Resubmissions

03/05/2024, 19:40

240503-ydhb3adh4v 6

03/05/2024, 19:38

240503-ychw7sdh21 6

03/05/2024, 19:28

240503-x639kagf87 6

Analysis

  • max time kernel
    1175s
  • max time network
    1202s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/05/2024, 19:38

General

  • Target

    Zulu2021_x64_ru.msi

  • Size

    206.4MB

  • MD5

    e260569b5a0e6f095e05ce8dac46db99

  • SHA1

    2649b0409a76e8552b995597bf2a166812b4be23

  • SHA256

    aeb36aa6d3eb358179aede6e745ed1079e5e358021ba7a2067780f94525fadb2

  • SHA512

    d2629ee23c5351f36feafb466ac870797140722d05d79f9891fc46e491dff8d650130e7772dd998e85c0092bc5f7bc34674c5e5e6135e31227e2b214bae0196f

  • SSDEEP

    6291456:sze6qDEqmeopAntDHavQPkhNjK02C5uQN6E:szehER7poD6IMhNO78uQN

Score
6/10

Malware Config

Signatures

  • Blocklisted process makes network request 3 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Loads dropped DLL 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\Zulu2021_x64_ru.msi
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2468
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4004
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding C2811C9B5533AD2A3626933FEC4C3807 C
      2⤵
      • Loads dropped DLL
      PID:4572
  • 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=4240 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1768
    • 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=4284 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4056

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\MSI6E36.tmp

              Filesize

              211KB

              MD5

              a3ae5d86ecf38db9427359ea37a5f646

              SHA1

              eb4cb5ff520717038adadcc5e1ef8f7c24b27a90

              SHA256

              c8d190d5be1efd2d52f72a72ae9dfa3940ab3faceb626405959349654fe18b74

              SHA512

              96ecb3bc00848eeb2836e289ef7b7b2607d30790ffd1ae0e0acfc2e14f26a991c6e728b8dc67280426e478c70231f9e13f514e52c8ce7d956c1fad0e322d98e0