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Analysis

  • max time kernel
    126s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/09/2024, 23:55

General

  • Target

    2a15bc6ad8372e972814b224a5801d675f11922109f6bd6e63a83c096938f941.exe

  • Size

    793KB

  • MD5

    9da34bf3d7e4c28ea02f1e5c5291c737

  • SHA1

    9d51562c9622c18fa36297c5e91c1fae8004427d

  • SHA256

    2a15bc6ad8372e972814b224a5801d675f11922109f6bd6e63a83c096938f941

  • SHA512

    b6d0d4b4a4db677bf3632ffaab855f78f52a74fd0e424509d9fe5e574f26bb65d9ef29f13e549b66c2d492f5e3c937084517c5c0ff1096cdeba9e4d81bf23406

  • SSDEEP

    24576:L6ftojDBeSYnI+lZt6IZx89W0CxV9asvCpm2:LLp9oI+hf8Alm

Malware Config

Extracted

Family

metasploit

Version

windows/shell_reverse_tcp

C2

1.15.12.73:4567

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a15bc6ad8372e972814b224a5801d675f11922109f6bd6e63a83c096938f941.exe
    "C:\Users\Admin\AppData\Local\Temp\2a15bc6ad8372e972814b224a5801d675f11922109f6bd6e63a83c096938f941.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1424
    • C:\Users\Admin\AppData\Local\Temp\2a15bc6ad8372e972814b224a5801d675f11922109f6bd6e63a83c096938f941.exe
      "C:\Users\Admin\AppData\Local\Temp\2a15bc6ad8372e972814b224a5801d675f11922109f6bd6e63a83c096938f941.exe" Admin
      2⤵
      • Enumerates connected drives
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:3448
  • 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 --field-trial-handle=1020,i,12470628711992022444,7767535593390851522,262144 --variations-seed-version --mojo-platform-channel-handle=3776 /prefetch:8
    1⤵
      PID:2784
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:3860

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1424-15-0x0000000000400000-0x00000000005EC000-memory.dmp

        Filesize

        1.9MB

      • memory/1424-0-0x0000000000400000-0x00000000005EC000-memory.dmp

        Filesize

        1.9MB

      • memory/1424-4-0x0000000000400000-0x00000000005EC000-memory.dmp

        Filesize

        1.9MB

      • memory/1424-3-0x0000000000400000-0x00000000005EC000-memory.dmp

        Filesize

        1.9MB

      • memory/1424-1-0x0000000000400000-0x00000000005EC000-memory.dmp

        Filesize

        1.9MB

      • memory/1424-6-0x0000000000780000-0x0000000000781000-memory.dmp

        Filesize

        4KB

      • memory/1424-5-0x0000000000780000-0x0000000000781000-memory.dmp

        Filesize

        4KB

      • memory/1424-7-0x00000000022E0000-0x00000000022E1000-memory.dmp

        Filesize

        4KB

      • memory/1424-2-0x0000000000400000-0x00000000005EC000-memory.dmp

        Filesize

        1.9MB

      • memory/3448-11-0x0000000000400000-0x00000000005EC000-memory.dmp

        Filesize

        1.9MB

      • memory/3448-10-0x0000000000400000-0x00000000005EC000-memory.dmp

        Filesize

        1.9MB

      • memory/3448-13-0x0000000000400000-0x00000000005EC000-memory.dmp

        Filesize

        1.9MB

      • memory/3448-9-0x0000000000400000-0x00000000005EC000-memory.dmp

        Filesize

        1.9MB

      • memory/3448-12-0x0000000000400000-0x00000000005EC000-memory.dmp

        Filesize

        1.9MB

      • memory/3448-17-0x00000000021D0000-0x00000000021D1000-memory.dmp

        Filesize

        4KB

      • memory/3448-18-0x0000000000400000-0x00000000005EC000-memory.dmp

        Filesize

        1.9MB

      • memory/3448-19-0x0000000000400000-0x00000000005EC000-memory.dmp

        Filesize

        1.9MB

      • memory/3448-22-0x0000000000400000-0x00000000005EC000-memory.dmp

        Filesize

        1.9MB