Analysis

  • max time kernel
    145s
  • max time network
    131s
  • platform
    windows10-1703_x64
  • resource
    win10-20231023-en
  • resource tags

    arch:x64arch:x86image:win10-20231023-enlocale:en-usos:windows10-1703-x64system
  • submitted
    12/12/2023, 12:12

General

  • Target

    234cb65126aab7266657fe7c64eeca2e336f3b0dd54162b992d278c6ee75ae41.exe

  • Size

    7.2MB

  • MD5

    e916adf7ad459fc4b48fb17ed7d63cda

  • SHA1

    17ef6a6f777c51722c9b7c39265a48c37e72e99d

  • SHA256

    234cb65126aab7266657fe7c64eeca2e336f3b0dd54162b992d278c6ee75ae41

  • SHA512

    df81952628db1f4ae18be572fd37c3b07f47cc8ca0bbd5c869959ba9a61de9ad8b5a45aa6a2e43113b52df9dff43a5196fdba1702fe1452c4eb8a6b5492d2f94

  • SSDEEP

    196608:hxm5vSfkhLnRaUXNvQKOmYuX5ORBs2J32NS8Pu2XYeWs8hckg7inWzj:gSfs8WIKOluX+stSCvR9L9GnWzj

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\234cb65126aab7266657fe7c64eeca2e336f3b0dd54162b992d278c6ee75ae41.exe
    "C:\Users\Admin\AppData\Local\Temp\234cb65126aab7266657fe7c64eeca2e336f3b0dd54162b992d278c6ee75ae41.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4144
    • C:\Users\Admin\AppData\Local\Temp\is-MKFHJ.tmp\234cb65126aab7266657fe7c64eeca2e336f3b0dd54162b992d278c6ee75ae41.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-MKFHJ.tmp\234cb65126aab7266657fe7c64eeca2e336f3b0dd54162b992d278c6ee75ae41.tmp" /SL5="$C01DC,7264750,121856,C:\Users\Admin\AppData\Local\Temp\234cb65126aab7266657fe7c64eeca2e336f3b0dd54162b992d278c6ee75ae41.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2460
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1380
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4268
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3164
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:5016
          • C:\Program Files (x86)\numGIF\numgif.exe
            "C:\Program Files (x86)\numGIF\numgif.exe" -s
            3⤵
            • Executes dropped EXE
            PID:3896

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.9MB

        MD5

        27d55b91c08eda1fc4a0af202c1f2993

        SHA1

        69f013266906efe4a50e15d7704a970775f86b60

        SHA256

        a6f753a5b2384fca25ea17b3955dd9a93286ac4de3c8a6eb949faaca69919e71

        SHA512

        58c7337404442de1e85820624dcdfcf9adcd575bcdccb5096572fab6f5db4d478d7d792f002ff27a0eefa1af8d22439d2683e07e51331e88ba2bf0c9ccc111d9

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

        Filesize

        1.6MB

        MD5

        537be4582dbbc104cc8ca43919ee1c55

        SHA1

        e2f799b3ed30cd4200afd34bfe4e92c5e4fd557c

        SHA256

        ab35d93ca063a54a0e2c3ba15bc824cf9fb30df578f4e0a50b556e552683b647

        SHA512

        a2d3bfd5d2759ae9e9f1d175fe0ce654d47d899428657cc87c87d22e749b975dc758cf15450db418b164afc64a4c6b1f0f0436632f6deb08e3821ba912d43d97

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

        Filesize

        14KB

        MD5

        7f08f71c265ab4df7a818c1cac8d8456

        SHA1

        f7fdbdbb471e87de7166734335ac0a2063ffa8fb

        SHA256

        4a4060ce49c9f5887ad8fb8f8ad71bf02639e01bbc8114e31daf5b3ddb2e58f9

        SHA512

        07b70d1aaceb89467f4ec89534a2dc20c72e9d9593ec769d45aa43569a28e73105537982cd0890414083653fd9f487b77883e7b30764efe81a00118d7cdcbb40

      • C:\Users\Admin\AppData\Local\Temp\is-MKFHJ.tmp\234cb65126aab7266657fe7c64eeca2e336f3b0dd54162b992d278c6ee75ae41.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-0043V.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-0043V.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/2460-163-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/2460-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/2460-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/3896-180-0x00000000008E0000-0x000000000097E000-memory.dmp

        Filesize

        632KB

      • memory/3896-176-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-208-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-157-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-159-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-205-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-201-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-162-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-198-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-166-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-167-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-170-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-173-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-195-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-179-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-192-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-185-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-188-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3896-189-0x00000000008E0000-0x000000000097E000-memory.dmp

        Filesize

        632KB

      • memory/4144-0-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4144-2-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4144-160-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4268-155-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/4268-151-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/4268-152-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB