Analysis

  • max time kernel
    119s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    05/08/2024, 17:24

General

  • Target

    b6eabcc159ee53868b6d73536039ab80N.exe

  • Size

    2.7MB

  • MD5

    b6eabcc159ee53868b6d73536039ab80

  • SHA1

    267b49e2436a6845248ce479e5f702ae50a7e71c

  • SHA256

    608df215c6de3aeb1cca1ce57d481d1b579b363a201236f361f62a8c4f484c1b

  • SHA512

    f6d1122b1affb837b996ec325c89712f1230e49327f09d203ba618edb08d3372a3686bf56d908da14ebafbb9439fb30514dc6bfa534ee473c46450cc0264cc74

  • SSDEEP

    49152:+R0p8xHycIq+GI27nGroMPTJPer1c2HSjpjK3LBC9w4Sx:+R0pI/IQlUoMPdmpSp04

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b6eabcc159ee53868b6d73536039ab80N.exe
    "C:\Users\Admin\AppData\Local\Temp\b6eabcc159ee53868b6d73536039ab80N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1464
    • C:\Intelproc9S\xoptisys.exe
      C:\Intelproc9S\xoptisys.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2308

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\KaVB10\optidevsys.exe

          Filesize

          2.7MB

          MD5

          b1e9548fcad63be658112d9fff9ad602

          SHA1

          de471cbacf36ace84027b8a7bc09f18a601d48e7

          SHA256

          8bce90216c1d270f896651d064d22b493b18aba909c51b59e58b481e7242f3f9

          SHA512

          368a1c516a94cbdf97f694328cbb032cb1d3c0aa2d9d00f8d1217d3ee9d9cd8c508059f6cb88e37d57bf74e2a5bcb12286d239286cf65d8413614dab8d38205d

        • C:\Users\Admin\253086396416_6.1_Admin.ini

          Filesize

          208B

          MD5

          8b7ebd62797ba6fbaf776cd124636ff5

          SHA1

          8c7d4e3a7a39355a138f6b1c30dfea45b9a0568e

          SHA256

          2c6a9631c2553dede46d8d0dde873f592a8f1ec68e51c62f054460ce4de6126a

          SHA512

          0349c4883c00e83d9654149ffaac64fb9bb025b3f1bd7f977400b067232bfa0444fc8e30dc1dce990ab481051d8d88b90c44cd3ecd0f173270295ef36d9358dd

        • \Intelproc9S\xoptisys.exe

          Filesize

          2.7MB

          MD5

          272e53d478a129d9063d43a7791625fe

          SHA1

          c0313fad4cf612dafd7234435f5e9c4f6f2c69c5

          SHA256

          628671d54b7f2e94b364d1d1189ac36892aacb5a601c755a1af79ddf085b0af0

          SHA512

          0c34251278723afebb164587c34289492ebec68d4eb0e3ef7693251b8a0e75869be8ff92bd860accb65f59ee47f14e9e2fea0035d8d8d26a8b802715d970401e