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Analysis

  • max time kernel
    146s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2023, 18:42

General

  • Target

    77b7027288f123464b56c16c5183dce1f12549c8aaf4025b8472b6671cb72b34.exe

  • Size

    7.5MB

  • MD5

    00fcaf3987463f90b52a9eb7002bc8b1

  • SHA1

    d9e66765e5c30d3ef312474819fdd72cb8ba9822

  • SHA256

    77b7027288f123464b56c16c5183dce1f12549c8aaf4025b8472b6671cb72b34

  • SHA512

    148cf283394c609381f956f1135428158675ac135933e4c3097d06c55f70104e6a7f86cb13b4001554755f19d90d7ab76334746cc5814c3642cd319bf5c0e436

  • SSDEEP

    196608:MWc5A2XV/1qTZGgnkphp0rAwZYGespRHDfY5cdV4qCzj:wDFyOTpBsLp1c5SV4qCzj

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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\77b7027288f123464b56c16c5183dce1f12549c8aaf4025b8472b6671cb72b34.exe
    "C:\Users\Admin\AppData\Local\Temp\77b7027288f123464b56c16c5183dce1f12549c8aaf4025b8472b6671cb72b34.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4940
    • C:\Users\Admin\AppData\Local\Temp\is-QUHD1.tmp\77b7027288f123464b56c16c5183dce1f12549c8aaf4025b8472b6671cb72b34.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-QUHD1.tmp\77b7027288f123464b56c16c5183dce1f12549c8aaf4025b8472b6671cb72b34.tmp" /SL5="$B01CC,7612629,68096,C:\Users\Admin\AppData\Local\Temp\77b7027288f123464b56c16c5183dce1f12549c8aaf4025b8472b6671cb72b34.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2628
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:224
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2752
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s
          3⤵
          • Executes dropped EXE
          PID:1816
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2304
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:3660
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
        1⤵
          PID:400
        • C:\Windows\System32\svchost.exe
          C:\Windows\System32\svchost.exe -k UnistackSvcGroup
          1⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:4504

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          890KB

          MD5

          878c9e6c801914644fc23bb88a6ecf3b

          SHA1

          20de0021eae34efa253c5f194c6fa375e492bf2e

          SHA256

          c11b30321c7a9b33a11e5a8186c0cabd9f23b4a32c17909c4027eacf0a183a91

          SHA512

          6022b4708083f333476d7b9267abfd06d59ab0ba9c263d6024709bb692a0481a63b1ab3312e0afb495a8026581d458e620bebdaee0fb28d35116efd0462cce9f

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

          Filesize

          1.1MB

          MD5

          a53af881b66a0b6d805dc0ba79380e59

          SHA1

          76da99d0b4c86e7705a865e1ad3230209878e783

          SHA256

          4e4078d9879bee5d0f3d8861e1fa00adcee746ce40891a854b5bb84c745a0722

          SHA512

          61e5cbf4e1bb7ef355a01a9e1290f7db9caedd4f4cb0a35d8b69b0761f8ffa64f8b347d39c5e2b5e2bf417179845111e53348cf499aea89c3558a6ab5de1ecbc

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

          Filesize

          487KB

          MD5

          4899d1874b1a249627ee352087cd14cf

          SHA1

          598eb40d9b34ee5908b8da0b9bcfe73d87a943dc

          SHA256

          e68076460eb8afc5d8f16f1f19b14e174f811ee60449d890220edf7d5eaf72a8

          SHA512

          ef668fa8971a8554b3bfcf2c592db14be11a65b6f9749c90b1324d32d826fdc3cbc82a76d61fdea2240e696182ab436be4cc6fdc6cd76b3f174adcd7aa96f3d8

        • C:\Users\Admin\AppData\Local\Temp\is-1QQ6R.tmp\_isetup\_iscrypt.dll

          Filesize

          2KB

          MD5

          a69559718ab506675e907fe49deb71e9

          SHA1

          bc8f404ffdb1960b50c12ff9413c893b56f2e36f

          SHA256

          2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

          SHA512

          e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

        • C:\Users\Admin\AppData\Local\Temp\is-1QQ6R.tmp\_isetup\_isdecmp.dll

          Filesize

          19KB

          MD5

          3adaa386b671c2df3bae5b39dc093008

          SHA1

          067cf95fbdb922d81db58432c46930f86d23dded

          SHA256

          71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

          SHA512

          bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

        • C:\Users\Admin\AppData\Local\Temp\is-QUHD1.tmp\77b7027288f123464b56c16c5183dce1f12549c8aaf4025b8472b6671cb72b34.tmp

          Filesize

          687KB

          MD5

          f448d7f4b76e5c9c3a4eaff16a8b9b73

          SHA1

          31808f1ffa84c954376975b7cdb0007e6b762488

          SHA256

          7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

          SHA512

          f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

        • memory/1816-193-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/1816-203-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/1816-197-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/1816-159-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/1816-157-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/1816-190-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/1816-200-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/1816-180-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/1816-194-0x0000000000770000-0x000000000080E000-memory.dmp

          Filesize

          632KB

        • memory/1816-187-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/1816-186-0x0000000000770000-0x000000000080E000-memory.dmp

          Filesize

          632KB

        • memory/1816-162-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/1816-182-0x0000000000770000-0x000000000080E000-memory.dmp

          Filesize

          632KB

        • memory/1816-166-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/1816-167-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/1816-168-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/1816-171-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/1816-174-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/1816-177-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/2628-163-0x0000000002100000-0x0000000002101000-memory.dmp

          Filesize

          4KB

        • memory/2628-161-0x0000000000400000-0x00000000004BC000-memory.dmp

          Filesize

          752KB

        • memory/2628-7-0x0000000002100000-0x0000000002101000-memory.dmp

          Filesize

          4KB

        • memory/2752-154-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/2752-155-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/2752-152-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/2752-151-0x0000000000400000-0x0000000000666000-memory.dmp

          Filesize

          2.4MB

        • memory/4504-206-0x000002344C640000-0x000002344C650000-memory.dmp

          Filesize

          64KB

        • memory/4504-222-0x000002344C740000-0x000002344C750000-memory.dmp

          Filesize

          64KB

        • memory/4940-0-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/4940-160-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/4940-2-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB