Analysis

  • max time kernel
    144s
  • max time network
    135s
  • platform
    windows10-1703_x64
  • resource
    win10-20231020-en
  • resource tags

    arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system
  • submitted
    12/12/2023, 05:18

General

  • Target

    41629e8f1f326531bd176a5a0ce2351a532b581f40acced0d93fcf063a1169ae.exe

  • Size

    7.7MB

  • MD5

    b41d6fc06a5fde26550d06d0a07cf7be

  • SHA1

    d626a64aed21154e911fb8985645aba389b042ef

  • SHA256

    41629e8f1f326531bd176a5a0ce2351a532b581f40acced0d93fcf063a1169ae

  • SHA512

    818ad4bb6c87f046d71cdf0c72ff4903d5953a08f5d25b86193c024e120148197b7ab73fa4a53114025d5ffdd31700f806838bf7d185ddf079f60d15e31f3a3f

  • SSDEEP

    196608:Wxm5Ibg23JbJIIqwrIFIl6BP2dV/7hQgyTD86VLRmx+UL0Ywzj:og23VJ1q5HKFMTD86VL0x+iUzj

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\41629e8f1f326531bd176a5a0ce2351a532b581f40acced0d93fcf063a1169ae.exe
    "C:\Users\Admin\AppData\Local\Temp\41629e8f1f326531bd176a5a0ce2351a532b581f40acced0d93fcf063a1169ae.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:516
    • C:\Users\Admin\AppData\Local\Temp\is-76ILI.tmp\41629e8f1f326531bd176a5a0ce2351a532b581f40acced0d93fcf063a1169ae.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-76ILI.tmp\41629e8f1f326531bd176a5a0ce2351a532b581f40acced0d93fcf063a1169ae.tmp" /SL5="$A007C,7803294,121856,C:\Users\Admin\AppData\Local\Temp\41629e8f1f326531bd176a5a0ce2351a532b581f40acced0d93fcf063a1169ae.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:376
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1104
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3336
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4892
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:1332
          • C:\Program Files (x86)\GIFMount\gifmon.exe
            "C:\Program Files (x86)\GIFMount\gifmon.exe" -s
            3⤵
            • Executes dropped EXE
            PID:5048

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Program Files (x86)\GIFMount\gifmon.exe

              Filesize

              891KB

              MD5

              b11b725a2b374f8b7a6ccb44ec8213cc

              SHA1

              a8cf46c7e2b70b95a6d8325471b5050f072a6286

              SHA256

              57977a35378294206a9dc456e3780448aa0b87d8418864ca841ac092eb0be427

              SHA512

              ce396f86757b22fe4dc171fd234a19ef9432161f9a374b3990149a46541cfac5e86fa8ee6678f5606f8924abd5f27968f002417d2cc60f2a0e24d89c0932ee55

            • C:\Program Files (x86)\GIFMount\gifmon.exe

              Filesize

              683KB

              MD5

              c84b4c796131d333a1170b2abb8f8f9e

              SHA1

              21240416415b5a350c4cbc6ef4b9457f3bd36c51

              SHA256

              71003a2e543678300a890eb5b4266cfe0f3d789cc2549b85f879bc74f0b0de4d

              SHA512

              e432368e488c90691fe8b7322d7439876bdb15be2d41c7c74497bf3a67924b591914c2fa99cb0a39fa9f53eb57266699d472ff13c0d08f30d4cffceea2ad59bb

            • C:\Program Files (x86)\GIFMount\gifmon.exe

              Filesize

              247KB

              MD5

              d26afdfde70792d431ec2aeefeccf803

              SHA1

              bfe8ddd97722c08320d4e104a837ca4b8ec02bd7

              SHA256

              009a8ac0035250060b2ed0df1e63b6eb8374224a888901d2bde81a00ddd44dd1

              SHA512

              ac78b1ad44f3700d88bdaee450fc155a791693fcea97fd5139ddaa9318def9458e677bd8aa28752639a16b8a125fa254df3484c5d71922426b16563d4727506f

            • C:\Users\Admin\AppData\Local\Temp\is-76ILI.tmp\41629e8f1f326531bd176a5a0ce2351a532b581f40acced0d93fcf063a1169ae.tmp

              Filesize

              687KB

              MD5

              f448d7f4b76e5c9c3a4eaff16a8b9b73

              SHA1

              31808f1ffa84c954376975b7cdb0007e6b762488

              SHA256

              7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

              SHA512

              f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

            • \Users\Admin\AppData\Local\Temp\is-23ISA.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • \Users\Admin\AppData\Local\Temp\is-23ISA.tmp\_isetup\_isdecmp.dll

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • memory/376-7-0x0000000000650000-0x0000000000651000-memory.dmp

              Filesize

              4KB

            • memory/376-162-0x0000000000650000-0x0000000000651000-memory.dmp

              Filesize

              4KB

            • memory/376-160-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB

            • memory/516-0-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/516-2-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/516-159-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/3336-151-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/3336-152-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/3336-154-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/3336-155-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-161-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-179-0x0000000000830000-0x00000000008CE000-memory.dmp

              Filesize

              632KB

            • memory/5048-165-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-166-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-169-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-172-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-175-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-178-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-180-0x0000000000830000-0x00000000008CE000-memory.dmp

              Filesize

              632KB

            • memory/5048-158-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-185-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-188-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-191-0x0000000000830000-0x00000000008CE000-memory.dmp

              Filesize

              632KB

            • memory/5048-192-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-195-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-198-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-201-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-205-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/5048-208-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB