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Analysis

  • max time kernel
    178s
  • max time network
    197s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    08/05/2022, 22:42

General

  • Target

    edca4bfaa09985c54732f8a0d1023d6a3f8b6665e905ac82ec3f583c67a5c669.exe

  • Size

    2.9MB

  • MD5

    012f0b24edc0229cde14c6ea38f25044

  • SHA1

    ae5143c5744f9cd4d97b0df86911b6fcf740214e

  • SHA256

    edca4bfaa09985c54732f8a0d1023d6a3f8b6665e905ac82ec3f583c67a5c669

  • SHA512

    ff94a226ffdeda9ac2860cca28152d9e0367f39e61e152186b76292b479091dcb03503eb92f732b5dd25db1b873d9068e262cd0f7522bda8e7ba91c43a926c7e

Malware Config

Signatures

  • LoaderBot

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

  • Detected Stratum cryptominer command

    Looks to be attempting to contact Stratum mining pool.

  • LoaderBot executable 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Cryptocurrency Miner

    Makes network request to known mining pool URL.

  • Drops startup file 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 13 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\edca4bfaa09985c54732f8a0d1023d6a3f8b6665e905ac82ec3f583c67a5c669.exe
    "C:\Users\Admin\AppData\Local\Temp\edca4bfaa09985c54732f8a0d1023d6a3f8b6665e905ac82ec3f583c67a5c669.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:4216
    • C:\Users\Admin\AppData\Roaming\1337\launch64.exe
      "C:\Users\Admin\AppData\Roaming\1337\launch64.exe"
      2⤵
      • Executes dropped EXE
      PID:312
    • C:\Users\Admin\AppData\Roaming\1337\Miner Asazello Soft.exe
      "C:\Users\Admin\AppData\Roaming\1337\Miner Asazello Soft.exe"
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4608
      • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe
        "C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o stratum+tcp://xmr.pool.minergate.com:45700 -u [email protected] -p x -k -v=0 --donate-level=1 -t 1
        3⤵
        • Executes dropped EXE
        PID:4480
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -u -p 4480 -s 364
          4⤵
          • Program crash
          PID:3080
      • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe
        "C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o stratum+tcp://xmr.pool.minergate.com:45700 -u [email protected] -p x -k -v=0 --donate-level=1 -t 1
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1880
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 440 -p 4480 -ip 4480
    1⤵
      PID:1884

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\nsu134B.tmp\System.dll

      Filesize

      11KB

      MD5

      2ae993a2ffec0c137eb51c8832691bcb

      SHA1

      98e0b37b7c14890f8a599f35678af5e9435906e1

      SHA256

      681382f3134de5c6272a49dd13651c8c201b89c247b471191496e7335702fa59

      SHA512

      2501371eb09c01746119305ba080f3b8c41e64535ff09cee4f51322530366d0bd5322ea5290a466356598027e6cda8ab360caef62dcaf560d630742e2dd9bcd9

    • C:\Users\Admin\AppData\Roaming\1337\Miner Asazello Soft.exe

      Filesize

      3.1MB

      MD5

      7567e0843e8dba94e2cef2c8950d2142

      SHA1

      a15622d460ea78774c64fc4861855b1a4f15d856

      SHA256

      0a00cd6b0b16daeb30e89fad8af9ca56deaebe174e2ae49c71950ca1b05af26c

      SHA512

      0fd88b2dfbcad30010a1d4123e29a91d6c8f5c2d32a9a9657320dfb589a60dac0175c62328db67d46418e6f895e6d5a8c3e85da61d4bf2e78c58281607a2297e

    • C:\Users\Admin\AppData\Roaming\1337\Miner Asazello Soft.exe

      Filesize

      3.1MB

      MD5

      7567e0843e8dba94e2cef2c8950d2142

      SHA1

      a15622d460ea78774c64fc4861855b1a4f15d856

      SHA256

      0a00cd6b0b16daeb30e89fad8af9ca56deaebe174e2ae49c71950ca1b05af26c

      SHA512

      0fd88b2dfbcad30010a1d4123e29a91d6c8f5c2d32a9a9657320dfb589a60dac0175c62328db67d46418e6f895e6d5a8c3e85da61d4bf2e78c58281607a2297e

    • C:\Users\Admin\AppData\Roaming\1337\launch64.exe

      Filesize

      5KB

      MD5

      c4058a8f14764847f3b6d80ec64216ce

      SHA1

      8701b828da7b599e6e883200d33d3004e4bbf5df

      SHA256

      dc1c764312aeef02b69bf71ceddcbee2525a776c910a1346a85c81db7a082c62

      SHA512

      4608dedb3ba910b7a7df9d55ea7e2752f92c58df6d43e61fe299e5b7856012cf3ffb9fe780b7988d0e18f57abdd0502fc64334d2a97815991f502e45b63ea23b

    • C:\Users\Admin\AppData\Roaming\1337\launch64.exe

      Filesize

      5KB

      MD5

      c4058a8f14764847f3b6d80ec64216ce

      SHA1

      8701b828da7b599e6e883200d33d3004e4bbf5df

      SHA256

      dc1c764312aeef02b69bf71ceddcbee2525a776c910a1346a85c81db7a082c62

      SHA512

      4608dedb3ba910b7a7df9d55ea7e2752f92c58df6d43e61fe299e5b7856012cf3ffb9fe780b7988d0e18f57abdd0502fc64334d2a97815991f502e45b63ea23b

    • 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/4480-142-0x00000000001D0000-0x00000000001E4000-memory.dmp

      Filesize

      80KB

    • memory/4608-137-0x00000000009E0000-0x00000000011F6000-memory.dmp

      Filesize

      8.1MB

    • memory/4608-138-0x0000000006430000-0x0000000006496000-memory.dmp

      Filesize

      408KB