neconyd | 1402d55ebe79764aa6b500d90065bfe6cac3be6e4b121d503aade48ba3beab58

Analysis

max time kernel
145s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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
1372	omsecor.exe
4176	omsecor.exe
3096	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	JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.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 9 IoCs

description	pid	Process	procid_target
PID 4200 wrote to memory of 1372	4200	JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.exe	83
PID 4200 wrote to memory of 1372	4200	JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.exe	83
PID 4200 wrote to memory of 1372	4200	JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.exe	83
PID 1372 wrote to memory of 4176	1372	omsecor.exe	100
PID 1372 wrote to memory of 4176	1372	omsecor.exe	100
PID 1372 wrote to memory of 4176	1372	omsecor.exe	100
PID 4176 wrote to memory of 3096	4176	omsecor.exe	101
PID 4176 wrote to memory of 3096	4176	omsecor.exe	101
PID 4176 wrote to memory of 3096	4176	omsecor.exe	101

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_28867a2af3f4c42a66c63bd16404e801.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4200
- C:\Users\Admin\AppData\Roaming\omsecor.exe
  C:\Users\Admin\AppData\Roaming\omsecor.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1372
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4176
  - - 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:3096

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

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Downloads

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

Filesize
4.5MB

MD5
0bd04ef6e12b8a2cee1d8c7b7f899f07

SHA1
b6692cab95df67f1ee862a01c0173cc7ba7ce72a

SHA256
68cac04ae8512e0a5a05c1578db4962fd7ec9c87dffd799e93126577f9e4c098

SHA512
6ac2e7dd64d1ae4b302bd72b2838ad818387f1b19ef38faf8207f7febe96f4ad2df374531689101f930356692f1c677ad5e35c5df3e7b86baa9ae6a26a7b5bd5

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

Filesize
4.5MB

MD5
bb166f2e5141214baf2ff26f4dd7002b

SHA1
7519e5f63c1e5a73ab06345dc06c3a9782b26427

SHA256
11c6f34f46d95c9a7b10908b4207dbfee208767d1d02c555a6acaa57718d8028

SHA512
3cb4667a266fc70fb5d038eaf21da62de4b83cb48f912084bad527c9bfe72e54ec0d740cba5f81a62ba2a3b504f2e840a8d26c4e98b51f0cc72a0bd9beca52c3

Download Submit
C:\Windows\SysWOW64\omsecor.exe

Filesize
4.5MB

MD5
f20b733899dd4e1a8a0c8e7a65e39835

SHA1
1e4690cc2e0a1b2bc325469430a2a09a5a053082

SHA256
a8a1eea225d4937d3133de5bfc885c507000a715638e0524c72ab5903475a16e

SHA512
f60ad21b87376f58514b77a52089a16f3a42ac4ce38804ff26df256bb2828af917cfe34c088d4a57793d5052d37e76f0a8500ea3c7db27985e95ba26a38adf19

Download Submit