Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    12-06-2024 07:08

General

  • Target

    sample.msi

  • Size

    46.6MB

  • MD5

    6786f27c9558db89f94917e7846bdfa9

  • SHA1

    f9dd7ed3eb6508bb3dda12a8d6a9bf0604c12c80

  • SHA256

    151791fe4ab09c2611ecd4a6543fb62bbb8336853a5769827954ef6354d70f43

  • SHA512

    06f65a18edb5b841cae84c3dd488f3e2e337fd73c194626c2f498628432d19ceda9d33139794a40f06d5bdac82bf2158954fd565e9597e1b6dd3e3bedc3ecf01

  • SSDEEP

    196608:5Jwa6efw7kjueNqGLWlByaWjIu4pNMewsyhOoytlBzFoaK+qlJKDBeY:7r6efNueNqm34pNmER7oaK+qlJKDBe

Score
6/10

Malware Config

Signatures

  • Blocklisted process makes network request 5 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops file in Program Files directory 29 IoCs
  • Drops file in Windows directory 14 IoCs
  • Loads dropped DLL 15 IoCs
  • Registers COM server for autorun 1 TTPs 20 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies data under HKEY_USERS 46 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\sample.msi
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2132
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Registers COM server for autorun
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2628
    • C:\Windows\system32\MsiExec.exe
      C:\Windows\system32\MsiExec.exe -Embedding D0C9B1FC24AA1CA0BB5F342256B71A00
      2⤵
      • Drops file in Program Files directory
      • Loads dropped DLL
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      PID:352
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1532
  • C:\Windows\system32\DrvInst.exe
    DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000004D0" "0000000000000598"
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:3056

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Config.Msi\f764fb8.rbs

    Filesize

    19KB

    MD5

    782d365b634ed29193bbaa70dd247794

    SHA1

    cf57b11293b77035fba4040c29d8685567597148

    SHA256

    f0dae9476a1ba63acb4c8a4fdbf0665e0cc1a8e15e543a690d2b0df534debb3e

    SHA512

    b6c5e43548fde0c6729b01ed16e469568e3732d3e41381468ad39f89f3c9cba5928479eecff6169e288c187a2c8a742bb0c1f653f009e3ad43334891b1aee24b

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\40C68D5626484A90937F0752C8B950AB

    Filesize

    834B

    MD5

    cbed24fd2b55aea95367efca5ee889de

    SHA1

    946f48b5c344fd57113845cd483fed5fb9fa3e54

    SHA256

    1dc8a0fcbe260b77adfe5ad9aaac543239b2a0d9f4e1f3c2657beee4376ffee4

    SHA512

    c504a11ea576f8ce14de26a0617e22e71e14db0f1dadefc187ce94e4a35a83743c743824e3629899c262aae4772bb86a0ee5bb643db20645483f0c376215ec6b

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

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C46E7B0F942663A1EDC8D9D6D7869173_6043FC604A395E1485AF7AC16D16B7CE

    Filesize

    5B

    MD5

    4842e206e4cfff2954901467ad54169e

    SHA1

    80c9820ff2efe8aa3d361df7011ae6eee35ec4f0

    SHA256

    2acab1228e8935d5dfdd1756b8a19698b6c8b786c90f87993ce9799a67a96e4e

    SHA512

    ff537b1808fcb03cfb52f768fbd7e7bd66baf6a8558ee5b8f2a02f629e021aa88a1df7a8750bae1f04f3b9d86da56f0bdcba2fdbc81d366da6c97eb76ecb6cba

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C46E7B0F942663A1EDC8D9D6D7869173_DF4CA81DC775CDA9B3214BDB5B55900E

    Filesize

    5B

    MD5

    5bfa51f3a417b98e7443eca90fc94703

    SHA1

    8c015d80b8a23f780bdd215dc842b0f5551f63bd

    SHA256

    bebe2853a3485d1c2e5c5be4249183e0ddaff9f87de71652371700a89d937128

    SHA512

    4cd03686254bb28754cbaa635ae1264723e2be80ce1dd0f78d1ab7aee72232f5b285f79e488e9c5c49ff343015bd07bb8433d6cee08ae3cea8c317303e3ac399

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EA618097E393409AFA316F0F87E2C202_2280A2210A1DD6666EC3A552D924ABF6

    Filesize

    1KB

    MD5

    97b2f1c84cc5b6e8026d05d016eb7597

    SHA1

    5d28b11fee3c3b6006840409d5fccdae0f1a7b7d

    SHA256

    1d5971fb49b11cc3b28741fe6849c1b5285822421b0963c4102041d01b1e21a9

    SHA512

    8e037b304913cd195f85fa71731e1724f8b2fc31bd7f63136566e5261be2c49d64c0e2305b22735863ca25970ec8d12de1b7b35563f16eff76cf641a2bad477d

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\40C68D5626484A90937F0752C8B950AB

