Analysis

  • max time kernel
    153s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-03-2024 12:23

General

  • Target

    s.exe

  • Size

    346KB

  • MD5

    a74d9656846fe2eeb894208dc644e293

  • SHA1

    03ef2be7ee0bc8477ed219cf4f5e9ebb52c8b77a

  • SHA256

    a5ef60f241b19d7cb7e1f0596a2af65c6d566e258b0c93c3873c43707e2736e1

  • SHA512

    ebb4db3aa3f606c9e8610b24c4ed640f295562f3b8d2a4f7dc10ab3ab21c8f7526c81b7089006005e2ea625714c150f2b981a47235a6754158927c27f2068647

  • SSDEEP

    6144:vmRpztgbufFboix2p6MNj1GnuzkU7i7reD6g8uOqG2H8:vmR3gbOF8W2EYkOinfgPhzH8

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\s.exe
    "C:\Users\Admin\AppData\Local\Temp\s.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2528
    • C:\Users\Admin\AppData\Local\Temp\sd_utility.exe
      C:\Users\Admin\AppData\Local\Temp\sd_utility.exe -r -s -q -p 3 C:\*
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Program Files directory
      PID:3268
    • C:\Users\Admin\AppData\Local\Temp\sd_utility.exe
      C:\Users\Admin\AppData\Local\Temp\sd_utility.exe -r -s -q -p 3 D:\*
      2⤵
      • Executes dropped EXE
      PID:2836
    • C:\Users\Admin\AppData\Local\Temp\sd_utility.exe
      C:\Users\Admin\AppData\Local\Temp\sd_utility.exe -r -s -q -p 3 F:\*
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      PID:4632

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-609813KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK.KKK
    Filesize

    129B

    MD5

    0705eea10aab4a1f45f0cf0ee6d73797

    SHA1

    512fbbf26550fad91e2cc5b42eb5a0acf71fa2ea

    SHA256

    836b3aa50fcd1d14818fe2f0b3b4b4e9310cc58d1d0d6ccf5273aea2b4d18cf2

    SHA512

    31289dc1a46c8089b62e1e73fd4f7513c380a1c0175ec0f41b49d080b31fbf55e2fd52b9fcf43446f81fab012c000aea73b6314949f11a4c07dffae574976363

  • C:\Program FAAAAAAAAAAAAAAAAAAA.AAA
    Filesize

    366B

    MD5

    26ec8b7bd21351cbc0f9388154476088

    SHA1

    63efd1b560e03b551030f9d5839d69070b4e6fce

    SHA256

    4a3986568223370a2caab0bedd4137ee9f4c17822a4ae725fca0792d07e789fb

    SHA512

    9d15a3c1ca670452591f5983d52cbb094619835b415d133b0fe31ecc7a4ea3f0e54ff4fc55aa4e4c76f9785989e4c5ae8bd5dd2e74166ee958ade0377583149a

  • C:\Program FDDDDDDDDDDDDDDDDD.DDD
    Filesize

    1KB

    MD5

    d2b93ee4dddd55083eeadaec76d5d8da

    SHA1

    8d83e326bb610771778d0b19804e317118aef05e

    SHA256

    758ae3e5f328b253b94210755d8bd5f610ef067fd5bb24ff55c91af55c86449a

    SHA512

    00766ed80d1b1c3c9b86e3758d3e89724dc1629f1f734728cdf667583af5df5796627a59acdbf7a802f8286897bad91c160f2e2c4a26f72bc5ea72096d194097

  • C:\Program FDDDDDDDDDDDDDDDDDD.DDD
    Filesize

    3KB

    MD5

    d6b566ab81253dfdb7f6186dd15b5867

    SHA1

    a9554cacc6e3e5d0b3d01f1bc49144bcf75a25e2

    SHA256

    9c49ec2e97b5fbbe3cf435c1e8fc0b051bc9b38f437010d6473b9eef4636e2fd

    SHA512

    64203b67cb8abf822553a504f12a8f8f7122b4839ae42306a4ed7d40f536f6374a7152e8b405fc047e5041a110d6fb9cb605c0b1c7c970d143b3f533f4929946

  • C:\Program FilesDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD.D.DDDDDDD.DDDDDDD
    Filesize

    488B

    MD5

    485feef38bc9cb7efc60b8bbb251ff04

    SHA1

    3b75f730a7633ba2cbde0f221ae6a5db05270eae

    SHA256

    378077ef8f8cf2bcd0c34a138cfa3544f870c9d2d2f72448b4754f3c23e2e01c

    SHA512

    36a05b718ff3bbb59395d4711c098a5012ec92f26aacc82d95adc29d96a892acc963a38b71091b6355ea34149cc334861d7d51392374fc81dd4daa99ddedf30b

  • C:\Program FilesDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD.D.DDDDDDDD.DDDDDDD
    Filesize

