Analysis

  • max time kernel
    195s
  • max time network
    204s
  • 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 21:51

General

  • Target

    7f167b0c6bc901b0c1b227685fc6a4c75abfc899a5d0927598121d3dfee9793a.exe

  • Size

    949KB

  • MD5

    b3059f4b1ddf16a09c5da31ea0484e78

  • SHA1

    7fcf28cfbdc6d04eaf24c1df158a624239edc33b

  • SHA256

    7f167b0c6bc901b0c1b227685fc6a4c75abfc899a5d0927598121d3dfee9793a

  • SHA512

    8d7238c813b7ff0455e696807c89a435a279f6161b95b1e721da11299d6dccef64a3892bdac32b26be885925376f6228770191fd7f55118febaa3ae0d06df747

  • SSDEEP

    24576:6y1ZXdqL88x5NSGGVeDmHlCb4ljfFQX3gX:B1+jNTDmHgbgQX

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 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f167b0c6bc901b0c1b227685fc6a4c75abfc899a5d0927598121d3dfee9793a.exe
    "C:\Users\Admin\AppData\Local\Temp\7f167b0c6bc901b0c1b227685fc6a4c75abfc899a5d0927598121d3dfee9793a.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:5016
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5927813.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5927813.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2784
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x1431807.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x1431807.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:3084
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x0840961.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x0840961.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:1312
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g5832761.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g5832761.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:952
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
              6⤵
                PID:3584
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 540
                  7⤵
                  • Program crash
                  PID:5096
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 952 -s 552
                6⤵
                • Program crash
                PID:4460
            • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h0491623.exe
              C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h0491623.exe
              5⤵
              • Executes dropped EXE
              PID:2908
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3584 -ip 3584
      1⤵
        PID:2780
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 952 -ip 952
        1⤵
          PID:3624

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5927813.exe

          Filesize

          854KB

          MD5

          5545f7bcf7b1c28573e34251b0647a24

          SHA1

          cd4e8743de01d6887db510068df8b823b4abfdd4

          SHA256

          859a644f0ac6bae7ab278254a3f265109b8dd9f3d5547737ba23270cc82daa20

          SHA512

          96175fcdd21ed006f51479464b72a6a35e36d4c241c00528b3f066070356d33987c0b8560a43c96fda5703df898b27e11be5f39df66c0dad4637e28cf2d07151

        • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5927813.exe

          Filesize

          854KB

          MD5

          5545f7bcf7b1c28573e34251b0647a24

          SHA1

          cd4e8743de01d6887db510068df8b823b4abfdd4

          SHA256

          859a644f0ac6bae7ab278254a3f265109b8dd9f3d5547737ba23270cc82daa20

          SHA512

          96175fcdd21ed006f51479464b72a6a35e36d4c241c00528b3f066070356d33987c0b8560a43c96fda5703df898b27e11be5f39df66c0dad4637e28cf2d07151

        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x1431807.exe

          Filesize

          580KB

          MD5

          376eb623ba20f4cd8f18f29be0ac6e3e

          SHA1

          8c5a6003d7abc15cd5becefd63bfc3a4e108385f

          SHA256

          f0993ea4546a2c859b1efe4896f56877352224e345bdb699460f2a346a3d4112

          SHA512

          ec703d99e73e4b3171024005934d3756b5e2b451767434467711481a363ad3661ef9782a54adba2a4168a76794e3735aa61e12e50d909f4451e68ddace3dfee4

        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x1431807.exe

          Filesize

          580KB

          MD5

          376eb623ba20f4cd8f18f29be0ac6e3e

          SHA1

          8c5a6003d7abc15cd5becefd63bfc3a4e108385f

          SHA256

          f0993ea4546a2c859b1efe4896f56877352224e345bdb699460f2a346a3d4112

          SHA512

          ec703d99e73e4b3171024005934d3756b5e2b451767434467711481a363ad3661ef9782a54adba2a4168a76794e3735aa61e12e50d909f4451e68ddace3dfee4

        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x0840961.exe

          Filesize

          404KB

          MD5

          ad2becb5d67f423a730760ab558322ce

          SHA1

          4ae04b3013f692d32dd4ec3f767a0a7a6c274527

          SHA256

          15222d9a77ef32951d54a5d878f9716fe246f32c44af7982e93524c44349331d

          SHA512

          8c9fbb36f2023556c4ab5cb9bda3c16ccf72ba099356ec137f7a6004ff5e21c1fc895f267ce6422fa2ca3ba7728c3e902c35565794307dbd0376c042ea984a2a

