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Analysis

  • max time kernel
    141s
  • 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
    06/05/2023, 21:00

General

  • Target

    251a3e306621ec02865c2871a4e666531c49b9c6e16fac078a5fbe46eee08a4c.exe

  • Size

    1.2MB

  • MD5

    58806eb7b40570803bfd19fe66ae01bf

  • SHA1

    cf1b3c766ed2e82363c1c0ca73d1bbd361f9a131

  • SHA256

    251a3e306621ec02865c2871a4e666531c49b9c6e16fac078a5fbe46eee08a4c

  • SHA512

    4f98854223ebbbeefccc31b97b3c34268c2217977ecbf6a299937710c472bdef4cff7480226ac25f5063127bb2a06245ba993f3f7f3342013b33d5eeb96579f3

  • SSDEEP

    24576:Fc9RstFRHwzmMZlFXCTYaOo2QduHmp8tagFhXskm:FcQrSmdcpOdp/gX

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\251a3e306621ec02865c2871a4e666531c49b9c6e16fac078a5fbe46eee08a4c.exe
    "C:\Users\Admin\AppData\Local\Temp\251a3e306621ec02865c2871a4e666531c49b9c6e16fac078a5fbe46eee08a4c.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2868
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qv264349.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qv264349.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4680
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\gv434705.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\gv434705.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1400
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\137239924.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\137239924.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2388
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2388 -s 1080
            5⤵
            • Program crash
            PID:2580
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\217307972.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\217307972.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:2468
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2388 -ip 2388
    1⤵
      PID:4768

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qv264349.exe

      Filesize

      763KB

      MD5

      0e3a87f5fbde6985aa586bb53da140d8

      SHA1

      f87d70a6bf68b017be78540cbceb35d9cf3267e8

      SHA256

      d13043c44eca8a7eb2415dc218d87a5d9b561783ff92d215dfb248b38d20b423

      SHA512

      52ec3ad56b9e3edb497ad4f2fd916162fbf35020b9c8931f31dff6e374ea505d42144a4ddb8e77214d2a562f3d15ea58bf091ca612826975cbcac72db1ae251c

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qv264349.exe

      Filesize

      763KB

      MD5

      0e3a87f5fbde6985aa586bb53da140d8

      SHA1

      f87d70a6bf68b017be78540cbceb35d9cf3267e8

      SHA256

      d13043c44eca8a7eb2415dc218d87a5d9b561783ff92d215dfb248b38d20b423

      SHA512

      52ec3ad56b9e3edb497ad4f2fd916162fbf35020b9c8931f31dff6e374ea505d42144a4ddb8e77214d2a562f3d15ea58bf091ca612826975cbcac72db1ae251c

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\gv434705.exe

      Filesize

      592KB

      MD5

      dbf7b7943e0bbfbfe2ff3081429310c2

      SHA1

      4633b71d0234283b80e9cd8cf3ae8a638866b8d0

      SHA256

      93394041a467699908ec68b26301930ab36f0bf0164bde2a1b195f6c9b919d2d

      SHA512

      884eb3bd5c1cca47c47406ff2834129ee971b2480659450bb775b39cdf3a7ade843e2a359ab5b76bd7bd04877698c1fa58df484daa80a6433e0757d3ac4f803e

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\gv434705.exe

      Filesize

      592KB

      MD5

      dbf7b7943e0bbfbfe2ff3081429310c2

      SHA1

      4633b71d0234283b80e9cd8cf3ae8a638866b8d0

      SHA256

      93394041a467699908ec68b26301930ab36f0bf0164bde2a1b195f6c9b919d2d

      SHA512

      884eb3bd5c1cca47c47406ff2834129ee971b2480659450bb775b39cdf3a7ade843e2a359ab5b76bd7bd04877698c1fa58df484daa80a6433e0757d3ac4f803e

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\137239924.exe

      Filesize

      376KB

      MD5

      808c6015ca73ae5171c3cb969a156c6b

      SHA1

      3ab3439a5c48623a248166eed4f20e73437b2e36

      SHA256

      bb8e0f54593b23da5b272eb1734b6eec66f09d07b2699162f8e77b73094346fc

      SHA512

      a1821b2168460260a28aeb0b881be02e264f4abbf8ef3800f3ac442da72667bfb3406b6941ceea92e86a50e764f0e882c3d767766ed88ac71c34809002ca6483

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\137239924.exe

      Filesize

      376KB

      MD5

      808c6015ca73ae5171c3cb969a156c6b

      SHA1

      3ab3439a5c48623a248166eed4f20e73437b2e36

      SHA256

      bb8e0f54593b23da5b272eb1734b6eec66f09d07b2699162f8e77b73094346fc

      SHA512

      a1821b2168460260a28aeb0b881be02e264f4abbf8ef3800f3ac442da72667bfb3406b6941ceea92e86a50e764f0e882c3d767766ed88ac71c34809002ca6483

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\217307972.exe

      Filesize

      459KB

      MD5

      28c9569fdfa17a87ada4d354430339f8

      SHA1

      d14414d275ead078c603ff60c08ce452475d3c5a

      SHA256

      3640ff98e63f79701d453338015bb2053e359016fb7e0d82b681b751adae04b1

      SHA512

      354bf9c17a39487f5d3125eb7aff5735f9fe7eb5a926d78f21ce5d0f7ee532da15b0b231151b772a2b6f79707e3eb21f77968a98ce59c31179ea62dac82d1610

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\217307972.exe

      Filesize

      459KB

      MD5

      28c9569fdfa17a87ada4d354430339f8

      SHA1

      d14414d275ead078c603ff60c08ce452475d3c5a

      SHA256

      3640ff98e63f79701d453338015bb2053e359016fb7e0d82b681b751adae04b1

      SHA512

      354bf9c17a39487f5d3125eb7aff5735f9fe7eb5a926d78f21ce5d0f7ee532da15b0b231151b772a2b6f79707e3eb21f77968a98ce59c31179ea62dac82d1610

    • memory/2388-194-0x0000000004F70000-0x0000000004F80000-memory.dmp

      Filesize

      64KB

    • memory/2388-196-0x0000000000400000-0x0000000000803000-memory.dmp

      Filesize

      4.0MB

    • memory/2388-160-0x0000000004F70000-0x0000000004F80000-memory.dmp

      Filesize

      64KB

    • memory/2388-161-0x0000000004F70000-0x0000000004F80000-memory.dmp

      Filesize

      64KB

    • memory/2388-162-0x0000000002940000-0x0000000002952000-memory.dmp

      Filesize

      72KB

    • memory/2388-163-0x0000000002940000-0x0000000002952000-memory.dmp

      Filesize

      72KB

    • memory/2388-165-0x0000000002940000-0x0000000002952000-memory.dmp

      Filesize

      72KB

    • memory/2388-167-0x0000000002940000-0x0000000002952000-memory.dmp

      Filesize

      72KB

    • memory/2388-169-0x0000000002940000-0x0000000002952000-memory.dmp

      Filesize

      72KB

    • memory/2388-171-0x0000000002940000-0x0000000002952000-memory.dmp

      Filesize

      72KB

    • memory/2388-173-0x0000000002940000-0x0000000002952000-memory.dmp

      Filesize

      72KB

    • memory/2388-175-0x0000000002940000-0x0000000002952000-memory.dmp

      Filesize

      72KB

    • memory/2388-179-0x0000000002940000-0x0000000002952000-memory.dmp

      Filesize

      72KB

    • memory/2388-183-0x0000000002940000-0x0000000002952000-memory.dmp

      Filesize

      72KB

    • memory/2388-181-0x0000000002940000-0x0000000002952000-memory.dmp

      Filesize

      72KB

    • memory/2388-177-0x0000000002940000-0x0000000002952000-memory.dmp

      Filesize

      72KB

    • memory/2388-185-0x0000000002940000-0x0000000002952000-memory.dmp

      Filesize

      72KB

    • memory/2388-187-0x0000000002940000-0x0000000002952000-memory.dmp

      Filesize

      72KB

    • memory/2388-189-0x0000000002940000-0x0000000002952000-memory.dmp

      Filesize

      72KB

    • memory/2388-159-0x0000000004F70000-0x0000000004F80000-memory.dmp

      Filesize

      64KB

    • memory/2388-157-0x0000000004F80000-0x0000000005524000-memory.dmp

      Filesize

      5.6MB

    • memory/2388-192-0x0000000000400000-0x0000000000803000-memory.dmp

      Filesize

      4.0MB

    • memory/2388-193-0x0000000004F70000-0x0000000004F80000-memory.dmp

      Filesize

      64KB

    • memory/2388-158-0x00000000009E0000-0x0000000000A0D000-memory.dmp

      Filesize

      180KB

    • memory/2468-205-0x0000000004E30000-0x0000000004E40000-memory.dmp

      Filesize

      64KB

    • memory/2468-225-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-1008-0x0000000004E30000-0x0000000004E40000-memory.dmp

      Filesize

      64KB

    • memory/2468-202-0x0000000000940000-0x0000000000986000-memory.dmp

      Filesize

      280KB

    • memory/2468-203-0x0000000004E30000-0x0000000004E40000-memory.dmp

      Filesize

      64KB

    • memory/2468-1007-0x0000000004E30000-0x0000000004E40000-memory.dmp

      Filesize

      64KB

    • memory/2468-206-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-204-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-207-0x0000000004E30000-0x0000000004E40000-memory.dmp

      Filesize

      64KB

    • memory/2468-209-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-211-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-213-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-215-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-217-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-219-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-221-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-223-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-1006-0x0000000004E30000-0x0000000004E40000-memory.dmp

      Filesize

      64KB

    • memory/2468-227-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-229-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-231-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-233-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-235-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-237-0x0000000004DD0000-0x0000000004E05000-memory.dmp

      Filesize

      212KB

    • memory/2468-998-0x00000000078B0000-0x0000000007EC8000-memory.dmp

      Filesize

      6.1MB

    • memory/2468-999-0x0000000007F70000-0x0000000007F82000-memory.dmp

      Filesize

      72KB

    • memory/2468-1000-0x0000000007F90000-0x000000000809A000-memory.dmp

      Filesize

      1.0MB

    • memory/2468-1001-0x00000000080B0000-0x00000000080EC000-memory.dmp

      Filesize

      240KB

    • memory/2468-1002-0x0000000004E30000-0x0000000004E40000-memory.dmp

      Filesize

      64KB

    • memory/2468-1005-0x0000000004E30000-0x0000000004E40000-memory.dmp

      Filesize

      64KB

    • memory/2868-134-0x00000000027C0000-0x00000000028C6000-memory.dmp

      Filesize

      1.0MB

    • memory/2868-190-0x0000000000400000-0x00000000008E0000-memory.dmp

      Filesize

      4.9MB

    • memory/2868-191-0x00000000027C0000-0x00000000028C6000-memory.dmp

      Filesize

      1.0MB