Analysis

  • max time kernel
    134s
  • max time network
    147s
  • 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, 11:16

General

  • Target

    addc68b504061d66ad7c59eed4e12972998ec60e87fbf86f35a6f2816ef2a748.exe

  • Size

    6.9MB

  • MD5

    a3ea8bcff310b15f0d73def66a9e8a39

  • SHA1

    4b1a2df39704a7e7b7307375111ad94cb26c6938

  • SHA256

    addc68b504061d66ad7c59eed4e12972998ec60e87fbf86f35a6f2816ef2a748

  • SHA512

    237612c8577278a2227f55e23e2419923345f9e1ef8d22dd6d575cf5ba78d0234b11debb3fe7037a069a51ec26dc40129ee3a9100247be67077797ebc78ad7e3

  • SSDEEP

    196608:3yD4UUAnfcrSuleVp+jatZRGrrC/sF5wvACzj:+4Uvfc2RGatZcXF5uzj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 2 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\addc68b504061d66ad7c59eed4e12972998ec60e87fbf86f35a6f2816ef2a748.exe
    "C:\Users\Admin\AppData\Local\Temp\addc68b504061d66ad7c59eed4e12972998ec60e87fbf86f35a6f2816ef2a748.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2200
    • C:\Users\Admin\AppData\Local\Temp\is-BQTJF.tmp\addc68b504061d66ad7c59eed4e12972998ec60e87fbf86f35a6f2816ef2a748.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-BQTJF.tmp\addc68b504061d66ad7c59eed4e12972998ec60e87fbf86f35a6f2816ef2a748.tmp" /SL5="$501EE,6986290,68096,C:\Users\Admin\AppData\Local\Temp\addc68b504061d66ad7c59eed4e12972998ec60e87fbf86f35a6f2816ef2a748.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2756
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2704
        • C:\Program Files (x86)\WMAFormat\wmaformat.exe
          "C:\Program Files (x86)\WMAFormat\wmaformat.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1528
        • C:\Program Files (x86)\WMAFormat\wmaformat.exe
          "C:\Program Files (x86)\WMAFormat\wmaformat.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3028
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2364
    • C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 11
      1⤵
        PID:4136

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        321KB

        MD5

        f5cfdad38b6fee1f86ecbe876274d75c

        SHA1

        7a562e21a732a603a1bcfa2023e8793039c3af4d

        SHA256

        f03ab3e7bc77f2ac7535ce089d1a0c4a095a7b41e41f01a0bb834543db4145f5

        SHA512

        3477f894bdbd2090a474b13faf201bc77acbefffa3e098c4ffa761bfb34e959816f8b39d9660302810489f1f3197b231ce75a74e61563460ba4377443f7f8a01

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

        Filesize

        390KB

        MD5

        395066f1d768ccf53395ac7286d70d57

        SHA1

        8cbe529557d224d9bee33ea439b8f3ec3af6b40d

        SHA256

        ba60065896f3d42a9b4b877fbbaabac5ad12276507f3843b6f902791f5bda86e

        SHA512

        dffb1e278c5b0cd57c41e273d9aba3d57b285554a531bf0ecef6e25afdc5422a503c16915108084d33995af985b3b989d3c9dfa98bc18c124f3341ffecbbf973

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

        Filesize

        221KB

        MD5

        6b72cc8429b17dd192601f2ecefdafc4

        SHA1

        446906a58887c787384a141c411ebea01f6df84b

        SHA256

        f8cd84a317ef215ab4327152db9b360220ff924960f759087bc1ec673452832d

        SHA512

        6fdefb7b49ca6d80abfc4206b00fb3a1200275d5664139f773d795f26aa4f3f9814d4edaa0590de09029a122b2862a4cb9d0e7637006ecbb2a5cd86fbcabcd54

      • C:\Users\Admin\AppData\Local\Temp\is-BQTJF.tmp\addc68b504061d66ad7c59eed4e12972998ec60e87fbf86f35a6f2816ef2a748.tmp

        Filesize

        58KB

        MD5

        ede4a8e0cee3e5c295483bfda5feb427

        SHA1

        e0b9e146f2c0725c3794f61c0f1a748176e1620e

        SHA256

        ddf48372c635d58efeb528e0544e467669b1afbd1f540f6d0b19ec02f5435449

        SHA512

        366d9a33c0f85eef17ce4d4ab203fbed19eece9a2c4ed28fa3ce2acb6de508edd67ff1f946b031d05b28bda20c56ef3d82de81f0f28134719f3183593718a65e

      • C:\Users\Admin\AppData\Local\Temp\is-BQTJF.tmp\addc68b504061d66ad7c59eed4e12972998ec60e87fbf86f35a6f2816ef2a748.tmp

        Filesize

        99KB

        MD5

        096901ec071d5296e7b759c5f9940d29

        SHA1

        98ecf0e6decd1c0572bcb72361bc33d62db45497

        SHA256

        3fa994ab17578cdf545e962fe13e214b1a400dcd814af00b9e235c989f4140e2

        SHA512

        088196c239c772c1610876e3997b4a305014f0f7e91c9cc2e08adcb3287aed078ea279a89b7d520d9a43cc55f706ffd1a46638cee02d709323bf68f545c4b887

      • \Users\Admin\AppData\Local\Temp\is-A7DR3.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-A7DR3.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1528-151-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1528-155-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1528-154-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1528-152-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/2200-160-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/2200-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/2200-2-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/2756-163-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/2756-7-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/2756-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/3028-162-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-183-0x0000000000880000-0x000000000091E000-memory.dmp

        Filesize

        632KB

      • memory/3028-159-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-167-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-166-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-170-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-173-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-176-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-177-0x0000000000880000-0x000000000091E000-memory.dmp

        Filesize

        632KB

      • memory/3028-158-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-182-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-186-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-189-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-190-0x0000000000880000-0x000000000091E000-memory.dmp

        Filesize

        632KB

      • memory/3028-193-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-196-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-199-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-202-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-205-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3028-209-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB