Analysis

  • max time kernel
    122s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12-10-2023 16:58

General

  • Target

    NEAS.7afff2b785bf0648b243446e35dabf19_JC.exe

  • Size

    1.5MB

  • MD5

    7afff2b785bf0648b243446e35dabf19

  • SHA1

    8acc9c0f792d2d92ccc74d766e01029468b61709

  • SHA256

    63aa248234533d28e4857aa3df9e55a3a877c8e0f054508189aedabb63ff2165

  • SHA512

    3f4300e14af49fcb1ea6615192c0bb7a61e2bd88d820828157679a766e8aa506f197e8b5dedd93ded78b5b187173d1dca2447a8918f0fd1faa07af812f7a2e88

  • SSDEEP

    3072:rxv/y9LJ3tGXRvjxCb5NgXDY7uSlkJcUa7kYQTcqW2NdQQGH/UDhSCUc4aqTB8gw:VamlKgzelZNQSBQGH/CSpWqTdmQ

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 10 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.7afff2b785bf0648b243446e35dabf19_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.7afff2b785bf0648b243446e35dabf19_JC.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:2448
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 744
      2⤵
      • Program crash
      PID:1364

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\7-Zip\7z.cab

    Filesize

    458KB

    MD5

    619f7135621b50fd1900ff24aade1524

    SHA1

    6c7ea8bbd435163ae3945cbef30ef6b9872a4591

    SHA256

    344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2

    SHA512

    2c7293c084d09bc2e3ae2d066dd7b331c810d9e2eeca8b236a8e87fdeb18e877b948747d3491fcaff245816507685250bd35f984c67a43b29b0ae31ecb2bd628

  • C:\Program Files\7-Zip\7z.exe

    Filesize

    1.5MB

    MD5

    c82add56fa1bb9ee0b29c0f06f6080f9

    SHA1

    870c50c4090efa3190efb1af1c430c51fbcd0f82

    SHA256

    a9b9383d11d69fef87d6f2c1d41b87722dfec852b3c7352a4a207dba8ca9bd29

    SHA512

    ef523799026bb30ef831b264cee314c38b9c808471676764ce13640cc285007e5dd2da07583566ae5e647650f97035e5cdbc6ec2345a4d5dac70da5ae09104e2

  • C:\Program Files\7-Zip\7zFM.cab

    Filesize

    847KB

    MD5

    c8f40f25f783a52262bdaedeb5555427

    SHA1

    e45e198607c8d7398745baa71780e3e7a2f6deca

    SHA256

    e81b44ee7381ae3b630488b6fb7e3d9ffbdd9ac3032181d4ccaaff3409b57316

    SHA512

    f5944743f54028eb1dd0f2d68468726b177d33185324da0da96cdd20768bab4ca2e507ae9157b2733fd6240c920b7e15a5f5b9f284ee09d0fd385fc895b97191

  • C:\Program Files\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE

    Filesize

    232KB

    MD5

    6f3fdb315da8f6e01296949c9bf30be2

    SHA1

    1dadcb468edecabd88e4f622f9dc7da573cc10b6

    SHA256

    0520048926be2a6429d791805fa7e7bce64a0cb43514f5b3bac8e8a01907f83d

    SHA512

    ba5c08c874ea5aa6d2f36406dd2a875eb37f16e718ccaeef0172e92a91fb6d9d4912647fa7b34c5c0c2686f745cc1d22a173e60405cff9378542277e63348eb6

  • C:\Program Files\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.cab

    Filesize

    118KB

    MD5

    f45a7db6aec433fd579774dfdb3eaa89

    SHA1

    2f8773cc2b720143776a0909d19b98c4954b39cc

    SHA256

    2bc2372cfabd26933bc4012046e66a5d2efc9554c0835d1a0aa012d3bd1a6f9a

    SHA512

    03a4b7c53373ff6308a0292bb84981dc1566923e93669bbb11cb03d9f58a8d477a1a2399aac5059f477bbf1cf14b17817d208bc7c496b8675ece83cdabec5662

  • C:\Program Files\Common Files\Microsoft Shared\OFFICE14\RCX806C.tmp

    Filesize

    224KB

    MD5

    a7524f00336baf8007adedebeb8687a7

    SHA1

    58b038d63ca3ef25df04844cd59be5fbb04331b7

    SHA256

    543f0693202db5f594a3f9af2806f61dfe00380f49e0a03e8be8805594660abc

    SHA512

    897b16c76744977b52a8c57e2c780af6f4a8c57dbd386b30215135caf0f7670f73eec2639b296377dee1caaffe931ab5cc17f1a78e2a3f558a0057782325f00c

  • C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.cab

    Filesize

    1.6MB

    MD5

    527e039ba9add8a7fac3a6bc30a6d476

    SHA1

    729a329265eda72cada039c1941e7c672addfc19

    SHA256

    4b8a72fc81b733ed2e6e70d4c5401f954002783dbf14927849ad579860780b94

    SHA512

    9e73e14e33a5f07a87e9c1fecfdaee09d1408471052aacfde3d1e877dad4d253b525ebefca6bddabc23cf81d8dcce0785aedcc2f135d171ecbb1feaeb922c449

  • C:\Program Files\Google\Chrome\Application\chrome.cab

    Filesize

    2.8MB

    MD5

    095092f4e746810c5829038d48afd55a

    SHA1

    246eb3d41194dddc826049bbafeb6fc522ec044a

    SHA256

    2f606012843d144610dc7be55d1716d5d106cbc6acbce57561dc0e62c38b8588

    SHA512

    7f36fc03bfed0f3cf6ac3406c819993bf995e4f8c26a7589e9032c14b5a9c7048f5567f77b3b15f946c5282fc0be6308a92eab7879332d74c400d0c139ce8400

  • C:\Program Files\Google\Chrome\Application\chrome.exe

    Filesize

    276KB

    MD5

    6f91594cf3e14d149a79dd28c6245e80

    SHA1

    c62026ea4ccb8a484a90d07940be8684412bfadb

    SHA256

    aa4e43bc85f74b9676dbb1bf4608676ca74ec5f352610577c6ec54ce55f6aaa1

    SHA512

    99b97e9961cb2d6ad45bcc3ab447eb0e117cca4eca6a3c43daccb5c27a434b79c23bc59922873bb2760e2691c4b92d6688e483eb71d29179e531fea0ffa48c6c

  • C:\Program Files\Google\Chrome\Application\chrome.exe

    Filesize

    332KB

    MD5

    9b56e8164f268a120ef33f6aee39a8ea

    SHA1

    362233dbb247e26d8a45211fa12224bc37c57dbe

    SHA256

    d86d3b1563206b5309115cfd459cee6c469d20b2eba54da72fc10360f6215801

    SHA512

    77001eda2695e97e25319732319c2bda4b670978a682549cb7ea29fe58886879e8d602bf3bca2b6ab2b71fa5d06f20c7336243dc56813a19697ad948c878ab7c

  • C:\Program Files\Google\Chrome\Application\chrome.exe

    Filesize

    276KB

    MD5

    7c91afb2853aa0322d3c848fcb066da5

    SHA1

    aea9823699d7e9bd43b7db7388bfa16453289054

    SHA256

    16e67ac83405837dbb0053099f38b472bbbed81e34b4cc1cb99b8e2713464398

    SHA512

    7c0db81e186d725d78523bba7b60d09ac03c4166fe1c0af05f4847f5bf6f14180ce37b43052e66d60b7a73e775793409c053fc534b14003d231f501adcf7b15f

  • C:\Program Files\Google\Chrome\Application\chrome_proxy.cab

    Filesize

    1020KB

    MD5

    b65d7344b0a7faa207d2e1a7adaafb60

    SHA1

    755ad15b1745b0e730d658d4a92e2b754425b7db

    SHA256

    f4b91fbbcba8a46eefe4965e4a24c6ede3decbd1fec96e141a1953173efd1c92

    SHA512

    f17ac73c2df7c73a31b11ce0f533d6db91bdb0cdeea653dcd52ac72c3cf28da0c236b79586ddc7a6c825fdd171290722f888465e776f12ac2cae75be82726b22