Analysis

  • max time kernel
    151s
  • max time network
    156s
  • 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, 21:31

General

  • Target

    3fc8226ca34e50ee384183f405981bfc6efa706a145feebc56385af6bc86e150.exe

  • Size

    1.2MB

  • MD5

    aaf108d297fe35a5576b3583d451d82f

  • SHA1

    8dc5f1e3626821e8da6d1e2b451b0be1803f834c

  • SHA256

    3fc8226ca34e50ee384183f405981bfc6efa706a145feebc56385af6bc86e150

  • SHA512

    c37beb49c164b554c12ac2e4d5506c1b68bd9f492601d9b285bf9804f0c46deb5fcd17e9b3025f5bda7451ee0072b8ba2fd53dc925bef5888882f4d86c6e121c

  • SSDEEP

    24576:r0zwEbpelsnjkyfxpcP7kJxnSnF83PRiGBgy3rIgBQzbypT6bg6gO:r0zNUYjkCcPoJgK3ss+y4bN

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\3fc8226ca34e50ee384183f405981bfc6efa706a145feebc56385af6bc86e150.exe
    "C:\Users\Admin\AppData\Local\Temp\3fc8226ca34e50ee384183f405981bfc6efa706a145feebc56385af6bc86e150.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4360
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xW437664.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xW437664.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:368
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\be231436.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\be231436.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4512
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\150960642.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\150960642.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2020
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2020 -s 1080
            5⤵
            • Program crash
            PID:972
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\211336502.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\211336502.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:1676
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2020 -ip 2020
    1⤵
      PID:4364

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xW437664.exe

            Filesize

            762KB

            MD5

            f06e39167486fc96f3eeb3ac7407b38b

            SHA1

            f330a5b7b428a395615b8f95c30107e1ab039b7e

            SHA256

            39a59c9411b604de582b4d0defd8af49451ed7bb019e4eb8bf66fee6250edcd8

            SHA512

            4b97f8d7443c6a4b193940f31673283e11b0751fd2594d5485ee1f26985651d3e32bd7cde6ade4150c804aa5c79faaffdbf5cf51ac7a4b0b3c592e3aa13c6048

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xW437664.exe

            Filesize

            762KB

            MD5

            f06e39167486fc96f3eeb3ac7407b38b

            SHA1

            f330a5b7b428a395615b8f95c30107e1ab039b7e

            SHA256

            39a59c9411b604de582b4d0defd8af49451ed7bb019e4eb8bf66fee6250edcd8

            SHA512

            4b97f8d7443c6a4b193940f31673283e11b0751fd2594d5485ee1f26985651d3e32bd7cde6ade4150c804aa5c79faaffdbf5cf51ac7a4b0b3c592e3aa13c6048

          • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\be231436.exe

            Filesize

            591KB

            MD5

            b5d38b0b9fec4b6c942b149c0e893bbd

            SHA1

            2707e6fac8b5cf387d9fdcc489c9e9f3116c5ee0

            SHA256

            dfb7f1f7c6de8988f69b12dbcc4c9bf2ddb8ddaec696fe86a0be556ca94daadd

            SHA512

            4cbc1419c027daf6a762506c2d83d769758663c0ebbef8a7b1ea04facc20b2dea2774a31996779a06f61231480e1817d19f1b78831459830e960a38eaa6d151e

          • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\be231436.exe

            Filesize

            591KB

            MD5

            b5d38b0b9fec4b6c942b149c0e893bbd

            SHA1

            2707e6fac8b5cf387d9fdcc489c9e9f3116c5ee0

            SHA256

            dfb7f1f7c6de8988f69b12dbcc4c9bf2ddb8ddaec696fe86a0be556ca94daadd

            SHA512

            4cbc1419c027daf6a762506c2d83d769758663c0ebbef8a7b1ea04facc20b2dea2774a31996779a06f61231480e1817d19f1b78831459830e960a38eaa6d151e

          • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\150960642.exe

            Filesize

            376KB

            MD5

            16143c4bd073fcf8abd2525f982c6190

            SHA1

            549358b2aa895b77df17f1d9fd597ed5b2798478

            SHA256

            14f7f92ecee0d34d1f2d355ecd7c1f45e0c5ed9bb2d2446260f042a9e330bbc9

            SHA512

            0c4d29781074baacd9d75299020938b68058ae91a78217cb07764d3d047af9171ba5f1630da15184c45dd6f20ea0872fdfcc68e6c4a49274eca5d11fe62bd497

          • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\150960642.exe

            Filesize

            376KB

            MD5

            16143c4bd073fcf8abd2525f982c6190

            SHA1

            549358b2aa895b77df17f1d9fd597ed5b2798478

            SHA256

            14f7f92ecee0d34d1f2d355ecd7c1f45e0c5ed9bb2d2446260f042a9e330bbc9

            SHA512

            0c4d29781074baacd9d75299020938b68058ae91a78217cb07764d3d047af9171ba5f1630da15184c45dd6f20ea0872fdfcc68e6c4a49274eca5d11fe62bd497

          • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\211336502.exe

            Filesize

            459KB

            MD5

            2186dc864e1223afb8e92fe85dc5c4ce

            SHA1

            ee85f66eb3a79d8e1791aebc68ca8992d82ac0c8

            SHA256

            566d0becdc1909aebbb4db85776e196fc0bd50a704f6731286852881723b5b78

            SHA512

            544dfeb63e25fe4dcd761bd653d18bd5fedb3eb24923a99f06415c28cc2f6297e644952f67b824c3a5ba5222afa640166d6e4f019da89e9c9ed469699c977cfa

          • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\211336502.exe

            Filesize

            459KB

            MD5

            2186dc864e1223afb8e92fe85dc5c4ce

            SHA1

            ee85f66eb3a79d8e1791aebc68ca8992d82ac0c8

            SHA256

            566d0becdc1909aebbb4db85776e196fc0bd50a704f6731286852881723b5b78

            SHA512

            544dfeb63e25fe4dcd761bd653d18bd5fedb3eb24923a99f06415c28cc2f6297e644952f67b824c3a5ba5222afa640166d6e4f019da89e9c9ed469699c977cfa

          • memory/1676-233-0x0000000004E30000-0x0000000004E40000-memory.dmp

            Filesize

            64KB

          • memory/1676-224-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-1003-0x0000000004E30000-0x0000000004E40000-memory.dmp

            Filesize

            64KB

          • memory/1676-1000-0x0000000004E30000-0x0000000004E40000-memory.dmp

            Filesize

            64KB

          • memory/1676-999-0x00000000080B0000-0x00000000080EC000-memory.dmp

            Filesize

            240KB

          • memory/1676-998-0x0000000007F90000-0x000000000809A000-memory.dmp

            Filesize

            1.0MB

          • memory/1676-997-0x0000000007F70000-0x0000000007F82000-memory.dmp

            Filesize

            72KB

          • memory/1676-996-0x00000000078B0000-0x0000000007EC8000-memory.dmp

            Filesize

            6.1MB

          • memory/1676-236-0x0000000004E30000-0x0000000004E40000-memory.dmp

            Filesize

            64KB

          • memory/1676-231-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-208-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-232-0x0000000004E30000-0x0000000004E40000-memory.dmp

            Filesize

            64KB

          • memory/1676-230-0x0000000000940000-0x0000000000986000-memory.dmp

            Filesize

            280KB

          • memory/1676-228-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-226-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-1002-0x0000000004E30000-0x0000000004E40000-memory.dmp

            Filesize

            64KB

          • memory/1676-222-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-220-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-218-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-216-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-214-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-212-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-210-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-1004-0x0000000004E30000-0x0000000004E40000-memory.dmp

            Filesize

            64KB

          • memory/1676-1006-0x0000000004E30000-0x0000000004E40000-memory.dmp

            Filesize

            64KB

          • memory/1676-200-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-199-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-202-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-204-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/1676-206-0x0000000004DD0000-0x0000000004E05000-memory.dmp

            Filesize

            212KB

          • memory/2020-167-0x0000000002920000-0x0000000002932000-memory.dmp

            Filesize

            72KB

          • memory/2020-173-0x0000000002920000-0x0000000002932000-memory.dmp

            Filesize

            72KB

          • memory/2020-192-0x0000000004F90000-0x0000000004FA0000-memory.dmp

            Filesize

            64KB

          • memory/2020-191-0x0000000000400000-0x0000000000803000-memory.dmp

            Filesize

            4.0MB

          • memory/2020-157-0x0000000000810000-0x000000000083D000-memory.dmp

            Filesize

            180KB

          • memory/2020-189-0x0000000002920000-0x0000000002932000-memory.dmp

            Filesize

            72KB

          • memory/2020-187-0x0000000002920000-0x0000000002932000-memory.dmp

            Filesize

            72KB

          • memory/2020-185-0x0000000002920000-0x0000000002932000-memory.dmp

            Filesize

            72KB

          • memory/2020-183-0x0000000002920000-0x0000000002932000-memory.dmp

            Filesize

            72KB

          • memory/2020-181-0x0000000002920000-0x0000000002932000-memory.dmp

            Filesize

            72KB

          • memory/2020-179-0x0000000002920000-0x0000000002932000-memory.dmp

            Filesize

            72KB

          • memory/2020-177-0x0000000002920000-0x0000000002932000-memory.dmp

            Filesize

            72KB

          • memory/2020-175-0x0000000002920000-0x0000000002932000-memory.dmp

            Filesize

            72KB

          • memory/2020-194-0x0000000000400000-0x0000000000803000-memory.dmp

            Filesize

            4.0MB

          • memory/2020-171-0x0000000002920000-0x0000000002932000-memory.dmp

            Filesize

            72KB

          • memory/2020-169-0x0000000002920000-0x0000000002932000-memory.dmp

            Filesize

            72KB

          • memory/2020-158-0x0000000004F90000-0x0000000004FA0000-memory.dmp

            Filesize

            64KB

          • memory/2020-165-0x0000000002920000-0x0000000002932000-memory.dmp

            Filesize

            72KB

          • memory/2020-163-0x0000000002920000-0x0000000002932000-memory.dmp

            Filesize

            72KB

          • memory/2020-162-0x0000000002920000-0x0000000002932000-memory.dmp

            Filesize

            72KB

          • memory/2020-161-0x0000000004FA0000-0x0000000005544000-memory.dmp

            Filesize

            5.6MB

          • memory/2020-160-0x0000000004F90000-0x0000000004FA0000-memory.dmp

            Filesize

            64KB

          • memory/2020-159-0x0000000004F90000-0x0000000004FA0000-memory.dmp

            Filesize

            64KB

          • memory/4360-138-0x0000000002690000-0x0000000002796000-memory.dmp

            Filesize

            1.0MB

          • memory/4360-190-0x0000000000400000-0x00000000008DF000-memory.dmp

            Filesize

            4.9MB