Analysis

  • max time kernel
    54s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2024, 11:21

General

  • Target

    msf.docm

  • Size

    83KB

  • MD5

    24fa322381a5fe289d5387282df09cb1

  • SHA1

    c3141ff88b31a80cf9d494fa6bf93ec45091d3ca

  • SHA256

    9e3c9b918dfd2e9a183c8c3c83ff0af441a4e7085a588afe7a606e9a46d83d9b

  • SHA512

    bda58431b60b5ba773e77defee6ebd85c8ac82e1af1015e5581686189e2c3595412d9bc8232f9ea3714246f5098295d52d60085f60e3f70fc64dcb9504d95cca

  • SSDEEP

    1536:Mb+WqQuctgdomXh9Qi4SA2/KBHlSL+Bee/2wOlqqsB0sRvziEOXClx:U+X8YF3ISA2/SHlJ2wOlqqsLptOCX

Malware Config

Extracted

Family

metasploit

Version

windows/download_exec

C2

http://github.com:443/pbatard/rufus/releases/download/v4.6/rufus-4.6.exe

Signatures

  • MetaSploit

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

  • Metasploit family
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • 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.

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\msf.docm"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Users\Admin\AppData\Local\Temp\rad1106A.tmp.exe
      "C:\Users\Admin\AppData\Local\Temp\rad1106A.tmp.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1792
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:324

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\CabA98A.tmp

      Filesize

      70KB

      MD5

      49aebf8cbd62d92ac215b2923fb1b9f5

      SHA1

      1723be06719828dda65ad804298d0431f6aff976

      SHA256

      b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

      SHA512

      bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

    • C:\Users\Admin\AppData\Local\Temp\TarA9AC.tmp

      Filesize

      181KB

      MD5

      4ea6026cf93ec6338144661bf1202cd1

      SHA1

      a1dec9044f750ad887935a01430bf49322fbdcb7

      SHA256

      8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

      SHA512

      6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

    • C:\Users\Admin\AppData\Local\Temp\rad1106A.tmp.exe

      Filesize

      72KB

      MD5

      48d127c788a379f5b4578904ff7e9952

      SHA1

      1b7032eee3eecd0b8c7efbfe5f327cdb9cfe12aa

      SHA256

      d34dab00b450fc9bfb193c7e194a66637a379dabb61d59ddd917b3790283e002

      SHA512

      8c813dde3f4461fb7ce15eed4eb9573a9cefb13a1da4345ef4e4578357babf9987d3b26b64c2a48c2f23dd79af36fc1461ee445a5df1d38953e7f1ecd2673aad

    • memory/1720-0-0x000000002F8B1000-0x000000002F8B2000-memory.dmp

      Filesize

      4KB

    • memory/1720-2-0x00000000713DD000-0x00000000713E8000-memory.dmp

      Filesize

      44KB

    • memory/1720-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1720-18-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB

    • memory/1720-13-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB

    • memory/1720-24-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB

    • memory/1720-69-0x00000000713DD000-0x00000000713E8000-memory.dmp

      Filesize

      44KB

    • memory/1720-70-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB

    • memory/1792-34-0x0000000000020000-0x0000000000021000-memory.dmp

      Filesize

      4KB