bca823045de58f3ee303838da179f52d98eb8f6fcc3881a6979628beab961778f013
SSDEEP

1536:MnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxb:MGs8cd8eXlYairZYqMddH13b

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
2684	omsecor.exe
948	omsecor.exe
740	omsecor.exe
636	omsecor.exe
4828	omsecor.exe
4860	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 4892 set thread context of 1072	4892	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	84
PID 2684 set thread context of 948	2684	omsecor.exe	90
PID 740 set thread context of 636	740	omsecor.exe	101
PID 4828 set thread context of 4860	4828	omsecor.exe	105

Program crash 4 IoCs

pid	pid_target	Process	procid_target
3540	4892	WerFault.exe	82
1668	2684	WerFault.exe	88
812	740	WerFault.exe	100
4720	4828	WerFault.exe	103

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	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.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 4892 wrote to memory of 1072	4892	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	84
PID 4892 wrote to memory of 1072	4892	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	84
PID 4892 wrote to memory of 1072	4892	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	84
PID 4892 wrote to memory of 1072	4892	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	84
PID 4892 wrote to memory of 1072	4892	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	84
PID 1072 wrote to memory of 2684	1072	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	88
PID 1072 wrote to memory of 2684	1072	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	88
PID 1072 wrote to memory of 2684	1072	b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe	88
PID 2684 wrote to memory of 948	2684	omsecor.exe	90
PID 2684 wrote to memory of 948	2684	omsecor.exe	90
PID 2684 wrote to memory of 948	2684	omsecor.exe	90
PID 2684 wrote to memory of 948	2684	omsecor.exe	90
PID 2684 wrote to memory of 948	2684	omsecor.exe	90
PID 948 wrote to memory of 740	948	omsecor.exe	100
PID 948 wrote to memory of 740	948	omsecor.exe	100
PID 948 wrote to memory of 740	948	omsecor.exe	100
PID 740 wrote to memory of 636	740	omsecor.exe	101
PID 740 wrote to memory of 636	740	omsecor.exe	101
PID 740 wrote to memory of 636	740	omsecor.exe	101
PID 740 wrote to memory of 636	740	omsecor.exe	101
PID 740 wrote to memory of 636	740	omsecor.exe	101
PID 636 wrote to memory of 4828	636	omsecor.exe	103
PID 636 wrote to memory of 4828	636	omsecor.exe	103
PID 636 wrote to memory of 4828	636	omsecor.exe	103
PID 4828 wrote to memory of 4860	4828	omsecor.exe	105
PID 4828 wrote to memory of 4860	4828	omsecor.exe	105
PID 4828 wrote to memory of 4860	4828	omsecor.exe	105
PID 4828 wrote to memory of 4860	4828	omsecor.exe	105
PID 4828 wrote to memory of 4860	4828	omsecor.exe	105

C:\Users\Admin\AppData\Local\Temp\b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe
"C:\Users\Admin\AppData\Local\Temp\b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4892
- C:\Users\Admin\AppData\Local\Temp\b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe
  C:\Users\Admin\AppData\Local\Temp\b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe
  2⤵
  - 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
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2684
  - - 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:948
    - - 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:740
      - 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:636
        
        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:4828
        
        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:4860
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4828 -s 224
        8⤵
        Program crash
        
        PID:4720
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 740 -s 292
        6⤵
        Program crash
        
        PID:812
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2684 -s 288
      4⤵
      Program crash
      PID:1668
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 288
  2⤵
  - Program crash
  PID:3540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4892 -ip 4892
1⤵
PID:3344

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 2684 -ip 2684
1⤵
PID:2044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 740 -ip 740
1⤵
PID:32

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4828 -ip 4828
1⤵
PID:3176

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
185cd751140564fc02b2c5a5a0814202

SHA1
46c4b43014332f30e9736d73f08b4fb37f621ea6

SHA256
e87c9f8994583a0a39bbf72edaa9a60b8f069cad1c776ccbcd475f3ce8257d70

SHA512
3b9f02ab350ed9ff5df43856935d5fe74a13821065a60b5236a38ce5fa622cef93135051558d48cbdebcdff242cc8d23808b77c68162686c4f8e033f1e6b0e91

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

Filesize
96KB

MD5
b4edde9ecce673eb4f02b16fb9ef291d

SHA1
9e81626129858fc9c02e9fac95ccc592bced1b57

SHA256
c94288e71549ed0d3cdc1385f7ed36eb1b4517b49411c1bf967f963cebf6bb41

SHA512
d40f4fd78a894ef75e4f0a3c3e9bc6d720aa2980af72b437f144d86e28850ce4798dff1aaf2fc84fca135ccbb60fbfb18387cf83626a50e9e57906e79c67f17f

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

Filesize
96KB

MD5
774b8c0d66dccbebc7ed81ed620d2be3

SHA1
099098fe0e460df33524452081f532cddfa8a491

SHA256
7b1c665ed702558c7eaa4bd2c4b439a2a63fca3dfc96e34221bb6c5b033d4149

SHA512
74e0fcbe3f4cc231627f8d157520272a80b72d3b760d603c74b483c4a816820284a3fc084b9b630fddd8fec37c6552204fa2232d3e203e3de38dbd3920f30c51

Download Submit
memory/636-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/636-43-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/636-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/740-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/740-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/948-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/948-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/948-31-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/948-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/948-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/948-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/948-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1072-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1072-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1072-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1072-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2684-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2684-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4828-45-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4828-53-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4860-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4860-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4860-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4892-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4892-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download