Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    115s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/04/2024, 05:38

General

  • Target

    Documents.lnk

  • Size

    1KB

  • MD5

    ec51abdb23fa981e42880f7f5b14e3cb

  • SHA1

    23d8a6518881e1a674f61c8770f1d61fb41a028a

  • SHA256

    8af83f0076068afdb43cab960420aaf65d8babbe122fde780f8db33fce19a636

  • SHA512

    e6b7441c0cf7e5a2c342a6980debf0f29747178f908979abeb8becaa087c71d10c5a181922ab46c576424ec1cc75085d2effec74def59ecb38701dd832585ebf

Malware Config

Extracted

Family

bazarloader

C2

167.172.108.158

64.227.66.10

134.209.91.22

167.172.108.213

blackrain15.bazar

reddew28c.bazar

bluehail.bazar

whitestorm9p.bazar

Signatures

  • Bazar Loader

    Detected loader normally used to deploy BazarBackdoor malware.

  • 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).

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\Documents.lnk
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4392
    • C:\Windows\System32\rundll32.exe
      "C:\Windows\System32\rundll32.exe" 1.dll,EnterDll
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2092
      • C:\Windows\System32\cmd.exe
        cmd /c ping 192.0.2.221 -n 6 -i 116 -w 1000 & "C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\1.dll", EnterDll pfabigas liarrrav & exit
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1920
        • C:\Windows\system32\PING.EXE
          ping 192.0.2.221 -n 6 -i 116 -w 1000
          4⤵
          • Runs ping.exe
          PID:232
        • C:\Windows\system32\rundll32.exe
          "C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\1.dll", EnterDll pfabigas liarrrav
          4⤵
            PID:3668
    • 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=3804 --field-trial-handle=2260,i,3303482231723870786,2954015409682154873,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4480

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2092-0-0x0000022F2B6F0000-0x0000022F2B70F000-memory.dmp

        Filesize

        124KB

      • memory/2092-1-0x0000022F2B6F0000-0x0000022F2B70F000-memory.dmp

        Filesize

        124KB

      • memory/2092-2-0x0000022F2B6F0000-0x0000022F2B70F000-memory.dmp

        Filesize

        124KB

      • memory/3668-3-0x0000023A1DC00000-0x0000023A1DC1F000-memory.dmp

        Filesize

        124KB

      • memory/3668-4-0x0000023A1DC00000-0x0000023A1DC1F000-memory.dmp

        Filesize

        124KB