Analysis

  • max time kernel
    171s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/10/2023, 22:20

General

  • Target

    310fd74e16f6fed06c9824763a2a70884e36ccc86c061df76bd01d2a0480d742.exe

  • Size

    957KB

  • MD5

    3b39f2c6abd924165252890ac7e2fc51

  • SHA1

    d584aebbc558921ee2ca00517fa0ad3bb4351d43

  • SHA256

    310fd74e16f6fed06c9824763a2a70884e36ccc86c061df76bd01d2a0480d742

  • SHA512

    0a88bda1dfdaa5ee43650e409e7e6018cdbd67b8a090a2efb61f036c84a330904f1fdca675e39a88f1f8040ba13c023bd4f5169783dbb94a07bb14514b70bf60

  • SSDEEP

    12288:VMrZy90k04Ni7zT39FS+7eljWXfxJPhliYOO6uihQ8ZZWvdGLb59ij1zkWskGhEc:8yndNozT3i+7m4jht64msvk5Mj1gK+

Malware Config

Extracted

Family

redline

Botnet

tuxiu

C2

77.91.124.82:19071

Attributes
  • auth_value

    29610cdad07e7187eec70685a04b89fe

Signatures

  • RedLine

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

  • RedLine payload 3 IoCs
  • Executes dropped EXE 5 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\310fd74e16f6fed06c9824763a2a70884e36ccc86c061df76bd01d2a0480d742.exe
    "C:\Users\Admin\AppData\Local\Temp\310fd74e16f6fed06c9824763a2a70884e36ccc86c061df76bd01d2a0480d742.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4452
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0640703.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0640703.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2084
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x9953633.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x9953633.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4736
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x5438303.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x5438303.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:2608
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g4867102.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g4867102.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:3220
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
              6⤵
                PID:2808
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                6⤵
                  PID:4128
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                  6⤵
                    PID:4936
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 4936 -s 540
                      7⤵
                      • Program crash
                      PID:3008
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 3220 -s 596
                    6⤵
                    • Program crash
                    PID:3508
                • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h3695331.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h3695331.exe
                  5⤵
                  • Executes dropped EXE
                  PID:4504
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4936 -ip 4936
          1⤵
            PID:2736
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3220 -ip 3220
            1⤵
              PID:5108

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0640703.exe

              Filesize

              855KB

              MD5

              1a32b12421e39e10a60a79d727942144

              SHA1

              14e18aeacb3dbf305a93589e8752f5d7af984fcf

              SHA256

              ded68a6b02db81b37c72472a9c7c2a0f134c68b43d95f379db3833cd65b3254b

              SHA512

              c387c4401781ba6e8f8db519060bf295938d7bb05b00dde0e81fc6a3f21338d4cf18b5858e6df42fe229ada66e40ace68fdf49dbfdb97104be38f65ed41b99c8

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0640703.exe

              Filesize

              855KB

              MD5

              1a32b12421e39e10a60a79d727942144

              SHA1

              14e18aeacb3dbf305a93589e8752f5d7af984fcf

              SHA256

              ded68a6b02db81b37c72472a9c7c2a0f134c68b43d95f379db3833cd65b3254b

              SHA512

              c387c4401781ba6e8f8db519060bf295938d7bb05b00dde0e81fc6a3f21338d4cf18b5858e6df42fe229ada66e40ace68fdf49dbfdb97104be38f65ed41b99c8

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x9953633.exe

              Filesize

              581KB

              MD5

              4701b26bd3e2f75b0f42375523275de0

              SHA1

              05e6b02c2db87e8cedaa4a49fda539517279f45f

              SHA256

              66515c21bb168877c0a5b979ddcf7a3839c3b8c56ad27113820cf29278524dd5

              SHA512

              103df3aca7e198ad3ea0adc9ac339a8a722eb99cf536887bd4ba43e11329d26597577eefb12a17b73e00bfddea2ce9e98d827a326a0e73ac1d3dcf52cd4c4d3f

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x9953633.exe

              Filesize

              581KB

              MD5

              4701b26bd3e2f75b0f42375523275de0

              SHA1

              05e6b02c2db87e8cedaa4a49fda539517279f45f

              SHA256

              66515c21bb168877c0a5b979ddcf7a3839c3b8c56ad27113820cf29278524dd5

              SHA512

              103df3aca7e198ad3ea0adc9ac339a8a722eb99cf536887bd4ba43e11329d26597577eefb12a17b73e00bfddea2ce9e98d827a326a0e73ac1d3dcf52cd4c4d3f

            • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x5438303.exe

              Filesize

              404KB

              MD5

              20b5571c01ff6380ca6abb9dec6b7f82

              SHA1

              d520671cb23928aff2940ea441c29d5885d76234

              SHA256

              4142747123a2bda352e40892ca2b3d7eba4b0ef14f843265756bbcb4aa665129

              SHA512

              184b4ed5bf9dd87b2bfaee33f1f82cc014e841e9a2a9cf2fd3159680f3f13459c538623bad24da00ab4706736c677b9a4b82f4c9bcbb0ceaa17f13ef59b19cae

            • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x5438303.exe

              Filesize

              404KB

              MD5

              20b5571c01ff6380ca6abb9dec6b7f82

              SHA1

              d520671cb23928aff2940ea441c29d5885d76234

              SHA256

              4142747123a2bda352e40892ca2b3d7eba4b0ef14f843265756bbcb4aa665129

              SHA512

              184b4ed5bf9dd87b2bfaee33f1f82cc014e841e9a2a9cf2fd3159680f3f13459c538623bad24da00ab4706736c677b9a4b82f4c9bcbb0ceaa17f13ef59b19cae

            • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g4867102.exe

              Filesize

              396KB

              MD5

              e4310b4f423d984f28a44c5893b81a47

              SHA1

              2914520ea0e0ebc8aefd7b40f0aabf9b3fcaaaa9

              SHA256

              15b4d9ccc8ab4d7a9cf546bfe73925cc3bcc0248db515b8c70d908ad575d5763

              SHA512

              30916bcfde7f548b7aae7fdb202bec1a8ba0340251c3d7463fb4c94253f44faedd8bf8d7c9df416d5c993f38e783edd07b1696cf51b1cdcccdb41572e8dc181f

            • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g4867102.exe

              Filesize

              396KB

              MD5

              e4310b4f423d984f28a44c5893b81a47

              SHA1

              2914520ea0e0ebc8aefd7b40f0aabf9b3fcaaaa9

              SHA256

              15b4d9ccc8ab4d7a9cf546bfe73925cc3bcc0248db515b8c70d908ad575d5763

              SHA512

              30916bcfde7f548b7aae7fdb202bec1a8ba0340251c3d7463fb4c94253f44faedd8bf8d7c9df416d5c993f38e783edd07b1696cf51b1cdcccdb41572e8dc181f

            • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h3695331.exe

              Filesize

              175KB

              MD5

              179fb8c85de05e9c93ec12e688bd4c6c

              SHA1

              936ce16367d130d1a5cf1ffe035fd802aed6e204

              SHA256

              2e86171db7e3ee49cacd53754befd5d3754c8a59cff3cab7744ae285fa4389e6

              SHA512

              1b929179a078c330b6485646773b1bae9fb49b11c8af8f0f13594262997d17a8e46652581f9a73321fd9483682a942f768cdd115a8f9c67551df78ec6740c402

            • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h3695331.exe

              Filesize

              175KB

              MD5

              179fb8c85de05e9c93ec12e688bd4c6c

              SHA1

              936ce16367d130d1a5cf1ffe035fd802aed6e204

              SHA256

              2e86171db7e3ee49cacd53754befd5d3754c8a59cff3cab7744ae285fa4389e6

              SHA512

              1b929179a078c330b6485646773b1bae9fb49b11c8af8f0f13594262997d17a8e46652581f9a73321fd9483682a942f768cdd115a8f9c67551df78ec6740c402

            • memory/4504-39-0x00000000058F0000-0x0000000005F08000-memory.dmp

              Filesize

              6.1MB

            • memory/4504-42-0x0000000005340000-0x0000000005352000-memory.dmp

              Filesize

              72KB

            • memory/4504-46-0x0000000002C80000-0x0000000002C90000-memory.dmp

              Filesize

              64KB

            • memory/4504-45-0x0000000074650000-0x0000000074E00000-memory.dmp

              Filesize

              7.7MB

            • memory/4504-36-0x00000000009B0000-0x00000000009E0000-memory.dmp

              Filesize

              192KB

            • memory/4504-37-0x0000000074650000-0x0000000074E00000-memory.dmp

              Filesize

              7.7MB

            • memory/4504-44-0x0000000005510000-0x000000000555C000-memory.dmp

              Filesize

              304KB

            • memory/4504-40-0x0000000005400000-0x000000000550A000-memory.dmp

              Filesize

              1.0MB

            • memory/4504-38-0x0000000002C60000-0x0000000002C66000-memory.dmp

              Filesize

              24KB

            • memory/4504-41-0x0000000002C80000-0x0000000002C90000-memory.dmp

              Filesize

              64KB

            • memory/4504-43-0x00000000053A0000-0x00000000053DC000-memory.dmp

              Filesize

              240KB

            • memory/4936-29-0x0000000000400000-0x000000000042C000-memory.dmp

              Filesize

              176KB

            • memory/4936-32-0x0000000000400000-0x000000000042C000-memory.dmp

              Filesize

              176KB

            • memory/4936-30-0x0000000000400000-0x000000000042C000-memory.dmp

              Filesize

              176KB

            • memory/4936-28-0x0000000000400000-0x000000000042C000-memory.dmp

              Filesize

              176KB