Analysis

  • max time kernel
    149s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    29/12/2023, 18:16

General

  • Target

    0036594a2b13d43bfcfbb67c7f13f76c.exe

  • Size

    80KB

  • MD5

    0036594a2b13d43bfcfbb67c7f13f76c

  • SHA1

    f24c31c407508c7f2e118d702595cfc33a6fd973

  • SHA256

    b0830320a40f55729e48c0440a0aa7fd6e1d4c17825f3597d373f7063fcdd722

  • SHA512

    34912b4943e7da89a6ca7637e337405493986e0a815e78c424ee75cc53aa3979b89741ff9b20d0ef10fa2fc0b2e400a2930ce0d57d17dc1dddeb19fa0c0b490d

  • SSDEEP

    1536:+VtjAKqURk0Ex/tIWLSYGc5cmFF+TTdGka2dQe5GrpXLa/:CN1qURFY/RLSO5cmFY9GMdKG/

Malware Config

Signatures

  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 3 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 5 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0036594a2b13d43bfcfbb67c7f13f76c.exe
    "C:\Users\Admin\AppData\Local\Temp\0036594a2b13d43bfcfbb67c7f13f76c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2052
    • C:\Users\Admin\AppData\Local\Temp\Systemzlgtl.exe
      "C:\Users\Admin\AppData\Local\Temp\Systemzlgtl.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:2684

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\fpath.ini

          Filesize

          70B

          MD5

          16fefe70194e000d7f50a97a8a20c0a0

          SHA1

          76739235d70497a1840011bd46302675e937af46

          SHA256

          921ae515b0636af038965a0e2315333e9e0d7d25602f7eab20b3c1a3a02f9c12

          SHA512

          a06018f0d37cb15b1e22765c040608cc8de53c0665cfecd8628dd3e3aa1fad77af2412e3300f731e574875e5d8a52b08d616b5b927ea2df04375b5e36b147928

        • \Users\Admin\AppData\Local\Temp\Systemzlgtl.exe

          Filesize

          80KB

          MD5

          c34449e0881aea39ef3c959f48c12498

          SHA1

          2f685f7d88a8f9778a73163b951f4f4e288e073a

          SHA256

          ffd351937ac6f501018740021790b15a4b3aabacd8497c0ba8e4ac74504bbf09

          SHA512

          8fb3a204f07668a00dce1197e42e5ccaeb3931be63b0795f3e6c70dfae469040ee62c5b6fd2b2289270a3211f7e16b164bdf7afbd123eb6ad1e9843583caec0e

        • memory/2052-0-0x0000000000400000-0x000000000046B000-memory.dmp

          Filesize

          428KB

        • memory/2052-7-0x0000000000400000-0x000000000046B000-memory.dmp

          Filesize

          428KB

        • memory/2052-15-0x0000000003170000-0x00000000031DB000-memory.dmp

          Filesize

          428KB

        • memory/2684-17-0x0000000000400000-0x000000000046B000-memory.dmp

          Filesize

          428KB

        • memory/2684-21-0x0000000000400000-0x000000000046B000-memory.dmp

          Filesize

          428KB