Analysis

  • max time kernel
    83s
  • max time network
    82s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2022 06:43

General

  • Target

    KMSpico 9.3.3.exe

  • Size

    2.8MB

  • MD5

    4e4387bc87f70a3587b52dc0f32483f6

  • SHA1

    1ee3cd79a1e9917b126a936cd67083988097c4df

  • SHA256

    7beb554ce8916f16bea469f9f335d3fb673f1a21beecc8f346678afb291b36a6

  • SHA512

    f691a87b05688932e763c26c54b00220fdc8dd182fc494828d500e5c5286590d5005a400ac0247cc88d79db323779c86115ca518c478c26cd6a53f6c7d94ab2e

  • SSDEEP

    49152:k9ywS32SyGX4w/ouaHsXej6e1VGo2Hwts4/HEGucpPUcuzWq:uA9yGX4wwrU21E1BwEc6cuzWq

Malware Config

Signatures

  • Creates new service(s) 1 TTPs
  • Executes dropped EXE 4 IoCs
  • Sets file execution options in registry 2 TTPs 3 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 1 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies Control Panel 1 IoCs
  • Modifies Internet Explorer Phishing Filter 1 TTPs 2 IoCs
  • Modifies data under HKEY_USERS 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\KMSpico 9.3.3.exe
    "C:\Users\Admin\AppData\Local\Temp\KMSpico 9.3.3.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2808
    • C:\Users\Admin\AppData\Local\Temp\is-NU8JT.tmp\KMSpico 9.3.3.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-NU8JT.tmp\KMSpico 9.3.3.tmp" /SL5="$1D01DC,2575927,69120,C:\Users\Admin\AppData\Local\Temp\KMSpico 9.3.3.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • Modifies Internet Explorer Phishing Filter
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:820
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe" /C ""C:\Program Files\KMSpico\scripts\Install_Service.cmd""
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4132
        • C:\Windows\system32\sc.exe
          sc create "Service KMSELDI" binPath= "C:\Program Files\KMSpico\Service_KMS.exe" type= own error= normal start= auto DisplayName= "Service KMSELDI"
          4⤵
          • Launches sc.exe
          PID:4232
      • C:\Program Files\KMSpico\UninsHs.exe
        "C:\Program Files\KMSpico\UninsHs.exe" /r0=KMSpico,default,C:\Users\Admin\AppData\Local\Temp\KMSpico 9.3.3.exe
        3⤵
        • Executes dropped EXE
        PID:5048
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe" /C ""C:\Program Files\KMSpico\scripts\Install_Task.cmd""
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4520
        • C:\Windows\system32\schtasks.exe
          SCHTASKS /Create /TN "AutoPico Daily Restart" /TR "'C:\Program Files\KMSpico\AutoPico.exe' /silent" /SC DAILY /ST 23:59:59 /RU "NT AUTHORITY\SYSTEM" /RL Highest /F
          4⤵
          • Creates scheduled task(s)
          PID:2972
      • C:\Program Files\KMSpico\AutoPico.exe
        "C:\Program Files\KMSpico\AutoPico.exe" /silent /backup
        3⤵
        • Executes dropped EXE
        • Sets file execution options in registry
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Modifies Control Panel
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3788
  • C:\Windows\SECOH-QAD.exe
    C:\Windows\SECOH-QAD.exe C:\Windows\system32\SppExtComObj.exe -Embedding
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3512
    • C:\Windows\system32\SppExtComObj.exe
      C:\Windows\system32\SppExtComObj.exe -Embedding
      2⤵
      • Loads dropped DLL
      • Modifies data under HKEY_USERS
      PID:4484

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files\KMSpico\AutoPico.exe

    Filesize

    932KB

    MD5

    e6bb53d93618c372a852ef984153b954

    SHA1

    5a7b0c134236c48bd793e9ea12caeeb6baa7abf7

    SHA256

    74bb07a1d2746adda54920d9e3ef520f20abbed3a40d9f972b7a6473e5fda740

    SHA512

    d15fcfbf38ad5128c211eb8dd0602e4e17a9d48fa896910b4bb92d0be5ec82899db0f231b8c1f5f0c14fc7dd81abfe476036237785ed964fa18c167dfcd9976d

  • C:\Program Files\KMSpico\AutoPico.exe

    Filesize

    932KB

    MD5

    e6bb53d93618c372a852ef984153b954

    SHA1

    5a7b0c134236c48bd793e9ea12caeeb6baa7abf7

    SHA256

    74bb07a1d2746adda54920d9e3ef520f20abbed3a40d9f972b7a6473e5fda740

    SHA512

    d15fcfbf38ad5128c211eb8dd0602e4e17a9d48fa896910b4bb92d0be5ec82899db0f231b8c1f5f0c14fc7dd81abfe476036237785ed964fa18c167dfcd9976d

  • C:\Program Files\KMSpico\UninsHs.exe

    Filesize

    29KB

    MD5

    245824502aefe21b01e42f61955aa7f4

    SHA1

    a58682a8aae6302f1c934709c5aa1f6c86b2be99

    SHA256

    0a265b4bb8acceafaffb001632fa7e4c3f8ac39a71eda37f253e15bc1b8db90d

    SHA512

    204b39e31f22ba99cf09c5c8458fc94ea21b47aacc4abd305f71ba20a35d36bfc0ff53b95180542911c9c6f259db897dee76090d953f7ee18a8079caefda7981

