Overview

overview

10

Static

static

10

LockBit30/Build.bat

windows7-x64

1

LockBit30/Build.bat

windows10-2004-x64

1

LockBit30/builder.exe

windows7-x64

1

LockBit30/builder.exe

windows10-2004-x64

1

LockBit30/keygen.exe

windows7-x64

1

LockBit30/keygen.exe

windows10-2004-x64

1

Analysis

  • max time kernel
    91s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-09-2022 11:22

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General

  • Target

    LockBit30/Build.bat

  • Size

    741B

  • MD5

    4e46e28b2e61643f6af70a8b19e5cb1f

  • SHA1

    804a1d0c4a280b18e778e4b97f85562fa6d5a4e6

  • SHA256

    8e83a1727696ced618289f79674b97305d88beeeabf46bd25fc77ac53c1ae339

  • SHA512

    009b17b515ff0ea612e54d8751eef07f1e2b54db07e6cd69a95e7adf775f3c79a0ea91bff2fe593f2314807fdc00c75d80f1807b7dbe90f0fcf94607e675047b

Score
1/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\LockBit30\Build.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1048
    • C:\Users\Admin\AppData\Local\Temp\LockBit30\keygen.exe
      keygen -path C:\Users\Admin\AppData\Local\Temp\LockBit30\Build -pubkey pub.key -privkey priv.key
      2⤵
        PID:544
      • C:\Users\Admin\AppData\Local\Temp\LockBit30\builder.exe
        builder -type dec -privkey C:\Users\Admin\AppData\Local\Temp\LockBit30\Build\priv.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\LockBit30\Build\LB3Decryptor.exe
        2⤵
          PID:2880
        • C:\Users\Admin\AppData\Local\Temp\LockBit30\builder.exe
          builder -type enc -exe -pubkey C:\Users\Admin\AppData\Local\Temp\LockBit30\Build\pub.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\LockBit30\Build\LB3.exe
          2⤵
            PID:3544
          • C:\Users\Admin\AppData\Local\Temp\LockBit30\builder.exe
            builder -type enc -exe -pass -pubkey C:\Users\Admin\AppData\Local\Temp\LockBit30\Build\pub.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\LockBit30\Build\LB3_pass.exe
            2⤵
              PID:3700
            • C:\Users\Admin\AppData\Local\Temp\LockBit30\builder.exe
              builder -type enc -dll -pubkey C:\Users\Admin\AppData\Local\Temp\LockBit30\Build\pub.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\LockBit30\Build\LB3_Rundll32.dll
              2⤵
                PID:2396
              • C:\Users\Admin\AppData\Local\Temp\LockBit30\builder.exe
                builder -type enc -dll -pass -pubkey C:\Users\Admin\AppData\Local\Temp\LockBit30\Build\pub.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\LockBit30\Build\LB3_Rundll32_pass.dll
                2⤵
                  PID:928
                • C:\Users\Admin\AppData\Local\Temp\LockBit30\builder.exe
                  builder -type enc -ref -pubkey C:\Users\Admin\AppData\Local\Temp\LockBit30\Build\pub.key -config config.json -ofile C:\Users\Admin\AppData\Local\Temp\LockBit30\Build\LB3_ReflectiveDll_DllMain.dll
                  2⤵
                    PID:1192

                Network

                MITRE ATT&CK Matrix

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Temp\LockBit30\Build\priv.key
                  Filesize

                  344B

                  MD5

                  541840b9aa47d7ef280341dfc8b2b198

                  SHA1

                  85e00aceba01b8c228077d97a0caf609164f7e12

                  SHA256

                  e2b26a978fff7d59e087e349d5a6ddbd876836e330df8e7c37712b8b61089f8e

                  SHA512

                  d1be3dc2cdf0dfdd8eda00d3fcd08fae4c73b93e92c59076d4cc8202a75bca44d813aa14064f49beb4b97d08d379097bdf3cfa132d50ab7524dbd23ea9be9919

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                • C:\Users\Admin\AppData\Local\Temp\LockBit30\Build\pub.key
                  Filesize

                  344B

                  MD5

                  873c164483e5d8940b729ac007d74608

                  SHA1

                  b990d25092038d6c9ec61e0e52b26f4c5b2d6e3a

                  SHA256

                  c9de6238ba7eee2486ff6eee3fc860be669b6dba5297bf4a3fc368f020967013

                  SHA512

                  66897fd2f1cd97bdfab39c7b4c3e35fb4fd845bd2a824660d4a90f0a3f430465266fc25e4f1233b72f8c88246eb1c326806aeeedabee2c0afa6babbd046fb857

                  Download Submit