Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-1703_x64
  • resource
    win10-20231129-en
  • resource tags

    arch:x64arch:x86image:win10-20231129-enlocale:en-usos:windows10-1703-x64system
  • submitted
    11/12/2023, 06:15

General

  • Target

    bdeebe4c967605cb5fe72946e145cbe04aa43be23cf4f9682f437d96c93f4829.exe

  • Size

    6.9MB

  • MD5

    17533a70a1bc09084a18a6b3b30b144f

  • SHA1

    0231235931190c922085b2ded182f6d30973a694

  • SHA256

    bdeebe4c967605cb5fe72946e145cbe04aa43be23cf4f9682f437d96c93f4829

  • SHA512

    11088de612361cd49daf557dc33c8b639b2b18309c92aa1be37d106a4a5189b24785a7623cb215e438b4de41a1becec124e32b43b846835e91edc2e1c72b63e1

  • SSDEEP

    196608:TH/2cOhoGEpX+jRFRvz29jgM7+3Utny3r/mvZO0agzj:KcOhoGE1ArRvqlgM7xtAT0Hzj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 1 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\bdeebe4c967605cb5fe72946e145cbe04aa43be23cf4f9682f437d96c93f4829.exe
    "C:\Users\Admin\AppData\Local\Temp\bdeebe4c967605cb5fe72946e145cbe04aa43be23cf4f9682f437d96c93f4829.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4084
    • C:\Users\Admin\AppData\Local\Temp\is-J9U52.tmp\bdeebe4c967605cb5fe72946e145cbe04aa43be23cf4f9682f437d96c93f4829.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-J9U52.tmp\bdeebe4c967605cb5fe72946e145cbe04aa43be23cf4f9682f437d96c93f4829.tmp" /SL5="$5021E,6982471,68096,C:\Users\Admin\AppData\Local\Temp\bdeebe4c967605cb5fe72946e145cbe04aa43be23cf4f9682f437d96c93f4829.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3780
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:3596
        • C:\Program Files (x86)\WMAFormat\wmaformat.exe
          "C:\Program Files (x86)\WMAFormat\wmaformat.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1540
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4692
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:4700
          • C:\Program Files (x86)\WMAFormat\wmaformat.exe
            "C:\Program Files (x86)\WMAFormat\wmaformat.exe" -s
            3⤵
            • Executes dropped EXE
            PID:760

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\WMAFormat\wmaformat.exe

        Filesize

        1014KB

        MD5

        73b6967069553910aeb170eaadfd1d46

        SHA1

        078522b6f5562447b6edfa06465714e9b0ee895d

        SHA256

        3adb0c671bbe1457f3ffcb40506af409e9ae5a9c32fb6c8bbe2f099292072936

        SHA512

        1b4955590bc766d810c8fba40926f3442fcda043535fb119ac895821077f991bf07a324f44511ba263b2d54c8ac0bae0dcbd7c89434f49baff43214d2be3d899

      • C:\Program Files (x86)\WMAFormat\wmaformat.exe

        Filesize

        1.8MB

        MD5

        c343c906aaa2e2ac5b3ae9ab154c80a4

        SHA1

        b1ed930436a743821a403f3c185a222f41a2af44

        SHA256

        ea6a69b2b6f3893ac9963afcb168abc24e5c879ea1c600f6c54723564bfbe135

        SHA512

        df1ebb33e8675a5decd77cc66ba0befb7dad77442b5447009301123e868332a520dca4177b7db2fa9e39846b916daa2e77b172e238a251b80a40990931a94eb6

      • C:\Program Files (x86)\WMAFormat\wmaformat.exe

        Filesize

        590KB

        MD5

        0c2c78552e23efcbf95c5f069d8d3876

        SHA1

        2246f0310adfe15ebea2b4a96642f385677e7389

        SHA256

        9cfbaa20a00486339fbfd96cb095ae3a470c4732be78decb89b59474dfc09b58

        SHA512

        331d3bd70ee31e0959281c9ccb953912ef65079632e35eb03d7dacf292ad90b44fb58a97c632d29dbe7534d57d8c391f97705e6f9a93cb1fe095eb7809fa57ff

      • C:\Users\Admin\AppData\Local\Temp\is-J9U52.tmp\bdeebe4c967605cb5fe72946e145cbe04aa43be23cf4f9682f437d96c93f4829.tmp

        Filesize

        356KB

        MD5

        ef65c84774809e84529d59332b370364

        SHA1

        bc46fc5e14f2d6a6f604d38caf7c1ba0e237e4a3

        SHA256

        b395c48e136eada36f378d4f32da164aa37679713463d3c6b4346df68e60db31

        SHA512

        2c07180e22d3ff99f06de0e6d6f40f7b26d09c43839a6807a20d0c8260c1889683829acbf3f31b422c04a47bf40c43d0f2b92fbb082180f355899bb5d5cedc62

      • C:\Users\Admin\AppData\Local\Temp\is-J9U52.tmp\bdeebe4c967605cb5fe72946e145cbe04aa43be23cf4f9682f437d96c93f4829.tmp

        Filesize

        242KB

        MD5

        be8d25999815bdfc391fcba51fa3c660

        SHA1

        43472d9a74f7e3433db8cc0f1289a2e74cec15a0

        SHA256

        74e3b60c3c5b4f97339f0210c25d855aa175d1e3e2b3a6bea0f618dbbd493409

        SHA512

        df408b39891e036d2c71b85518d697b866e04ec2ed3640c3ece20c1b2634c3c2bbde0ebe37a26d76e352b1b79b647565d408e634665f1631d096e49e11221d22

      • \Users\Admin\AppData\Local\Temp\is-1OIGM.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-1OIGM.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/760-180-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-184-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-207-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-204-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-201-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-197-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-157-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-194-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-191-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-160-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-188-0x0000000000940000-0x00000000009DE000-memory.dmp

        Filesize

        632KB

      • memory/760-164-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-165-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-168-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-171-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-174-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-175-0x0000000000940000-0x00000000009DE000-memory.dmp

        Filesize

        632KB

      • memory/760-187-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/760-181-0x0000000000940000-0x00000000009DE000-memory.dmp

        Filesize

        632KB

      • memory/1540-150-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1540-154-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1540-153-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1540-151-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3780-161-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/3780-159-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/3780-6-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/4084-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4084-158-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB