Analysis

  • max time kernel
    184s
  • max time network
    184s
  • 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 04:57

General

  • Target

    56cc8cdeeabda59063fbc4322d14683b.exe

  • Size

    866KB

  • MD5

    56cc8cdeeabda59063fbc4322d14683b

  • SHA1

    660e4cf2a4ef14190bb3074d33e394fae4db656f

  • SHA256

    194835eb02355f19409d0497e6f5d75d204d9ccf4c5564654c12fd511aa920b4

  • SHA512

    e11c696f0a93b6b80e5bae56341951579069de6e120418c0feffaf13f7cb4252b792474fd7d2720f7501fdb8fdf559a0f99b94853aa0af3206a58ab5795dff5b

  • SSDEEP

    12288:XMrPy90bXyEByJu7akJqSWJrDxDy8ueEqwK9u9qfPCYQgdRBbKihxwLB22z6xE4f:oyWXyE4JuGHDx2eEzeqY9bv86Ycd

Malware Config

Extracted

Family

redline

Botnet

gruha

C2

77.91.124.55:19071

Attributes
  • auth_value

    2f4cf2e668a540e64775b27535cc6892

Signatures

  • Detect Mystic stealer payload 4 IoCs
  • Mystic

    Mystic is an infostealer written in C++.

  • RedLine

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

  • Executes dropped EXE 5 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Program crash 4 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\56cc8cdeeabda59063fbc4322d14683b.exe
    "C:\Users\Admin\AppData\Local\Temp\56cc8cdeeabda59063fbc4322d14683b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4444
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7030480.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7030480.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:440
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z2592487.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z2592487.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2372
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z9338897.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z9338897.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:5100
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\r6150676.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\r6150676.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:2972
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:1760
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 1760 -s 540
                7⤵
                • Program crash
                PID:4404
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 1760 -s 540
                7⤵
                • Program crash
                PID:2904
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2972 -s 136
              6⤵
              • Program crash
              PID:3208
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\s2465443.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\s2465443.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:2120
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
              6⤵
                PID:2740
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 2120 -s 140
                6⤵
                • Program crash
                PID:3308
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1760 -ip 1760
      1⤵
        PID:940
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2972 -ip 2972
        1⤵
          PID:2764
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2120 -ip 2120
          1⤵
            PID:4596

          Network

          MITRE ATT&CK Matrix ATT&CK v13

          Persistence

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Privilege Escalation

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Defense Evasion

          Modify Registry

          1
          T1112

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7030480.exe
            Filesize

            764KB

            MD5

            18dfda6e26072d6f2c64d0aa39f3cb94

            SHA1

            98792c32063bed23a5d81d644cc97d243324cdb3

            SHA256

            edd1ffd17a741f0df65470efc2de22fbf050061a2288a0439b225c28cc5ee12b

            SHA512

            6c29cf0fb502b8f74f470d4861953d47d9ebc74587f85ef78f8d30aa5f7b2949a14d837b2f28667ce4b85527030f1e7388ab4b09fb987fe0a8dea57d65dd19b4

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7030480.exe
            Filesize

            764KB

            MD5

            18dfda6e26072d6f2c64d0aa39f3cb94

            SHA1

            98792c32063bed23a5d81d644cc97d243324cdb3

            SHA256

            edd1ffd17a741f0df65470efc2de22fbf050061a2288a0439b225c28cc5ee12b

            SHA512

            6c29cf0fb502b8f74f470d4861953d47d9ebc74587f85ef78f8d30aa5f7b2949a14d837b2f28667ce4b85527030f1e7388ab4b09fb987fe0a8dea57d65dd19b4

          • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z2592487.exe
            Filesize

            581KB

            MD5

            a3e3525fc563ab8e5f13c10412036dd4

            SHA1

            4f43a30060ea9f45515ac335adfb57ab3d5fd7c5

            SHA256

            a60c96e01f840972e9a96a3604a50e970c3b5698995d42dd85d13db6ed6456b8

            SHA512

            4ae35ca3b795dafcacdba5d54aedbdcd234d6bc0c9595a26cb34124ca17e19e731d1bf53bd4364bca48872e0e8c9b4dab13dd28f630ee690086357e0d1ea834d

          • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z2592487.exe
            Filesize

