Analysis

  • max time kernel
    145s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    17-11-2023 17:45

General

  • Target

    NEAS.WannaCry1.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 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 9 IoCs
  • Reads user/profile data of web browsers 2 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).

  • Interacts with shadow copies 2 TTPs 1 IoCs

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

  • Kills process with taskkill 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 47 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\NEAS.WannaCry1.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.WannaCry1.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2880
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c 254581700243202.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2312
      • C:\Windows\SysWOW64\cscript.exe
        cscript //nologo c.vbs
        3⤵
        • Loads dropped DLL
        PID:2744
    • C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe
      !WannaDecryptor!.exe f
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2764
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /f /im MSExchange*
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2648
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /f /im Microsoft.Exchange.*
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2788
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /f /im sqlserver.exe
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2088
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /f /im sqlwriter.exe
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2468
    • C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe
      !WannaDecryptor!.exe c
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:1680
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c start /b !WannaDecryptor!.exe v
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1640
      • C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe
        !WannaDecryptor!.exe v
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1596
        • 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⤵
          • Suspicious use of WriteProcessMemory
          PID:2992
          • C:\Windows\SysWOW64\vssadmin.exe
            vssadmin delete shadows /all /quiet
            5⤵
            • Interacts with shadow copies
            PID:1544
          • C:\Windows\SysWOW64\Wbem\WMIC.exe
            wmic shadowcopy delete
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1100
    • C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe
      !WannaDecryptor!.exe
      2⤵
      • Executes dropped EXE
      • Sets desktop wallpaper using registry
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:1804
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    925B

    MD5

    f59d78b82f06641b101d0682378e78d1

    SHA1

    d3f1ee2369decdd28e36539547e2d45ebae0c162

    SHA256

    6de5ab900a1670a1d81efacdb5b8f7e3169d4ce4914eac31b00c9e0c879c5ac2

    SHA512

    812ed26a179984fb0c47c650f113e8cb088e222d6885df4ca0715915405e88dbb1363fe68a00cd2cb40f82e9915fb54d3f3cb88f5ad8347c28334368f247a375

  • 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

    Filesize

    236KB

    MD5

    cf1416074cd7791ab80a18f9e7e219d9

    SHA1

    276d2ec82c518d887a8a3608e51c56fa28716ded

    SHA256

    78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df

    SHA512

    0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5

  • 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

    Filesize

    236KB

    MD5

    cf1416074cd7791ab80a18f9e7e219d9

    SHA1

    276d2ec82c518d887a8a3608e51c56fa28716ded

    SHA256

    78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df

    SHA512

    0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5

  • 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

    f59d78b82f06641b101d0682378e78d1

    SHA1

    d3f1ee2369decdd28e36539547e2d45ebae0c162

    SHA256

    6de5ab900a1670a1d81efacdb5b8f7e3169d4ce4914eac31b00c9e0c879c5ac2

    SHA512

    812ed26a179984fb0c47c650f113e8cb088e222d6885df4ca0715915405e88dbb1363fe68a00cd2cb40f82e9915fb54d3f3cb88f5ad8347c28334368f247a375

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

    Filesize

    136B

    MD5

    d0163bce85072ff064249e0a66225990

    SHA1

    cde92626333474641e3d0f558f27c7845700de1a

    SHA256

    e3fb60d694da3b9818f88341a9e3c7717ded3cb991a1435529e9f97d0bf4f9f5

    SHA512

    4f1f2ba08f9f25eb8f109b2a62d032a39a7db76ff804493d33c909db4bcef75865660fe98c6a85f323b15eb69d9940175938d43083296805ebcd97e69752ab53

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

    Filesize

    136B

    MD5

    440ca9b45809f1b9c65fee0a5bf3be66

    SHA1

    d2a4e2355137523eca004f7f3f8f0d51d7d815c6

    SHA256

    a721d58c73a8e47fe5c5955e2d34371fb34996e7a0fa1f359c14f191b0585efe

    SHA512

    054692553c4544eecc6810b1b238d3384ec865626d549c4cfc3eb6d61827cc2ff16666b42f5c5a5f7aaea074cb5ebacf166f8640f0298e30a40bce82e27e958a

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

    Filesize

    136B

    MD5

    e4bd3e3a89fc042caeed78c4bd85bb5b

    SHA1

    98840c18beca65a8a9f3df86a47ee68e10c61c9e

    SHA256

    9f288807e450cd1bfcec5711795eba4091bd1736826c4351617ec2b1c1ba9a53

    SHA512

    5edf8c1b2b5acc5d7f87944014c9265ffb37b663caaeec04be2097390721c52592bba1350bbbdf8dde5703b443b629990f182e8cf598745c7ff2c040b3494fe8

  • C:\Users\Admin\AppData\Local\Temp\254581700243202.bat

    Filesize

    336B

    MD5

    3540e056349c6972905dc9706cd49418

    SHA1

    492c20442d34d45a6d6790c720349b11ec591cde

    SHA256

    73872a89440a2cba9d22bf4961c3d499ea2c72979c30c455f942374292fedadc

    SHA512

    c949d147100aef59e382c03abf7b162ae62a4d43456eebd730fbedcf5f95f5e1a24f6e349690d52d75331878a6ee8f6b88a7162ee9cf2a49e142196b12d0133c

  • C:\Users\Admin\AppData\Local\Temp\254581700243202.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

    f8c41f150b9fc74e22d26c45ede44b0c

    SHA1

    34e41f32cd40597ba2604d5cf4fde5b031e23dac

    SHA256

    a6129bf417a204da5c83357bd6b736502e7a97ea549a5f7d1ab19c9451840769

    SHA512

    5077734365ed144484d2682e2a1f22ac3d6bb0f20065ae1e93c160c8637b6f04334cd760342d680343c26beea1cab3625155ca05a73902f40dd8a2fa13b58439

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

    Filesize

    628B

    MD5

    f8c41f150b9fc74e22d26c45ede44b0c

    SHA1

    34e41f32cd40597ba2604d5cf4fde5b031e23dac

    SHA256

    a6129bf417a204da5c83357bd6b736502e7a97ea549a5f7d1ab19c9451840769

    SHA512

    5077734365ed144484d2682e2a1f22ac3d6bb0f20065ae1e93c160c8637b6f04334cd760342d680343c26beea1cab3625155ca05a73902f40dd8a2fa13b58439

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

    Filesize

    42KB

    MD5

    980b08bac152aff3f9b0136b616affa5

    SHA1

    2a9c9601ea038f790cc29379c79407356a3d25a3

    SHA256

    402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9

    SHA512

    100cda1f795781042b012498afd783fd6ff03b0068dbd07b2c2e163cd95e6c6e00755ce16b02b017693c9febc149ed02df9df9b607e2b9cca4b07e5bd420f496

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

    Filesize

    797B

    MD5

    afa18cf4aa2660392111763fb93a8c3d

    SHA1

    c219a3654a5f41ce535a09f2a188a464c3f5baf5

    SHA256

    227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0

    SHA512

    4161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b

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

    Filesize

    236KB

    MD5

    cf1416074cd7791ab80a18f9e7e219d9

    SHA1

    276d2ec82c518d887a8a3608e51c56fa28716ded

    SHA256

    78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df

    SHA512

    0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5

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

    Filesize

    236KB

    MD5

    cf1416074cd7791ab80a18f9e7e219d9

    SHA1

    276d2ec82c518d887a8a3608e51c56fa28716ded

    SHA256

    78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df

    SHA512

    0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5

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

    Filesize

    236KB

    MD5

    cf1416074cd7791ab80a18f9e7e219d9

    SHA1

    276d2ec82c518d887a8a3608e51c56fa28716ded

    SHA256

    78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df

    SHA512

    0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5

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

    Filesize

    236KB

    MD5

    cf1416074cd7791ab80a18f9e7e219d9

    SHA1

    276d2ec82c518d887a8a3608e51c56fa28716ded

    SHA256

    78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df

    SHA512

    0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5

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

    Filesize

    236KB

    MD5

    cf1416074cd7791ab80a18f9e7e219d9

    SHA1

    276d2ec82c518d887a8a3608e51c56fa28716ded

    SHA256

    78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df

    SHA512

    0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5

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

    Filesize

    236KB

    MD5

    cf1416074cd7791ab80a18f9e7e219d9

    SHA1

    276d2ec82c518d887a8a3608e51c56fa28716ded

    SHA256

    78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df

    SHA512

    0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5

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

    Filesize

    236KB

    MD5

    cf1416074cd7791ab80a18f9e7e219d9

    SHA1

    276d2ec82c518d887a8a3608e51c56fa28716ded

    SHA256

    78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df

    SHA512

    0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5

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

    Filesize

    236KB

    MD5

    cf1416074cd7791ab80a18f9e7e219d9

    SHA1

    276d2ec82c518d887a8a3608e51c56fa28716ded

    SHA256

    78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df

    SHA512

    0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5

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

    Filesize

    236KB

    MD5

    cf1416074cd7791ab80a18f9e7e219d9

    SHA1

    276d2ec82c518d887a8a3608e51c56fa28716ded

    SHA256

    78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df

    SHA512

    0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5

  • memory/2880-6-0x0000000010000000-0x0000000010012000-memory.dmp

    Filesize

    72KB