  • C:\Program Files\KMSpico\UninsHs.exe

    Filesize

    29KB

    MD5

    245824502aefe21b01e42f61955aa7f4

    SHA1

    a58682a8aae6302f1c934709c5aa1f6c86b2be99

    SHA256

    0a265b4bb8acceafaffb001632fa7e4c3f8ac39a71eda37f253e15bc1b8db90d

    SHA512

    204b39e31f22ba99cf09c5c8458fc94ea21b47aacc4abd305f71ba20a35d36bfc0ff53b95180542911c9c6f259db897dee76090d953f7ee18a8079caefda7981

  • C:\Program Files\KMSpico\scripts\Install_Service.cmd

    Filesize

    213B

    MD5

    9107cd31951f2cf90e0892740b9087c9

    SHA1

    efac5c2e59ddef2f0a7782ad1dea8f6b25a07395

    SHA256

    11578521b14c17fbbb070c13887161586d57196f4d408c41a0f02ed07ee32f2c

    SHA512

    f6b66dcbbb8aa55793b63f20fc3718038d7c35f94570cf487b6e8393f67be6bd004dd64f3b8fc8345b7e02e2e8ec2d48ceed2494d9f1282ca020dbbaa621f457

  • C:\Program Files\KMSpico\scripts\Install_Task.cmd

    Filesize

    220B

    MD5

    ade709ca6a00370a4a6fea2425f948c1

    SHA1

    5919c95ef78bd4ab200f8071b98970ff9541a24a

    SHA256

    5b067073b968361fe489017d173040655f21890605d39cdb012a030dd75b52a8

    SHA512

    860f9f12bc4995fae7c74481c2b24a346e763e32a782b3826c0f0772ad90be48377faefd883c9a28b221f8476fd203782932fee859b079fb7d4b1b152cce7b53

  • C:\Users\Admin\AppData\Local\Temp\is-NU8JT.tmp\KMSpico 9.3.3.tmp

    Filesize

    703KB

    MD5

    1778c1f66ff205875a6435a33229ab3c

    SHA1

    5b6189159b16c6f85feed66834af3e06c0277a19

    SHA256

    95c06acac4fe4598840e5556f9613d43aa1039c52dac64536f59e45a70f79da6

    SHA512

    8844de1296ce707e3c5c71823f5118f8f2e50287ace3a2ee1ec0b69df0ec48ebcf5b755db669d2cd869d345fb06a9c07b36e98eda8c32a9b26b8fe22bdc105a0

  • C:\Users\Admin\AppData\Local\Temp\is-NU8JT.tmp\KMSpico 9.3.3.tmp

    Filesize

    703KB

    MD5

    1778c1f66ff205875a6435a33229ab3c

    SHA1

    5b6189159b16c6f85feed66834af3e06c0277a19

    SHA256

    95c06acac4fe4598840e5556f9613d43aa1039c52dac64536f59e45a70f79da6

    SHA512

    8844de1296ce707e3c5c71823f5118f8f2e50287ace3a2ee1ec0b69df0ec48ebcf5b755db669d2cd869d345fb06a9c07b36e98eda8c32a9b26b8fe22bdc105a0

  • C:\Windows\SECOH-QAD.dll

    Filesize

    3KB

    MD5

    6d7fdbf9ceac51a76750fd38cf801f30

    SHA1

    6ef8310627537b1d24409574bc3c398cd97c474c

    SHA256

    0398221231cff97e1fdc03d357ac4610afb8f3cdde4c90a9ec4d7823b405699e

    SHA512

    b48d7eb268f8b46ff6a4782070bf6f2109ccc43166b8c64beb73348533b98f69aab5630386f4b5966b6e706f906b599fec5ff885d3e4572ed24acb6c6691fec8

  • C:\Windows\SECOH-QAD.dll

    Filesize

    3KB

    MD5

    6d7fdbf9ceac51a76750fd38cf801f30

    SHA1

    6ef8310627537b1d24409574bc3c398cd97c474c

    SHA256

    0398221231cff97e1fdc03d357ac4610afb8f3cdde4c90a9ec4d7823b405699e

    SHA512

    b48d7eb268f8b46ff6a4782070bf6f2109ccc43166b8c64beb73348533b98f69aab5630386f4b5966b6e706f906b599fec5ff885d3e4572ed24acb6c6691fec8

  • C:\Windows\SECOH-QAD.exe

    Filesize

    4KB

    MD5

    38de5b216c33833af710e88f7f64fc98

    SHA1

    66c72019eafa41bbf3e708cc3824c7c4447bdab6

    SHA256

    9896a6fcb9bb5ac1ec5297b4a65be3f647589adf7c37b45f3f7466decd6a4a7f

    SHA512

    99b9a9d5970eb10a903bde703c638f7dc639eb4894dfd84d8d94ce1326087c09fa415ef5bc0db7fd0248827045de24b78a680f301a59395215e50051056d1490

  • C:\Windows\SECOH-QAD.exe

    Filesize

    4KB

    MD5

    38de5b216c33833af710e88f7f64fc98

    SHA1

    66c72019eafa41bbf3e708cc3824c7c4447bdab6

    SHA256

    9896a6fcb9bb5ac1ec5297b4a65be3f647589adf7c37b45f3f7466decd6a4a7f

    SHA512

    99b9a9d5970eb10a903bde703c638f7dc639eb4894dfd84d8d94ce1326087c09fa415ef5bc0db7fd0248827045de24b78a680f301a59395215e50051056d1490

  • memory/2808-137-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/2808-132-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/3788-149-0x0000000000590000-0x000000000067C000-memory.dmp

    Filesize

    944KB

  • memory/3788-152-0x00007FFE93E00000-0x00007FFE948C1000-memory.dmp

    Filesize

    10.8MB

  • memory/5048-143-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB