Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/11/2024, 20:49

General

  • Target

    24f31b784e85e60cc7f6b4075f12081688d843f1955e5d11560d1d8b3f62a929.exe

  • Size

    892KB

  • MD5

    3305c2a0be55691b63dfda9d02b25632

  • SHA1

    1b709b5948a5a78c86413ed7c6cba78b70944d33

  • SHA256

    24f31b784e85e60cc7f6b4075f12081688d843f1955e5d11560d1d8b3f62a929

  • SHA512

    2f29660cc6b938d3b79371b121dc0ad4c5037be71b473203fb02f428fe457c6debade6c3420f8eb54afba29ad9e6ebd6dbe371eb8e1d12ae306f75d3813ad520

  • SSDEEP

    24576:+yUarjXrUZFtdNgf02TOODw3OAeIlAXuFUEl:NUGj7UntDgf02S7xlAXiUE

Malware Config

Extracted

Family

redline

Botnet

dark

C2

185.161.248.73:4164

Attributes
  • auth_value

    ae85b01f66afe8770afeed560513fc2d

Signatures

  • Detects Healer an antivirus disabler dropper 3 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • Healer family
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

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

  • RedLine payload 3 IoCs
  • Redline family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 5 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\24f31b784e85e60cc7f6b4075f12081688d843f1955e5d11560d1d8b3f62a929.exe
    "C:\Users\Admin\AppData\Local\Temp\24f31b784e85e60cc7f6b4075f12081688d843f1955e5d11560d1d8b3f62a929.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1368
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st594663.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st594663.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2492
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\42351937.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\42351937.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3516
        • C:\Windows\Temp\1.exe
          "C:\Windows\Temp\1.exe"
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3968
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp201760.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp201760.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:4660
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4660 -s 1268
          4⤵
          • Program crash
          PID:1832
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr934867.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr934867.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4524
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4660 -ip 4660
    1⤵
      PID:5824

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr934867.exe

      Filesize

      169KB

      MD5

      d020e9f55b92d4bf1c29e21547c99753

      SHA1

      19553c26d3db4f29fcb6a446a5095e709a09a30d

      SHA256

      86cad0bf5193925361f58cfffbb0e590c5c3e8e87808e93590c0bbeac140259f

      SHA512

      6dd59762fecd32ce72ded16b8d55be8f816a75facf44187ccdc1f89d7e28c0359d79d713d2b260fae3988ccd1686bea628c065ca0478f43dda1bb7aad772bc5d

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st594663.exe

      Filesize

      739KB

      MD5

      1d842553e51f80edf832e9abede2e306

      SHA1

      d31300633a18eb597c8e82909a1d5f137df33e51

      SHA256

      c9197720ab3e75fb70159a47632f24329343902448ba826c9439d0c2f56a34fb

      SHA512

      07a8ccf79800266d2559f0033a2690e47ebc2b9a1e8ba9e509fed100a98483af100f7296dd8772b5ce831a0f950e9ae4324ae9be399dbc1ad19e2f5f86e1239f

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\42351937.exe

      Filesize

      301KB

      MD5

      b354addd2cd269d32a23a62cefdefba3

      SHA1

      1ab89956f494c9aa0ac3633469680f0ea4217121

      SHA256

      e08cd00a91818d34a81fc85ef543c178b0a56e28bea32c3df5cc882b2c45851e

      SHA512

      72d8f1c0db60965338884240197d806d4870c5e2beb01f21fff91b84936a2db4ccf1f16b1ab20a0432a780729fdb6769eef916e685d165bb4561835c063e9ef8

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp201760.exe

      Filesize

      582KB

      MD5

      f9639bc0419307c14f4fa1331bbfa2e4

      SHA1

      54ef89f866a699996f4fcb08bbfc8220eb59da15

      SHA256

      7b5ca53bed811dc6ef1ffd0939250a7ea864d4dad763ea84f8e6fcc1205bdc92

      SHA512

      0e315ea0cf2e223e1172bb4fffe74facd814a685e02ce1e4a617295052cac35c2ef098c89699a5d7234488989e2bf9cd5f986db33dc3b016b1e02702b1579d88

    • C:\Windows\Temp\1.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • memory/3516-47-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-83-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-17-0x0000000004B30000-0x00000000050D4000-memory.dmp

      Filesize

      5.6MB

    • memory/3516-16-0x0000000074AA0000-0x0000000075250000-memory.dmp

      Filesize

      7.7MB

    • memory/3516-18-0x00000000050E0000-0x0000000005136000-memory.dmp

      Filesize

      344KB

    • memory/3516-19-0x0000000074AA0000-0x0000000075250000-memory.dmp

      Filesize

      7.7MB

    • memory/3516-39-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-41-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-316-0x0000000074AA0000-0x0000000075250000-memory.dmp

      Filesize

      7.7MB

    • memory/3516-81-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-79-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-77-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-75-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-73-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-71-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-69-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-65-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-63-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-61-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-59-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-57-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-55-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-53-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-51-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-49-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-14-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

      Filesize

      4KB

    • memory/3516-15-0x00000000025C0000-0x0000000002618000-memory.dmp

      Filesize

      352KB

    • memory/3516-43-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-45-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-37-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-35-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-34-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-31-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-29-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-27-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-25-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-23-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-21-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-20-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-67-0x00000000050E0000-0x0000000005131000-memory.dmp

      Filesize

      324KB

    • memory/3516-2151-0x0000000074AA0000-0x0000000075250000-memory.dmp

      Filesize

      7.7MB

    • memory/3516-2149-0x0000000005430000-0x000000000543A000-memory.dmp

      Filesize

      40KB

    • memory/3516-2164-0x0000000074AA0000-0x0000000075250000-memory.dmp

      Filesize

      7.7MB

    • memory/3968-2163-0x0000000000AB0000-0x0000000000ABA000-memory.dmp

      Filesize

      40KB

    • memory/4524-4324-0x0000000000E50000-0x0000000000E80000-memory.dmp

      Filesize

      192KB

    • memory/4524-4325-0x0000000001650000-0x0000000001656000-memory.dmp

      Filesize

      24KB

    • memory/4524-4326-0x0000000005F90000-0x00000000065A8000-memory.dmp

      Filesize

      6.1MB

    • memory/4524-4327-0x0000000005A80000-0x0000000005B8A000-memory.dmp

      Filesize

      1.0MB

    • memory/4524-4328-0x0000000005700000-0x0000000005712000-memory.dmp

      Filesize

      72KB

    • memory/4524-4329-0x0000000005970000-0x00000000059AC000-memory.dmp

      Filesize

      240KB

    • memory/4524-4330-0x00000000059C0000-0x0000000005A0C000-memory.dmp

      Filesize

      304KB

    • memory/4660-2169-0x0000000002400000-0x0000000002468000-memory.dmp

      Filesize

      416KB

    • memory/4660-2170-0x0000000002B50000-0x0000000002BB6000-memory.dmp

      Filesize

      408KB

    • memory/4660-4317-0x0000000002C60000-0x0000000002C92000-memory.dmp

      Filesize

      200KB

    • memory/4660-4318-0x00000000057B0000-0x0000000005842000-memory.dmp

      Filesize

      584KB