neconyd | 2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842

Analysis

max time kernel
146s
max time network
146s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/01/2025, 22:07

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General

Target

2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe
Size

96KB
MD5

935034ed710c7393ffc572c5f46674cd
SHA1

0d5e36171d8491af625a580969badcb4805c62fb
SHA256

2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842
SHA512

cbaba63a8b020aa64318c7c78b07d5d6c242b97a6c229c26676b64c6f8298208d7c61ea577b8a3fec5f1505b965b886d09cf149ec6c13ddeccab0a375cdf50f1
SSDEEP

1536:lnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxb:lGs8cd8eXlYairZYqMddH13b

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
2396	omsecor.exe
2340	omsecor.exe
2000	omsecor.exe
1044	omsecor.exe
1512	omsecor.exe
2448	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2932	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe
2932	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe
2396	omsecor.exe
2340	omsecor.exe
2340	omsecor.exe
1044	omsecor.exe
1044	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 2532 set thread context of 2932	2532	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	30
PID 2396 set thread context of 2340	2396	omsecor.exe	32
PID 2000 set thread context of 1044	2000	omsecor.exe	36
PID 1512 set thread context of 2448	1512	omsecor.exe	38

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	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.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 36 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 2932	2532	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	30
PID 2532 wrote to memory of 2932	2532	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	30
PID 2532 wrote to memory of 2932	2532	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	30
PID 2532 wrote to memory of 2932	2532	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	30
PID 2532 wrote to memory of 2932	2532	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	30
PID 2532 wrote to memory of 2932	2532	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	30
PID 2932 wrote to memory of 2396	2932	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	31
PID 2932 wrote to memory of 2396	2932	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	31
PID 2932 wrote to memory of 2396	2932	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	31
PID 2932 wrote to memory of 2396	2932	2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe	31
PID 2396 wrote to memory of 2340	2396	omsecor.exe	32
PID 2396 wrote to memory of 2340	2396	omsecor.exe	32
PID 2396 wrote to memory of 2340	2396	omsecor.exe	32
PID 2396 wrote to memory of 2340	2396	omsecor.exe	32
PID 2396 wrote to memory of 2340	2396	omsecor.exe	32
PID 2396 wrote to memory of 2340	2396	omsecor.exe	32
PID 2340 wrote to memory of 2000	2340	omsecor.exe	35
PID 2340 wrote to memory of 2000	2340	omsecor.exe	35
PID 2340 wrote to memory of 2000	2340	omsecor.exe	35
PID 2340 wrote to memory of 2000	2340	omsecor.exe	35
PID 2000 wrote to memory of 1044	2000	omsecor.exe	36
PID 2000 wrote to memory of 1044	2000	omsecor.exe	36
PID 2000 wrote to memory of 1044	2000	omsecor.exe	36
PID 2000 wrote to memory of 1044	2000	omsecor.exe	36
PID 2000 wrote to memory of 1044	2000	omsecor.exe	36
PID 2000 wrote to memory of 1044	2000	omsecor.exe	36
PID 1044 wrote to memory of 1512	1044	omsecor.exe	37
PID 1044 wrote to memory of 1512	1044	omsecor.exe	37
PID 1044 wrote to memory of 1512	1044	omsecor.exe	37
PID 1044 wrote to memory of 1512	1044	omsecor.exe	37
PID 1512 wrote to memory of 2448	1512	omsecor.exe	38
PID 1512 wrote to memory of 2448	1512	omsecor.exe	38
PID 1512 wrote to memory of 2448	1512	omsecor.exe	38
PID 1512 wrote to memory of 2448	1512	omsecor.exe	38
PID 1512 wrote to memory of 2448	1512	omsecor.exe	38
PID 1512 wrote to memory of 2448	1512	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe
"C:\Users\Admin\AppData\Local\Temp\2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Users\Admin\AppData\Local\Temp\2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe
  C:\Users\Admin\AppData\Local\Temp\2a1a5c77cd97606c5accdd839862a6d53d5f8d080b61e0399f7085534e156842.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2932
- - C:\Users\Admin\AppData\Roaming\omsecor.exe
    C:\Users\Admin\AppData\Roaming\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2396
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2340
    - - 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:2000
      - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\SysWOW64\omsecor.exe
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1044
        
        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:1512
        
        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:2448

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
e1f1ff1da39a6baaf4dbf3deaa1af0cd

SHA1
486b5dcbb9d9693c649cd1f10a0a57cd475f9729

SHA256
97337c0f5cfef23c7093870b4cf3ea51131fc82100798e7f8312d0c1fbb4ad89

SHA512
8d29cd772da12d046e9bd5dc69623b1fe2e4533c0efd20617a69724ccd49947942c5a106b40d4a2355acdd1d6cd6cfad7dd18fac3ad3d763795e56c90c508069

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

Filesize
96KB

MD5
f7d7727a1210a9bddb081ca2ae0deec6

SHA1
30bafd006c126ef29ff8165a0fa20ae0c5e63c92

SHA256
0cc3dc5d94ebab29a752725ae995429e013a6f233fbfea4e544c940803e1be75

SHA512
0acd371d2c36e6e476ada48a6392181e8030165b8fa08f5d13b3d945b919d567141e2ef664c29cb9bf93eaa37c10c0d5ffa92b86ab34362fe115f473f7e66dba

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
d1b68d80bf8541eb61d2c515538fded5

SHA1
d011a3ea1d2e581dd6f3deccec2fbe123ff8ca1e

SHA256
954d7ab06a5455ad735fc8e085656be9559a1ce71a15e6302538161a1c7acfcb

SHA512
2f75b9857158414cef9acf0a18d6c047ca926fbc533917a295c0416d3b7cb2a455e51c5117ffa318dc9d9e60dcffb1f552ed7cbf3e415a4e797e2b009892ee02

Download Submit
memory/1512-88-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1512-80-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2000-67-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2000-58-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2340-55-0x0000000000350000-0x0000000000373000-memory.dmp

Filesize
140KB

Download
memory/2340-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2340-48-0x0000000000350000-0x0000000000373000-memory.dmp

Filesize
140KB

Download
memory/2340-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2340-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2340-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2340-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2396-21-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2396-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2396-24-0x00000000001E0000-0x0000000000203000-memory.dmp

Filesize
140KB

Download
memory/2448-90-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2448-93-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2532-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2532-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2932-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2932-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2932-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2932-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2932-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download