Analysis

  • max time kernel
    119s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2022, 02:06

General

  • Target

    ec4f4b077bbab4be6121396c56829a5406d0e5ec4048efd1f9baf1cf8bda8282.exe

  • Size

    349KB

  • MD5

    6be8b2d5ea2631168d1196302866472f

  • SHA1

    7105406c8c0b4fac9b03a46287100c28b219ae98

  • SHA256

    ec4f4b077bbab4be6121396c56829a5406d0e5ec4048efd1f9baf1cf8bda8282

  • SHA512

    d27cd6b22b6102dacf560ba0065760ab20e5458f8574432e7862a7e7049c7fc3b376c1e0f3565a2ffadee8fb533a097c75a31a089ae9d7138c726efae015e2f6

  • SSDEEP

    6144:ye34AaUnu/EJXAF8u1qBhGNy4909VezjiGF+nh9CUZLcb+Fu:6XEJXs1q2N1906jidGUZLcb+Fu

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 33 IoCs
  • Modifies registry class 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ec4f4b077bbab4be6121396c56829a5406d0e5ec4048efd1f9baf1cf8bda8282.exe
    "C:\Users\Admin\AppData\Local\Temp\ec4f4b077bbab4be6121396c56829a5406d0e5ec4048efd1f9baf1cf8bda8282.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1256
    • C:\Windows\SysWOW64\cscript.exe
      "C:\Windows\system32\cscript.exe" "C:\Program Files (x86)\EditPlus\kk40.icw"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1948
      • C:\Windows\SysWow64\WScript.exe
        "C:\Windows\SysWow64\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\kk40.icw"
        3⤵
          PID:472
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1568
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1716
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1716 CREDAT:275457 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2044

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files (x86)\EditPlus\kk40.icw

      Filesize

      132B

      MD5

      f62db0666cbe4d83b345301bb70831c8

      SHA1

      df53117593f1caecce75866f89aa0d1ae11bd191

      SHA256

      ebcd22feb4f08fc9d3ebafa4e76e4f6e20d36d9b74e894b5530b1308a04c3659

      SHA512

      f117bffe3a4a9187507b4cc22678f8e6bed2ed18594c6c64446501e5db231e090f531d82366431be52575afe3ac509f9a164d8b83cdba4fc6e05064138f915fe

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\XA6GAO4Q.txt

      Filesize

      603B

      MD5

      d90852d297cade1f2cfcecaefe978163

      SHA1

      eefa4cbcfdb3964376f89244ed97f58304c5e3ef

      SHA256

      6e95cb9677c6894433645abf1b610b63576116c4c8dac6227b2e62550f54f7b1

      SHA512

      77550b27bf44b9ae4f066e56f4ffc1e922c68e703740649ad41560eafe11723f0fb540faab3e04b947c9efa06f9e0b98ae6ea71d3bac8ac2c152903aa100b285

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe

      Filesize

      44KB

      MD5

      7c30927884213f4fe91bbe90b591b762

      SHA1

      65693828963f6b6a5cbea4c9e595e06f85490f6f

      SHA256

      9032757cabb19a10e97e158810f885a015f3dcd5ba3da44c795d999ea90f8994

      SHA512

      8aadb5fd3750ab0c036c7b8d2c775e42688265b00fe75b43a6addaefc7ee20d9fa3f074dd7943570c8519943011eda08216e90551b6d6a782b9ed5ce20aa6bab

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\kk40.icw

      Filesize

      842B

      MD5

      2dfe1cff207eac2f955dcbcb8d5d6fd4

      SHA1

      f2173869d8420809583800c75745a4171d41b25a

      SHA256

      d66c905048c0a64d7df86be60c0cbbf91875db139719495b4c78ef467543ec10

      SHA512

      4855e680eabc3ec441ee7353b1110d61ffce341749cba6a489db0af565d775ea4dd8aa6110daafa8b280e454b8994fa4dbf24bfb6f45201c8d82c552cc1e01c7

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\statistics.dll

      Filesize

      80KB

      MD5

      65e1858073cbf248948becda4a90b985

      SHA1

      bd1ea8d8fa90a6717a7fbfbd5d28c99f8d7e38c9

      SHA256

      d7a0f88ac6acc8022c71a52fa17b6f6d3bb75968e2d2dedb5f7b031e5f2bf1ff

      SHA512

      e96b8fb38a22f1eb2281ea6eecd565dbe5c8c79cc1e6ea3ce7cf21024531be8fa74a9fd6250c68ddeb3c708d1143997c9dd4231ff6a422a9826723ca79c33829

    • \Users\Admin\AppData\Local\Temp\nsy3239.tmp\System.dll

      Filesize

      11KB

      MD5

      c17103ae9072a06da581dec998343fc1

      SHA1

      b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

      SHA256

      dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

      SHA512

      d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

    • \Users\Admin\AppData\Local\Temp\nsy3239.tmp\nsExec.dll

      Filesize

      6KB

      MD5

      acc2b699edfea5bf5aae45aba3a41e96

      SHA1

      d2accf4d494e43ceb2cff69abe4dd17147d29cc2

      SHA256

      168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

      SHA512

      e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

    • \Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe

      Filesize

      44KB

      MD5

      7c30927884213f4fe91bbe90b591b762

      SHA1

      65693828963f6b6a5cbea4c9e595e06f85490f6f

      SHA256

      9032757cabb19a10e97e158810f885a015f3dcd5ba3da44c795d999ea90f8994

      SHA512

      8aadb5fd3750ab0c036c7b8d2c775e42688265b00fe75b43a6addaefc7ee20d9fa3f074dd7943570c8519943011eda08216e90551b6d6a782b9ed5ce20aa6bab

    • \Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\statistics.dll

      Filesize

      80KB

      MD5

      65e1858073cbf248948becda4a90b985

      SHA1

      bd1ea8d8fa90a6717a7fbfbd5d28c99f8d7e38c9

      SHA256

      d7a0f88ac6acc8022c71a52fa17b6f6d3bb75968e2d2dedb5f7b031e5f2bf1ff

      SHA512

      e96b8fb38a22f1eb2281ea6eecd565dbe5c8c79cc1e6ea3ce7cf21024531be8fa74a9fd6250c68ddeb3c708d1143997c9dd4231ff6a422a9826723ca79c33829

    • memory/1256-54-0x0000000075091000-0x0000000075093000-memory.dmp

      Filesize

      8KB