Analysis

  • max time kernel
    121s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    24-02-2024 18:47

General

  • Target

    rlbspoof.exe

  • Size

    1.6MB

  • MD5

    052449d155e679a80df0061fcc93e502

  • SHA1

    b09e4fe7002c193cf42ba4da2499b77ae561c457

  • SHA256

    830911c62e119f783336370841718d96c5fffa236ec485b434b6de7dcaf6c46b

  • SHA512

    5472b8b4a98513c7aad5d98c1522439d3d48e054f6b4490bdee9698fcff48a3570d1bd1c7d4c2571c5584b9abf9e34db3060dd215895e856368f8fd26912e941

  • SSDEEP

    24576:NWhpLZFBqScHobQ3EJEYFrk5FNQDdJVlDGUCbs+trje6B/F5b1ygR:N2pLZ3qScUQ3EJEYFrkufVlDGN4qVy

Score
6/10

Malware Config

Signatures

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Program crash 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rlbspoof.exe
    "C:\Users\Admin\AppData\Local\Temp\rlbspoof.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2648
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2648 -s 1452
      2⤵
      • Program crash
      PID:2364

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    c68e3b93058b8e19ca0bbae3b4f87732

    SHA1

    015a16734ab7c93ab190907936225a0863b9a53b

    SHA256

    39c2adfec000950a7ecdff957842e94fa8792caa37e152714dac5f52910b2a12

    SHA512

    4e0f7ca85fb1976a0f102af149b48d98ac03c79d1612859d713b31dbc0c32bc5c6892a1d26de9071cbefeb32ec1a2922c79746f0451daf0dd459a8808e529931

  • C:\Users\Admin\AppData\Local\Temp\CabA556.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\TarA672.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/2648-0-0x0000000001310000-0x00000000014B6000-memory.dmp

    Filesize

    1.6MB

  • memory/2648-1-0x0000000074610000-0x0000000074CFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2648-2-0x00000000004E0000-0x0000000000520000-memory.dmp

    Filesize

    256KB

  • memory/2648-64-0x0000000074610000-0x0000000074CFE000-memory.dmp

    Filesize

    6.9MB