neconyd | 3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9

General

Target

3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe
Size

80KB
MD5

8c4c386190b625b32bd6f10b89289250
SHA1

b2ccd6e71e1b241fb65991f03b98b5ce012eea29
SHA256

3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9
SHA512

d7d6b4157ab90eb6883b336c6d8c7e07f93f571ff0f4212e7ed0abc6b5ae17259fd2dec366e764a7f65026f506219e78ed05cb8cdeac36584dc3597b531a8039
SSDEEP

1536:9d9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZcl/52izbR9XwzJ:1dseIOMEZEyFjEOFqTiQmOl/5xPvwV

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
1812	omsecor.exe
2044	omsecor.exe
1508	omsecor.exe

Loads dropped DLL 6 IoCs

pid	Process
1660	3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe
1660	3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe
1812	omsecor.exe
1812	omsecor.exe
2044	omsecor.exe
2044	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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1660 wrote to memory of 1812	1660	3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe	31
PID 1660 wrote to memory of 1812	1660	3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe	31
PID 1660 wrote to memory of 1812	1660	3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe	31
PID 1660 wrote to memory of 1812	1660	3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe	31
PID 1812 wrote to memory of 2044	1812	omsecor.exe	34
PID 1812 wrote to memory of 2044	1812	omsecor.exe	34
PID 1812 wrote to memory of 2044	1812	omsecor.exe	34
PID 1812 wrote to memory of 2044	1812	omsecor.exe	34
PID 2044 wrote to memory of 1508	2044	omsecor.exe	35
PID 2044 wrote to memory of 1508	2044	omsecor.exe	35
PID 2044 wrote to memory of 1508	2044	omsecor.exe	35
PID 2044 wrote to memory of 1508	2044	omsecor.exe	35

C:\Users\Admin\AppData\Local\Temp\3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe
"C:\Users\Admin\AppData\Local\Temp\3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1660
- 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:1812
- - 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:2044
  - - 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:1508

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

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Downloads

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

Filesize
80KB

MD5
5df463b0c0fc9714cf99af9ea950dce3

SHA1
1894a4b4032f935f6b5d91cb2c2f4341825e6d05

SHA256
0f213501a710b1f8689c9537f33bac82ff9ba01536f34cff3482a881149fc211

SHA512
c18fb657a99db28027bd99ce9386fd5a5a903cd2fe787948944a2d9697be7ef35cb9827e55630abc5e076a12e94cb50c419539931692b48720fb8cc979cab648

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

Filesize
80KB

MD5
287afeb42b429cbb05fce56790b13aae

SHA1
f9cc35a908fdf6e8232378555960e999536719f6

SHA256
536042c9c271fd65208d245159a2f48a0f6973f2c99d132851081969a8b2a606

SHA512
967e6aff37de4b83c19d8a9a39f2d8d50fd57c9c7d348e64b3bf14043fc41bd50ccc461d48c4a3d00344e9750871999c054cc7971fadbbafefdae9ba0abfcb47

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
80KB

MD5
2ebbd13e4293994cf3b292edfdd6cf07

SHA1
4654cf93d350b44a335eb814cfaa0b5f78846e9a

SHA256
4b219d7fdf4947243644a7cf8aa2525141ce958cf26bf8945c77641fe8ab5788

SHA512
3a6a0bb2039140131abe8668898a28bad1043d00e192a11b9cee90585f44e86ed8170c320a12e1a2271eaddaafcd5161cd6e7ed9931ca279a5d002790904e255

Download Submit

Analysis

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