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Analysis

  • max time kernel
    162s
  • max time network
    180s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/05/2023, 21:14

General

  • Target

    316eac77dfb6520892a2787a72001f83f8cebdaaadc9bb39f9058e8b99a4e3d0.exe

  • Size

    1.0MB

  • MD5

    438a99de93dea04c083f50de928807db

  • SHA1

    c6665d2fd216da99a73f45295ec9bbfffd2c1a95

  • SHA256

    316eac77dfb6520892a2787a72001f83f8cebdaaadc9bb39f9058e8b99a4e3d0

  • SHA512

    60ef8c12be3974ccfd42e858df7ea03ffc8b6a663f89ed4263f40810143355dbe0ac4d7302a8ee7ab9ef62790622225edd36714d23afef3f7176962135783b3f

  • SSDEEP

    24576:gcIu58c6Od3W36hmxGaKc1HIcf0ErjxO+TtR1N2VRDrcG3:gmZ6Od3WqFaKc1Hh8ErdOWR1N2fDrc

Malware Config

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 4 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\316eac77dfb6520892a2787a72001f83f8cebdaaadc9bb39f9058e8b99a4e3d0.exe
    "C:\Users\Admin\AppData\Local\Temp\316eac77dfb6520892a2787a72001f83f8cebdaaadc9bb39f9058e8b99a4e3d0.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2136
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Ir478252.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Ir478252.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4208
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\yl554725.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\yl554725.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4608
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\195540110.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\195540110.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1400
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1400 -s 1048
            5⤵
            • Program crash
            PID:4488
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\253376046.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\253376046.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:2688
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1400 -ip 1400
    1⤵
      PID:1972

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Ir478252.exe

      Filesize

      722KB

      MD5

      c0bc7316fd819601d708c897608b26c6

      SHA1

      f721c9a7faacfd369cebb60173867de506074dac

      SHA256

      13e2a41142ce65a43e2335ff5d6ceb921386681703dee6430bb744be57ce44a3

      SHA512

      218df128bcc962f025e88af6198af3ab0ce990f904545688761c26e09c6be9ac4c5bc9cf0ea0f403b50fe46c986f01d0b1e4cf8f20371482e06030bc2c766b2f

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Ir478252.exe

      Filesize

      722KB

      MD5

      c0bc7316fd819601d708c897608b26c6

      SHA1

      f721c9a7faacfd369cebb60173867de506074dac

      SHA256

      13e2a41142ce65a43e2335ff5d6ceb921386681703dee6430bb744be57ce44a3

      SHA512

      218df128bcc962f025e88af6198af3ab0ce990f904545688761c26e09c6be9ac4c5bc9cf0ea0f403b50fe46c986f01d0b1e4cf8f20371482e06030bc2c766b2f

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\yl554725.exe

      Filesize

      550KB

      MD5

      bfe2caae559bf72efbb475d3ab2eb534

      SHA1

      d43efcdbf4c805b5fe83f05a17157ca8ef71ce0f

      SHA256

      e8200687e65472b42df2008b06e066c5b5235a8826c7e7fde8880aa43c77b8e6

      SHA512

      44afab2b2b51673b3cdd840a29f8f442dc0e7c1b11b8e2baad7b41e2fc0ab39901e6e4dc4556b31c0ca31dd73f0ab105262cdb88620fa5cd1c6af7242336fd59

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\yl554725.exe

      Filesize

      550KB

      MD5

      bfe2caae559bf72efbb475d3ab2eb534

      SHA1

      d43efcdbf4c805b5fe83f05a17157ca8ef71ce0f

      SHA256

      e8200687e65472b42df2008b06e066c5b5235a8826c7e7fde8880aa43c77b8e6

      SHA512

      44afab2b2b51673b3cdd840a29f8f442dc0e7c1b11b8e2baad7b41e2fc0ab39901e6e4dc4556b31c0ca31dd73f0ab105262cdb88620fa5cd1c6af7242336fd59

