Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 18:47

General

  • Target

    0805913f5039b1097cf6d0b178560036e0b99e52f86b3990bf7bd4b663d15513.exe

  • Size

    1.5MB

  • MD5

    99fbd30f8f297404375178545e9a5671

  • SHA1

    eb2faa70c32320bdfd5bab75e879a2883bef1f59

  • SHA256

    0805913f5039b1097cf6d0b178560036e0b99e52f86b3990bf7bd4b663d15513

  • SHA512

    e30e2053d363b1eedec5a5493e4304b18e1418944ce5cea2dd1336bdaaff621e86b29877189b383baaf64987099cce625f12785b690c63ae284179aacd880801

  • SSDEEP

    24576:dy8BJhfdaB7d47P6cDYqgmrw5dR9rYT1gIZU6G2U/RbQ6LoEWklTHDv+oR9efG9:4ugB767ScD82w/R2Tj7uGZEWk9zHjc

Malware Config

Extracted

Family

redline

Botnet

kinza

C2

77.91.124.86:19084

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 6 IoCs
  • Adds Run key to start application 2 TTPs 5 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0805913f5039b1097cf6d0b178560036e0b99e52f86b3990bf7bd4b663d15513.exe
    "C:\Users\Admin\AppData\Local\Temp\0805913f5039b1097cf6d0b178560036e0b99e52f86b3990bf7bd4b663d15513.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1288
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eR8CW4FM.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eR8CW4FM.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4184
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\De3KX8Mi.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\De3KX8Mi.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:3720
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\Ou1rk1Lm.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\Ou1rk1Lm.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:1408
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\bV2tn3Yw.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\bV2tn3Yw.exe
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Suspicious use of WriteProcessMemory
            PID:3096
            • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1Kv40Ht5.exe
              C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1Kv40Ht5.exe
              6⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              • Suspicious use of WriteProcessMemory
              PID:1620
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                7⤵
                  PID:3772
              • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2jd460ie.exe
                C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2jd460ie.exe
                6⤵
                • Executes dropped EXE
                PID:3768

    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\eR8CW4FM.exe
      Filesize

      1.3MB

      MD5

      b061024f27d9e8f99b2e3541b713e9d3

      SHA1

      6ec5c19992ee5e7e8e95726248160de558c139bd

      SHA256

      90e7bd6c2a9e1ae584d02d2d0bcfa25892e16cb53ab42c7a201cf64f8ca3836b

      SHA512

      ebd54e0c32b04c8fbc30d90e3bb298dc207fe9e81d4b6750dcf869860d2bcb3481f4dc5dfb2219309e8142a50a9e647f0c64f65230da6c69013f92af5f44ae5f

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\De3KX8Mi.exe
      Filesize

      1.1MB

      MD5

      f727ff603d7bd759b688e8c35d430f30

      SHA1

      3c8eb1c67a8c32a4f795c09efea7cde0c29ff341

      SHA256

      b66725caae1472aa9984ede50de4b3e79a6678527a5db04e6d973391430c204e

      SHA512

      f50941856576c0d300f527371e509043345c054de54e56acb505becfaec7046c7f49f9b81b8ebc169c8027915ad1be78cb3a78e5fb6ff48976e53196701c2db4

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\Ou1rk1Lm.exe
      Filesize

      758KB

      MD5

      5bf695f89b25383638a119a08ac5f503

      SHA1

      5bfab4e8e75e2faca6740369af9b58a7dfe99ecf

      SHA256

      f21f995742c2c587927c0b9dd5261aaf9117b7e418d57007b43db856af220457

      SHA512

      8c8b3c324dc84968c06f6efcd33e06500dd4e9190f2c019b0319747509511464b411bfb6596426bcaaed2bd6991bd23f882cf7e8609ce5327a838caa12f74e4d

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\bV2tn3Yw.exe
      Filesize

      562KB

      MD5

      2d134a22c711c471de4e17b4a118bb96

      SHA1

      8f5e88aec95e2897b703ed673f4508afd86a0ca9

      SHA256

      130d0ee41a952c79845c56c928acf2e155aa372dcdb0ab48d42ca677998703ae

      SHA512

      2b0c788af9e0ce8dc12bb076434301580415f4d5e18aec160339182787c0b013e8607515860c6deace5f068fe7958e416bf45a5cc5a41df54efb095952d4b2ea

    • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1Kv40Ht5.exe
      Filesize

      1.1MB

      MD5

      cb230d62d722ddc48739af4088775882

      SHA1

      ff0be771c7897158733e8e3b83c17bac9a8916c9

      SHA256

      2fdb2b80652109341b1c48d97d8cfb490b564381a73c287fb3323869829156bf

      SHA512

      64d5e81941a6738515f5a486a19440470d6493dcac7914176f36de07a0731697bf6d39170bd8b55e1a45147fdc8ecc81ff0bf2c5ef066d7cc4d1508312d8a1f5

    • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2jd460ie.exe
      Filesize

      222KB

      MD5

      f736af944649f7bddef162db65d81fe3

      SHA1

      c357268a1f1a05eb38a9977e0f8e079d63065ccb

      SHA256

      9011d632a5486993d4b15630d0cde89dd106f11f65a0b394204249edd373d5d2

      SHA512

      dd45ccbd932d470b44e2392f88e66885c6271dee60e04561506bfc655b4897ab321901da4cf951e799086e18ec42be41ffd57dc66bdb2dd44b2c50b2e4d548ac

    • memory/3768-42-0x0000000000620000-0x000000000065E000-memory.dmp
      Filesize

      248KB

    • memory/3768-43-0x00000000078F0000-0x0000000007E94000-memory.dmp
      Filesize

      5.6MB

    • memory/3768-44-0x0000000007420000-0x00000000074B2000-memory.dmp
      Filesize

      584KB

    • memory/3768-45-0x0000000002970000-0x000000000297A000-memory.dmp
      Filesize

      40KB

    • memory/3768-46-0x00000000084C0000-0x0000000008AD8000-memory.dmp
      Filesize

      6.1MB

    • memory/3768-47-0x00000000076E0000-0x00000000077EA000-memory.dmp
      Filesize

      1.0MB

    • memory/3768-48-0x00000000075F0000-0x0000000007602000-memory.dmp
      Filesize

      72KB

    • memory/3768-49-0x0000000007650000-0x000000000768C000-memory.dmp
      Filesize

      240KB

    • memory/3768-50-0x0000000007690000-0x00000000076DC000-memory.dmp
      Filesize

      304KB

    • memory/3772-36-0x0000000000400000-0x0000000000434000-memory.dmp
      Filesize

      208KB

    • memory/3772-38-0x0000000000400000-0x0000000000434000-memory.dmp
      Filesize

      208KB

    • memory/3772-35-0x0000000000400000-0x0000000000434000-memory.dmp
      Filesize

      208KB