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09/10/2024, 12:00

241009-n6erjatfnk 10

09/10/2024, 06:17

241009-g127baxekr 10

Analysis

  • max time kernel
    55s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09/10/2024, 06:17

General

  • Target

    WannaCry.exe

  • Size

    224KB

  • MD5

    5c7fb0927db37372da25f270708103a2

  • SHA1

    120ed9279d85cbfa56e5b7779ffa7162074f7a29

  • SHA256

    be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844

  • SHA512

    a15f97fad744ccf5f620e5aabb81f48507327b898a9aa4287051464019e0f89224c484e9691812e166471af9beaddcfc3deb2ba878658761f4800663beef7206

  • SSDEEP

    3072:Y059femWRwTs/dbelj0X8/j84pcRXPlU3Upt3or4H84lK8PtpLzLsR/EfcZ:+5RwTs/dSXj84mRXPemxdBlPvLzLeZ

Malware Config

Extracted

Path

C:\Users\Admin\Documents\!Please Read Me!.txt

Family

wannacry

Ransom Note
Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1 Next, please find the decrypt software on your desktop, an executable file named "!WannaDecryptor!.exe". If it does not exsit, download the software from the address below. (You may need to disable your antivirus for a while.) rar password: wcry123 Run and follow the instructions! �
Wallets

15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 9 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 15 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Interacts with shadow copies 3 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Kills process with taskkill 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 47 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 56 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\WannaCry.exe
    "C:\Users\Admin\AppData\Local\Temp\WannaCry.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2700
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c 142141728454636.bat
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2580
      • C:\Windows\SysWOW64\cscript.exe
        cscript //nologo c.vbs
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2184
    • C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe
      !WannaDecryptor!.exe f
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2752
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /f /im MSExchange*
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2840
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /f /im Microsoft.Exchange.*
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:1692
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /f /im sqlserver.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:3008
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /f /im sqlwriter.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:3004
    • C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe
      !WannaDecryptor!.exe c
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2220
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c start /b !WannaDecryptor!.exe v
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2540
      • C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe
        !WannaDecryptor!.exe v
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1960
        • C:\Windows\SysWOW64\cmd.exe
          cmd.exe /c vssadmin delete shadows /all /quiet & wmic shadowcopy delete & bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no & wbadmin delete catalog -quiet
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1452
          • C:\Windows\SysWOW64\vssadmin.exe
            vssadmin delete shadows /all /quiet
            5⤵
            • System Location Discovery: System Language Discovery
            • Interacts with shadow copies
            PID:3004
          • C:\Windows\SysWOW64\Wbem\WMIC.exe
            wmic shadowcopy delete
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:2896
    • C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe
      !WannaDecryptor!.exe
      2⤵
      • Executes dropped EXE
      • Sets desktop wallpaper using registry
      • System Location Discovery: System Language Discovery
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      PID:3020
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2160

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Web Applications\Manifest Resources\aghbiahbpaijignceidepookljebhfak\Icons\128.png.WCRY

    Filesize

    8KB

    MD5

    68c29b4466e652834a6cc18634e3b0c1

    SHA1

    0a1256e1d0b26e769b50dd55b62a253c7a67b592

    SHA256

    c28c5f5a4aefbbf874689fd691c2bd1cc73545567add02fb7bf0ec08764dad11

    SHA512

    d1516603700fa373674b149bcaa531a13c32311cc56d444e14700d15759ac724a812f595b0fde17c255a4f15262bf9893bc6cb23180eeb2a56734cc81c6b1c89

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\thumbcache_1024.db.WCRY

    Filesize

    312B

    MD5

    1a304732a8c34dad2bec6ab26831905b

    SHA1

    e6617e16975db323d334a88ad8fd75cc34ceea9a

    SHA256

    18dbc8b0db9034e86433f30920b1fe8798fd4d4b56d96081cec9ae15f4b28dbe

    SHA512

    bcd3ab0d17f98fd164ff63d9fd1b6165e045d5d9047febf16322612da524f0cedc2eec3fd5f61e91bd438ae81fa8f6a0013151d54fb762475b736384672819dc

  • C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe

    Filesize

    236KB

    MD5

    cf1416074cd7791ab80a18f9e7e219d9

    SHA1

    276d2ec82c518d887a8a3608e51c56fa28716ded

    SHA256

    78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df

    SHA512

    0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5

  • C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe.lnk

    Filesize

    925B

    MD5

    ddb81d01af178b7fac1080d15577cfc9

    SHA1

    d8f9faa4235842c86dd12fe2406e38e415d69f7a

    SHA256

    d47b3785ec9e673348f1e82ad58dcd7a24002d59915ea68bfdb82abfc797d1fa

    SHA512

    f137dcf088e268c6491c91440b6e6e6822e04bf86c72ed551b00d1a76301b757474186576a0a7d73b97ea4edf6c2c67a9d55f5808b9e1a4dc97b1240af7fa040

  • C:\Users\Admin\AppData\Local\Temp\00000000.res

    Filesize

    136B

    MD5

    7ef545c755aeb71588a88e704415f4ae

    SHA1

    9d8eede5b49f7081d507436913f017321284fa98

    SHA256

    fe0f2650dc923a03870070964ea174941ee09b5d0f9211b0248f871de23e498d

    SHA512

    b9710ad713353c0b23ccfbacf63a47eeedc6ea1ec3460b53817f7541d0bfa9164a3c948cb6aae540da27bc20a10eac98e9e5a50e59853a3d5d0410bee9a3f277

  • C:\Users\Admin\AppData\Local\Temp\00000000.res

    Filesize

    136B

    MD5

    9bfcb8352943aa11d1787984e1b44041

    SHA1

    001f14320e0232592298d8d0ae71cd33a8270b24

    SHA256

    4e295ed125cdba3f31a72a58a59c976a0a58703a758024b4093c619eb28b9b28

    SHA512

    152598d00b3f361b3b379087e4677721502617154ebf5a1ddad875bd59e04905ac8fc14fd03bc9062b47a5b52e16b429fed5bb329c034838828600ddd030b951

  • C:\Users\Admin\AppData\Local\Temp\00000000.res

    Filesize

    136B

    MD5

    26026887d9874746e11c0da940149654

    SHA1

    65703733251d94e28bf691d9d9618d6c39514f21

    SHA256

    532ea6da11ef981f228e157d4f3d9ab07973ec1e0fd2f34d07197e954539f8c6

    SHA512

    c72c3bf031c82567e9895ea0223d899bb65055769042723f5379da496650f9aaf935541c502f942a04e71b9a647feb17cdd291c86b5b5b967ac9873041773344

  • C:\Users\Admin\AppData\Local\Temp\142141728454636.bat

    Filesize

    336B

    MD5

    3540e056349c6972905dc9706cd49418

    SHA1

    492c20442d34d45a6d6790c720349b11ec591cde

    SHA256

    73872a89440a2cba9d22bf4961c3d499ea2c72979c30c455f942374292fedadc

    SHA512

    c949d147100aef59e382c03abf7b162ae62a4d43456eebd730fbedcf5f95f5e1a24f6e349690d52d75331878a6ee8f6b88a7162ee9cf2a49e142196b12d0133c

  • C:\Users\Admin\AppData\Local\Temp\c.vbs

    Filesize

    219B

    MD5

    5f6d40ca3c34b470113ed04d06a88ff4

    SHA1

    50629e7211ae43e32060686d6be17ebd492fd7aa

    SHA256

    0fb5039a2fe7e90cdf3f22140d7f2103f94689b15609efe0edcc8430dd772fc1

    SHA512

    4d4aa1abd2c9183202fd3f0a65b37f07ee0166ba6561f094c13c8ea59752c7bdd960e37c49583746d4464bc3b1dc0b63a1fe36a37ce7e5709cd76ed433befe35

  • C:\Users\Admin\AppData\Local\Temp\c.wry

    Filesize

    628B

    MD5

    205ae8057a338e8d6498b3b2523c81ce

    SHA1

    3e6d03fc223d7c09a96829adcd3758d52b532d58

    SHA256

    597fe841949fa0a5395907216a59e2452f91bdd1c6ea17ff7b1bbb83bb3c105b

    SHA512

    bf57d718ce91b78bfd28180d2b934e88879d59f55d1f63b3740e7e2978c3df8f29903c709c28fc5fcb45934a8bd43ac32e0db2ab30c5fba6ea6a16e7c79df0d4

  • C:\Users\Admin\AppData\Local\Temp\f.wry

    Filesize

    558B

    MD5

    3edf626e1749ec762c7132a4319435f5

    SHA1

    81ffb52a551fe5d01f260c7b2d112585af2e7459

    SHA256

    f28d3a8a5b7133231cb33e9faac9bbb679e0f0a71b13905fb42c7fe4dba07f87

    SHA512

    a2ec15213a6e27bcae37490bb86b6386ecddbf157ec01ef5c55374ea44fe64108746c82227f1fc1d6f5d0c40be9e444dcc776e32052013fc0d1e2212ea0f9bf7

  • C:\Users\Admin\AppData\Local\Temp\m.wry

    Filesize

    42KB

    MD5

    980b08bac152aff3f9b0136b616affa5

    SHA1

    2a9c9601ea038f790cc29379c79407356a3d25a3

    SHA256

    402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9

    SHA512

    100cda1f795781042b012498afd783fd6ff03b0068dbd07b2c2e163cd95e6c6e00755ce16b02b017693c9febc149ed02df9df9b607e2b9cca4b07e5bd420f496

  • C:\Users\Admin\AppData\Roaming\ExitSet.xltx.WCRY

    Filesize

    164KB

    MD5

    8f122a6460c43ce71c4770eaf2742241

    SHA1

    93ce16fbcaab5bd4450924a930d96b4e01df659b

    SHA256

    cfaef140786947a42f1ac4bc266f9f5d5b8cbff6fc5d6357d9159db79457182d

    SHA512

    d2961eb3f7fff24c87bc0e07fff77ed8acfb75126936812c894396a1bdd5c08402a7e8f2b1c5185f90a22f505ebf8591dbb3885868ca83fa2faf576ef1b6e878

  • C:\Users\Admin\Documents\!Please Read Me!.txt

    Filesize

    797B

    MD5

    afa18cf4aa2660392111763fb93a8c3d

    SHA1

    c219a3654a5f41ce535a09f2a188a464c3f5baf5

    SHA256

    227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0

    SHA512

    4161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b

  • C:\Users\Admin\Downloads\LockRegister.ppsx.WCRY

    Filesize

    1.1MB

    MD5

    683bad6c61a09f9df8e2de4b5b66e206

    SHA1

    1925611808358dd58a51ba2db53d6bd11fdd6d72

    SHA256

    476bcc9b78e3702213d5e1dc909a18088f2bc46d1b066437ada5cc6ac95d2e60

    SHA512

    4ce2cb85b7bab1cc684886ac454b29f2808700ead72cdf6d608c743de4d7df15f0f38277e9a9c939d7bccf5e6508b598b839be4d174759baba725b3086b2c054

  • C:\Users\Admin\Downloads\RemoveInstall.pptx.WCRY

    Filesize

    554KB

    MD5

    d332b3acd71fa335f9d04f24249fb9b8

    SHA1

    0d4c990b9b38b46f6b0c3fa28cd748a75b70eaaf

    SHA256

    18f877067b0642d8d0558e3fac95f4093073920290b2a60e70e81a5580e8c599

    SHA512

    612db192e7baaa504b20ba58ac0bceabe6f2228917174b467380d19cadfc9fae7d79a67757044bfbf608d1c96dcd7faa57612cce10a7bef7b269615c9d7ada3c

  • C:\Users\All Users\Microsoft\User Account Pictures\Default Pictures\usertile25.bmp.WCRY

    Filesize

    48KB

    MD5

    c16bea82a371acf4fec3b08405047d1e

    SHA1

    cae897f98138f4edb911b317c42b475d5f2bc516

    SHA256

    6ba74116b5cabe84d617603a5eace9d09d14396866f474cf1adcdd8de61d3913

    SHA512

    20189deb65642157ee94409922e0bb95cad02f237742c777907fa587f0accab589d3b5fe552446ec2302a689705ff013dec2b0b08350a508cab5bf0a9ed750c5

  • C:\Users\All Users\Microsoft\User Account Pictures\Default Pictures\usertile40.bmp.WCRY

    Filesize

    48KB

    MD5

    8da66afaad2346e2118811c5f8956b49

    SHA1

    a2f278168868f30608791545d4237d5e13785da3

    SHA256

    d5b16d4abee369eb2ae548dcfc18cc12ce02a1a52cdb9a97a6d8d31a8818e785

    SHA512

    7609a1e69110ff8c4be3025d7fdd397b16531614f44452cdf56a513302dff5ce48f45914c80c409af502f1f3b42d439dd3b64dfb6e5640b173ee2ae8430e8d53

  • memory/2700-6-0x0000000010000000-0x0000000010012000-memory.dmp

    Filesize

    72KB