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\195540110.exe

      Filesize

      278KB

      MD5

      807f1064228e96917a18eb2b806aa900

      SHA1

      8500f8dcd597b017e367d72efae9d8b9244a7093

      SHA256

      383ccb981b1265f4481cae6abb6c24089dd151a8cfb65152e7a7f0c1165b4c8f

      SHA512

      6a23d9812dfb5f5e08fd6d6122956eeea45d1669f68d91d7d5cade856a8d31c2a4a53c92dd6dbd7f30d731cdd73c1ad1ff0fadef516101c7b3f7dfa389913023

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\195540110.exe

      Filesize

      278KB

      MD5

      807f1064228e96917a18eb2b806aa900

      SHA1

      8500f8dcd597b017e367d72efae9d8b9244a7093

      SHA256

      383ccb981b1265f4481cae6abb6c24089dd151a8cfb65152e7a7f0c1165b4c8f

      SHA512

      6a23d9812dfb5f5e08fd6d6122956eeea45d1669f68d91d7d5cade856a8d31c2a4a53c92dd6dbd7f30d731cdd73c1ad1ff0fadef516101c7b3f7dfa389913023

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\253376046.exe

      Filesize

      361KB

      MD5

      47cbac6f9d0f549de8092df98638a52d

      SHA1

      8caa2a355b7992e107b5a574bcf09fbeb7771df6

      SHA256

      fa7929ebc04e83ce66306d03a33f8b48c47bc7654dd8cf2c2ff83b54629b2dab

      SHA512

      7c4dcccb0bf79499f1315ec7e0f736a7670fcc63a5035cf2fa18f13c9a969cd5036daa33667453d9fce385b8b1914a5f26377c69f02254800459ff63d5483ae1

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\253376046.exe

      Filesize

      361KB

      MD5

      47cbac6f9d0f549de8092df98638a52d

      SHA1

      8caa2a355b7992e107b5a574bcf09fbeb7771df6

      SHA256

      fa7929ebc04e83ce66306d03a33f8b48c47bc7654dd8cf2c2ff83b54629b2dab

      SHA512

      7c4dcccb0bf79499f1315ec7e0f736a7670fcc63a5035cf2fa18f13c9a969cd5036daa33667453d9fce385b8b1914a5f26377c69f02254800459ff63d5483ae1

