Analysis

  • max time kernel
    91s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    23-02-2023 16:18

General

  • Target

    360TS_Setup_Mini.exe

  • Size

    1.5MB

  • MD5

    858ee6ceb590822f57d2d98a32e3c5af

  • SHA1

    0cd9e539e919dd0367c1d04e2644bc3e8ad109e5

  • SHA256

    3d505dd5081824da4517fbdc2a4da8c6133538b72171e260f59d10be5ed20acb

  • SHA512

    ad624bba251a6131471a662e31a676c6facb335aef433b0c2313adb57c2ca4701590845c3c237d190a1817fa43daeaaeb3731c91e19045691523cccf9cbbd198

  • SSDEEP

    24576:AD1YS7FpyUxT3DC2O1zj1SqdAGFQZIxvC45UJoenm9x:TQ5xT3DDWzjYq+ZIxL5UJoew

Malware Config

Signatures

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 8 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\360TS_Setup_Mini.exe
    "C:\Users\Admin\AppData\Local\Temp\360TS_Setup_Mini.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1368
    • C:\Users\Admin\AppData\Local\Temp\360TS_Setup.exe
      "C:\Users\Admin\AppData\Local\Temp\360TS_Setup.exe" /c:101 /pmode:2 /syncid0_1
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:1088
      • C:\Program Files (x86)\1677183119_0\360TS_Setup.exe
        "C:\Program Files (x86)\1677183119_0\360TS_Setup.exe" /c:101 /pmode:2 /syncid0_1 /TSinstall
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Loads dropped DLL
        • Writes to the Master Boot Record (MBR)
        • Modifies system certificate store
        PID:1412

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\1677183119_0\360TS_Setup.exe

    Filesize

    89.4MB

    MD5

    b52a56cf7aace0e11e9a5030ccbf106f

    SHA1

    add631030daa94b4ddf086d7c1f9b03dec9fc83b

    SHA256

    f7ff39a631e2bdcf05d99366e645c40e120981146567c04ccd557e3139266eb4

    SHA512

    e2b152dcadab68d9ffeb7bfc604d1ea0d1c3c27dfc0bb16d85023a76befec7b484461fab0b4bd24ff59fc20ad643b8027a3e5633fd42eb2bef12f90a685b4832

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_90887DD7920637A743EF36CB9A88B5D8

    Filesize

    2KB

    MD5

    e2eb39b8eb4abbf9ef1d995bf4686247

    SHA1

    899a44ecf8b1102ebf66736eaee3b126ff9ca688

    SHA256

    398aab75624c6a9074fae85fd375ba98c3c48581f483e9d4f70c0ad4941bc891

    SHA512

    fd617f13a1d67482516fb7a3d65911422585b423bb0a358955e95f08a308b9d79c41b0f918e51d9642edaabc267416124dfde4b67e445aa3c110b2b1ad64c1da

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

    Filesize

    1KB

    MD5

    128844de2d7beaed1646b22b0d72c2cb

    SHA1

    01ce0b8f5d7152b4e5e852b2a2a90cc68d6a821c

    SHA256

    eed40b62f57a5297f62a8eca1451df29b3b841c60874b1f8274550685f2b3374

    SHA512

    9bc083a35e143047eee3f42844a09d22fc0b05af6786ee2f23c63a3161a3f92ff1eb205e1e2365b7008a6c047940ddf07797cb554a3a84bb4f8c7d1dc6e42427

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_90887DD7920637A743EF36CB9A88B5D8

    Filesize

    488B

    MD5

    90ee67eab1b8155270241273654f52e5

    SHA1

    c345a20dae4b6a3764bfcfb7092eabccd354b627

    SHA256

    502815f6d5024012f35fe710e61922368f04cb3e0bebd6f47c7adcffd00bf7c0

    SHA512

    cd7fc637087c25e9be730507205d3c6dd535bd6e743cc9d42a00087ac7ab9b5d3591ba77e664a59e43e348fa6acad252d203cf8bf8e39636486b03f4e9ed3d03

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

    Filesize

    342B

    MD5

    eeef45111f4f1ff292afa42768ebc526

    SHA1

    55c69d6d88e51900a23bd55c5fef21828a02a7d2

    SHA256

    b019c203f185926a37c55f40a5cc6420e34edd38b817acce8aa644ee998b40c5

    SHA512

    f6367382918acec01a892be7def5572a2c4e45ead9cab38241660cbf581aebc8f1dfb13fb076285d2d5a3af8dccac293ef073e4d2decc989037e57626a05d06d

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

    Filesize

    482B

    MD5

    abd6460220739938d998ce3df27d8c70

    SHA1

    353639ee9e07370e80a0230c09448563a7b98c5c

    SHA256

    062f50ccda0efe9f388f56df3badab7d9344ceb79b9de92390d3eec3e335a0eb

    SHA512

    0a31b5d47879b2d1c7d7acc99900ef5b531dcce373c647bded40389cbbc248366df674a363416bad9f4a51c007b776f57128527d0689d590b525b62e738c1640

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\KTB503AZ\opera[2].json

    Filesize

    33B

    MD5

    665af392c92468674e12953c713ebc4e

    SHA1

    d6ae02d3cbd8c37073fe5217b65906664ed65b2c

    SHA256

    a76f0fd7691a91e4a1275b8ed8bff1d30e7f3018bcf3ed69f165d7e9eec52638

    SHA512

    c994bdefe2876bfb94cdd0ced7da7f78f70171741de7e84287440f7b4ea4ae682f3e1f81792e8a1888b7471b739167068da49cc1d895cc44c33e18458b137b25

  • C:\Users\Admin\AppData\Local\Temp\[email protected]

    Filesize

    656B

    MD5

    44dbbbfbec84f14fcbb124c09993f48e

    SHA1

    ed8bc63069f280258debfa6fec31d02321ad91e9

    SHA256

    a4787cb9bc9bb318ee4df2927547c8e09505284c14551aeacebf16c4444ea061

    SHA512

    8e1f8def4b428452eb94b27384a46a457dcb7538e479dc5e3e8ab8bb3849c1dcd6dd92861d208f25e1712f633af1f3385ac683aa5e9640fbee88216bc502f684

  • C:\Users\Admin\AppData\Local\Temp\[email protected]\setup.ini

    Filesize

    829B

    MD5

    38e6c5bd3cdefed1534310234d11ad23

    SHA1

    6904008bce2a72b8ff1cdb4e54c938db834b6a8d

    SHA256

    1816cdd248e16e80b77ccac34312c491c6b68161a99a6adfbbf2425f177946d0

    SHA512

    f7d2cdd74fe90fe7f4c09043253969e6694c422a391f35c0846d6cb707689209cd64dc52d129e0b4dd8c56922cb155b40d826a6ea612aee8da05db4af2499976

  • C:\Users\Admin\AppData\Local\Temp\1677183117_00000000_base\360base.dll

    Filesize

    884KB

    MD5

    8c42fc725106cf8276e625b4f97861bc

    SHA1

    9c4140730cb031c29fc63e17e1504693d0f21c13

    SHA256

    d1ca92aa0789ee87d45f9f3c63e0e46ad2997b09605cbc2c57da2be6b8488c22

    SHA512

    f3c33dfe8e482692d068bf2185bec7d0d2bb232e6828b0bc8dc867da9e7ca89f9356fde87244fe686e3830f957c052089a87ecff4e44842a1a7848246f0ba105

  • C:\Users\Admin\AppData\Local\Temp\360TS_Setup.exe

    Filesize

    89.4MB

    MD5

    b52a56cf7aace0e11e9a5030ccbf106f

    SHA1

    add631030daa94b4ddf086d7c1f9b03dec9fc83b

    SHA256

    f7ff39a631e2bdcf05d99366e645c40e120981146567c04ccd557e3139266eb4

    SHA512

    e2b152dcadab68d9ffeb7bfc604d1ea0d1c3c27dfc0bb16d85023a76befec7b484461fab0b4bd24ff59fc20ad643b8027a3e5633fd42eb2bef12f90a685b4832

  • C:\Users\Admin\AppData\Local\Temp\360TS_Setup.exe

    Filesize

    89.4MB

    MD5

    b52a56cf7aace0e11e9a5030ccbf106f

    SHA1

    add631030daa94b4ddf086d7c1f9b03dec9fc83b

    SHA256

    f7ff39a631e2bdcf05d99366e645c40e120981146567c04ccd557e3139266eb4

    SHA512

    e2b152dcadab68d9ffeb7bfc604d1ea0d1c3c27dfc0bb16d85023a76befec7b484461fab0b4bd24ff59fc20ad643b8027a3e5633fd42eb2bef12f90a685b4832

  • C:\Users\Admin\AppData\Local\Temp\360TS_Setup.exe

    Filesize

    89.4MB

    MD5

    b52a56cf7aace0e11e9a5030ccbf106f

    SHA1

    add631030daa94b4ddf086d7c1f9b03dec9fc83b

    SHA256

    f7ff39a631e2bdcf05d99366e645c40e120981146567c04ccd557e3139266eb4

    SHA512

    e2b152dcadab68d9ffeb7bfc604d1ea0d1c3c27dfc0bb16d85023a76befec7b484461fab0b4bd24ff59fc20ad643b8027a3e5633fd42eb2bef12f90a685b4832

  • C:\Users\Admin\AppData\Local\Temp\Cab15A7.tmp

    Filesize

    61KB

    MD5

    fc4666cbca561e864e7fdf883a9e6661

    SHA1

    2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

    SHA256

    10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

    SHA512

    c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

  • C:\Users\Admin\AppData\Local\Temp\Tar1665.tmp

    Filesize

    161KB

    MD5

    73b4b714b42fc9a6aaefd0ae59adb009

    SHA1

    efdaffd5b0ad21913d22001d91bf6c19ecb4ac41

    SHA256

    c0cf8cc04c34b5b80a2d86ad0eafb2dd71436f070c86b0321fba0201879625fd

    SHA512

    73af3c51b15f89237552b1718bef21fd80788fa416bab2cb2e7fb3a60d56249a716eda0d2dd68ab643752272640e7eaaaf57ce64bcb38373ddc3d035fb8d57cd

  • C:\Users\Admin\AppData\Local\Temp\{97334F22-6E30-4a22-BC62-0DF96C654C64}.tmp

    Filesize

    3KB

    MD5

    b1ddd3b1895d9a3013b843b3702ac2bd

    SHA1

    71349f5c577a3ae8acb5fbce27b18a203bf04ede

    SHA256

    46cda5ad256bf373f5ed0b2a20efa5275c1ffd96864c33f3727e76a3973f4b3c

    SHA512

    93e6c10c4a8465bc2e58f4c7eb300860186ddc5734599bcdad130ff9c8fd324443045eac54bbc667b058ac1fa271e5b7645320c6e3fc2f28cc5f824096830de1

  • \Program Files (x86)\1677183119_0\360TS_Setup.exe

    Filesize

    89.4MB

    MD5

    b52a56cf7aace0e11e9a5030ccbf106f

    SHA1

    add631030daa94b4ddf086d7c1f9b03dec9fc83b

    SHA256

    f7ff39a631e2bdcf05d99366e645c40e120981146567c04ccd557e3139266eb4

    SHA512

    e2b152dcadab68d9ffeb7bfc604d1ea0d1c3c27dfc0bb16d85023a76befec7b484461fab0b4bd24ff59fc20ad643b8027a3e5633fd42eb2bef12f90a685b4832

  • \Users\Admin\AppData\Local\Temp\1677183117_00000000_base\360base.dll

    Filesize

    884KB

    MD5

    8c42fc725106cf8276e625b4f97861bc

    SHA1

    9c4140730cb031c29fc63e17e1504693d0f21c13

    SHA256

    d1ca92aa0789ee87d45f9f3c63e0e46ad2997b09605cbc2c57da2be6b8488c22

    SHA512

    f3c33dfe8e482692d068bf2185bec7d0d2bb232e6828b0bc8dc867da9e7ca89f9356fde87244fe686e3830f957c052089a87ecff4e44842a1a7848246f0ba105

  • \Users\Admin\AppData\Local\Temp\1677183130_00000000_base\360base.dll

    Filesize

    884KB

    MD5

    8c42fc725106cf8276e625b4f97861bc

    SHA1

    9c4140730cb031c29fc63e17e1504693d0f21c13

    SHA256

    d1ca92aa0789ee87d45f9f3c63e0e46ad2997b09605cbc2c57da2be6b8488c22

    SHA512

    f3c33dfe8e482692d068bf2185bec7d0d2bb232e6828b0bc8dc867da9e7ca89f9356fde87244fe686e3830f957c052089a87ecff4e44842a1a7848246f0ba105

  • \Users\Admin\AppData\Local\Temp\360TS_Setup.exe

    Filesize

    89.4MB

    MD5

    b52a56cf7aace0e11e9a5030ccbf106f

    SHA1

    add631030daa94b4ddf086d7c1f9b03dec9fc83b

    SHA256

    f7ff39a631e2bdcf05d99366e645c40e120981146567c04ccd557e3139266eb4

    SHA512

    e2b152dcadab68d9ffeb7bfc604d1ea0d1c3c27dfc0bb16d85023a76befec7b484461fab0b4bd24ff59fc20ad643b8027a3e5633fd42eb2bef12f90a685b4832

  • \Users\Admin\AppData\Local\Temp\360TS_Setup.exe

    Filesize

    89.4MB

    MD5

    b52a56cf7aace0e11e9a5030ccbf106f

    SHA1

    add631030daa94b4ddf086d7c1f9b03dec9fc83b

    SHA256

    f7ff39a631e2bdcf05d99366e645c40e120981146567c04ccd557e3139266eb4

    SHA512

    e2b152dcadab68d9ffeb7bfc604d1ea0d1c3c27dfc0bb16d85023a76befec7b484461fab0b4bd24ff59fc20ad643b8027a3e5633fd42eb2bef12f90a685b4832

  • \Users\Admin\AppData\Local\Temp\360TS_Setup.exe

    Filesize

    89.4MB

    MD5

    b52a56cf7aace0e11e9a5030ccbf106f

    SHA1

    add631030daa94b4ddf086d7c1f9b03dec9fc83b

    SHA256

    f7ff39a631e2bdcf05d99366e645c40e120981146567c04ccd557e3139266eb4

    SHA512

    e2b152dcadab68d9ffeb7bfc604d1ea0d1c3c27dfc0bb16d85023a76befec7b484461fab0b4bd24ff59fc20ad643b8027a3e5633fd42eb2bef12f90a685b4832

  • \Users\Admin\AppData\Local\Temp\360TS_Setup.exe

    Filesize

    89.4MB

    MD5

    b52a56cf7aace0e11e9a5030ccbf106f

    SHA1

    add631030daa94b4ddf086d7c1f9b03dec9fc83b

    SHA256

    f7ff39a631e2bdcf05d99366e645c40e120981146567c04ccd557e3139266eb4

    SHA512

    e2b152dcadab68d9ffeb7bfc604d1ea0d1c3c27dfc0bb16d85023a76befec7b484461fab0b4bd24ff59fc20ad643b8027a3e5633fd42eb2bef12f90a685b4832

  • \Users\Admin\AppData\Local\Temp\{6293AC11-376F-4fd9-9CA7-540C4A7B2801}.tmp\360P2SP.dll

    Filesize

    824KB

    MD5

    fc1796add9491ee757e74e65cedd6ae7

    SHA1

    603e87ab8cb45f62ecc7a9ef52d5dedd261ea812

    SHA256

    bf1b96f5b56be51e24d6314bc7ec25f1bdba2435f4dfc5be87de164fe5de9e60

    SHA512

    8fa2e4ff5cbc05034051261c778fec1f998ceb2d5e8dea16b26b91056a989fdc58f33767687b393f32a5aff7c2b8d6df300b386f608abd0ad193068aa9251e0d

  • memory/1368-66-0x00000000025D0000-0x00000000025D1000-memory.dmp

    Filesize

    4KB

  • memory/1412-210-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/1412-212-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB