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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2023, 16:11

General

  • Target

    bdc01b8e865f9efe432fd799bda4ea0cb78e66e9e8405c5c0313e0cea2077a5a.exe

  • Size

    7.5MB

  • MD5

    b99dc5b5c1f30133c53e3313a141453b

  • SHA1

    86f25bc89c89a39d9375605b58bd4d95bbc63be3

  • SHA256

    bdc01b8e865f9efe432fd799bda4ea0cb78e66e9e8405c5c0313e0cea2077a5a

  • SHA512

    443e798daf7285fb5f6c29483bc2bf5fccdc021b31968720a38201505feb14dfa8afd734f7cf0c317f37632eca406827f1f8aea9e01c51056726478bc942d8c1

  • SSDEEP

    196608:qpVDDR8SZqepbLqwjKpDf/NIpEpDqfBrT0/WViLFfzj:qpVBtvpbL/+vVYBrTTefzj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 3 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 63 IoCs
  • Runs net.exe
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bdc01b8e865f9efe432fd799bda4ea0cb78e66e9e8405c5c0313e0cea2077a5a.exe
    "C:\Users\Admin\AppData\Local\Temp\bdc01b8e865f9efe432fd799bda4ea0cb78e66e9e8405c5c0313e0cea2077a5a.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4108
    • C:\Users\Admin\AppData\Local\Temp\is-V6DK3.tmp\bdc01b8e865f9efe432fd799bda4ea0cb78e66e9e8405c5c0313e0cea2077a5a.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-V6DK3.tmp\bdc01b8e865f9efe432fd799bda4ea0cb78e66e9e8405c5c0313e0cea2077a5a.tmp" /SL5="$60054,7565670,68096,C:\Users\Admin\AppData\Local\Temp\bdc01b8e865f9efe432fd799bda4ea0cb78e66e9e8405c5c0313e0cea2077a5a.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2784
      • C:\Program Files (x86)\PlayGIF\gifplayer.exe
        "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i
        3⤵
        • Executes dropped EXE
        PID:4976
      • C:\Program Files (x86)\PlayGIF\gifplayer.exe
        "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s
        3⤵
        • Executes dropped EXE
        PID:4836
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\system32\net.exe" helpmsg 11
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1016
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 helpmsg 11
          4⤵
            PID:4616
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Query
          3⤵
            PID:4144

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\PlayGIF\gifplayer.exe

        Filesize

        149KB

        MD5

        c6ac147bd952e9d8119c9b537ca310ef

        SHA1

        4b164b64ef718a19b4199b206e2c4b16178f339a

        SHA256

        d5901b1d0a875cc27a574f3ba4c27713d5ed67f323b666498b500eddc9c1c83b

        SHA512

        a69497792000363ca3383a542244a0b77bca269b7e6e84d998d91785108fab41e232a00108a0c35c524363236629993ccb0fc86309ed0915cee4a823094b4c33

      • C:\Program Files (x86)\PlayGIF\gifplayer.exe

        Filesize

        150KB

        MD5

        ea6439a0ed0ce9be94562c7a8299b58e

        SHA1

        6ae1273edb3d38098026fed8976f75ab15251297

        SHA256

        29a05e75f19bf88d86884f78fb46727b904a80189af3f652e983bea7a0be39b1

        SHA512

        2709d3b3e27d76249b81ac6a42f1233a9e16679e257ee7437842e2ec16ce515ab7b18f49190cdb99775958687d6819f85829b2a1f619748e87bffe3aaa0beacf

      • C:\Program Files (x86)\PlayGIF\gifplayer.exe

        Filesize

        83KB

        MD5

        7a42ba0cf0a1d006395b615dbbcf2e6d

        SHA1

        1a9a1b7d1c31d63e367d7be29f7885d10bc8b3ef

        SHA256

        06b9c5457d8527aa4841adcff043d0a234c7a59f2a822c844e88a3fe25fa611c

        SHA512

        aa4e08c44f4ce7e780c5b2c160cd22ab3259154f814255527be4301a6083edda03a5de17b305dc8708aff36892365df902d1436d261adb2acf304ffd2f66535d

      • C:\Users\Admin\AppData\Local\Temp\is-RR5R9.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-RR5R9.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-V6DK3.tmp\bdc01b8e865f9efe432fd799bda4ea0cb78e66e9e8405c5c0313e0cea2077a5a.tmp

        Filesize

        374KB

        MD5

        305670c0ea60525601c247746fc3ef71

        SHA1

        5f98863570846e0f4dbf4adb490c772caab112bd

        SHA256

        1c44f7b7e9a56ca6d2de98155a9bc2d99d37804ebe429ed34627fff3346b5d45

        SHA512

        af8fdaaa32a7de5f8056815740c7e616ca6af7268d0aee06cc2377fb705ad1acd612594022956c19e6af473a5cf03bd48c5ddbff54e4c91dfb5983dfa982ef6a

      • C:\Users\Admin\AppData\Local\Temp\is-V6DK3.tmp\bdc01b8e865f9efe432fd799bda4ea0cb78e66e9e8405c5c0313e0cea2077a5a.tmp

        Filesize

        408KB

        MD5

        633ba07b4cabe2734ef6e2756942f1e9

        SHA1

        f4753cac5243b0cafd7f99f1539335208808cd20

        SHA256

        344c0e4752c2b0dd7d3fc5b5d4e63493b59ebf8ed032a085856c48a151e1fb6b

        SHA512

        f44216d92e8f3b7e45e5a63bf1da6e19337a540338eff1bcd216ead1204c15dfed647dcd66096effb92b338b4e8dd4611bbf686f93186c44e1e5a39ac2676637

      • memory/2784-163-0x0000000000570000-0x0000000000571000-memory.dmp

        Filesize

        4KB

      • memory/2784-13-0x0000000000570000-0x0000000000571000-memory.dmp

        Filesize

        4KB

      • memory/2784-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/4108-2-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4108-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4108-160-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4836-186-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-179-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-157-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-208-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-162-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-205-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-166-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-167-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-170-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-173-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-176-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-159-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-180-0x00000000009E0000-0x0000000000A7E000-memory.dmp

        Filesize

        632KB

      • memory/4836-183-0x00000000009E0000-0x0000000000A7E000-memory.dmp

        Filesize

        632KB

      • memory/4836-202-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-189-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-190-0x00000000009E0000-0x0000000000A7E000-memory.dmp

        Filesize

        632KB

      • memory/4836-193-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-196-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4836-199-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4976-151-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4976-152-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4976-155-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB