neconyd | 1402d55ebe79764aa6b500d90065bfe6cac3be6e4b121d503aade48ba3beab58

Analysis

max time kernel
122s
max time network
135s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
31/12/2024, 16:34

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General

Target

JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.exe
Size

4.5MB
MD5

28867a2af3f4c42a66c63bd16404e801
SHA1

8e1bfb09703a0606f6852d12c0cf765d45e1cf2f
SHA256

1402d55ebe79764aa6b500d90065bfe6cac3be6e4b121d503aade48ba3beab58
SHA512

2d6e929894a2156be074fa055ba0062323a6ed0dd4ae513f1fe4a0666b8fd91181dd6d9f38a8f3c0eb9550433c9d7bede553f73f0a032b3c3dbfa5e7c9c11c73
SSDEEP

24576:29Z9yn0hTZrIbAEu8CkB7mA5yupIIKQS9YRXT8HU/ny5U5DB:QKnuTZh8JUUyJCS9CXT8Enys

Score

10^/10

neconyd discovery trojan

Malware Config

Signatures

Neconyd
Neconyd is a trojan written in C++.
trojan neconyd
Neconyd family
neconyd

Executes dropped EXE 3 IoCs

pid	Process
1300	omsecor.exe
2992	omsecor.exe
1984	omsecor.exe

Loads dropped DLL 6 IoCs

pid	Process
2368	JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.exe
2368	JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.exe
1300	omsecor.exe
1300	omsecor.exe
2992	omsecor.exe
2992	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	JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 1300	2368	JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.exe	30
PID 2368 wrote to memory of 1300	2368	JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.exe	30
PID 2368 wrote to memory of 1300	2368	JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.exe	30
PID 2368 wrote to memory of 1300	2368	JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.exe	30
PID 1300 wrote to memory of 2992	1300	omsecor.exe	33
PID 1300 wrote to memory of 2992	1300	omsecor.exe	33
PID 1300 wrote to memory of 2992	1300	omsecor.exe	33
PID 1300 wrote to memory of 2992	1300	omsecor.exe	33
PID 2992 wrote to memory of 1984	2992	omsecor.exe	34
PID 2992 wrote to memory of 1984	2992	omsecor.exe	34
PID 2992 wrote to memory of 1984	2992	omsecor.exe	34
PID 2992 wrote to memory of 1984	2992	omsecor.exe	34

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2368
- 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:1300
- - 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:2992
  - - 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:1984

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
4.5MB

MD5
bb166f2e5141214baf2ff26f4dd7002b

SHA1
7519e5f63c1e5a73ab06345dc06c3a9782b26427

SHA256
11c6f34f46d95c9a7b10908b4207dbfee208767d1d02c555a6acaa57718d8028

SHA512
3cb4667a266fc70fb5d038eaf21da62de4b83cb48f912084bad527c9bfe72e54ec0d740cba5f81a62ba2a3b504f2e840a8d26c4e98b51f0cc72a0bd9beca52c3

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

Filesize
4.5MB

MD5
c6cbac1499123622169830323ce22532

SHA1
840c3fb3eda965c1074396207cf7aa0a52b14267

SHA256
0ef41fd14ae125d096724caa8a639dbce88af32e604a69b7b531a6cfedffa6fc

SHA512
9620564b08053cf38e1553d2709929269e06e05d92774c8d7f5899098e7491ba808306798b8a3456ef13bf2201761c4132a30869956519b0fcd00b206bbc37e5

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
4.5MB

MD5
b7861986490f0adcea7720ce9ba80c82

SHA1
76af0fb6bd9bbcfe70fdfd6a0e5e13a4c2aee0e1

SHA256
0e0c95d186779d23b18b3fc65073b8544d6e92283896d34a25b57cbf35b39418

SHA512
a87f48ad92b5be01178dca33c6e615e74506f10fa48720a3329d6f87f621c447b17b7fe98fd3976f2699229c56fb805d9a80733a0cdd4811b3eeacfbf443a415

Download Submit