Analysis

  • max time kernel
    114s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2024 12:14

General

  • Target

    2944d44ccb1c0787f231269258c57e27b42efd654428a192277916a819ff8c92.exe

  • Size

    80KB

  • MD5

    6fb1b6705c3446294b6ec21dd1fffb1b

  • SHA1

    a513dd2087a1c6c61941f9ed92a8911d8e66d7ff

  • SHA256

    2944d44ccb1c0787f231269258c57e27b42efd654428a192277916a819ff8c92

  • SHA512

    392665212563132805cacc8b2794040c77d9ed8dd615868fab326d5f88c3b59b10276d9a9d4b8e103d3547131a90f5f899a331a8a0958a5d9cda15a8837930b0

  • SSDEEP

    768:FfMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uA6:FfbIvYvZEyFKF6N4yS+AQmZTl/5i

Malware Config

Extracted

Family

neconyd

C2

http://ow5dirasuek.com/

http://mkkuei4kdsz.com/

http://lousta.net/

Signatures

  • Neconyd

    Neconyd is a trojan written in C++.

  • Neconyd family
  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2944d44ccb1c0787f231269258c57e27b42efd654428a192277916a819ff8c92.exe
    "C:\Users\Admin\AppData\Local\Temp\2944d44ccb1c0787f231269258c57e27b42efd654428a192277916a819ff8c92.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:772
    • 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:664
      • C:\Windows\SysWOW64\omsecor.exe
        C:\Windows\System32\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        PID:4660

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    80KB

    MD5

    ff02a1bdce2b60d2945a29f20f89c65e

    SHA1

    72bdb4e9f38bdd60da1a4b2b6d2b87ffe35844ac

    SHA256

    57bb630e19ca458cf93459ce45b4edaebb960c5c916333011c0d575c43533f53

    SHA512

    1a6d745211654ed40b7b6225ede17bcf1c06f5ede874ad3decb6771692c840ad00a903bde746d833c87495a03056e76320c16933bea5d48b9a394ce44f07854c

  • C:\Windows\SysWOW64\omsecor.exe

    Filesize

    80KB

    MD5

    59d912f88c8f71ddb23215c202f6aa2e

    SHA1

    4617fa1fc59fa052d666c262eb84b40ef0b3a626

    SHA256

    9067402691b89594357e2bc60a4bb5e0d813c7d2980e81d3b5212c198f261ec3

    SHA512

    55b0108faec9e7d56f7887ee53f82a94a9e01fdff45280297cec6f000eecdd5b3708c58a87b3769bbe4365dda20a2186b30b86869a67dfdb5942a7dd77db46f7