            581KB

            MD5

            a3e3525fc563ab8e5f13c10412036dd4

            SHA1

            4f43a30060ea9f45515ac335adfb57ab3d5fd7c5

            SHA256

            a60c96e01f840972e9a96a3604a50e970c3b5698995d42dd85d13db6ed6456b8

            SHA512

            4ae35ca3b795dafcacdba5d54aedbdcd234d6bc0c9595a26cb34124ca17e19e731d1bf53bd4364bca48872e0e8c9b4dab13dd28f630ee690086357e0d1ea834d

          • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z9338897.exe
            Filesize

            399KB

            MD5

            36935d5dd7e0781db589776cc57a839e

            SHA1

            f4576c9e2ca37dfefb879ea0efe836205a7ddb10

            SHA256

            d51e89e25bbc402d11762e39161cb6eba4721a84efa2d7ea74c9610c878887b4

            SHA512

            af04e1d2ec6bd755bd5abe181add6906aabde1970db8bf9fab51fd1c638c06336edead67aa816f14574e90fb42d08bae9ee1683e7d2451387dbc6b7ff3aee610

          • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z9338897.exe
            Filesize

            399KB

            MD5

            36935d5dd7e0781db589776cc57a839e

            SHA1

            f4576c9e2ca37dfefb879ea0efe836205a7ddb10

            SHA256

            d51e89e25bbc402d11762e39161cb6eba4721a84efa2d7ea74c9610c878887b4

            SHA512

            af04e1d2ec6bd755bd5abe181add6906aabde1970db8bf9fab51fd1c638c06336edead67aa816f14574e90fb42d08bae9ee1683e7d2451387dbc6b7ff3aee610

          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\r6150676.exe
            Filesize

            356KB

            MD5

            243778bae7f3d122667bfc23ef2c4b26

            SHA1

            e90e78702a5d6145c2d3906b85f47b40e93b1265

            SHA256

            f8d35a1a05a146828e63960eacbfeea88153bbe7532a496b9c5500d082f67efa

            SHA512

            bcb765e06714b155548354470ab0ac4b7fce522885dd419d35d57a5d22ad1552ee47da1ab7a2056a2f39f8d2a72d99206ab58a9c8ec0c3f481c8478912949be1

          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\r6150676.exe
            Filesize

            356KB

            MD5

            243778bae7f3d122667bfc23ef2c4b26

            SHA1

            e90e78702a5d6145c2d3906b85f47b40e93b1265

            SHA256

            f8d35a1a05a146828e63960eacbfeea88153bbe7532a496b9c5500d082f67efa

            SHA512

            bcb765e06714b155548354470ab0ac4b7fce522885dd419d35d57a5d22ad1552ee47da1ab7a2056a2f39f8d2a72d99206ab58a9c8ec0c3f481c8478912949be1

          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\s2465443.exe
            Filesize

            390KB

            MD5

            e8243c159575186ecbf884537b12ce83

            SHA1

            d29e981e931dc7b710450a43acf85f7902bc56c6

            SHA256

            594de6e4912ce1d2deb0e74dd5bc03055848e4671922eabd82426e44b89f5ba9

            SHA512

            e4c89414cbb7cd097157f7812b95655ef0df3fe45a451f82415f8102c229993f9f3cab997385d7174704ccef74bab2cf6cfcaf130a53baed7c43286d11cf04f4

          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\s2465443.exe
            Filesize

            390KB

            MD5

            e8243c159575186ecbf884537b12ce83

            SHA1

            d29e981e931dc7b710450a43acf85f7902bc56c6

            SHA256

            594de6e4912ce1d2deb0e74dd5bc03055848e4671922eabd82426e44b89f5ba9

            SHA512

            e4c89414cbb7cd097157f7812b95655ef0df3fe45a451f82415f8102c229993f9f3cab997385d7174704ccef74bab2cf6cfcaf130a53baed7c43286d11cf04f4

          • memory/1760-28-0x0000000000400000-0x0000000000428000-memory.dmp
            Filesize

            160KB

          • memory/1760-29-0x0000000000400000-0x0000000000428000-memory.dmp
            Filesize

            160KB

          • memory/1760-30-0x0000000000400000-0x0000000000428000-memory.dmp
            Filesize

            160KB

          • memory/1760-32-0x0000000000400000-0x0000000000428000-memory.dmp
            Filesize

            160KB

          • memory/2740-36-0x0000000000400000-0x0000000000430000-memory.dmp
            Filesize

            192KB