Analysis

  • max time kernel
    146s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/12/2023, 15:11

General

  • Target

    df46bbfb22c892385ee7d4249787d4457ae26d64b407937e992e41a32fcdde22.exe

  • Size

    7.1MB

  • MD5

    b88bef20a1f46d10ee6e6352b43376fc

  • SHA1

    9467b6f03c5b6e3f29f6a52859293acb81c9a00c

  • SHA256

    df46bbfb22c892385ee7d4249787d4457ae26d64b407937e992e41a32fcdde22

  • SHA512

    fa7ee49df73613458b69b2244d385b06f83e124f65eb28a32cf73fa815349fc68a5dd3c139c85bd2014d9288b8a76192ee7e8697ecf7376b9b1189875996dd76

  • SSDEEP

    196608:1xm5D5YUyRe7VvZKwamjGKAVW7R+gSoASGm8PvsLMwzj:FRepZKwaS79SoASGDP0Qwzj

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\df46bbfb22c892385ee7d4249787d4457ae26d64b407937e992e41a32fcdde22.exe
    "C:\Users\Admin\AppData\Local\Temp\df46bbfb22c892385ee7d4249787d4457ae26d64b407937e992e41a32fcdde22.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2588
    • C:\Users\Admin\AppData\Local\Temp\is-N47DQ.tmp\df46bbfb22c892385ee7d4249787d4457ae26d64b407937e992e41a32fcdde22.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-N47DQ.tmp\df46bbfb22c892385ee7d4249787d4457ae26d64b407937e992e41a32fcdde22.tmp" /SL5="$50066,7235080,121856,C:\Users\Admin\AppData\Local\Temp\df46bbfb22c892385ee7d4249787d4457ae26d64b407937e992e41a32fcdde22.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2776
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1580
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2468
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -s
          3⤵
          • Executes dropped EXE
          PID:556
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4384
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:5028

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\numGIF\numgif.exe

        Filesize

        2.1MB

        MD5

        95ed12773ef7a56b65865ed9cc8ae391

        SHA1

        3ee35b36071df39b2743fd1cb449e1d274a2b976

        SHA256

        7cc9b31f29184290d59f521f08963feebcccd59fa7e23553a7e4770d3e1fcaef

        SHA512

        dc415bdaa91eb5c6bb61f0f986a20ca48dc4455fcf3dccb40be4e2dddb331bfce677fcf92f10fdafd536f47e079a7ea02e85b93cbf806d9eb915b296f053a288

      • C:\Program Files (x86)\numGIF\numgif.exe

        Filesize

        1.9MB

        MD5

        61a132da7deb22d6c390da3a0d58b953

        SHA1

        18890d0eccd3c7684b1d5d6a2bc16acf762033ef

        SHA256

        f3b5df029691865a4cf9fa901859df3583263217f60f1117e2544c9e29a50683

        SHA512

        4f5231ba0b11d1f32555b51e336109c8e77a3c3d04dce7d8c2fc3df66007f2803cb6b838290fd8b0fdef328a35893b865f6d6b147252bddc9b1408bed39bacb4

      • C:\Program Files (x86)\numGIF\numgif.exe

        Filesize

        1.2MB

        MD5

        94730e672416e981af01c4678292b9b6

        SHA1

        f564c5f9948c7c89d2fa3145d16e09c519c697ea

        SHA256

        5f95eadae8cf999b20c6529a8467e1061319794aaa15b4b7a67624066d0b2b2b

        SHA512

        83cb61fc4afae16385fd954e7c229a587a6eba72e3d76f8b838a2655e78cdfda2edffb7f6542aea052bc850eabbe827e2e9f48774c848cc7eb802249558ba679

      • C:\Users\Admin\AppData\Local\Temp\is-JOVL0.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-JOVL0.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-N47DQ.tmp\df46bbfb22c892385ee7d4249787d4457ae26d64b407937e992e41a32fcdde22.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/556-202-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-190-0x0000000000710000-0x00000000007AE000-memory.dmp

        Filesize

        632KB

      • memory/556-157-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-199-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-196-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-193-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-205-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-183-0x0000000000710000-0x00000000007AE000-memory.dmp

        Filesize

        632KB

      • memory/556-186-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-208-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-189-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-162-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-159-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-166-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-167-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-170-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-173-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-176-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/556-179-0x0000000000710000-0x00000000007AE000-memory.dmp

        Filesize

        632KB

      • memory/556-180-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2468-152-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2468-155-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2468-154-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2468-151-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2588-160-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/2588-0-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/2588-2-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/2776-163-0x0000000000640000-0x0000000000641000-memory.dmp

        Filesize

        4KB

      • memory/2776-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2776-10-0x0000000000640000-0x0000000000641000-memory.dmp

        Filesize

        4KB