Analysis

  • max time kernel
    143s
  • max time network
    129s
  • 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 14:11

General

  • Target

    6371369c58d98bca12a985ef4be701b11eed23b932ef1211a59e50b344efd58f.exe

  • Size

    7.1MB

  • MD5

    fa00cd42410a2c23efa6f03fc2d1ff6a

  • SHA1

    366d201b64d7f7ca70b0bfb4786fbceabe1684b7

  • SHA256

    6371369c58d98bca12a985ef4be701b11eed23b932ef1211a59e50b344efd58f

  • SHA512

    14647139fa6015c4b7e01dbfaf55c68fdbfe661baa05a4949c5066c7385aa083b01107b95eb1a98559da6e8bd0fef87ce9d08f462b9e180246cb81d35dec1290

  • SSDEEP

    196608:Xxm5D5YUyRe7VvZKwamjGKAVW7R+gSoASGm8PvsLMwzj:jRepZKwaS79SoASGDP0Qwzj

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\6371369c58d98bca12a985ef4be701b11eed23b932ef1211a59e50b344efd58f.exe
    "C:\Users\Admin\AppData\Local\Temp\6371369c58d98bca12a985ef4be701b11eed23b932ef1211a59e50b344efd58f.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4164
    • C:\Users\Admin\AppData\Local\Temp\is-O94P0.tmp\6371369c58d98bca12a985ef4be701b11eed23b932ef1211a59e50b344efd58f.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-O94P0.tmp\6371369c58d98bca12a985ef4be701b11eed23b932ef1211a59e50b344efd58f.tmp" /SL5="$5022E,7235080,121856,C:\Users\Admin\AppData\Local\Temp\6371369c58d98bca12a985ef4be701b11eed23b932ef1211a59e50b344efd58f.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2208
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1168
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2652
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -s
          3⤵
          • Executes dropped EXE
          PID:2632
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4896
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:2996

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        531KB

        MD5

        86003d491b36d5e500448f98c8f5fc42

        SHA1

        df13ce5166420c62da5c0b101c96d3cd0b4048cc

        SHA256

        6f8eb556771dc4ac638127060df8eb7b4e3e199b346a02306ca195f6f1992bfa

        SHA512

        1028b1dc3f23d196c36b29e358a9bb1481806ba0ff0effcf5460735fe003837667f46cd2f789fb0381d3b7295b2cf3542c593244556a5b3fe8710231456ea217

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

        Filesize

        727KB

        MD5

        4f95a36ad6ba76c64c9b5ae61b65dffd

        SHA1

        ec0b44498fb5767d56ff0b527a36f651e33cb5ea

        SHA256

        1ebfb21d31b6331d779cd677df826e77167b3fb375f3368706be6e2a26591893

        SHA512

        a2206d723181c71762eb48bef2e388a04455b35811a2b2a4f4fb30705f30e4d871c576a6a2f21ebfb6350ae405bddb369c80ff0af94f99eb22295cb886a7540f

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

        Filesize

        1.1MB

        MD5

        1a0fb83a7ca58d394852e51ddd041220

        SHA1

        c2414cb0b82736d2d19aff80fa9496989f72044a

        SHA256

        30604ff88a8fcac2d2e8b700c3181a97c3dccc4ef55352ced7198fe77ae477ad

        SHA512

        7598967a3b3bb0a5f8f3c9bdff5a56d0b43593181a599b6e84f39a499b2fe75fcfd945b51d8b11d150fbd8fc0641bd044cd7abb506613c42cd50d17fd3a99a13

      • C:\Users\Admin\AppData\Local\Temp\is-O94P0.tmp\6371369c58d98bca12a985ef4be701b11eed23b932ef1211a59e50b344efd58f.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-J64VO.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-J64VO.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/2208-9-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/2208-162-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/2208-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2632-178-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-175-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-207-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-157-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-158-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-204-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-201-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-161-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-197-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-165-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-166-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-169-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-172-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-194-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-179-0x0000000000740000-0x00000000007DE000-memory.dmp

        Filesize

        632KB

      • memory/2632-191-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-184-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-187-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2632-188-0x0000000000740000-0x00000000007DE000-memory.dmp

        Filesize

        632KB

      • memory/2652-153-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2652-150-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2652-151-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/2652-154-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4164-0-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4164-159-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB