Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2024 13:38

General

  • Target

    2024-10-11_6b3cf1cf7edd3e1df67d739f6a0f5c1f_wannacry.exe

  • Size

    3.8MB

  • MD5

    6b3cf1cf7edd3e1df67d739f6a0f5c1f

  • SHA1

    4437078cc223b90f3ee8d0e46a66af89d2a47fe5

  • SHA256

    6077ff43c83a2f3d1a8a6d988749ac4c1b96a05f8f5065b963ea950d1bd43d67

  • SHA512

    677a34d6a285557f2144aff822a78afe7098490152dde865ad33ca4de71489fc73809b3475142aac1489f67c363fb14c14747ce5b900bb2215f0976f0240f626

  • SSDEEP

    49152:unsEKUacBVQej/1INRx+TSqTdX1HkQo6SAARdhnvxiHgYk6:asyfBhz1aRxcSUDk36SAEdhvxiHgYk

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Contacts a large (2444) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Drops file in Drivers directory 2 IoCs
  • ASPack v2.12-2.42 3 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 IoCs
  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 12 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies data under HKEY_USERS 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-11_6b3cf1cf7edd3e1df67d739f6a0f5c1f_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-11_6b3cf1cf7edd3e1df67d739f6a0f5c1f_wannacry.exe"
    1⤵
    • Drops file in Drivers directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4392
    • C:\Windows\CTFMON.EXE
      C:\Windows\CTFMON.EXE
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4448
    • C:\WINDOWS\tasksche.exe
      C:\WINDOWS\tasksche.exe /i
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      PID:1616
  • C:\Users\Admin\AppData\Local\Temp\2024-10-11_6b3cf1cf7edd3e1df67d739f6a0f5c1f_wannacry.exe
    C:\Users\Admin\AppData\Local\Temp\2024-10-11_6b3cf1cf7edd3e1df67d739f6a0f5c1f_wannacry.exe -m security
    1⤵
    • Drops file in Drivers directory
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    PID:4516

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    40.4MB

    MD5

    c806bfd71d7e5c8642bc7de99c89c200

    SHA1

    c603539f1467763445a5d87d836652e8db5f8c1c

    SHA256

    7bbb6c0fe88727a39c0b3ae01d52851cb8d1cc8520da2de7a04fb143fa1c4988

    SHA512

    f48049178e87c4b5ae6d2c32bfa86b1247722f0d2ced279c41a12d3fc62aff3477afdf15084c64373544a76a82737f1c51077fd8cacb0bf26aec6cacee5bbd1e

  • C:\Windows\CTFMON.EXE

    Filesize

    255KB

    MD5

    63d33de1f02f5a43faaadd5de856c62a

    SHA1

    cf50f0e6b4a56d8014c1deb81011b379ec1f9178

    SHA256

    2ca6d39bb52572c9905f1f7deb834b869371d8f142b0d822b0f916bb03796745

    SHA512

    e4766e479259180fee0fadaf906d6d3ff1a41935be99c8e00ff4ee33727326b938b761b0132936eaea05ea7a74acfeb4920efc532593e5d0e16a9be1a547cff7

  • C:\Windows\SysWOW64\drivers\npf.sys

    Filesize

    29KB

    MD5

    5c14de7d04d00aac3f03b569f2ea4664

    SHA1

    a26ae78a204791548be000824a1ad05524bdd2e8

    SHA256

    fac5bcebde87a261b4fb5a110765e53c96f0ef27b24ca94762f2c2ddb4da4204

    SHA512

    4bcbc4f0ab7b52f4303206fafd9d0bafea02bb25d8395a80eb6390b30ccc750379fb7fe9e0bf5a4a025cedb9e4702b7655963e360f2f983526dbc2e1efaa814f

  • C:\Windows\packet.dll

    Filesize

    32KB

    MD5

    f46c27d67c0ce202ebf4b771cb56ec00

    SHA1

    f999454d0aaabccfda7a50c8cb0818e50a7a1d91

    SHA256

    a68c877cd9c7562c66c722b4d0cd9fa366c65465d4c47ab63bf28bd5f1a69bcc

    SHA512

    2b7c6f7e865f88625a05c85226a95319656648029ef1c1b92b3a6c2dea7a4f7cf7d157c09af32c8689c76c6247852cd5af72d4f0dbb4dbcc3fe3c24681d53dbf

  • C:\Windows\pthreadvc.dll

    Filesize

    24KB

    MD5

    ea20ca545a351384486cef574b7a5571

    SHA1

    a1f01df09df62e933e4ff289361641b06ff31548

    SHA256

    2bd8d9dd8739e17828f8a87b73d592d4fd17988bbb0ea4a4d4cbda57129e8e48

    SHA512

    64b3dee275fb1830254fa2a95778b26864708c0b5e348cf5919ded013cda3872fe26304c846fa7968b24f60e2b6105c4813ff9e695bd6bb52897318cdecd382b

  • C:\Windows\tasksche.exe

    Filesize

    2.0MB

    MD5

    beb8a27fc024962e045c32aa58d07d0e

    SHA1

    796d3613673f323135865c42272abef347add163

    SHA256

    ea2ad4d3bb98673b88e18eea1bf06c371c206b64246a9193b2a64ba4fe4f4900

    SHA512

    e84c03f6f4399b28e0d258b743831f36c621325d9b199cbbdd6982ed51280facfc5a953a2393788bbc54efb653f95c9f75ea29c93c147c9227aff3395f788179

  • C:\Windows\wpcap.dll

    Filesize

    117KB

    MD5

    6d79c447d16b96e7a72b12e450b6fa8e

    SHA1

    d2afa5eb9c9ba598f82a6025c1a07d31cb8a30bb

    SHA256

    afe533c6990520d49a4963bb9ce6d563b02d7b299ff4a9c9e4bca31ca6920deb

    SHA512

    6b96c6e79608256807f37a4b74b264074274642b4e4e09ef870d13246b7706582535c1e4f33f2a61281ab4c0ef59fc03c60a54faa6627aee92df52f356b8d966

  • memory/4392-24-0x0000000000400000-0x0000000000AA7000-memory.dmp

    Filesize

    6.7MB

  • memory/4392-49-0x0000000000400000-0x0000000000AA7000-memory.dmp

    Filesize

    6.7MB

  • memory/4392-0-0x0000000000400000-0x0000000000AA7000-memory.dmp

    Filesize

    6.7MB

  • memory/4448-19-0x0000000002180000-0x00000000021BE000-memory.dmp

    Filesize

    248KB

  • memory/4448-27-0x0000000002180000-0x00000000021BE000-memory.dmp

    Filesize

    248KB

  • memory/4448-23-0x0000000000630000-0x0000000000640000-memory.dmp

    Filesize

    64KB

  • memory/4448-25-0x0000000000400000-0x000000000048F000-memory.dmp

    Filesize

    572KB

  • memory/4448-15-0x0000000010000000-0x0000000010012000-memory.dmp

    Filesize

    72KB

  • memory/4448-11-0x0000000000400000-0x000000000048F000-memory.dmp

    Filesize

    572KB

  • memory/4516-39-0x0000000000400000-0x0000000000AA7000-memory.dmp

    Filesize

    6.7MB

  • memory/4516-56-0x0000000000400000-0x0000000000AA7000-memory.dmp

    Filesize

    6.7MB

  • memory/4516-61-0x0000000000400000-0x0000000000AA7000-memory.dmp

    Filesize

    6.7MB

  • memory/4516-66-0x0000000000400000-0x0000000000AA7000-memory.dmp

    Filesize

    6.7MB

  • memory/4516-71-0x0000000000400000-0x0000000000AA7000-memory.dmp

    Filesize

    6.7MB

  • memory/4516-76-0x0000000000400000-0x0000000000AA7000-memory.dmp

    Filesize

    6.7MB

  • memory/4516-81-0x0000000000400000-0x0000000000AA7000-memory.dmp

    Filesize

    6.7MB

  • memory/4516-86-0x0000000000400000-0x0000000000AA7000-memory.dmp

    Filesize

    6.7MB

  • memory/4516-96-0x0000000000400000-0x0000000000AA7000-memory.dmp

    Filesize

    6.7MB