neconyd | ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a

General

Target

ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.exe
Size

80KB
MD5

da076b2ed075a780af25e7c8c523a56c
SHA1

9f109ea722d2a1c9ba0593bf40a1557ef1fa33d4
SHA256

ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a
SHA512

134821e7cd856403a6ee3b4224093baec2d6c8f0de9cc1189a51d6b9c2efa578e2d1485cd1b54ef2ed89c04aaf192d07c33a93411520c79445caff5aced263fd
SSDEEP

768:/fMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uAK:/fbIvYvZEyFKF6N4yS+AQmZTl/5S

Score

10^/10

neconyd discovery trojan

Malware Config

Extracted

Family

neconyd

C2

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 3 IoCs

pid	Process
1872	omsecor.exe
2684	omsecor.exe
2420	omsecor.exe

Loads dropped DLL 6 IoCs

pid	Process
2484	ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.exe
2484	ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.exe
1872	omsecor.exe
1872	omsecor.exe
2684	omsecor.exe
2684	omsecor.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.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 12 IoCs

description	pid	Process	procid_target
PID 2484 wrote to memory of 1872	2484	ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.exe	30
PID 2484 wrote to memory of 1872	2484	ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.exe	30
PID 2484 wrote to memory of 1872	2484	ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.exe	30
PID 2484 wrote to memory of 1872	2484	ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.exe	30
PID 1872 wrote to memory of 2684	1872	omsecor.exe	33
PID 1872 wrote to memory of 2684	1872	omsecor.exe	33
PID 1872 wrote to memory of 2684	1872	omsecor.exe	33
PID 1872 wrote to memory of 2684	1872	omsecor.exe	33
PID 2684 wrote to memory of 2420	2684	omsecor.exe	34
PID 2684 wrote to memory of 2420	2684	omsecor.exe	34
PID 2684 wrote to memory of 2420	2684	omsecor.exe	34
PID 2684 wrote to memory of 2420	2684	omsecor.exe	34

C:\Users\Admin\AppData\Local\Temp\ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.exe
"C:\Users\Admin\AppData\Local\Temp\ef230aeb533543aaf7ed3bdd383958e36e936151f4d955593c6458b1044d203a.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2484
- C:\Users\Admin\AppData\Roaming\omsecor.exe
  C:\Users\Admin\AppData\Roaming\omsecor.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1872
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - 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
      System Location Discovery: System Language Discovery
      PID:2420

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
80KB

MD5
4930377a5451987222094d54c8bf4048

SHA1
364a3f18bdd62c1fb6ba18787c6255755fa2c8e4

SHA256
ea728b35c2db687b50470ab9b908f6f98c1b356752f9174e4a20aa6dd92b6ce4

SHA512
3ac22ac826fb09d85af3e4bd7b661f57eee5d22a85d77da2784ca05049c382a580b34d0f71cdae8e851b2fe2ad3b24a9944c4659037ee74d3ce07fc68dcf4496

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

Filesize
80KB

MD5
042befd6fa5b825709f0ea97bc2ab0d0

SHA1
73a60e27ea53b85ff29fc003d60804347584fc0b

SHA256
11c1f13a10b28cceeb6cd16ff4dae844f1cf05cc3905af4d2be72938602bccba

SHA512
dd02b3ee33a9645602b36df70fbf20d9d1cebf6ade1c4be602e3bafa37dd92e0e1c4abc395cbc777b86b825957cbb92d047d5357c0bfd0b7ecd947283b84dd07

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
80KB

MD5
a60951453f60aedcd8b924635a4289bf

SHA1
f24dc44779243c70e8a125508358d0f61dfd4fe5

SHA256
8b54a22d926f12ef9088ec41875eef89503713661379b0b9743d2d1604f4ec14

SHA512
0308746e318f674b8b74b347544e602f72c4b39628f18e6bf90e93eaf1a455704573b799f594ed948c8f26b14610f70622448751f7a5bdf9fcba01a044a71c9c

Download Submit

Analysis

Sharing