Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-02-2024 06:50

General

  • Target

    8e7de45b002831cda6b754c34dabfb13.exe

  • Size

    3.7MB

  • MD5

    8e7de45b002831cda6b754c34dabfb13

  • SHA1

    a02d47ce255579b62a795d6683ab739e2af43491

  • SHA256

    9896658ff247be3b1d23a0b1f6fad3b0a50a22a929ac82f78e0eccf246188b80

  • SHA512

    b6f58eb6457e3067cdb64578f362fc22b2183aca4accda34a6c85347204c33c134c09404d741cab04d87b2410808cbcb139e3921f36c9db099e63d811b6b8fdc

  • SSDEEP

    98304:GX47XHcqMSX2bYxxbaLhgQKW8wWAgBCxaBhqyyazx1b:sCHLMScYvaFg5Cg8O5ya/

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • 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 27 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e7de45b002831cda6b754c34dabfb13.exe
    "C:\Users\Admin\AppData\Local\Temp\8e7de45b002831cda6b754c34dabfb13.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1732
    • C:\Users\Admin\AppData\Local\Temp\is-4K9QG.tmp\8e7de45b002831cda6b754c34dabfb13.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-4K9QG.tmp\8e7de45b002831cda6b754c34dabfb13.tmp" /SL5="$D002A,3196655,721408,C:\Users\Admin\AppData\Local\Temp\8e7de45b002831cda6b754c34dabfb13.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4004
      • C:\Program Files (x86)\Non\ut\Ut.exe
        "C:\Program Files (x86)\Non/\ut\Ut.exe" 8409edbaf42c30564bf561fddda1ef89
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:4980
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4980 -s 868
          4⤵
          • Program crash
          PID:208
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4980 -ip 4980
    1⤵
      PID:4828

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files (x86)\Non\ut\Ut.exe

      Filesize

      785KB

      MD5

      82124a19407ab81d5b12cc5be4371c60

      SHA1

      b2d445fa5c6f2d23c862b8d671f253070731056b

      SHA256

      8b7bb20006651675c98025eae13195937f4a4221758999e34da4978119d77b2b

      SHA512

      1d88120fd59db2e47ca1e9a1940323dd00e29e13118332066db18dd818d773b5cfc3644f9ab3ac343e78668eaeaffd14ee683922d2799956452bbabda4b21c8c

    • C:\Users\Admin\AppData\Local\Temp\is-4K9QG.tmp\8e7de45b002831cda6b754c34dabfb13.tmp

      Filesize

      1.9MB

      MD5

      847e8ca6f25c7dfbfd97818d547fe6ed

      SHA1

      0b936121e139f1acbb4c18199f315c2f2b235a8e

      SHA256

      2201a394270fd9d114074dc88885f9e36ff8567ae8d8f338640cf0165e8f82c3

      SHA512

      1666abfdc2e04f453a07361b94f91e1d6aa65c6aa4cebf6e6a82ec8a0541656ae294f978d9f14cfab5d3ffd45a55dcb73e8a0a771f889ad6cdf9af8da9eac33e

    • C:\Users\Admin\AppData\Local\Temp\is-4K9QG.tmp\8e7de45b002831cda6b754c34dabfb13.tmp

      Filesize

      2.4MB

      MD5

      3fddfbaa9d029821152e746edbabf7ce

      SHA1

      703690b3a2377047f6755e9b5274d608791b8062

      SHA256

      787cef456bd60075199c04ac38dd5e65291bd3a930b132538889e4dafb76fa1a

      SHA512

      fd50e763c6523022f1be02a6a690d2a2dec4e9a73c941314b4a810bbd7605d4058c5c49c53dcbdd8fde5e6c4d2c78fcec52b5bca087cbf552bc1ce90819c4903

    • C:\Users\Admin\AppData\Local\Temp\is-Q8VMB.tmp\_isetup\_iscrypt.dll

      Filesize

      2KB

      MD5

      a69559718ab506675e907fe49deb71e9

      SHA1

      bc8f404ffdb1960b50c12ff9413c893b56f2e36f

      SHA256

      2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

      SHA512

      e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

    • memory/1732-0-0x0000000000400000-0x00000000004BE000-memory.dmp

      Filesize

      760KB

    • memory/1732-63-0x0000000000400000-0x00000000004BE000-memory.dmp

      Filesize

      760KB

    • memory/4004-64-0x0000000000400000-0x0000000000679000-memory.dmp

      Filesize

      2.5MB

    • memory/4004-5-0x0000000000B50000-0x0000000000B51000-memory.dmp

      Filesize

      4KB

    • memory/4004-69-0x0000000000B50000-0x0000000000B51000-memory.dmp

      Filesize

      4KB

    • memory/4980-61-0x0000000000400000-0x00000000014BC000-memory.dmp

      Filesize

      16.7MB

    • memory/4980-62-0x0000000003FD0000-0x0000000003FD1000-memory.dmp

      Filesize

      4KB

    • memory/4980-60-0x0000000000400000-0x00000000014BC000-memory.dmp

      Filesize

      16.7MB

    • memory/4980-65-0x0000000000400000-0x00000000014BC000-memory.dmp

      Filesize

      16.7MB

    • memory/4980-72-0x0000000000400000-0x00000000014BC000-memory.dmp

      Filesize

      16.7MB