Resubmissions

29-05-2023 02:38

230529-c48faahg6z 10

28-05-2023 22:20

230528-19dpvsgf83 10

Analysis

  • max time kernel
    139s
  • max time network
    303s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-05-2023 02:38

General

  • Target

    a615a2c647bce3b67f43c818a7fd972a653a605efce83b7eb6f38fb374ec8eba.exe

  • Size

    2.7MB

  • MD5

    e7bf9f0c2c1977ddd8e139c13c27be0d

  • SHA1

    e91aff3d9a8c7cef0e9543350864971e4ad93f82

  • SHA256

    a615a2c647bce3b67f43c818a7fd972a653a605efce83b7eb6f38fb374ec8eba

  • SHA512

    d9961824b178944aec2411c1bb29a5ef4b487ce0c251fe381e2841c6abe00f29ecf895ab1baf93e49442af07a14acdcf9d882519d39beb5c4d4902db2db2560f

  • SSDEEP

    49152:552sxwTr/VsoJteujcnqNwelN/z52r7zj9n0cqv/3SYd:55jxa3JteujcncNNQzj9hqXCY

Malware Config

Signatures

  • LoaderBot

    LoaderBot is a loader written in .NET downloading and executing miners.

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • LoaderBot executable 1 IoCs
  • XMRig Miner payload 28 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a615a2c647bce3b67f43c818a7fd972a653a605efce83b7eb6f38fb374ec8eba.exe
    "C:\Users\Admin\AppData\Local\Temp\a615a2c647bce3b67f43c818a7fd972a653a605efce83b7eb6f38fb374ec8eba.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3808
    • C:\Users\Admin\AppData\Local\Temp\a615a2c647bce3b67f43c818a7fd972a653a605efce83b7eb6f38fb374ec8eba.exe
      "{path}"
      2⤵
        PID:1496
      • C:\Users\Admin\AppData\Local\Temp\a615a2c647bce3b67f43c818a7fd972a653a605efce83b7eb6f38fb374ec8eba.exe
        "{path}"
        2⤵
          PID:4220
        • C:\Users\Admin\AppData\Local\Temp\a615a2c647bce3b67f43c818a7fd972a653a605efce83b7eb6f38fb374ec8eba.exe
          "{path}"
          2⤵
          • Checks computer location settings
          • Drops startup file
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: RenamesItself
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2464
          • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe
            "C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o pool.supportxmr.com:3333 -u 427X8guX5JRRGk4v7gRcwK85MwpjCAN7djGqBAbCETdqc5biVY27pePT3Ctx43QMLAdKAaRDF4KW4HiozmdQ7EHrNczdnfM -p x -k -v=0 --donate-level=1 -t 2
            3⤵
            • Executes dropped EXE
            • Suspicious use of AdjustPrivilegeToken
            PID:3704
            • C:\Windows\system32\WerFault.exe
              C:\Windows\system32\WerFault.exe -u -p 3704 -s 616
              4⤵
              • Program crash
              PID:1720
          • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe
            "C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o pool.supportxmr.com:3333 -u 427X8guX5JRRGk4v7gRcwK85MwpjCAN7djGqBAbCETdqc5biVY27pePT3Ctx43QMLAdKAaRDF4KW4HiozmdQ7EHrNczdnfM -p x -k -v=0 --donate-level=1 -t 2
            3⤵
              PID:2936
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -pss -s 408 -p 3704 -ip 3704
          1⤵
            PID:1964

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a615a2c647bce3b67f43c818a7fd972a653a605efce83b7eb6f38fb374ec8eba.exe.log

            Filesize

            1KB

            MD5

            17573558c4e714f606f997e5157afaac

            SHA1

            13e16e9415ceef429aaf124139671ebeca09ed23

            SHA256

            c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

            SHA512

            f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

          • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe

            Filesize

            3.9MB

            MD5

            02569a7a91a71133d4a1023bf32aa6f4

            SHA1

            0f16bcb3f3f085d3d3be912195558e9f9680d574

            SHA256

            8d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0

            SHA512

            534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322

          • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe

            Filesize

            3.9MB

            MD5

            02569a7a91a71133d4a1023bf32aa6f4

            SHA1

            0f16bcb3f3f085d3d3be912195558e9f9680d574

            SHA256

            8d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0

            SHA512

            534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322

          • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe

            Filesize

            3.9MB

            MD5

            02569a7a91a71133d4a1023bf32aa6f4

            SHA1

            0f16bcb3f3f085d3d3be912195558e9f9680d574

            SHA256

            8d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0

            SHA512

            534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322

          • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe

            Filesize

            3.9MB

            MD5

            02569a7a91a71133d4a1023bf32aa6f4

            SHA1

            0f16bcb3f3f085d3d3be912195558e9f9680d574

            SHA256

            8d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0

            SHA512

            534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322

          • memory/2464-162-0x0000000003020000-0x0000000003030000-memory.dmp

            Filesize

            64KB

          • memory/2464-149-0x0000000003020000-0x0000000003030000-memory.dmp

            Filesize

            64KB

          • memory/2464-146-0x00000000058F0000-0x0000000005956000-memory.dmp

            Filesize

            408KB

          • memory/2464-141-0x0000000000400000-0x00000000007FE000-memory.dmp

            Filesize

            4.0MB

          • memory/2936-186-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/2936-183-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/2936-201-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/2936-200-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/2936-199-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/2936-198-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/2936-197-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/2936-196-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/2936-195-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/2936-194-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/2936-193-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/2936-192-0x0000000000530000-0x0000000000550000-memory.dmp

            Filesize

            128KB

          • memory/2936-191-0x0000000000510000-0x0000000000530000-memory.dmp

            Filesize

            128KB

          • memory/2936-190-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/2936-189-0x0000000000530000-0x0000000000550000-memory.dmp

            Filesize

            128KB

          • memory/2936-188-0x0000000000510000-0x0000000000530000-memory.dmp

            Filesize

            128KB

          • memory/2936-187-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/2936-185-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-164-0x0000000000520000-0x0000000000540000-memory.dmp

            Filesize

            128KB

          • memory/3704-181-0x0000000000540000-0x0000000000560000-memory.dmp

            Filesize

            128KB

          • memory/3704-172-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-173-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-174-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-175-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-176-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-177-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-178-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-179-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-180-0x0000000000520000-0x0000000000540000-memory.dmp

            Filesize

            128KB

          • memory/3704-161-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-158-0x00000000004D0000-0x00000000004E4000-memory.dmp

            Filesize

            80KB

          • memory/3704-170-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-169-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-171-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-168-0x0000000000540000-0x0000000000560000-memory.dmp

            Filesize

            128KB

          • memory/3704-167-0x0000000000520000-0x0000000000540000-memory.dmp

            Filesize

            128KB

          • memory/3704-166-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-159-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-165-0x0000000000540000-0x0000000000560000-memory.dmp

            Filesize

            128KB

          • memory/3704-163-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/3704-160-0x00000000004F0000-0x0000000000510000-memory.dmp

            Filesize

            128KB

          • memory/3808-133-0x0000000000980000-0x0000000000C3C000-memory.dmp

            Filesize

            2.7MB

          • memory/3808-135-0x0000000005B80000-0x0000000006124000-memory.dmp

            Filesize

            5.6MB

          • memory/3808-140-0x0000000005470000-0x0000000005480000-memory.dmp

            Filesize

            64KB

          • memory/3808-134-0x0000000005530000-0x00000000055CC000-memory.dmp

            Filesize

            624KB

          • memory/3808-136-0x00000000055D0000-0x0000000005662000-memory.dmp

            Filesize

            584KB

          • memory/3808-137-0x00000000054C0000-0x00000000054CA000-memory.dmp

            Filesize

            40KB

          • memory/3808-138-0x00000000057C0000-0x0000000005816000-memory.dmp

            Filesize

            344KB

          • memory/3808-139-0x0000000005470000-0x0000000005480000-memory.dmp

            Filesize

            64KB