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Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 21:33

General

  • Target

    1d2359845d6620fdac8650dde7f29b92.exe

  • Size

    907KB

  • MD5

    1d2359845d6620fdac8650dde7f29b92

  • SHA1

    21ed7c2e2d6acec82811885f9e2948876b07f154

  • SHA256

    95c326ac660efe4830cf58456b98b4ceb45973fb4492ef4fd891245a143afcc7

  • SHA512

    98546fc41bf5da5ee83b7039fb960b4a39381dccb0db30a70b1ed1b1463a4729968e32502673feb5938bc271b9a1be9ca94b57eb4096954d906e14f90314c5f1

  • SSDEEP

    12288:+6kDiC3692/nMxwTsubvZ5vsMJ3RN2c35C9kaAGqiUFE0Xp5JWBUVekStUDjVDaq:v4M+Nv3ESaT1UK2p58BlkZa/ZS1

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1d2359845d6620fdac8650dde7f29b92.exe
    "C:\Users\Admin\AppData\Local\Temp\1d2359845d6620fdac8650dde7f29b92.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Users\Admin\AppData\Local\Temp\1d2359845d6620fdac8650dde7f29b92.exe
      C:\Users\Admin\AppData\Local\Temp\1d2359845d6620fdac8650dde7f29b92.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2040

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\1d2359845d6620fdac8650dde7f29b92.exe

    Filesize

    571KB

    MD5

    f290dc43ac2f48580d0d677b9f4fd84f

    SHA1

    6341bbdb24fe8c67c77e23f50bbf1821f940cd43

    SHA256

    ded74abd99212fcd43d089352477eee0c8ce5f35802463b94bc3197e554d83f7

    SHA512

    28495d34fde2dd857fb562b1462eb0ea9d483a93f88acb45f4efd5d95737e704f3127184acdd5403d135bff4f53e90bb3758a72eb08235d85769cd62383694d0

  • C:\Users\Admin\AppData\Local\Temp\Tar1309.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • \Users\Admin\AppData\Local\Temp\1d2359845d6620fdac8650dde7f29b92.exe

    Filesize

    64KB

    MD5

    4d44e7b9e6d955ba5cac24f7b145a545

    SHA1

    645774bc48e9bbf0d63589a0af42df6a6aea7da4

    SHA256

    71dc6533aca0ceee15be612480d18094fa3f4b0ab1f98591c79ac2af8bb7778e

    SHA512

    eff51c4ef883605e83dc4af3f9e0b2ea3551dd66a0535b38a2dc042a889fb2b96b790aa7d64296475627ce85f04a9c1f691baf9890a46fc1874289c5d20160aa

  • memory/2040-23-0x0000000002F50000-0x000000000300B000-memory.dmp

    Filesize

    748KB

  • memory/2040-17-0x0000000000310000-0x00000000003F8000-memory.dmp

    Filesize

    928KB

  • memory/2040-22-0x0000000000400000-0x0000000000498000-memory.dmp

    Filesize

    608KB

  • memory/2040-87-0x000000000DF10000-0x000000000DFA8000-memory.dmp

    Filesize

    608KB

  • memory/2040-81-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/2888-0-0x0000000000400000-0x00000000004E8000-memory.dmp

    Filesize

    928KB

  • memory/2888-15-0x0000000003260000-0x0000000003348000-memory.dmp

    Filesize

    928KB

  • memory/2888-14-0x0000000000400000-0x00000000004BB000-memory.dmp

    Filesize

    748KB

  • memory/2888-4-0x0000000000290000-0x0000000000378000-memory.dmp

    Filesize

    928KB

  • memory/2888-1-0x0000000000400000-0x00000000004BB000-memory.dmp

    Filesize

    748KB