Analysis

  • max time kernel
    155s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 01:50

General

  • Target

    716cac9e75b8dcf36afe59724420d81f52ccb363346769d93ec7eeeb14ddbba8.exe

  • Size

    396KB

  • MD5

    1c4ce184213ebdd5094ed966afc6fae0

  • SHA1

    41c1c7d31dca1455232cf126c8c52894f0b7563f

  • SHA256

    716cac9e75b8dcf36afe59724420d81f52ccb363346769d93ec7eeeb14ddbba8

  • SHA512

    bbe7b01c9b402d086ffa524b69404f7293d3f2a08f7d649d6bc9bab5556531da376778adb8fcbbea408703d31a6515f3100d13c924eba0113068bd1ee5fa89d2

  • SSDEEP

    6144:4jlYKRF/LReWAsUyJq5r3PWSAR0DkNVn0bcmF:4jauDReWeFPa90b

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\716cac9e75b8dcf36afe59724420d81f52ccb363346769d93ec7eeeb14ddbba8.exe
    "C:\Users\Admin\AppData\Local\Temp\716cac9e75b8dcf36afe59724420d81f52ccb363346769d93ec7eeeb14ddbba8.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:628
    • C:\ProgramData\hfbwae.exe
      "C:\ProgramData\hfbwae.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      PID:4984
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3756 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:940

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    1
    T1112

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\DumpStack.log.tmp .exe
      Filesize

      396KB

      MD5

      846b5f1db2f55719ef29f38b5af81222

      SHA1

      9d5d0e3ea093dc7d951e9131708375a29a85633c

      SHA256

      d3327d907f2366c58c1fb8eea751f2bc8086358e2579b056ca8ba68c092a4872

      SHA512

      49cb5d02623920310f1e3ffa25da1afa16768d5038c769fdbfc3a12ee35b6706e3feb301e9e2ab30a23424547f35efe6abf690281d3a464439e6d5a4bf13cced

    • C:\ProgramData\Saaaalamm\Mira.h
      Filesize

      136KB

      MD5

      cb4c442a26bb46671c638c794bf535af

      SHA1

      8a742d0b372f2ddd2d1fdf688c3c4ac7f9272abf

      SHA256

      f8d2c17bdf34ccfb58070ac8b131a8d95055340101a329f9a7212ac5240d0c25

      SHA512

      074a31e8da403c0a718f93cbca50574d8b658921193db0e6e20eacd232379286f14a3698cd443dc740d324ad19d74934ae001a7ad64b88897d8afefbc9a3d4e3

    • C:\ProgramData\hfbwae.exe
      Filesize

      259KB

      MD5

      b9b1a11f4914e8787d811317997fa6bb

      SHA1

      435f76a02c445cba1975314b21fa5b4664b548c4

      SHA256

      d7ac8c1204527a1ec8df0bcf6b632189e8e79a9ccc54221c683dacece7ed4c53

      SHA512

      caf0efb9d2f7f301da5e47025b56b4e6b902c4b950db86253298a669bc1766806195d0c7aaa3b89f288fa0e42ac6242a8def101a7d77d0647f2c3e82810fc5dd

    • memory/628-0-0x0000000000400000-0x0000000000474000-memory.dmp
      Filesize

      464KB

    • memory/628-1-0x0000000000400000-0x0000000000474000-memory.dmp
      Filesize

      464KB

    • memory/628-9-0x0000000000400000-0x0000000000474000-memory.dmp
      Filesize

      464KB

    • memory/4984-103-0x0000000000400000-0x0000000000448000-memory.dmp
      Filesize

      288KB

    • memory/4984-1418-0x0000000000400000-0x0000000000448000-memory.dmp
      Filesize

      288KB