        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x0840961.exe

          Filesize

          404KB

          MD5

          ad2becb5d67f423a730760ab558322ce

          SHA1

          4ae04b3013f692d32dd4ec3f767a0a7a6c274527

          SHA256

          15222d9a77ef32951d54a5d878f9716fe246f32c44af7982e93524c44349331d

          SHA512

          8c9fbb36f2023556c4ab5cb9bda3c16ccf72ba099356ec137f7a6004ff5e21c1fc895f267ce6422fa2ca3ba7728c3e902c35565794307dbd0376c042ea984a2a

        • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g5832761.exe

          Filesize

          396KB

          MD5

          a5a1dd4d742b1bf72098cfbcca7ca0b5

          SHA1

          662b9adb8079cb995fc170a639d028214eb78a0e

          SHA256

          437262ac47396684e200f1a5cfdb9d3e8176b8aab1834b8dd639c60323d8b71d

          SHA512

          87c7f903dd1dfc93ed3007f00a99c5d7edd29fd7f76da3ac03bfd528d549b385dd3945fd767f1e38a0b981aeeb83e7b7091ba1ac3ce3cd1fb154ae695b39e2f1

        • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g5832761.exe

          Filesize

          396KB

          MD5

          a5a1dd4d742b1bf72098cfbcca7ca0b5

          SHA1

          662b9adb8079cb995fc170a639d028214eb78a0e

          SHA256

          437262ac47396684e200f1a5cfdb9d3e8176b8aab1834b8dd639c60323d8b71d

          SHA512

          87c7f903dd1dfc93ed3007f00a99c5d7edd29fd7f76da3ac03bfd528d549b385dd3945fd767f1e38a0b981aeeb83e7b7091ba1ac3ce3cd1fb154ae695b39e2f1

        • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h0491623.exe

          Filesize

          175KB

          MD5

          60c4478c9f611a717e3fd4b183d83cf0

          SHA1

          8495f40874cb03c330ca596d8c11ee1491dc9a40

          SHA256

          c66c67b27c470b4eb74f5b1db06a4d414798cea30d47370ae6fb08df03b824f6

          SHA512

          17e332f05abda0e58551b22b09be212918cf0172c4e6f7469cca4a11fc1c8a229f9028805200ad07915cde103644ef473a096fef2c7e5bde1745d8454afe6e0a

        • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h0491623.exe

          Filesize

          175KB

          MD5

          60c4478c9f611a717e3fd4b183d83cf0

          SHA1

          8495f40874cb03c330ca596d8c11ee1491dc9a40

          SHA256

          c66c67b27c470b4eb74f5b1db06a4d414798cea30d47370ae6fb08df03b824f6

          SHA512

          17e332f05abda0e58551b22b09be212918cf0172c4e6f7469cca4a11fc1c8a229f9028805200ad07915cde103644ef473a096fef2c7e5bde1745d8454afe6e0a

        • memory/2908-39-0x0000000005570000-0x0000000005B88000-memory.dmp

          Filesize

          6.1MB

        • memory/2908-40-0x0000000005060000-0x000000000516A000-memory.dmp

          Filesize

          1.0MB

        • memory/2908-46-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/2908-45-0x00000000742B0000-0x0000000074A60000-memory.dmp

          Filesize

          7.7MB

        • memory/2908-37-0x00000000742B0000-0x0000000074A60000-memory.dmp

          Filesize

          7.7MB

        • memory/2908-36-0x00000000004B0000-0x00000000004E0000-memory.dmp

          Filesize

          192KB

        • memory/2908-44-0x0000000005170000-0x00000000051BC000-memory.dmp

          Filesize

          304KB

        • memory/2908-43-0x0000000004FE0000-0x000000000501C000-memory.dmp

          Filesize

          240KB

        • memory/2908-38-0x0000000002790000-0x0000000002796000-memory.dmp

          Filesize

          24KB

        • memory/2908-41-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/2908-42-0x0000000004F80000-0x0000000004F92000-memory.dmp

          Filesize

          72KB

        • memory/3584-29-0x0000000000400000-0x000000000042C000-memory.dmp

          Filesize

          176KB

        • memory/3584-32-0x0000000000400000-0x000000000042C000-memory.dmp

          Filesize

          176KB

        • memory/3584-30-0x0000000000400000-0x000000000042C000-memory.dmp

          Filesize

          176KB

        • memory/3584-28-0x0000000000400000-0x000000000042C000-memory.dmp

          Filesize

          176KB