    Filesize

    180B

    MD5

    6951331014c0b4dc53977f634535edac

    SHA1

    f93d64ccebafd066fe6eddcf14852de05e0b268c

    SHA256

    41ae4be2f56fe4b98d26072912a0a239e1b3341484f653ed94fb4dcaee3d0391

    SHA512

    3c752dfccd73b48addba6150dd5bf144d8b56879e46bd8254d410e2b7594c564a5b9ccc18fa9d3a42cf2a1392080762a0aaab4070822a8a0853f1cd8f6ffb505

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

    Filesize

    342B

    MD5

    804ca7c271dd5e7b8dea18279573f903

    SHA1

    eee83fa0abe208bb9dbb3273fbb9f655718b1975

    SHA256

    482fdc40e370fbe9334b936a67753912eb8c2949aaa598d766f2e8f776ecbfbf

    SHA512

    5b6dc08fc3b4ef58b13e86b6aa2c3f54e361285142b3d36d6cade7f353bf3b84d5fa863a3da7ec0cd5e76b02ae0757ac0bb2c2c4a3708b0ce277f0c1f7ac72f9

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C46E7B0F942663A1EDC8D9D6D7869173_6043FC604A395E1485AF7AC16D16B7CE

    Filesize

    398B

    MD5

    eed37951eb2474ab335ca345db45c76f

    SHA1

    92974971e05ce25ce715333078b9590b05ebaaa8

    SHA256

    f465224f06951b6304cf3e751b68e340996275007ba29c70504aa75eb9b14d73

    SHA512

    ba49d844fd44675afc27a9411e34b5ae53a41069002491ca354a115f6761ff827263d7a067aaf89de3d85c5c2bf43c9403e0005ad31e61747516d7d2f009cbe8

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C46E7B0F942663A1EDC8D9D6D7869173_DF4CA81DC775CDA9B3214BDB5B55900E

    Filesize

    476B

    MD5

    78547544177cfa352cd2a511f72bc792

    SHA1

    851e9814091411b8e401ed2d005d104d862c969a

    SHA256

    2412abb41c46e0b211f77b6f1495a1a9d0c7c04f0a5a2f476ac22c2f32e44199

    SHA512

    ca32b022bc82dade7b2be7a8c78d95948ba0cc68f810b4ab5566f6bc6b1c52b0a63f264d93f33f07930cc3b42bbe258f40c646146d2c340fb2dfd09ca0c78037

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EA618097E393409AFA316F0F87E2C202_2280A2210A1DD6666EC3A552D924ABF6

    Filesize

    398B

    MD5

    fd94e5ce1a4905548374df78e06b1f4b

    SHA1

    ceada1a7fc2de55493c604fc08205eeb57bd8820

    SHA256

    caacf053016c46082cc1226e85a5592cdf702f898077333199f222272aeab5c8

    SHA512

    c096647fde55f9d723d38e390b3227ef88836dddd664f91c1d055f46f7a49ea3b3126e935f9ecbabf6e37d3a2173ed0819a826b7469be2a230b6d026e5b0c786

  • C:\Users\Admin\AppData\Local\Temp\Cab26D4.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar26E7.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • C:\Users\Admin\AppData\Local\Temp\Tar2873.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Windows\Installer\MSI54A4.tmp

    Filesize

    169KB

    MD5

    defa0cbafb360ab80b7cdcc0d6029aec

    SHA1

    16a5c55a62b3859ea04942c5f831f7d192c3d545

    SHA256

    ebcce6dff23eb731d2ec49e32886d44d1dc0fd0cfb92f65d43922e8e8bcba26d

    SHA512

    e024dea0d228a63357255d9fce6dfd43317f7e3612a82be4a5a8a6b213f1e6dd8c932f70c35fa4c7692c566c5208df3783d5c7c0e8666ce90fff5c06e1b83b22

  • C:\Windows\Installer\f764fb6.msi

    Filesize

    46.6MB

    MD5

    6786f27c9558db89f94917e7846bdfa9

    SHA1

    f9dd7ed3eb6508bb3dda12a8d6a9bf0604c12c80

    SHA256

    151791fe4ab09c2611ecd4a6543fb62bbb8336853a5769827954ef6354d70f43

    SHA512

    06f65a18edb5b841cae84c3dd488f3e2e337fd73c194626c2f498628432d19ceda9d33139794a40f06d5bdac82bf2158954fd565e9597e1b6dd3e3bedc3ecf01

  • \Windows\Installer\{5519CAE7-A06E-4E9A-97E8-AFEE6D67F7BE}\Icon.exe

    Filesize

    66KB

    MD5

    64daf1ec2e190f2ef74c64632a3a509c

    SHA1

    498091359d32e234c2ceafe8d90c3886001837a1

    SHA256

    b1d12ef824fca81c110af76b91e6043b1353aca173157736d96f7e608239b856

    SHA512

    dd1ff91cae5d151686cfc1c33c862ab9bd518d057bf3da8433bb405cf5ee188d528c123bb2178ad8b4a612410a10af8b5105155b30225beb8c44bfd84f9d819f