neconyd | f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a

General

Target

f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe
Size

64KB
MD5

faa1f0708a24f1248f743e820a405109
SHA1

a412e6fab7fb4dcdb7f5d8c2994649380056e7a0
SHA256

f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a
SHA512

261f2f1c3982146fbef8e58b7cc0bd507af25e70f40bc3cb382f8f161d3409d17d10ebb742dc7e5c1a95482273cf7843af92f11ac5c7c739254f1e2732d3d9e8
SSDEEP

768:KMEIvFGvZEr8LFK0ic46N47eSdYAHwmZwSp6JXXlaa5uAN:KbIvYvZEyFKF6N4yS+AQmZcl/51

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
2772	omsecor.exe
1140	omsecor.exe
2408	omsecor.exe

Loads dropped DLL 6 IoCs

pid	Process
2716	f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe
2716	f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe
2772	omsecor.exe
2772	omsecor.exe
1140	omsecor.exe
1140	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	f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 2772	2716	f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe	30
PID 2716 wrote to memory of 2772	2716	f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe	30
PID 2716 wrote to memory of 2772	2716	f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe	30
PID 2716 wrote to memory of 2772	2716	f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe	30
PID 2772 wrote to memory of 1140	2772	omsecor.exe	32
PID 2772 wrote to memory of 1140	2772	omsecor.exe	32
PID 2772 wrote to memory of 1140	2772	omsecor.exe	32
PID 2772 wrote to memory of 1140	2772	omsecor.exe	32
PID 1140 wrote to memory of 2408	1140	omsecor.exe	33
PID 1140 wrote to memory of 2408	1140	omsecor.exe	33
PID 1140 wrote to memory of 2408	1140	omsecor.exe	33
PID 1140 wrote to memory of 2408	1140	omsecor.exe	33

C:\Users\Admin\AppData\Local\Temp\f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe
"C:\Users\Admin\AppData\Local\Temp\f5b1ea19507d9dfbbac7555162dbb673fb3e6506e6775f8a9c90de0b20bb895a.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2716
- 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:2772
- - 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:1140
  - - 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:2408

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
64KB

MD5
1c347f2656a9aa3867ecb159f99856d4

SHA1
3d88ae5cbb444b98c515e00507cd3d2063d42d51

SHA256
48e8a3f4939995f5ff2fc1fa5a8e2ba03897d0fff924f28c51ed3d55a07b98a9

SHA512
92e832605d20876945463d924a993eabae5aa9a74f2816bf71949466ceae2013f09c50ec3808e79943ef7a3c2b7ed81e7155c8377b3e62885c73cb652a9f080c

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

Filesize
64KB

MD5
224d76d7095ac03b0d0f35e8b8e1590b

SHA1
978f3b3e681bbb5c6ac6130758edae821343c368

SHA256
7f364db1e4983b485c468a6b43d10a8d67ebb38bc19d52c8ef412711905af4b5

SHA512
5405e8b972c97b0c11bea6805b372e3225dd8a30120420f0cf2cdec56305e237e007f4823b6a1cad37b12cfa75e07f6707b61184bb41aeeaca5daaba858304d5

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
64KB

MD5
19dd31190fabe60e06a29db80ad95aaa

SHA1
b17d3d758faeb594ebffa3a69118ddbcdd601585

SHA256
4aa572e5312cdda63e3ff7c5c37fbd4c1736b91078a88be3aced26fee99426cb

SHA512
e579c51e1f211544f2a0cbe666fc0912fd99100abf46936613fff9900e6c956305019487f9f986b270c54640d0b36b705dcf0ec1a984de211f758a85ecfee47b

Download Submit

Analysis

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