Resubmissions

13-03-2023 15:08

230313-sjcqwada2v 10

19-04-2022 02:37

220419-c4a5sabhb8 7

Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    13-03-2023 15:08

General

  • Target

    390ed1dde4ff03adfcf67c59ee02567ac5665bb5e029eaebf0332bc81e4d1891.exe

  • Size

    657KB

  • MD5

    0d0823d9a5d000b80e27090754f59ee5

  • SHA1

    b1f495b707ffaf53188c13f19a487dd94e7a0735

  • SHA256

    390ed1dde4ff03adfcf67c59ee02567ac5665bb5e029eaebf0332bc81e4d1891

  • SHA512

    52a4ae72e2685a6b6d274388b636fe63d96e5545475e521e9e250d56d4593657061502f00c6b90f5e54d05a63a9301509852804b9d705307c03f8fff739d3964

  • SSDEEP

    12288:JOSdwPgM57sv8ZqMM+ARd9rFk1S4e/NZS3peecnysPoBicrOl:JOSa2EZqeIPMelY3Cypicr

Score
10/10

Malware Config

Signatures

  • Locky

    Ransomware strain released in 2016, with advanced features like anti-analysis.

  • Deletes itself 1 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Control Panel 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 33 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\390ed1dde4ff03adfcf67c59ee02567ac5665bb5e029eaebf0332bc81e4d1891.exe
    "C:\Users\Admin\AppData\Local\Temp\390ed1dde4ff03adfcf67c59ee02567ac5665bb5e029eaebf0332bc81e4d1891.exe"
    1⤵
    • Sets desktop wallpaper using registry
    • Enumerates system info in registry
    • Modifies Control Panel
    • Suspicious use of WriteProcessMemory
    PID:1440
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\Desktop\diablo6.htm
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1172
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1172 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1528
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\390ed1dde4ff03adfcf67c59ee02567ac5665bb5e029eaebf0332bc81e4d1891.exe"
      2⤵
      • Deletes itself
      PID:1960
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:900
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
    1⤵
      PID:1480

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\CabEFB0.tmp
      Filesize

      61KB

      MD5

      fc4666cbca561e864e7fdf883a9e6661

      SHA1

      2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

      SHA256

      10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

      SHA512

      c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

    • C:\Users\Admin\AppData\Local\Temp\KnoDA0B.tmp
      Filesize

      3B

      MD5

      8a80554c91d9fca8acb82f023de02f11

      SHA1

      5f36b2ea290645ee34d943220a14b54ee5ea5be5

      SHA256

      ca3d163bab055381827226140568f3bef7eaac187cebd76878e0b63e9e442356

      SHA512

      ca4b6defb8adcc010050bc8b1bb8f8092c4928b8a0fba32146abcfb256e4d91672f88ca2cdf6210e754e5b8ac5e23fb023806ccd749ac8b701f79a691f03c87a

    • C:\Users\Admin\Desktop\diablo6.bmp
      Filesize

      3.4MB

      MD5

      f55452727442833efb709d8290596864

      SHA1

      1b1892fee017a6ce08c9043efeb2df595c529ddd

      SHA256

      3e1a599e34f1b946f8954b21c92a354a424d0074be283b089dbb832a2df419b6

      SHA512

      278144eeba2147bbbcc90ee2b380dedae32a8a4a26cab8e16a6fac6357c17cf0c6b4b53b16ba3536cd24e746013573149830dd0d67666131d480bd068e26ff24

    • C:\Users\Admin\Desktop\diablo6.htm
      Filesize

      8KB

      MD5

      f058d461f49b7407dd7d8aa57ee9890a

      SHA1

      41bfb566b084fe42d10cb577af2e7498cdb10126

      SHA256

      7a8195f235df50cb2d86e8958edb8e304069c807e58644cb5a9cab0dd2b6f4c8

      SHA512

      b7ece8dbfa99e542d46ecf1623411ff3c34d0af8352afb03a389cac4b406f8370b9ff9ac2a560ffedf6f3a432a99257a87d4eb7dbc0ff705f31e170e2dbc159e

    • C:\Users\Default\diablo6-303c.htm
      Filesize

      8KB

      MD5

      f058d461f49b7407dd7d8aa57ee9890a

      SHA1

      41bfb566b084fe42d10cb577af2e7498cdb10126

      SHA256

      7a8195f235df50cb2d86e8958edb8e304069c807e58644cb5a9cab0dd2b6f4c8

      SHA512

      b7ece8dbfa99e542d46ecf1623411ff3c34d0af8352afb03a389cac4b406f8370b9ff9ac2a560ffedf6f3a432a99257a87d4eb7dbc0ff705f31e170e2dbc159e

    • memory/900-54-0x0000000140000000-0x00000001405E8000-memory.dmp
      Filesize

      5.9MB

    • memory/1440-58-0x00000000002A0000-0x00000000002A1000-memory.dmp
      Filesize

      4KB

    • memory/1440-178-0x0000000000400000-0x00000000004A7000-memory.dmp
      Filesize

      668KB

    • memory/1440-352-0x0000000000400000-0x00000000004A7000-memory.dmp
      Filesize

      668KB

    • memory/1440-353-0x0000000003400000-0x0000000003402000-memory.dmp
      Filesize

      8KB

    • memory/1440-355-0x0000000000400000-0x00000000004A7000-memory.dmp
      Filesize

      668KB

    • memory/1440-59-0x0000000000400000-0x00000000004A7000-memory.dmp
      Filesize

      668KB

    • memory/1440-57-0x0000000000240000-0x0000000000241000-memory.dmp
      Filesize

      4KB

    • memory/1440-55-0x0000000000400000-0x00000000004A7000-memory.dmp
      Filesize

      668KB

    • memory/1440-56-0x0000000000400000-0x00000000004A7000-memory.dmp
      Filesize

      668KB

    • memory/1480-354-0x00000000001A0000-0x00000000001A2000-memory.dmp
      Filesize

      8KB

    • memory/1480-357-0x00000000004E0000-0x00000000004E1000-memory.dmp
      Filesize

      4KB

    • memory/1480-383-0x00000000004E0000-0x00000000004E1000-memory.dmp
      Filesize

      4KB