    490B

    MD5

    96ce59461ed1ca3d557252fd14b6e41a

    SHA1

    fad2b7d068bd2f9f758c121e525d039c83a3210c

    SHA256

    cfb70d7fa103851ed296f79131375588d613ad59fc85c68c2c834195558eff3e

    SHA512

    ab75e62e54cd26c632f429ed078229990b72179607f5b37fd17a60b7c27d6283d09ec52593b7d277adea336ffef6d69116058ad01110d13ce86f19e2d1796ab4

  • C:\Program Files\Common FilesDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD.DDDD
    Filesize

    106B

    MD5

    5d899c8b50e9cc20afec7a1cae944a4d

    SHA1

    0f1bb205410bc102a58b32fd1f8a7cfa57ff78fd

    SHA256

    46b56ffa21b57547d8b816d2fc81e53df0707ba80e44aebb14634daa44326b51

    SHA512

    1515488bf2f61626941033e2e7b614b75b74181e2eca44433d1082afc1bf882349a921e5ab438f42ea96ee7e75226f08b02b5aef5880bda9bd1ad7e458e84e85

  • C:\Program Files\Common FilesDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD.DDDD
    Filesize

    63B

    MD5

    a4dec6a7f95886c7e438491b01533b75

    SHA1

    3f9ef4841225aa6f23a676d339aba1d7cfd38b5a

    SHA256

    3f0bfbea1c932f671f601317a097f2dc989fe854aacbcebb2e90f2d4e14509f0

    SHA512

    93fa5a0ae79944cbab5c54ee116a613f22e0dbfff38fbf18fed278e5b1c8792c0cde9f8928fd096c34b36eca7d688866fe18e0eca6223d0c8406abd696a5602b

  • C:\Program Files\Google\Chrome\ApplDDDDDDDDDDD.D.DDDD.DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD.DDDD
    Filesize

    99B

    MD5

    bba58ba2038ed4016a212946ab260ae4

    SHA1

    35fc54f97383989ad4d145dd805b5d8ddb09cd92

    SHA256

    3de2f04e6d5701c78d2f0a86494b2250ba36bddbeb6b424c2495a7493cd01910

    SHA512

    b51ab5df42c47b2f29abb867903a8b92937236417ec8431ecf999b30d5246948ee7f5f5ffccde1cf4e09e08fc6e44f180b9cef1e44f43d8d894ac8e294960516

  • C:\Program Files\Google\Chrome\AppliDDDDDDDDDD.D.DDDD.DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD.DDDD
    Filesize

    291B

    MD5

    85016fc9beab261c83ddbcaa487effc5

    SHA1

    3430bb8561badfff7ba3848e6134742f10dfb55d

    SHA256

    a1c39782e82726b46a2f842659fc9fc4af94e6723a6aea73a20169c1c486b671

    SHA512

    35bf74f05aa032aace3bad4e5760a3371211912135c81f58887861172a5d4d745811d9c21a519f43926a18481e7152c9e64283e9c1d7ac0d6abdea9642772942

  • C:\Program Files\dotnet\sharedDDDDDDDDDD.DDDDDDD.DDDDD.D.DD.DDDDDDD
    Filesize

    49B

    MD5

    1a61da4bd2dc3e47c62e3d909017d91a

    SHA1

    66872770123be0b0a268d325262b80c64907021b

    SHA256

    8a5936ee1c6ac14617422246a00e775eb9ca2eca098b0871311e82ec804000fd

    SHA512

    f022cbdc2fdca340ffeb547d194152e4ceeb9fdf74a9202a2cbac6b5d0401ab6ec6319dd78d81604991f48e3a9aefcb24f244cedfe5674ef206ac674e73a2dd9

  • C:\Program Files\dotnet\sharedDDDDDDDDDD.DDDDDDD.DDDDD.D.DDD.DDDDDDD
    Filesize

    50B

    MD5

    f6ebd992046b24c8a9c64d740ce8bc42

    SHA1

    a30f00116279157d668e09f3aeb01057eb7be69e

    SHA256

    4a616ae45b761a59489dacd6a718de0e2f366dd26a8ebbf97254bdeb100ee59f

    SHA512

    c356cade218495b22e147ff831f301ba6d1aa94798d0cb76a97f92f3a382e4a16a8447daf4ce663f83ce38abff0df011bbc0eceeca6de8b21a379a63954c5055

  • C:\Program Files\dotnet\sharedDDDDDDDDDD.DDDDDDD.DDDDD.D.DDDDDDDDDDD.DDDDDDD.DDD.DDDDDDDDDDDDD.DDDD
    Filesize

    53B

    MD5

    a4f0de49e340ca41c4537598e62c3bb9

    SHA1

    e70bada925921bbda426654309a501dc39dada06

    SHA256

    b51894f503ff3d5dc2f2fac49f722d64a0342aeae5709b99defaf6a9dd9b9f63

    SHA512

    64e7cdeecbaedce9c31edda392c44143d9b5f28832d02598334e00169a7523740acf6701b827c4abc10062be179db26d14e6b30edf1cb223990dbf994dc4d797

  • C:\Program Files\dotnet\sharedDDDDDDDDDD.DDDDDDD.DDDDD.D.DDDDDDDDDDDD.DDDDDDD.DDD.DDDDDDDDDDDDD.DDDD
    Filesize

    159B

    MD5

    afa06219a92d38892b2e3fc435a31110

    SHA1

    7d5a68f99150d5d855042630efb22240528c921b

    SHA256

    af5dccb2f6f0e1efdb3865aa62f6d40b16289a11d106b4ae0060a0084153968b

    SHA512

    16849e97ef3d84a4dda3dd26a6f62af7d0cc5ac394cbef1995c82a0c87da1ee5fdfd236074dcd0ffefa59d9817590d31ae335f20b00b745b979830747da8f791

  • C:\Program Files\dotnet\shared\MiDDDDDDD.DDDDDDDDDDDDDD.DDDDD.D.DDDDDDDDDDD.DDDDDDDDDDDDDD.DDD.DDDDDDDDDDDDD.DDDD
    Filesize

    182B

    MD5

    3211f3837d0c70d1e3dbcb0aecdba5e8

    SHA1

    a51570638abe8056a89c148216bc1c89b665c5bd

    SHA256

    ffdce6a4674d371619b68fcc66209bb22e2c7700c71835ee79896145643f8f42

    SHA512

    29557f3c518d90e8dfe93eb745ee2c31616a6e3cb5813e0ec35b8f64f19783b8f2df8d8a07cb488dc8fd4d54b965cdfe8c211898b17a7ead0d1d3a18bbba6f52

  • C:\Program Files\dotnet\shared\MicDDDDDD.DDDDDDDDDDDDDD.DDDDD.D.DDDDDDDDDDDD.DDDDDDDDDDDDDD.DDD.DDDDDDDDDDDDD.DDDD
    Filesize

    289B

    MD5

    dcd2063fa9362d63a659a4a83f9a3801

    SHA1

    4f5fde4538a44fe2b400c361be99d44f0953bb1a

    SHA256

    20193c3068570e16a79796a43c55ff0c4791fc4155c571347542a3bb58dbbcf9

    SHA512

    d3435435fde2162e135e7607ab9c3635bcd9cbfbeba34176297448e9c7675a88d4c357489e7eef00d302f7ccd5551949b19beab0f19f542872af71c296292827

  • C:\Users\Admin\AppData\Local\Temp\sd_utility.exe
    Filesize

    152KB

    MD5

    f2bbf310a35f43916db6b664325b76a9

    SHA1

    47ab6883dbf15736755eea62e4a0f9594b54071c

    SHA256

    e75ef627bc6475287e73349e5ed4f9d9b831c9535c7b2751ed0d217c93a4b997

    SHA512

    433156b34c17d0d8da4c4b8736e5940a097e4368d04456a6102df7f859e82a10ec9eb3bb1faeacf88a034ba3131dd0a8f28e46c2419ec7cade07ac46b5d8d421

  • C:\oDDDDDDDDD.DDD
    Filesize

    653B

    MD5

    b570f351c298bdb6c65fc929473fcd1c

    SHA1

    b49e92288cc4e78887261153a57386cef39d4bf7

    SHA256

    9038730bc190a9d6282a138824e3b7da87824b6541355f0d2d22695515000a60

    SHA512

    cc1b0f340ed137a041bd51f73a4470d0935ca4c34212e0bc46efc54f6ff11063cec585f8837fcb33e4dbcb33453e327ff46eedd85030f7144cf782192222a6d5

  • C:\oDDDDDDDDDDDDDDDDDD.DDD
    Filesize

    5.0MB

    MD5

    c1adcf5c17667821eb0e6a650a2f4ba5

    SHA1

    2d04d9b5cd9593f8032f519e315b52d6e40819db

    SHA256

    2f798ab2ce838e23bc63f73893771d59c3583d56e3452542ab95b41b3b3cd404

    SHA512

    063ff880ddd9dd442c8c9697e238d245f9014cd43f645cc484da91a6cc23f5bea27f0226df79ff0811321b40a14df6692852c5eff1d0ededf21662f778f47773

  • F:\$RECYCLE.BIN\S-1-5-21-609813DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD.DDD
    Filesize

    129B

    MD5

    a004b58b3953172a9d982774e398c932

    SHA1

    ebf9ad3c8b08ab511e830fc4697f750b83ca9e49

    SHA256

    ab1999212230f6643bacab056abed62ce347784ec5ee1f4cdf4faffbbd4d021b

    SHA512

    04ade739099f82956a00cfcd74bf779165c081090c611432729a067afc42f244bc5d705f038cb684507e29cd82cf0258eaa1be5a21c37bd6cca02e6eaf69b235