Analysis

  • max time kernel
    8s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 13:46

General

  • Target

    b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe

  • Size

    131KB

  • MD5

    c4f79edc4498c5570495bb36fc942134

  • SHA1

    00046b588252502480e8e708a22d25ae1d9b05fa

  • SHA256

    b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09

  • SHA512

    07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef

Malware Config

Extracted

Family

blacknet

Version

v3.5 Public

Botnet

HacKed

C2

http://finalb.xyz/NiggaNet

Mutex

BN[RqfcWolJ-7232457]

Attributes
  • antivm

    true

  • elevate_uac

    false

  • install_name

    WindowsUpdate.exe

  • splitter

    |BN|

  • start_name

    df7427b5e05183e625345c3c37ef31c0

  • startup

    true

  • usb_spread

    true

aes.plain

Signatures

  • BlackNET

    BlackNET is an open source remote access tool written in VB.NET.

  • BlackNET Payload 11 IoCs
  • Contains code to disable Windows Defender 11 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 50 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
    "C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:3624
    • C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe"
      2⤵
        PID:1896
      • C:\Users\Admin\AppData\Local\Temp\svchosts.exe
        "C:\Users\Admin\AppData\Local\Temp\svchosts.exe"
        2⤵
          PID:884
          • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
            "C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"
            3⤵
              PID:2672
            • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
              "C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"
              3⤵
                PID:3372
              • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                "C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"
                3⤵
                  PID:4528
                • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                  "C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"
                  3⤵
                    PID:212
                  • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                    "C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"
                    3⤵
                      PID:888
                    • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                      "C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"
                      3⤵
                        PID:3808
                      • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                        "C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"
                        3⤵
                          PID:2440
                        • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                          "C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"
                          3⤵
                            PID:4876
                          • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                            "C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"
                            3⤵
                              PID:1284

                        Network

                        MITRE ATT&CK Matrix ATT&CK v6

                        Persistence

                        Registry Run Keys / Startup Folder

                        1
                        T1060

                        Defense Evasion

                        Modify Registry

                        1
                        T1112

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0\UsageLogs\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe.log
                          Filesize

                          866B

                          MD5

                          d7d09fe4ff702ba9f25d5f48923708b6

                          SHA1

                          85ce2b7a1c9a4c3252fc9f471cf13ad50ad2cf65

                          SHA256

                          ae5b9b53869ba7b6bf99b07cb09c9ce9ff11d4abbbb626570390f9fba4f6f462

                          SHA512

                          500a313cc36a23302763d6957516640c981da2fbab691c8b66518f5b0051e25dfb1b09449efff526eab707fa1be36ef9362286869c82b3800e42d2d8287ef1cf

                        • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                          Filesize

                          131KB

                          MD5

                          c4f79edc4498c5570495bb36fc942134

                          SHA1

                          00046b588252502480e8e708a22d25ae1d9b05fa

                          SHA256

                          b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09

                          SHA512

                          07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef

                        • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                          Filesize

                          131KB

                          MD5

                          c4f79edc4498c5570495bb36fc942134

                          SHA1

                          00046b588252502480e8e708a22d25ae1d9b05fa

                          SHA256

                          b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09

                          SHA512

                          07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef

                        • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                          Filesize

                          131KB

                          MD5

                          c4f79edc4498c5570495bb36fc942134

                          SHA1

                          00046b588252502480e8e708a22d25ae1d9b05fa

                          SHA256

                          b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09

                          SHA512

                          07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef

                        • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                          Filesize

                          131KB

                          MD5

                          c4f79edc4498c5570495bb36fc942134

                          SHA1

                          00046b588252502480e8e708a22d25ae1d9b05fa

                          SHA256

                          b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09

                          SHA512

                          07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef

                        • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                          Filesize

                          131KB

                          MD5

                          c4f79edc4498c5570495bb36fc942134

                          SHA1

                          00046b588252502480e8e708a22d25ae1d9b05fa

                          SHA256

                          b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09

                          SHA512

                          07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef

                        • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                          Filesize

                          131KB

                          MD5

                          c4f79edc4498c5570495bb36fc942134

                          SHA1

                          00046b588252502480e8e708a22d25ae1d9b05fa

                          SHA256

                          b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09

                          SHA512

                          07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef

                        • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                          Filesize

                          131KB

                          MD5

                          c4f79edc4498c5570495bb36fc942134

                          SHA1

                          00046b588252502480e8e708a22d25ae1d9b05fa

                          SHA256

                          b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09

                          SHA512

                          07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef

                        • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                          Filesize

                          131KB

                          MD5

                          c4f79edc4498c5570495bb36fc942134

                          SHA1

                          00046b588252502480e8e708a22d25ae1d9b05fa

                          SHA256

                          b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09

                          SHA512

                          07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef

                        • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
                          Filesize

                          131KB

                          MD5

                          c4f79edc4498c5570495bb36fc942134

                          SHA1

                          00046b588252502480e8e708a22d25ae1d9b05fa

                          SHA256

                          b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09

                          SHA512

                          07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef

                        • C:\Users\Admin\AppData\Local\Temp\svchosts.exe
                          Filesize

                          17KB

                          MD5

                          89dd6e72358a669b7d6e2348307a7af7

                          SHA1

                          0db348f3c6114a45d71f4d218e0e088b71c7bb0a

                          SHA256

                          ad34794058212006ae974fcc6a0242598e6d020f08044439e3512773cd402b7e

                          SHA512

                          93b8a47686d7491281a0809b138a6244a535302ba0d6b2146849e9888632c72b6223ae8eb7a24f1006aaf57ab947a8f43719cff4837df559e7bf42f52c63856b

                        • C:\Users\Admin\AppData\Local\Temp\svchosts.exe
                          Filesize

                          17KB

                          MD5

                          89dd6e72358a669b7d6e2348307a7af7

                          SHA1

                          0db348f3c6114a45d71f4d218e0e088b71c7bb0a

                          SHA256

                          ad34794058212006ae974fcc6a0242598e6d020f08044439e3512773cd402b7e

                          SHA512

                          93b8a47686d7491281a0809b138a6244a535302ba0d6b2146849e9888632c72b6223ae8eb7a24f1006aaf57ab947a8f43719cff4837df559e7bf42f52c63856b

                        • C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe
                          Filesize

                          131KB

                          MD5

                          c4f79edc4498c5570495bb36fc942134

                          SHA1

                          00046b588252502480e8e708a22d25ae1d9b05fa

                          SHA256

                          b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09

                          SHA512

                          07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef

                        • C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe
                          Filesize

                          131KB

                          MD5

                          c4f79edc4498c5570495bb36fc942134

                          SHA1

                          00046b588252502480e8e708a22d25ae1d9b05fa

                          SHA256

                          b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09

                          SHA512

                          07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef

                        • memory/212-157-0x00000000009AA000-0x00000000009AF000-memory.dmp
                          Filesize

                          20KB

                        • memory/212-156-0x00007FFC78720000-0x00007FFC79156000-memory.dmp
                          Filesize

                          10.2MB

                        • memory/212-154-0x0000000000000000-mapping.dmp
                        • memory/884-136-0x0000000000000000-mapping.dmp
                        • memory/884-139-0x00007FFC78720000-0x00007FFC79156000-memory.dmp
                          Filesize

                          10.2MB

                        • memory/888-160-0x00007FFC78720000-0x00007FFC79156000-memory.dmp
                          Filesize

                          10.2MB

                        • memory/888-161-0x00000000010AA000-0x00000000010AF000-memory.dmp
                          Filesize

                          20KB

                        • memory/888-158-0x0000000000000000-mapping.dmp
                        • memory/1284-174-0x0000000000000000-mapping.dmp
                        • memory/1284-176-0x00007FFC78720000-0x00007FFC79156000-memory.dmp
                          Filesize

                          10.2MB

                        • memory/1896-140-0x000000000158A000-0x000000000158F000-memory.dmp
                          Filesize

                          20KB

                        • memory/1896-132-0x0000000000000000-mapping.dmp
                        • memory/1896-135-0x00007FFC78720000-0x00007FFC79156000-memory.dmp
                          Filesize

                          10.2MB

                        • memory/2440-166-0x0000000000000000-mapping.dmp
                        • memory/2440-168-0x00007FFC78720000-0x00007FFC79156000-memory.dmp
                          Filesize

                          10.2MB

                        • memory/2440-169-0x000000000177A000-0x000000000177F000-memory.dmp
                          Filesize

                          20KB

                        • memory/2672-141-0x0000000000000000-mapping.dmp
                        • memory/2672-144-0x00007FFC78720000-0x00007FFC79156000-memory.dmp
                          Filesize

                          10.2MB

                        • memory/2672-145-0x0000000000A9A000-0x0000000000A9F000-memory.dmp
                          Filesize

                          20KB

                        • memory/3372-148-0x00007FFC78720000-0x00007FFC79156000-memory.dmp
                          Filesize

                          10.2MB

                        • memory/3372-146-0x0000000000000000-mapping.dmp
                        • memory/3372-149-0x0000000000C4A000-0x0000000000C4F000-memory.dmp
                          Filesize

                          20KB

                        • memory/3624-131-0x000000000180A000-0x000000000180F000-memory.dmp
                          Filesize

                          20KB

                        • memory/3624-130-0x00007FFC78720000-0x00007FFC79156000-memory.dmp
                          Filesize

                          10.2MB

                        • memory/3808-165-0x000000000115A000-0x000000000115F000-memory.dmp
                          Filesize

                          20KB

                        • memory/3808-164-0x00007FFC78720000-0x00007FFC79156000-memory.dmp
                          Filesize

                          10.2MB

                        • memory/3808-162-0x0000000000000000-mapping.dmp
                        • memory/4528-150-0x0000000000000000-mapping.dmp
                        • memory/4528-153-0x000000000114A000-0x000000000114F000-memory.dmp
                          Filesize

                          20KB

                        • memory/4528-152-0x00007FFC78720000-0x00007FFC79156000-memory.dmp
                          Filesize

                          10.2MB

                        • memory/4876-170-0x0000000000000000-mapping.dmp
                        • memory/4876-172-0x00007FFC78720000-0x00007FFC79156000-memory.dmp
                          Filesize

                          10.2MB

                        • memory/4876-173-0x0000000000F1A000-0x0000000000F1F000-memory.dmp
                          Filesize

                          20KB