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Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/11/2023, 19:23

General

  • Target

    NEAS.e6b1d9711dbeb1c8a531342da32596d0.exe

  • Size

    4.0MB

  • MD5

    e6b1d9711dbeb1c8a531342da32596d0

  • SHA1

    c9e3f577755f367f381618e8f4a7775986fe4fb8

  • SHA256

    b6aa2569dcb21b3e19fa1515e9c639493252e2dd9556ae2aa30ad9d5df122e08

  • SHA512

    087956b57b40a40e5ac2a652a2042b0c9540089bc1c2f2b138375901f1cb7b1f3985f0b393e678231817b1bde278911dfc20096980555add2dbe79ce6940e623

  • SSDEEP

    98304:CdL9xWLs1Esvx3VRy2XOwnqoQyVHXoblgL74+7e:OzwM5S2X9qM3oqLU+7e

Score
7/10

Malware Config

Signatures

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

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.e6b1d9711dbeb1c8a531342da32596d0.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.e6b1d9711dbeb1c8a531342da32596d0.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3320
    • C:\Users\Admin\AppData\Local\Temp\is-DPSH1.tmp\is-Q29AT.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-DPSH1.tmp\is-Q29AT.tmp" /SL4 $701FE "C:\Users\Admin\AppData\Local\Temp\NEAS.e6b1d9711dbeb1c8a531342da32596d0.exe" 3876134 242176
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:4292
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1716
        • C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe
          "C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2840
        • C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe
          "C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe" -s
          3⤵
          • Executes dropped EXE
          PID:500
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
      1⤵
        PID:4796
      • C:\Windows\System32\svchost.exe
        C:\Windows\System32\svchost.exe -k UnistackSvcGroup
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3612

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        2.0MB

        MD5

        330c3f73c995dbc18c9211269fc579ee

        SHA1

        32596c55cfc47c80a8c21dbb28538836cecec40d

        SHA256

        c558e1a93895386068de911f2f92b9e7680b7e3b3649894ccae8f7b12d56849d

        SHA512

        13e095500ad5a57637a7d53ca88deae73921388a0959298fbb8a127f08bec7b108d00405063e6138d1b572b19da9a16ee48564a6ed43880f2a83bdb5428756ca

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

        Filesize

        2.0MB

        MD5

        330c3f73c995dbc18c9211269fc579ee

        SHA1

        32596c55cfc47c80a8c21dbb28538836cecec40d

        SHA256

        c558e1a93895386068de911f2f92b9e7680b7e3b3649894ccae8f7b12d56849d

        SHA512

        13e095500ad5a57637a7d53ca88deae73921388a0959298fbb8a127f08bec7b108d00405063e6138d1b572b19da9a16ee48564a6ed43880f2a83bdb5428756ca

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

        Filesize

        2.0MB

        MD5

        330c3f73c995dbc18c9211269fc579ee

        SHA1

        32596c55cfc47c80a8c21dbb28538836cecec40d

        SHA256

        c558e1a93895386068de911f2f92b9e7680b7e3b3649894ccae8f7b12d56849d

        SHA512

        13e095500ad5a57637a7d53ca88deae73921388a0959298fbb8a127f08bec7b108d00405063e6138d1b572b19da9a16ee48564a6ed43880f2a83bdb5428756ca

      • C:\Users\Admin\AppData\Local\Temp\is-DPSH1.tmp\is-Q29AT.tmp

        Filesize

        643KB

        MD5

        a991510c12f20ccf8a5231a32a7958c3

        SHA1

        122724d1a4fdea39af3aa427e4941158d7e91dfa

        SHA256

        0c3ab280e156e9ff6a325267bc5d721f71dcb12490a53a03a033d932272f9198

        SHA512

        8f387a6189f6fa51f84004706589ed1706dfd08dfc38c1f8ce3ce010f37efac085fd241396ab69bc25c86174a4637492163bf3cb26f88639551dc9fa0c52eafa

      • C:\Users\Admin\AppData\Local\Temp\is-DPSH1.tmp\is-Q29AT.tmp

        Filesize

        643KB

        MD5

        a991510c12f20ccf8a5231a32a7958c3

        SHA1

        122724d1a4fdea39af3aa427e4941158d7e91dfa

        SHA256

        0c3ab280e156e9ff6a325267bc5d721f71dcb12490a53a03a033d932272f9198

        SHA512

        8f387a6189f6fa51f84004706589ed1706dfd08dfc38c1f8ce3ce010f37efac085fd241396ab69bc25c86174a4637492163bf3cb26f88639551dc9fa0c52eafa

      • C:\Users\Admin\AppData\Local\Temp\is-G1F9S.tmp\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • memory/500-104-0x0000000000400000-0x0000000000609000-memory.dmp

        Filesize

        2.0MB

      • memory/500-92-0x0000000000400000-0x0000000000609000-memory.dmp

        Filesize

        2.0MB

      • memory/500-99-0x0000000000400000-0x0000000000609000-memory.dmp

        Filesize

        2.0MB

      • memory/500-98-0x0000000000890000-0x000000000093A000-memory.dmp

        Filesize

        680KB

      • memory/500-96-0x0000000000400000-0x0000000000609000-memory.dmp

        Filesize

        2.0MB

      • memory/500-146-0x0000000000890000-0x000000000093A000-memory.dmp

        Filesize

        680KB

      • memory/500-78-0x0000000000400000-0x0000000000609000-memory.dmp

        Filesize

        2.0MB

      • memory/500-100-0x0000000000890000-0x000000000093A000-memory.dmp

        Filesize

        680KB

      • memory/500-81-0x0000000000400000-0x0000000000609000-memory.dmp

        Filesize

        2.0MB

      • memory/500-89-0x0000000000400000-0x0000000000609000-memory.dmp

        Filesize

        2.0MB

      • memory/500-85-0x0000000000400000-0x0000000000609000-memory.dmp

        Filesize

        2.0MB

      • memory/500-86-0x0000000000400000-0x0000000000609000-memory.dmp

        Filesize

        2.0MB

      • memory/2840-69-0x0000000000400000-0x0000000000609000-memory.dmp

        Filesize

        2.0MB

      • memory/2840-74-0x0000000000400000-0x0000000000609000-memory.dmp

        Filesize

        2.0MB

      • memory/2840-71-0x0000000000400000-0x0000000000609000-memory.dmp

        Filesize

        2.0MB

      • memory/3320-0-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/3320-73-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/3612-105-0x0000018937EA0000-0x0000018937EB0000-memory.dmp

        Filesize

        64KB

      • memory/3612-121-0x0000018937FA0000-0x0000018937FB0000-memory.dmp

        Filesize

        64KB

      • memory/3612-137-0x0000018940310000-0x0000018940311000-memory.dmp

        Filesize

        4KB

      • memory/3612-139-0x0000018940340000-0x0000018940341000-memory.dmp

        Filesize

        4KB

      • memory/3612-140-0x0000018940340000-0x0000018940341000-memory.dmp

        Filesize

        4KB

      • memory/3612-141-0x0000018940450000-0x0000018940451000-memory.dmp

        Filesize

        4KB

      • memory/4292-82-0x0000000002350000-0x0000000002351000-memory.dmp

        Filesize

        4KB

      • memory/4292-79-0x0000000000400000-0x00000000004CF000-memory.dmp

        Filesize

        828KB

      • memory/4292-6-0x0000000002350000-0x0000000002351000-memory.dmp

        Filesize

        4KB