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Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/05/2023, 18:47

General

  • Target

    a3fa82924044e101e9afaed43d9fd6dc242a12fabbb60296cd8f231846578566.exe

  • Size

    1.5MB

  • MD5

    c1ad9354ae7e8a733f9c12643554ed1c

  • SHA1

    419dc90e728e5fea52f28e5c5541873cb83b136f

  • SHA256

    a3fa82924044e101e9afaed43d9fd6dc242a12fabbb60296cd8f231846578566

  • SHA512

    109e3090fb032c1ddd96ca705932b6fa73209a642fb5fada0b27ab9ede394f5b17bde4874da844f96456c8f53b590fa221b393692c671eb11c8c80734a64cb4d

  • SSDEEP

    49152:wL7b0i7Re4pCcKBuQeTZNxAbkOSqfnuATv0:2b0V4p/26T6bjPu7

Malware Config

Extracted

Family

redline

Botnet

maxbi

C2

185.161.248.73:4164

Attributes
  • auth_value

    6aa7dba884fe45693dfa04c91440daef

Signatures

  • Detects Redline Stealer samples 1 IoCs

    This rule detects the presence of Redline Stealer samples based on their unique strings.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • Executes dropped EXE 6 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 10 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a3fa82924044e101e9afaed43d9fd6dc242a12fabbb60296cd8f231846578566.exe
    "C:\Users\Admin\AppData\Local\Temp\a3fa82924044e101e9afaed43d9fd6dc242a12fabbb60296cd8f231846578566.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3032
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i43563383.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i43563383.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4140
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i92901856.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i92901856.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4144
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i21401076.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i21401076.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:3744
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i79422272.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i79422272.exe
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Suspicious use of WriteProcessMemory
            PID:3208
            • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a39708225.exe
              C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a39708225.exe
              6⤵
              • Modifies Windows Defender Real-time Protection settings
              • Executes dropped EXE
              • Windows security modification
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:4788
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 4788 -s 1080
                7⤵
                • Program crash
                PID:3720
            • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b18039794.exe
              C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b18039794.exe
              6⤵
              • Executes dropped EXE
              PID:820
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4788 -ip 4788
    1⤵
      PID:3984

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i43563383.exe

      Filesize

      1.3MB

      MD5

      1049b71526da4f679e60d53958472768

      SHA1

      6a92628cb148e682e96ee5a6824286a60e57e51b

      SHA256

      3bde7e66af20ab6d60e2314755ad36e899d77d9357d7968fcc5cb14aec2d229e

      SHA512

      b0b8e0d206a3ab5f501c02a04efe73fa37ed816e9266bbc33cf3a3aa7bf87fb751bdee5ffe09646a0d77fa92ef28a78666f55a728ce3af7514e7f3f171a7ce5b

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i43563383.exe

      Filesize

      1.3MB

      MD5

      1049b71526da4f679e60d53958472768

      SHA1

      6a92628cb148e682e96ee5a6824286a60e57e51b

      SHA256

      3bde7e66af20ab6d60e2314755ad36e899d77d9357d7968fcc5cb14aec2d229e

      SHA512

      b0b8e0d206a3ab5f501c02a04efe73fa37ed816e9266bbc33cf3a3aa7bf87fb751bdee5ffe09646a0d77fa92ef28a78666f55a728ce3af7514e7f3f171a7ce5b

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i92901856.exe

      Filesize

      1.1MB

      MD5

      6b38f9ba29e5815bb99ba009be3cc19b

      SHA1

      6e0039d9c066d1a29768b3d83332c56e1bc864cd

      SHA256

      99dc05110c1f3ef72e261e8463b24e15087980113d9d802edfb65f6004e02d36

      SHA512

      c57ad22461e96ba5389cec2571c5fd2439e9a2c354fbb03133de04a3e98cc1c26449652597c21d7adbeb4b0468adccf9c9389db4834a2192bd581fbd4322fdb2

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i92901856.exe

      Filesize

      1.1MB

      MD5

      6b38f9ba29e5815bb99ba009be3cc19b

      SHA1

      6e0039d9c066d1a29768b3d83332c56e1bc864cd

      SHA256

      99dc05110c1f3ef72e261e8463b24e15087980113d9d802edfb65f6004e02d36

      SHA512

      c57ad22461e96ba5389cec2571c5fd2439e9a2c354fbb03133de04a3e98cc1c26449652597c21d7adbeb4b0468adccf9c9389db4834a2192bd581fbd4322fdb2

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i21401076.exe

      Filesize

      689KB

      MD5

      4e2299e4dd9fd58c43808722e29a2da6

      SHA1

      7dece19734acb8593549c3484a3860efed6e4221

      SHA256

      4c5fe6919a40d712f3a120dbed893e5d72f46f1c9d12c2f06ff73a4ba4161718

      SHA512

      3dbced9c44f9f5b8408cb108d90fdca59c5ad6e8850de8be8c6dea4ccd37f781559b26273c354ba871740b32a2ad699fa364cf3b8547585e8367d6598e7a068d

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i21401076.exe

      Filesize

      689KB

      MD5

      4e2299e4dd9fd58c43808722e29a2da6

      SHA1

      7dece19734acb8593549c3484a3860efed6e4221

      SHA256

      4c5fe6919a40d712f3a120dbed893e5d72f46f1c9d12c2f06ff73a4ba4161718

      SHA512

      3dbced9c44f9f5b8408cb108d90fdca59c5ad6e8850de8be8c6dea4ccd37f781559b26273c354ba871740b32a2ad699fa364cf3b8547585e8367d6598e7a068d

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i79422272.exe

      Filesize

      409KB

      MD5

      bb636b14520a4e9e518281eedf024543

      SHA1

      85672560f8bab56472978f49ef99645b3324ea5b

      SHA256

      fef6618411f88cf0b60095eeb8ed23ab8b30f9c29becd204a840a5aa755cf2bb

      SHA512

      bae2c44f845d066072faf7dd394e4d46daf6d5718ca15cead47bdab1f457d5a36ba97fab3959a105664296310415dc7bc849c433adbc418d3faa2ddd18821e61

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i79422272.exe

      Filesize

      409KB

      MD5

      bb636b14520a4e9e518281eedf024543

      SHA1

      85672560f8bab56472978f49ef99645b3324ea5b

      SHA256

      fef6618411f88cf0b60095eeb8ed23ab8b30f9c29becd204a840a5aa755cf2bb

      SHA512

      bae2c44f845d066072faf7dd394e4d46daf6d5718ca15cead47bdab1f457d5a36ba97fab3959a105664296310415dc7bc849c433adbc418d3faa2ddd18821e61

    • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a39708225.exe

      Filesize

      347KB

      MD5

      664f7b6be3f83e162cf6b2b6743f8721

      SHA1

      5f43504d69b62c0abbc4f7ec5e7a9fd8d22a1d0b

      SHA256

      067c3658e4e6eec911e451c61885370a205ab20ad024a80ab987d6272cff81e8

      SHA512

      e9d347c07cb81a0f32d6e8039091bc21b43ec75ab62a23c58889bfb4b50f452b1377ba18fa404c1868014b4f3335c3e86bdf2cd26d3ad2ecc0dba3fb97f01c59

    • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a39708225.exe

      Filesize

      347KB

      MD5

      664f7b6be3f83e162cf6b2b6743f8721

      SHA1

      5f43504d69b62c0abbc4f7ec5e7a9fd8d22a1d0b

      SHA256

      067c3658e4e6eec911e451c61885370a205ab20ad024a80ab987d6272cff81e8

      SHA512

      e9d347c07cb81a0f32d6e8039091bc21b43ec75ab62a23c58889bfb4b50f452b1377ba18fa404c1868014b4f3335c3e86bdf2cd26d3ad2ecc0dba3fb97f01c59

    • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b18039794.exe

      Filesize

      168KB

      MD5

      9e474affcd271db2f33d4f37931356c1

      SHA1

      116b666c3baa969edf72deb40aca5b13e075d8ee

      SHA256

      97c3c79a4170a86bc6d8acf2939f010297850d0c99b0b96ccf3868f06a99cfd1

      SHA512

      71f6aa482b48d7718b052ed4d0ecb68b84d4bc8da2fb6f1ce56dd067bcf638e2bf40cf6d23194e84853f74cc82bc64e5cf7d9e6b0341b49a6ca93d8c51dd02e0

    • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b18039794.exe

      Filesize

      168KB

      MD5

      9e474affcd271db2f33d4f37931356c1

      SHA1

      116b666c3baa969edf72deb40aca5b13e075d8ee

      SHA256

      97c3c79a4170a86bc6d8acf2939f010297850d0c99b0b96ccf3868f06a99cfd1

      SHA512

      71f6aa482b48d7718b052ed4d0ecb68b84d4bc8da2fb6f1ce56dd067bcf638e2bf40cf6d23194e84853f74cc82bc64e5cf7d9e6b0341b49a6ca93d8c51dd02e0

    • memory/820-216-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

      Filesize

      64KB

    • memory/820-215-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

      Filesize

      64KB

    • memory/820-214-0x000000000A180000-0x000000000A1BC000-memory.dmp

      Filesize

      240KB

    • memory/820-213-0x000000000A160000-0x000000000A172000-memory.dmp

      Filesize

      72KB

    • memory/820-212-0x000000000A270000-0x000000000A37A000-memory.dmp

      Filesize

      1.0MB

    • memory/820-211-0x000000000A780000-0x000000000AD98000-memory.dmp

      Filesize

      6.1MB

    • memory/820-210-0x00000000002A0000-0x00000000002D0000-memory.dmp

      Filesize

      192KB

    • memory/4788-184-0x00000000026C0000-0x00000000026D2000-memory.dmp

      Filesize

      72KB

    • memory/4788-202-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

      Filesize

      64KB

    • memory/4788-186-0x00000000026C0000-0x00000000026D2000-memory.dmp

      Filesize

      72KB

    • memory/4788-188-0x00000000026C0000-0x00000000026D2000-memory.dmp

      Filesize

      72KB

    • memory/4788-190-0x00000000026C0000-0x00000000026D2000-memory.dmp

      Filesize

      72KB

    • memory/4788-192-0x00000000026C0000-0x00000000026D2000-memory.dmp

      Filesize

      72KB

    • memory/4788-194-0x00000000026C0000-0x00000000026D2000-memory.dmp

      Filesize

      72KB

    • memory/4788-196-0x00000000026C0000-0x00000000026D2000-memory.dmp

      Filesize

      72KB

    • memory/4788-198-0x00000000026C0000-0x00000000026D2000-memory.dmp

      Filesize

      72KB

    • memory/4788-200-0x00000000026C0000-0x00000000026D2000-memory.dmp

      Filesize

      72KB

    • memory/4788-201-0x0000000000400000-0x000000000046A000-memory.dmp

      Filesize

      424KB

    • memory/4788-182-0x00000000026C0000-0x00000000026D2000-memory.dmp

      Filesize

      72KB

    • memory/4788-203-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

      Filesize

      64KB

    • memory/4788-204-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

      Filesize

      64KB

    • memory/4788-206-0x0000000000400000-0x000000000046A000-memory.dmp

      Filesize

      424KB

    • memory/4788-180-0x00000000026C0000-0x00000000026D2000-memory.dmp

      Filesize

      72KB

    • memory/4788-174-0x00000000026C0000-0x00000000026D2000-memory.dmp

      Filesize

      72KB

    • memory/4788-176-0x00000000026C0000-0x00000000026D2000-memory.dmp

      Filesize

      72KB

    • memory/4788-178-0x00000000026C0000-0x00000000026D2000-memory.dmp

      Filesize

      72KB

    • memory/4788-173-0x00000000026C0000-0x00000000026D2000-memory.dmp

      Filesize

      72KB

    • memory/4788-172-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

      Filesize

      64KB

    • memory/4788-171-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

      Filesize

      64KB

    • memory/4788-170-0x0000000000510000-0x000000000053D000-memory.dmp

      Filesize

      180KB

    • memory/4788-169-0x0000000004EB0000-0x0000000005454000-memory.dmp

      Filesize

      5.6MB