Analysis

  • max time kernel
    151s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    01/12/2022, 23:59

General

  • Target

    5dde7ff46ab5ad1ebab20bed28cfd6ae634ab9524ebdee5befeab3b3fff1c94a.exe

  • Size

    152KB

  • MD5

    b46966189200a55ad8ef9156d878778a

  • SHA1

    21a507953df2625d58ea07e901feac4569de301f

  • SHA256

    5dde7ff46ab5ad1ebab20bed28cfd6ae634ab9524ebdee5befeab3b3fff1c94a

  • SHA512

    e1b59870ac7668752f9b9845dbde56f849cdc283a0be6e76684a5df113e74a6bb60acd5376188b0a11be005eb6f14571ada0a1e6d178a367764539ad5605b50b

  • SSDEEP

    3072:n3sevl3Po5+tTjFqV+t3DRGCKBiAKD4oQZiEejq:XQ5+t8+NDR5AgWwO

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 52 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5dde7ff46ab5ad1ebab20bed28cfd6ae634ab9524ebdee5befeab3b3fff1c94a.exe
    "C:\Users\Admin\AppData\Local\Temp\5dde7ff46ab5ad1ebab20bed28cfd6ae634ab9524ebdee5befeab3b3fff1c94a.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1644
    • C:\Users\Admin\wawup.exe
      "C:\Users\Admin\wawup.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1480

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\wawup.exe

          Filesize

          152KB

          MD5

          eeb4f26eb85b1c4b0e12d369017416ca

          SHA1

          3091719f89b78cf3cfec8d17ee8b56dd90966959

          SHA256

          145dd40b6ae10ccd36178d99d94a6c416e0f65f34c0e58de54df2b96828ad2fd

          SHA512

          dc0aa399cf5e7e0f62ba9a3e577913d5981d97a8dd7ba9abd407cf6cb56a163df4c673baf43121304bc3e0a24fdc2a810fa2897bd5c2926c48e291a22bfd3d91

        • C:\Users\Admin\wawup.exe

          Filesize

          152KB

          MD5

          eeb4f26eb85b1c4b0e12d369017416ca

          SHA1

          3091719f89b78cf3cfec8d17ee8b56dd90966959

          SHA256

          145dd40b6ae10ccd36178d99d94a6c416e0f65f34c0e58de54df2b96828ad2fd

          SHA512

          dc0aa399cf5e7e0f62ba9a3e577913d5981d97a8dd7ba9abd407cf6cb56a163df4c673baf43121304bc3e0a24fdc2a810fa2897bd5c2926c48e291a22bfd3d91

        • \Users\Admin\wawup.exe

          Filesize

          152KB

          MD5

          eeb4f26eb85b1c4b0e12d369017416ca

          SHA1

          3091719f89b78cf3cfec8d17ee8b56dd90966959

          SHA256

          145dd40b6ae10ccd36178d99d94a6c416e0f65f34c0e58de54df2b96828ad2fd

          SHA512

          dc0aa399cf5e7e0f62ba9a3e577913d5981d97a8dd7ba9abd407cf6cb56a163df4c673baf43121304bc3e0a24fdc2a810fa2897bd5c2926c48e291a22bfd3d91

        • \Users\Admin\wawup.exe

          Filesize

          152KB

          MD5

          eeb4f26eb85b1c4b0e12d369017416ca

          SHA1

          3091719f89b78cf3cfec8d17ee8b56dd90966959

          SHA256

          145dd40b6ae10ccd36178d99d94a6c416e0f65f34c0e58de54df2b96828ad2fd

          SHA512

          dc0aa399cf5e7e0f62ba9a3e577913d5981d97a8dd7ba9abd407cf6cb56a163df4c673baf43121304bc3e0a24fdc2a810fa2897bd5c2926c48e291a22bfd3d91

        • memory/1644-56-0x0000000075FB1000-0x0000000075FB3000-memory.dmp

          Filesize

          8KB