Analysis

  • max time kernel
    145s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-08-2024 12:11

General

  • Target

    39909848cec82953263eca035063ea42b2aa73bd49cc8d0117f1281817d712a0.exe

  • Size

    80KB

  • MD5

    b2efebdd3fa287b4b4af62798c8871d0

  • SHA1

    6be1af423364596d6c7ad5380a3469b4f35388c9

  • SHA256

    39909848cec82953263eca035063ea42b2aa73bd49cc8d0117f1281817d712a0

  • SHA512

    27fddec4f6eb2f1dbbc47fdedd96a26ee11e3ff5884931c05ddc2f6754989ad19ed0267c4192c01b64303346d9296c08adbda0d7b6bf0d7218313d713cfdd7bd

  • SSDEEP

    768:cfMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uA:cfbIvYvZEyFKF6N4yS+AQmZTl/5

Malware Config

Extracted

Family

neconyd

C2

http://ow5dirasuek.com/

http://mkkuei4kdsz.com/

http://lousta.net/

Signatures

  • Neconyd

    Neconyd is a trojan written in C++.

  • Executes dropped EXE 3 IoCs
  • Drops file in System32 directory 1 IoCs
  • 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.

  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\39909848cec82953263eca035063ea42b2aa73bd49cc8d0117f1281817d712a0.exe
    "C:\Users\Admin\AppData\Local\Temp\39909848cec82953263eca035063ea42b2aa73bd49cc8d0117f1281817d712a0.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4100
    • 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:3364
      • 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:868
        • 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:4048

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    80KB

    MD5

    5f31f8cc2476e2899710a00bc6bfa76c

    SHA1

    3adc2f226fc43eb71aa052211b12463593d6f63d

    SHA256

    a872c8dbb06fe2f1c0ba3ee1f94e7e6e47340539d8a62f7416332c3433f22222

    SHA512

    01f0309fe67bb1ee33134e84ab2b41f15c2364d3747b5a5fdfbbaef039a136022b0f878560308777a8ef1c4c004cc159d202c7ff05cb747ea96bed2e089f8e44

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

    Filesize

    80KB

    MD5

    73cf383a4b12cce57cb925cf0aeb13d9

    SHA1

    9a65ea5d1dbe859bfa5bc7bb6fc40be048453abf

    SHA256

    a02226331110406f482f591ba82177cf3e6fae33dcaf0b118d122fbab8a57b33

    SHA512

    5cdab2006a7d55f3b35e8dff431be8a37b5469f12c095a78e573d87944f42af674ad60435c4f0a53913e7634eee3bb835866d901cf6c74c11cf5431e49447c52

  • C:\Windows\SysWOW64\omsecor.exe

    Filesize

    80KB

    MD5

    501b5251cc5759732eb66dbf33328068

    SHA1

    e866bee10842ed4d39c6bbab2cfaeb39044624e6

    SHA256

    414851da10e9f8b098f3a6d8b0eb10da978fbd8864eb0d252b01595989756384

    SHA512

    82ef31d69fa64526184b413e0423304d8c095ee0d9e5a823868379ecdd543d0817542e672f3ae7e267116ce2944e3ee89714ddcc30cf951033350354f1de453f