neconyd | 9a98a2728de2eea7db2532bbf8f79c6ec1dc6a120fe07103807b03434acedd84

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-01-2025 05:58

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General

Target

JaffaCakes118_f8e19ff1e27a87d3624c6ce2da5b8bfe.exe
Size

3.2MB
MD5

f8e19ff1e27a87d3624c6ce2da5b8bfe
SHA1

da3602e58f5e6503b34dcd912a8f934d9fc329bd
SHA256

9a98a2728de2eea7db2532bbf8f79c6ec1dc6a120fe07103807b03434acedd84
SHA512

d4da0be9f66ba3771de6eab8b31e48e2468c25006d1e275292bef422fdd97afcc48162f040dd82e21d12b43396ced8fd13c038868ee4f729fa1777c5e26e734e
SSDEEP

24576:gOsfW+/6oTFwh3Qh3YZrxEu8CL7W2Y7TjtWDlp5DB:J6W+TFq6IZj8N2Y7T5GF

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
2212	omsecor.exe
1992	omsecor.exe
2176	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_f8e19ff1e27a87d3624c6ce2da5b8bfe.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 2064 wrote to memory of 2212	2064	JaffaCakes118_f8e19ff1e27a87d3624c6ce2da5b8bfe.exe	83
PID 2064 wrote to memory of 2212	2064	JaffaCakes118_f8e19ff1e27a87d3624c6ce2da5b8bfe.exe	83
PID 2064 wrote to memory of 2212	2064	JaffaCakes118_f8e19ff1e27a87d3624c6ce2da5b8bfe.exe	83
PID 2212 wrote to memory of 1992	2212	omsecor.exe	101
PID 2212 wrote to memory of 1992	2212	omsecor.exe	101
PID 2212 wrote to memory of 1992	2212	omsecor.exe	101
PID 1992 wrote to memory of 2176	1992	omsecor.exe	102
PID 1992 wrote to memory of 2176	1992	omsecor.exe	102
PID 1992 wrote to memory of 2176	1992	omsecor.exe	102

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f8e19ff1e27a87d3624c6ce2da5b8bfe.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f8e19ff1e27a87d3624c6ce2da5b8bfe.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2064
- 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:2212
- - 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:1992
  - - 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:2176

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

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

Filesize
3.2MB

MD5
b999a3cc657f92d1bec910d2646b855a

SHA1
07d2317d9c369cf0dc4465c8b054788ca4783d4c

SHA256
754326e92377be7ffe495eab3cd186abe939003c4df548a73ca91bd948fe0ce8

SHA512
5b8fcdb006c5baf9d1e0d33a155cb1270129321b03e63e26e246124b5380db6979ea41a38a9527323d6e5cdddb9e89604a65adf240eba6717ba31024c2b1c0ae

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

Filesize
3.2MB

MD5
9da60cdd2adb3718d3934ab44d336e16

SHA1
fe224debdfaadcfa1d69e5e8bb66e11f0ed4a6c3

SHA256
6ffe895cabe94fb3b5fe0368ce7e0726573eba71b73c86383a01f33bef4234e6

SHA512
783cc22e86c1f10177161b5cda634d1793289b453291b6ae35784ca1fe9ef79a3ba5686e3f62dd197052c6fd09a8f8e7530631f4eb89d63eed097228685be895

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

Filesize
3.2MB

MD5
f6a60f287fa2c157fe1021820154a2c6

SHA1
b8ac2d1f98834b8c075be7e38b372971a8447377

SHA256
e5d808a4cc8d54939f0ce510cf8c1d0716d9ee1317d4694d8e463c30f6895069

SHA512
edc7e049c4fcfb9a32d989bd706ddd2954f160661f42cd05e95de7744fe1787bb2066f553928dc73a45935a14b0c7a05b980f7dcacaca970d0e968ff1c0ad298

Download Submit