Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    04-02-2024 11:26

General

  • Target

    8f08d1078af1933864eeb72304d91263.exe

  • Size

    94KB

  • MD5

    8f08d1078af1933864eeb72304d91263

  • SHA1

    9f6b8afe4c5827c7efee94d0fb871306b5c42043

  • SHA256

    9067410066b12182f3febd3022466b59a489174114619e9017d839be95b2e5a4

  • SHA512

    90597ddbffc10819361309c7e0734ff301befc6cdab099b97d3c326564e2c277b94339a69ee43d40e8fe980930fb1a1da102f1b64d1b58de978557ae435cb12c

  • SSDEEP

    1536:emYSU2LKIYK/dRd+TU3nKxk55dKVD2ORUEJJ1+uCBeQF720uWooikpbW77HPtnZ:em62LK3Wh+1swvPAu4T+XDkpbW/HVZ

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8f08d1078af1933864eeb72304d91263.exe
    "C:\Users\Admin\AppData\Local\Temp\8f08d1078af1933864eeb72304d91263.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2208
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\$$c6587.tmp.bat
      2⤵
      • Deletes itself
      PID:2316
    • C:\Program Files\Windows Media Player\svchost.exe
      "C:\Program Files\Windows Media Player\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      PID:2680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Windows Media Player\svchost.exe

    Filesize

    94KB

    MD5

    8f08d1078af1933864eeb72304d91263

    SHA1

    9f6b8afe4c5827c7efee94d0fb871306b5c42043

    SHA256

    9067410066b12182f3febd3022466b59a489174114619e9017d839be95b2e5a4

    SHA512

    90597ddbffc10819361309c7e0734ff301befc6cdab099b97d3c326564e2c277b94339a69ee43d40e8fe980930fb1a1da102f1b64d1b58de978557ae435cb12c

  • C:\Users\Admin\AppData\Local\Temp\$$c6587.tmp.bat

    Filesize

    233B

    MD5

    36df8431ec825e7bebf875759f01820d

    SHA1

    302b1e5f79012b02637a611ea3ec79832ddff9f5

    SHA256

    cf3f81cc88a46774a0c26eb860f0303ed76e99c2b1a948ea0ab69223482eb683

    SHA512

    31c87348d63a8f5f34ef2aff1ae75bb137fd6579c353597ea0daca058dcbf954cfa1328e91f765ab9fe09ce6c8ea1a67f63cc334716e220ba5fba1152cf58b39

  • \Windows\SysWOW64\PDLL.dll

    Filesize

    136KB

    MD5

    af25d6eed122acf9d42d40133692854b

    SHA1

    5b637ee91bde37ad3e5c62a48774411afd6d79d8

    SHA256

    34f3d2b0b9aa5c3bc4bbb13671ae2e66c0a62d579bc3aebc0940eda1b231fea2

    SHA512

    ec89ab1ef8b125774e4418cb64ac7d22585dfe8eafa53cee39a10c507b3599774c345804f0c6bb9a0e6fd42b5538ceca9c851d55070aeb3349f75fa81d505207

  • memory/2208-0-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2208-2-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2208-1-0x0000000000020000-0x0000000000040000-memory.dmp

    Filesize

    128KB

  • memory/2208-18-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2208-19-0x00000000003B0000-0x00000000003FB000-memory.dmp

    Filesize

    300KB

  • memory/2208-26-0x00000000003B0000-0x00000000003FB000-memory.dmp

    Filesize

    300KB

  • memory/2680-23-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2680-24-0x0000000000230000-0x000000000026B000-memory.dmp

    Filesize

    236KB

  • memory/2680-27-0x0000000000230000-0x000000000026B000-memory.dmp

    Filesize

    236KB