neconyd | 71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-01-2025 00:40

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General

Target

71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe
Size

96KB
MD5

62bb14a05c1ce9ce8dec97f5a134ad30
SHA1

1d5ac62685976da5a272a1aee97b47b56b7fef1e
SHA256

71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780
SHA512

a538e6ac4da02ea15dba077411a6f7a0a047d992453518eac50e4f7d06c191fe31270adafc66cb9ec01cce35a9989b1b6fbf8e207ec41956ddb191386ed2cff1
SSDEEP

1536:DnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxb:DGs8cd8eXlYairZYqMddH13b

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
2688	omsecor.exe
2648	omsecor.exe
536	omsecor.exe
1936	omsecor.exe
2320	omsecor.exe
1092	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2660	71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe
2660	71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe
2688	omsecor.exe
2648	omsecor.exe
2648	omsecor.exe
1936	omsecor.exe
1936	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 2636 set thread context of 2660	2636	71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe	30
PID 2688 set thread context of 2648	2688	omsecor.exe	32
PID 536 set thread context of 1936	536	omsecor.exe	36
PID 2320 set thread context of 1092	2320	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	71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.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 2636 wrote to memory of 2660	2636	71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe	30
PID 2636 wrote to memory of 2660	2636	71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe	30
PID 2636 wrote to memory of 2660	2636	71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe	30
PID 2636 wrote to memory of 2660	2636	71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe	30
PID 2636 wrote to memory of 2660	2636	71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe	30
PID 2636 wrote to memory of 2660	2636	71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe	30
PID 2660 wrote to memory of 2688	2660	71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe	31
PID 2660 wrote to memory of 2688	2660	71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe	31
PID 2660 wrote to memory of 2688	2660	71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe	31
PID 2660 wrote to memory of 2688	2660	71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe	31
PID 2688 wrote to memory of 2648	2688	omsecor.exe	32
PID 2688 wrote to memory of 2648	2688	omsecor.exe	32
PID 2688 wrote to memory of 2648	2688	omsecor.exe	32
PID 2688 wrote to memory of 2648	2688	omsecor.exe	32
PID 2688 wrote to memory of 2648	2688	omsecor.exe	32
PID 2688 wrote to memory of 2648	2688	omsecor.exe	32
PID 2648 wrote to memory of 536	2648	omsecor.exe	35
PID 2648 wrote to memory of 536	2648	omsecor.exe	35
PID 2648 wrote to memory of 536	2648	omsecor.exe	35
PID 2648 wrote to memory of 536	2648	omsecor.exe	35
PID 536 wrote to memory of 1936	536	omsecor.exe	36
PID 536 wrote to memory of 1936	536	omsecor.exe	36
PID 536 wrote to memory of 1936	536	omsecor.exe	36
PID 536 wrote to memory of 1936	536	omsecor.exe	36
PID 536 wrote to memory of 1936	536	omsecor.exe	36
PID 536 wrote to memory of 1936	536	omsecor.exe	36
PID 1936 wrote to memory of 2320	1936	omsecor.exe	37
PID 1936 wrote to memory of 2320	1936	omsecor.exe	37
PID 1936 wrote to memory of 2320	1936	omsecor.exe	37
PID 1936 wrote to memory of 2320	1936	omsecor.exe	37
PID 2320 wrote to memory of 1092	2320	omsecor.exe	38
PID 2320 wrote to memory of 1092	2320	omsecor.exe	38
PID 2320 wrote to memory of 1092	2320	omsecor.exe	38
PID 2320 wrote to memory of 1092	2320	omsecor.exe	38
PID 2320 wrote to memory of 1092	2320	omsecor.exe	38
PID 2320 wrote to memory of 1092	2320	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe
"C:\Users\Admin\AppData\Local\Temp\71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2636
- C:\Users\Admin\AppData\Local\Temp\71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe
  C:\Users\Admin\AppData\Local\Temp\71f041c2226479cd85399a52ad3b825cc49b0e408f7a6c25f8322aca1474f780N.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2660
- - 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:2688
  - - 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:2648
    - - 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:536
      - 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:1936
        
        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:2320
        
        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:1092

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

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

Filesize
96KB

MD5
0b3b42c52445e6795811414d69a3c890

SHA1
ad79a0c72d7067bc25430436aa01ea0840f37065

SHA256
00b0a4962bdef18c5088433a3ae26cbb03ccd6cb71d1ac3c69fb55d10353a17d

SHA512
3ba115c99f847103afe2fcebdfe57db314b46953049c3b48b0cb077a9fa9005ed95260c9571fca4e0506e6c9f9fafb38503908fc7941f419f92c47bc97d41442

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

Filesize
96KB

MD5
2fc11d99fbd2a69de6c3f3cac38053d5

SHA1
835b7515d442a970703b14f013d8d228d31ec0fa

SHA256
e74d9d096dd0dc163f770321675b4a528eb060f2e2b8ec49e7cc2d7a63c6349e

SHA512
de2cffa95add1a651215b34715953a635e2d6a76720f1df71b86d39308f4b7d8de09f82dd2b51e89dff65d9892c9269a42ecab6d34cb91ee497a5b7dbf643d21

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
ac496b508d38884bdba6e1a63bb8c72b

SHA1
e7d45f3145bfc067923e435c615491952aace492

SHA256
f9e10a4f8658682963d8b90e54b62f6f742122874dd59520dd17ec8d67397442

SHA512
c9ca663d2618fa69a690cb7b7217d786a741d7247a7ffe8b98d7785a102025d671dba8f6a4f38c00089b7c011cf385ba8950b71d29641cdd9bdc319235723d33

Download Submit
memory/536-69-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1092-92-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1936-73-0x00000000001D0000-0x00000000001F3000-memory.dmp

Filesize
140KB

Download
memory/2320-90-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2320-82-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2636-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2636-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2648-59-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2648-51-0x00000000003C0000-0x00000000003E3000-memory.dmp

Filesize
140KB

Download
memory/2648-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2648-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2648-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2648-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2660-16-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2660-14-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2660-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2660-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2660-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2660-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2660-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2688-23-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2688-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download