Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    27/07/2024, 16:09

General

  • Target

    78bc0d6083169384e37d2d707524f573_JaffaCakes118.exe

  • Size

    134KB

  • MD5

    78bc0d6083169384e37d2d707524f573

  • SHA1

    ce545974089a01fc4d2c4fdafd4df22598894ce8

  • SHA256

    f5a71216ca71b5c1e4fdc42c50659262edccacac3e6f9e114968ec869ca9f858

  • SHA512

    03f8bef10979fbd26114107bac89b3bebc1500f152f18617640633762e84a1406910167d19a5e18a33123504f540df5e71114592a700cde39ba3752df63f7af3

  • SSDEEP

    3072:nnOn7t7XpdpCCTg/sxFgJMeq8K4CXjiq8h3/rqsBWoGE8BDar9ZOV:nKpdcCrTv8KRXo9/fB8+rrOV

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\78bc0d6083169384e37d2d707524f573_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\78bc0d6083169384e37d2d707524f573_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:600
    • C:\Users\Admin\AppData\Local\Temp\nsyAD80.tmp\downloadmr.exe
      C:\Users\Admin\AppData\Local\Temp\nsyAD80.tmp\downloadmr.exe /e58472 /u4dc90721-0888-4db0-a2e5-20545bc06f26
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious use of SetWindowsHookEx
      PID:1788

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7B8944BA8AD0EFDF0E01A43EF62BECD0_20937C87A2BF6C2EB36FB48775567F7B

          Filesize

          5B

          MD5

          5bfa51f3a417b98e7443eca90fc94703

          SHA1

          8c015d80b8a23f780bdd215dc842b0f5551f63bd

          SHA256

          bebe2853a3485d1c2e5c5be4249183e0ddaff9f87de71652371700a89d937128

          SHA512

          4cd03686254bb28754cbaa635ae1264723e2be80ce1dd0f78d1ab7aee72232f5b285f79e488e9c5c49ff343015bd07bb8433d6cee08ae3cea8c317303e3ac399

        • C:\Users\Admin\AppData\Local\Temp\CabB1E3.tmp

          Filesize

          70KB

          MD5

          49aebf8cbd62d92ac215b2923fb1b9f5

          SHA1

          1723be06719828dda65ad804298d0431f6aff976

          SHA256

          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

          SHA512

          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

        • C:\Users\Admin\AppData\Local\Temp\TarB206.tmp

          Filesize

          181KB

          MD5

          4ea6026cf93ec6338144661bf1202cd1

          SHA1

          a1dec9044f750ad887935a01430bf49322fbdcb7

          SHA256

          8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

          SHA512

          6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

        • \Users\Admin\AppData\Local\Temp\nsyAD80.tmp\System.dll

          Filesize

          21KB

          MD5

          5ebc73650256e9c8ddbcda231db829a1

          SHA1

          988d4535e18754ab2a6248abae96c5697d7dbcd5

          SHA256

          1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

          SHA512

          b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

        • \Users\Admin\AppData\Local\Temp\nsyAD80.tmp\downloadmr.exe

          Filesize

          135KB

          MD5

          fb753ca8f8abe185c761c5a729552f05

          SHA1

          d87aeac1b5c45792997dd6da20687c2a60072665

          SHA256

          d9b21b59169dc040c604bf10bf53521633fbe54911a32ae9ea78136297f3c454

          SHA512

          271be08c81bc23ecf3ab0c6355f7c171cbd227b773b1cde3ff6389ea01246952bee4d8c213f4e2428ff6f62510dfbe609c66f079e0d4b03c148894989061ac15

        • memory/600-90-0x0000000000400000-0x000000000043D000-memory.dmp

          Filesize

          244KB

        • memory/600-64-0x0000000000400000-0x000000000043D000-memory.dmp

          Filesize

          244KB

        • memory/600-65-0x000000006E3C0000-0x000000006E3CD000-memory.dmp

          Filesize

          52KB

        • memory/1788-16-0x0000000074240000-0x00000000747EB000-memory.dmp

          Filesize

          5.7MB

        • memory/1788-82-0x0000000074240000-0x00000000747EB000-memory.dmp

          Filesize

          5.7MB

        • memory/1788-83-0x0000000074240000-0x00000000747EB000-memory.dmp

          Filesize

          5.7MB

        • memory/1788-84-0x0000000074240000-0x00000000747EB000-memory.dmp

          Filesize

          5.7MB

        • memory/1788-85-0x0000000074240000-0x00000000747EB000-memory.dmp

          Filesize

          5.7MB

        • memory/1788-86-0x0000000074240000-0x00000000747EB000-memory.dmp

          Filesize

          5.7MB

        • memory/1788-15-0x0000000074241000-0x0000000074242000-memory.dmp

          Filesize

          4KB