Analysis

  • max time kernel
    144s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231025-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/11/2023, 15:42

General

  • Target

    dfc881d7cae4d94176d6058eaca149a3643311e3de4dc8123d660d874a3a124d.exe

  • Size

    4.0MB

  • MD5

    657c20c8310a5b2db565a5ac8c5c7c14

  • SHA1

    222ec9368ca613a952b57e08a3b5eed4d654a076

  • SHA256

    dfc881d7cae4d94176d6058eaca149a3643311e3de4dc8123d660d874a3a124d

  • SHA512

    f74b46b4247c943d5cf0e21f35aa072c674c1e1ea90e9c429ea0e09ece8789ffbedc2a54e081b7e0923744b36a656aa476d918ab799c66c75428db4c37b9395d

  • SSDEEP

    98304:UdHsdNZFu6xd3CZangMbxlif4HwNoVnH6vhkL+unlqnf7e:cHsdNZFu4Co0fEw6VnHoPnf7e

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 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 28 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dfc881d7cae4d94176d6058eaca149a3643311e3de4dc8123d660d874a3a124d.exe
    "C:\Users\Admin\AppData\Local\Temp\dfc881d7cae4d94176d6058eaca149a3643311e3de4dc8123d660d874a3a124d.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4416
    • C:\Users\Admin\AppData\Local\Temp\is-PN2DF.tmp\is-1V1HR.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-PN2DF.tmp\is-1V1HR.tmp" /SL4 $70188 "C:\Users\Admin\AppData\Local\Temp\dfc881d7cae4d94176d6058eaca149a3643311e3de4dc8123d660d874a3a124d.exe" 3885557 242176
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:220
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4892
        • C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe
          "C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4020
        • C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe
          "C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4328

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe

            Filesize

            2.0MB

            MD5

            804f369f06b808caa1ad76798e957052

            SHA1

            15b925b2c163fabb2a799c040378a4df4f8fa94d

            SHA256

            406340fa17faca2d481a91f9ec640ab63a46c2d7b947b05ceebf31c91ca0f483

            SHA512

            cac4faa83d6072763efde4ada53d19d107c1034008cb82a57cb5c0dc7ba5c060249dc81deb6550bc04ec151a909822420ff1072bfbc05fdbc1b7dafd03ccea14

          • C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe

            Filesize

            2.0MB

            MD5

            804f369f06b808caa1ad76798e957052

            SHA1

            15b925b2c163fabb2a799c040378a4df4f8fa94d

            SHA256

            406340fa17faca2d481a91f9ec640ab63a46c2d7b947b05ceebf31c91ca0f483

            SHA512

            cac4faa83d6072763efde4ada53d19d107c1034008cb82a57cb5c0dc7ba5c060249dc81deb6550bc04ec151a909822420ff1072bfbc05fdbc1b7dafd03ccea14

          • C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe

            Filesize

            2.0MB

            MD5

            804f369f06b808caa1ad76798e957052

            SHA1

            15b925b2c163fabb2a799c040378a4df4f8fa94d

            SHA256

            406340fa17faca2d481a91f9ec640ab63a46c2d7b947b05ceebf31c91ca0f483

            SHA512

            cac4faa83d6072763efde4ada53d19d107c1034008cb82a57cb5c0dc7ba5c060249dc81deb6550bc04ec151a909822420ff1072bfbc05fdbc1b7dafd03ccea14

          • C:\Users\Admin\AppData\Local\Temp\is-32MVS.tmp\_iscrypt.dll

            Filesize

            2KB

            MD5

            a69559718ab506675e907fe49deb71e9

            SHA1

            bc8f404ffdb1960b50c12ff9413c893b56f2e36f

            SHA256

            2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

            SHA512

            e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

          • C:\Users\Admin\AppData\Local\Temp\is-PN2DF.tmp\is-1V1HR.tmp

            Filesize

            643KB

            MD5

            a991510c12f20ccf8a5231a32a7958c3

            SHA1

            122724d1a4fdea39af3aa427e4941158d7e91dfa

            SHA256

            0c3ab280e156e9ff6a325267bc5d721f71dcb12490a53a03a033d932272f9198

            SHA512

            8f387a6189f6fa51f84004706589ed1706dfd08dfc38c1f8ce3ce010f37efac085fd241396ab69bc25c86174a4637492163bf3cb26f88639551dc9fa0c52eafa

          • C:\Users\Admin\AppData\Local\Temp\is-PN2DF.tmp\is-1V1HR.tmp

            Filesize

            643KB

            MD5

            a991510c12f20ccf8a5231a32a7958c3

            SHA1

            122724d1a4fdea39af3aa427e4941158d7e91dfa

            SHA256

            0c3ab280e156e9ff6a325267bc5d721f71dcb12490a53a03a033d932272f9198

            SHA512

            8f387a6189f6fa51f84004706589ed1706dfd08dfc38c1f8ce3ce010f37efac085fd241396ab69bc25c86174a4637492163bf3cb26f88639551dc9fa0c52eafa

          • memory/220-82-0x0000000002350000-0x0000000002351000-memory.dmp

            Filesize

            4KB

          • memory/220-7-0x0000000002350000-0x0000000002351000-memory.dmp

            Filesize

            4KB

          • memory/220-80-0x0000000000400000-0x00000000004CF000-memory.dmp

            Filesize

            828KB

          • memory/4020-70-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4020-75-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4020-72-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-111-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-99-0x0000000000810000-0x00000000008BA000-memory.dmp

            Filesize

            680KB

          • memory/4328-127-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-81-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-123-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-85-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-86-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-89-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-92-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-100-0x0000000000810000-0x00000000008BA000-memory.dmp

            Filesize

            680KB

          • memory/4328-120-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-98-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-95-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-104-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-107-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-108-0x0000000000810000-0x00000000008BA000-memory.dmp

            Filesize

            680KB

          • memory/4328-78-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-114-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4328-117-0x0000000000400000-0x000000000060C000-memory.dmp

            Filesize

            2.0MB

          • memory/4416-79-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4416-2-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4416-0-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB