Analysis

  • max time kernel
    1s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-06-2024 21:25

General

  • Target

    a4e2f937be55cef890bf7cbd1e658d63d85ee63ea3bf7bbef66fcbe04b55affe.exe

  • Size

    12.8MB

  • MD5

    2d0330fae641aa321b8c0365a5edd1b5

  • SHA1

    0207713e73f9e1104e1a141f4cd833261b88904e

  • SHA256

    a4e2f937be55cef890bf7cbd1e658d63d85ee63ea3bf7bbef66fcbe04b55affe

  • SHA512

    0f5a1c9ab3640772d5a9e60489376f30be5d2705020770702768ef65e112d45af455fcdcc2f9539114f6eb6a7dc0bd4fcd988a2ff8a7b3233b57c5ae367a312e

  • SSDEEP

    196608:fSlhq9kKXlH6ub1TZi5pTemYWRBVZLdSkN:6i51HZ1QxemXRBVZL

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Executes dropped EXE 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 6 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Modifies registry class 59 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 14 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a4e2f937be55cef890bf7cbd1e658d63d85ee63ea3bf7bbef66fcbe04b55affe.exe
    "C:\Users\Admin\AppData\Local\Temp\a4e2f937be55cef890bf7cbd1e658d63d85ee63ea3bf7bbef66fcbe04b55affe.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:740
    • C:\Users\Admin\AppData\Local\Temp\czrumw.exe
      C:\Users\Admin\AppData\Local\Temp\czrumw.exe
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Loads dropped DLL
      • Modifies registry class
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:4584
      • C:\Windows\SysWOW64\regsvr32.exe
        "C:\Windows\System32\regsvr32.exe" atl.dll /s
        3⤵
          PID:5084

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Defense Evasion

    Virtualization/Sandbox Evasion

    2
    T1497

    Discovery

    Query Registry

    3
    T1012

    Virtualization/Sandbox Evasion

    2
    T1497

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\4774DB4.tmp
      Filesize

      4.6MB

      MD5

      c3029996a9e0af5590fce8eaf6af4961

      SHA1

      08fe161351bc0d4079a70d8a6b4dd382780057c4

      SHA256

      1192e300559b58dcd7659de5a7f89c446370f671b1f54edcc686b335518cdf39

      SHA512

      e15427fa59350b6e91f225f9f0e9913bd8bdcf77291de378fae6bbd99a50952dcbbb7fe5e3ae428a1e93154832ab3b06089b2bd4baaa05411608c86cea5112fd

    • C:\Users\Admin\AppData\Local\Temp\4B61.tmp
      Filesize

      417B

      MD5

      d4dc8f619ac37fb183cb25c0b26a9b0d

      SHA1

      abb1b89e82c2d88eb0b0f5d3cc63d425d7fc1003

      SHA256

      ccaad2629f1bb7d4eb3a409feb3598c893bee800cd9c1bf6f8ef914454c195a7

      SHA512

      0a6e00ab14e2870dc76659c11a30e1fdab61c85bfae6cab609e89bca9c74d13d16f118b8730e0cea5bc39fec8df58e21d9939312e46c81f0069810a0a52a8c2f

    • C:\Users\Admin\AppData\Local\Temp\QM\nb.dll
      Filesize

      4.1MB

      MD5

      2c685c5e7e1aaf03845d273ab5adeb6c

      SHA1

      dae12ddf186d6e8b49a57b49c5a215ad67ec3462

      SHA256

      3143d166f4f7001169ba8d79972e1b8703258e0273252b37671dc433855e2b1d

      SHA512

      dad75b1cd531b7068980d73ae896de39fb5be891979fc58bfbe4d127edb6b40ef7c937ecba18f87db5837571ddeaa901ea55781ed03e623b083a526620a8bf6a

    • C:\Users\Admin\AppData\Local\Temp\cfgdll.dll
      Filesize

      59KB

      MD5

      3f9711ab8cfa0cbbeaeceba7904c8700

      SHA1

      94085220d65eb8c572fb394ab0d19815dcf80680

      SHA256

      517df7f719bcc34ea934868e46c77932768ee77abccc3bccac62bf9bfeed0af5

      SHA512

      e595acdc6b857a6180f88ddb0bd8c50f66bd1768d129e996dcd8934e9462150d041dc79addd2251b933e1a63ccccf03070ecce8ed485ea35622af1c18c60fcc5

    • C:\Users\Admin\AppData\Local\Temp\czrumw.exe
      Filesize

      4.9MB

      MD5

      08806e8294be0d9b355ce68e34f8c986

      SHA1

      aa743df179d75e5cfe291a8e990b026bf8b70d30

      SHA256

      2f02e3d151b686d354b526ef85295d464836752dc1ffdda64404910bcfcde699

      SHA512

      b0c45ba96a477e6096cdc7691fef946520186a82abdf85d0f91b6ce545a8fb95bdd0f51f4b76b7a580f11ab27a648c8466938cef42e7267d60696cdd176732e8

    • C:\Users\Admin\AppData\Local\Temp\czrumw.exe
      Filesize

      4.9MB

      MD5

      6542e60a7a209fee59b519cd277669ee

      SHA1

      f5428688fd661312f297756cdcd824a40d7cbb2b

      SHA256

      d429da9aabc70515869dce6c203fbcc35e11cbee34e0034cb643654053699bf0

      SHA512

      c19c5294869b2e4e49509a08d4a4717da6ae2f8d70e6d9a9626c7a204730830137a633beda27bfa90a7323eee9495b2e410eb95148d37680ef69fd9f5ccc55c3

    • C:\Users\Admin\AppData\Local\Temp\plugin\ND.DLL
      Filesize

      24KB

      MD5

      e29d9a912204844df5306ca3935b1f1c

      SHA1

      19ba6440827ad2ac515aeb6c8700fbb4c896e61c

      SHA256

      3453bb9b4550dd5a51a64c3d2d25f1b49744b05ac740c57f2dd9f89084811318

      SHA512

      9229d5c845eeb36cd293e8d998aca63ed14f41b43d7d11da8682ede4d24853eff19bf0801b8ab055d50c849be7cbf94b890a672d90b55eec5019cebf98925a3a

    • C:\Users\Admin\AppData\Local\Temp\plugin\SYS.DLL
      Filesize

      32KB

      MD5

      18c393dfa1c0f3d2da0f4acdec5d7639

      SHA1

      84f666216085f177bccb8fa94900ba625f7552bc

      SHA256

      3c3599cf74407476a92ce4ee66ed3ce00d0b3ea5326f796c191e6ed0a9a87b3a

      SHA512

      ba61370b69b239754ff8f4e07f456755422667340c9a27bf2ace272b0e90a0818da595b973e90cd9ca4fc502028caef078e16bc7c87b2a6a8fa465141f54b3b4

    • C:\Users\Admin\AppData\Local\Temp\plugin\SYS.ini
      Filesize

      1KB

      MD5

      09c6b26d1e0ff380321f586473d81098

      SHA1

      261ba0c9c3ddf3c9e8715ead3628212d2859bcba

      SHA256

      bc8eaa229e13a93be3bef498443182eb5d97551fbc5fcb1208d014b56161588f

      SHA512

      7700e2ab0c38f7b1a3190843f603b572f7952e4a3567855fbaf2f1085f7e5b4fcdaa97e9195a43299594a5c3b31d15232cb66d9c59a4231cc83487663ded832c

    • C:\Users\Admin\AppData\Roaming\mymacro\qdisp.dll
      Filesize

      43KB

      MD5

      7171bc500507f070355c8903e0ea6d3d

      SHA1

      073d479fdbd1f2af5d494e90b950098be63dee75

      SHA256

      3e02f67604dcc1f9e2f107e3dc04f9dcdc59431b2a9323838b61c427c63b997c

      SHA512

      a8162de29e73f7a198ab7b592c393c8b39e42d5f6649efeca300a90dd7c70178fca1cfcd1f721588dcff296d5245f9ebfa289c6525c7e8621c8eef3e77787622

    • memory/4584-312-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-331-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-6-0x0000000000401000-0x00000000005F0000-memory.dmp
      Filesize

      1.9MB

    • memory/4584-301-0x0000000007760000-0x0000000007C8E000-memory.dmp
      Filesize

      5.2MB

    • memory/4584-302-0x0000000007760000-0x0000000007C8E000-memory.dmp
      Filesize

      5.2MB

    • memory/4584-313-0x0000000007760000-0x0000000007C8E000-memory.dmp
      Filesize

      5.2MB

    • memory/4584-4-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-314-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-316-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-317-0x0000000000401000-0x00000000005F0000-memory.dmp
      Filesize

      1.9MB

    • memory/4584-318-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-47-0x0000000005D60000-0x0000000005D6F000-memory.dmp
      Filesize

      60KB

    • memory/4584-332-0x0000000007760000-0x0000000007C8E000-memory.dmp
      Filesize

      5.2MB

    • memory/4584-333-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-335-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-337-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-339-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-341-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-343-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-345-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-347-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-349-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-351-0x0000000000400000-0x0000000000994000-memory.dmp
      Filesize

      5.6MB

    • memory/4584-352-0x0000000007760000-0x0000000007C8E000-memory.dmp
      Filesize

      5.2MB