Analysis

  • max time kernel
    150s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/07/2023, 10:17

General

  • Target

    649c7336a78588_JC.exe

  • Size

    75KB

  • MD5

    649c7336a78588dc01365e8b275ea6ac

  • SHA1

    21b7e2419baffbc82fe8f7293ca8bf6fa63646c6

  • SHA256

    4f9d023f62f5f92fe41f829249d8a0a2188feef7af7ad91c7dda9eb168bd63a9

  • SHA512

    024cc19b938135af1f5b09a4d33bd57cf6ea9bcaafab787978fd649878d085a02d0fe3bcef1951641c76e187c89785ea3a8fd78a67ec2c16e296fcc4a166c9a9

  • SSDEEP

    1536:ZzFbxmLPWQMOtEvwDpj386Sj/WprgJNpsAnJYqdIR+2:ZVxkGOtEvwDpjcNI

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\649c7336a78588_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\649c7336a78588_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:116
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Modifies system certificate store
      PID:4860

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\misid.exe

          Filesize

          75KB

          MD5

          70a3255522f777f58ccd78158fcb6404

          SHA1

          74449e19406478fbf3e939f8e1c9b5f68ce966c5

          SHA256

          80fc48a915521fc74f5e26e55e11515c07128ada58c2182d0f931df16a8117be

          SHA512

          0b48e4d46de7004776c82ed15e2cae09891887b19ab78f002dc816ba700482ac798b61ca02b09881b515a55804ede6bfb2bcedec518c390728b9926e8efb55ce

        • C:\Users\Admin\AppData\Local\Temp\misid.exe

          Filesize

          75KB

          MD5

          70a3255522f777f58ccd78158fcb6404

          SHA1

          74449e19406478fbf3e939f8e1c9b5f68ce966c5

          SHA256

          80fc48a915521fc74f5e26e55e11515c07128ada58c2182d0f931df16a8117be

          SHA512

          0b48e4d46de7004776c82ed15e2cae09891887b19ab78f002dc816ba700482ac798b61ca02b09881b515a55804ede6bfb2bcedec518c390728b9926e8efb55ce

        • C:\Users\Admin\AppData\Local\Temp\misid.exe

          Filesize

          75KB

          MD5

          70a3255522f777f58ccd78158fcb6404

          SHA1

          74449e19406478fbf3e939f8e1c9b5f68ce966c5

          SHA256

          80fc48a915521fc74f5e26e55e11515c07128ada58c2182d0f931df16a8117be

          SHA512

          0b48e4d46de7004776c82ed15e2cae09891887b19ab78f002dc816ba700482ac798b61ca02b09881b515a55804ede6bfb2bcedec518c390728b9926e8efb55ce

        • C:\Users\Admin\AppData\Local\Temp\misids.exe

          Filesize

          315B

          MD5

          a34ac19f4afae63adc5d2f7bc970c07f

          SHA1

          a82190fc530c265aa40a045c21770d967f4767b8

          SHA256

          d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

          SHA512

          42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

        • memory/116-133-0x000002734D33BA70-0x000002734D366718-memory.dmp

          Filesize

          171KB

        • memory/116-134-0x00000000004E0000-0x00000000004E6000-memory.dmp

          Filesize

          24KB

        • memory/116-135-0x00000000004E0000-0x00000000004E6000-memory.dmp

          Filesize

          24KB

        • memory/116-136-0x0000000000510000-0x0000000000516000-memory.dmp

          Filesize

          24KB

        • memory/4860-150-0x00000000004E0000-0x00000000004E6000-memory.dmp

          Filesize

          24KB

        • memory/4860-153-0x0000000000750000-0x0000000000756000-memory.dmp

          Filesize

          24KB

        • memory/4860-152-0x0000000000730000-0x0000000000736000-memory.dmp

          Filesize

          24KB

        • memory/4860-181-0x00000000004E0000-0x00000000004E6000-memory.dmp

          Filesize

          24KB