    • memory/1400-195-0x0000000007400000-0x0000000007410000-memory.dmp

      Filesize

      64KB

    • memory/1400-159-0x0000000000400000-0x0000000002BAF000-memory.dmp

      Filesize

      39.7MB

    • memory/1400-161-0x0000000007400000-0x0000000007410000-memory.dmp

      Filesize

      64KB

    • memory/1400-162-0x0000000007410000-0x00000000079B4000-memory.dmp

      Filesize

      5.6MB

    • memory/1400-163-0x0000000007400000-0x0000000007410000-memory.dmp

      Filesize

      64KB

    • memory/1400-164-0x0000000007400000-0x0000000007410000-memory.dmp

      Filesize

      64KB

    • memory/1400-166-0x0000000000400000-0x0000000002BAF000-memory.dmp

      Filesize

      39.7MB

    • memory/1400-167-0x0000000004E10000-0x0000000004E22000-memory.dmp

      Filesize

      72KB

    • memory/1400-168-0x0000000004E10000-0x0000000004E22000-memory.dmp

      Filesize

      72KB

    • memory/1400-170-0x0000000004E10000-0x0000000004E22000-memory.dmp

      Filesize

      72KB

    • memory/1400-172-0x0000000004E10000-0x0000000004E22000-memory.dmp

      Filesize

      72KB

    • memory/1400-174-0x0000000004E10000-0x0000000004E22000-memory.dmp

      Filesize

      72KB

    • memory/1400-176-0x0000000004E10000-0x0000000004E22000-memory.dmp

      Filesize

      72KB

    • memory/1400-178-0x0000000004E10000-0x0000000004E22000-memory.dmp

      Filesize

      72KB

    • memory/1400-180-0x0000000004E10000-0x0000000004E22000-memory.dmp

      Filesize

      72KB

    • memory/1400-182-0x0000000004E10000-0x0000000004E22000-memory.dmp

      Filesize

      72KB

    • memory/1400-184-0x0000000004E10000-0x0000000004E22000-memory.dmp

      Filesize

      72KB

    • memory/1400-186-0x0000000004E10000-0x0000000004E22000-memory.dmp

      Filesize

      72KB

    • memory/1400-188-0x0000000004E10000-0x0000000004E22000-memory.dmp

      Filesize

      72KB

    • memory/1400-190-0x0000000004E10000-0x0000000004E22000-memory.dmp

      Filesize

      72KB

    • memory/1400-192-0x0000000004E10000-0x0000000004E22000-memory.dmp

      Filesize

      72KB

    • memory/1400-194-0x0000000004E10000-0x0000000004E22000-memory.dmp

      Filesize

      72KB

    • memory/1400-158-0x0000000002CB0000-0x0000000002CDD000-memory.dmp

      Filesize

      180KB

    • memory/1400-196-0x0000000007400000-0x0000000007410000-memory.dmp

      Filesize

      64KB

    • memory/1400-197-0x0000000007400000-0x0000000007410000-memory.dmp

      Filesize

      64KB

    • memory/1400-202-0x0000000000400000-0x0000000002BAF000-memory.dmp

      Filesize

      39.7MB

    • memory/2136-157-0x0000000000400000-0x0000000002C73000-memory.dmp

      Filesize

      40.4MB

    • memory/2136-152-0x0000000004BE0000-0x0000000004CCC000-memory.dmp

      Filesize

      944KB

    • memory/2688-231-0x0000000007780000-0x00000000077B5000-memory.dmp

      Filesize

      212KB

    • memory/2688-1011-0x0000000007080000-0x0000000007090000-memory.dmp

      Filesize

      64KB

    • memory/2688-213-0x0000000007780000-0x00000000077B5000-memory.dmp

      Filesize

      212KB

    • memory/2688-215-0x0000000007780000-0x00000000077B5000-memory.dmp

      Filesize

      212KB

    • memory/2688-217-0x0000000007780000-0x00000000077B5000-memory.dmp

      Filesize

      212KB

    • memory/2688-219-0x0000000007780000-0x00000000077B5000-memory.dmp

      Filesize

      212KB

    • memory/2688-221-0x0000000007780000-0x00000000077B5000-memory.dmp

      Filesize

      212KB

    • memory/2688-223-0x0000000007780000-0x00000000077B5000-memory.dmp

      Filesize

      212KB

    • memory/2688-227-0x0000000007780000-0x00000000077B5000-memory.dmp

      Filesize

      212KB

    • memory/2688-225-0x0000000007780000-0x00000000077B5000-memory.dmp

      Filesize

      212KB

    • memory/2688-229-0x0000000007780000-0x00000000077B5000-memory.dmp

      Filesize

      212KB

    • memory/2688-210-0x0000000007780000-0x00000000077B5000-memory.dmp

      Filesize

      212KB

    • memory/2688-211-0x0000000007780000-0x00000000077B5000-memory.dmp

      Filesize

      212KB

    • memory/2688-287-0x0000000007080000-0x0000000007090000-memory.dmp

      Filesize

      64KB

    • memory/2688-233-0x0000000007780000-0x00000000077B5000-memory.dmp

      Filesize

      212KB

    • memory/2688-285-0x0000000007080000-0x0000000007090000-memory.dmp

      Filesize

      64KB

    • memory/2688-289-0x0000000007080000-0x0000000007090000-memory.dmp

      Filesize

      64KB

    • memory/2688-1006-0x0000000009C80000-0x000000000A298000-memory.dmp

      Filesize

      6.1MB

    • memory/2688-1008-0x000000000A320000-0x000000000A332000-memory.dmp

      Filesize

      72KB

    • memory/2688-1009-0x000000000A340000-0x000000000A44A000-memory.dmp

      Filesize

      1.0MB

    • memory/2688-1010-0x000000000A460000-0x000000000A49C000-memory.dmp

      Filesize

      240KB

    • memory/2688-283-0x0000000002BD0000-0x0000000002C16000-memory.dmp

      Filesize

      280KB

    • memory/2688-1013-0x0000000007080000-0x0000000007090000-memory.dmp

      Filesize

      64KB

    • memory/2688-1014-0x0000000007080000-0x0000000007090000-memory.dmp

      Filesize

      64KB

    • memory/2688-1016-0x0000000007080000-0x0000000007090000-memory.dmp

      Filesize

      64KB