Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 19:04

General

  • Target

    ed2eb0d5dcf8c04d4b8381812154164abb842db1d4f3059e6d7d12293004ffbf.exe

  • Size

    943KB

  • MD5

    6df35c0bf802827179491a87b3fcaef6

  • SHA1

    6c11c82d7422d46b4d1e143f25e3ae467c81eb01

  • SHA256

    ed2eb0d5dcf8c04d4b8381812154164abb842db1d4f3059e6d7d12293004ffbf

  • SHA512

    184e32ed3c876db2b436ed847e6e485fe836ff40ea52bea0d79fa255ebc55e20427ff55dfeb5c197591f29e83565acd533745a0fcd0f59b04e7a153279dc7e69

  • SSDEEP

    24576:+y3lCj5PuU09H6ASUTFegI5QEpHUVDus7CY7:NI5a9HHxbUHGRCY

Malware Config

Extracted

Family

redline

Botnet

kendo

C2

77.91.124.82:19071

Attributes
  • auth_value

    5a22a881561d49941415902859b51f14

Signatures

  • Detect Mystic stealer payload 3 IoCs
  • Mystic

    Mystic is an infostealer written in C++.

  • RedLine

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

  • RedLine payload 2 IoCs
  • Executes dropped EXE 5 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ed2eb0d5dcf8c04d4b8381812154164abb842db1d4f3059e6d7d12293004ffbf.exe
    "C:\Users\Admin\AppData\Local\Temp\ed2eb0d5dcf8c04d4b8381812154164abb842db1d4f3059e6d7d12293004ffbf.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:388
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9389096.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9389096.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4004
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0004138.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0004138.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2996
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x2251657.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x2251657.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:3116
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8133913.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8133913.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:3656
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
              6⤵
                PID:3984
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 3656 -s 592
                6⤵
                • Program crash
                PID:1032
            • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h6239764.exe
              C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h6239764.exe
              5⤵
              • Executes dropped EXE
              PID:4228
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3656 -ip 3656
      1⤵
        PID:1448

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9389096.exe

        Filesize

        841KB

        MD5

        b2c83ae704ff4b5e21cfc731657b3b9a

        SHA1

        7742b1406ef7d992b7adf6fdb9011a9e0ec8578a

        SHA256

        4cba9cda839039348737d7a8ba19bf5c557c9292ac9353eca3b0ffc588f629eb

        SHA512

        6b6e81740df9ba5247cda80ac83f2b2edad79ec724ad425aa8c942db9cf99c9c043bb5b4a7d5fcf98b164e226de56c3b1564c07b17790a2bbc410fbc68185fda

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0004138.exe

        Filesize

        563KB

        MD5

        7bc0639249026e5a29de7b1c978fe181

        SHA1

        9d6d3c1cd70b7823f396216dc30fdf93c0d839f9

        SHA256

        3767ef27a0b9c9e968b63738065004153d0974b7e64d0cae87060d7b3d5491df

        SHA512

        9d75780aab4f862b120788807fa3cddc49c0822aedf4bcffc0e024478c4eb2043d0cd88fbda6c0c7e11b7425ad4dffa9c818ea338fff3b1b61971cb7f722ee62

      • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x2251657.exe

        Filesize

        397KB

        MD5

        fa76b6e7273f7c05818d9d35ca5c5595

        SHA1

        bc74034338bd86f819a0c65d28830e06e151bf63

        SHA256

        d620c60c5ceadb6ceabc71237bd21dcbbf89c967eb2e5c3ccc20ff31bfdc0c08

        SHA512

        570e1ad2daffcd25e395a70ee7935dbeade06ca3dcafee3617a25263f07cee2f1f3893dc3fe4e281c7c63666ad6d8f6350b0a61e46109afed782e7542770da78

      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8133913.exe

        Filesize

        379KB

        MD5

        897eb703a928d4225e5d0f2d4beb0ee2

        SHA1

        0bba11833e4dbebebeb672ab6882e5ef40999353

        SHA256

        1fcd9a084b8f90b5adaf3c09a30935bd1830d8a22928495e0d2b929866b3d672

        SHA512

        4b209e74f32f990cd7b1ab276380d82cb45f179c69e422e964a89c07621d79a40b5df1e8cd1375527ffdb1c4206abcc95c3a7a49685fdd54ce97d9341a39439f

      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h6239764.exe

        Filesize

        174KB

        MD5

        e466c3b3ab599efc34c1e2b92a32fec7

        SHA1

        79a50ad575a07fa344971f4d8f9a585073200d3a

        SHA256

        d7af7a724e8f457c74b970a15d47d23906c0fc93f0060a27bbf6ff4d2880e5c9

        SHA512

        0f0e1f380201599461183e3f480310b595dad58c05abe97bc204b48ddd098a342902a32ea528ddd695ddfe8253a6127284a3d084e264a9ac600a24761e14ffbb

      • memory/3984-29-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/3984-31-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/3984-28-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/4228-35-0x0000000000F90000-0x0000000000FC0000-memory.dmp

        Filesize

        192KB

      • memory/4228-36-0x00000000032C0000-0x00000000032C6000-memory.dmp

        Filesize

        24KB

      • memory/4228-38-0x0000000005C10000-0x0000000005D1A000-memory.dmp

        Filesize

        1.0MB

      • memory/4228-39-0x0000000005950000-0x0000000005962000-memory.dmp

        Filesize

        72KB

      • memory/4228-40-0x00000000059B0000-0x00000000059EC000-memory.dmp

        Filesize

        240KB

      • memory/4228-37-0x0000000006120000-0x0000000006738000-memory.dmp

        Filesize

        6.1MB

      • memory/4228-41-0x0000000005B00000-0x0000000005B4C000-memory.dmp

        Filesize

        304KB