Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/11/2024, 19:46

General

  • Target

    8f55a9b58d5fc80b05ca37070b74b9742c4e802f4896c8bcc846026a26a5d180N.exe

  • Size

    647KB

  • MD5

    03e5533da45e3bd236f264df6b76b480

  • SHA1

    4425a5b40a3183b4281246361b5cd51f42a17a62

  • SHA256

    8f55a9b58d5fc80b05ca37070b74b9742c4e802f4896c8bcc846026a26a5d180

  • SHA512

    365abc19bee3bf68b0c77e49c1c531eb698755d67ef73b002b93e8081ee547e7c3fb5edd1d7ff604aa1c184f4fbdb9b64d248ba20a84535aa6737c70ee2b557c

  • SSDEEP

    12288:mMrNy90GZ7vUk/xTUvaMALJ3HWmTfPBkpZJZjmOrrIcJy4ywQ4EPAGpz6oUtEy:DyHNUkKZi3n3cLr1bzjmLQCy

Malware Config

Extracted

Family

redline

Botnet

norm

C2

77.91.124.145:4125

Attributes
  • auth_value

    1514e6c0ec3d10a36f68f61b206f5759

Signatures

  • Detects Healer an antivirus disabler dropper 17 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 3 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8f55a9b58d5fc80b05ca37070b74b9742c4e802f4896c8bcc846026a26a5d180N.exe
    "C:\Users\Admin\AppData\Local\Temp\8f55a9b58d5fc80b05ca37070b74b9742c4e802f4896c8bcc846026a26a5d180N.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5112
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pro7535.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pro7535.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1668
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1668 -s 1080
        3⤵
        • Program crash
        PID:2584
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu6501.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu6501.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5000
      • C:\Windows\Temp\1.exe
        "C:\Windows\Temp\1.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5632
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 1516
        3⤵
        • Program crash
        PID:5784
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1668 -ip 1668
    1⤵
      PID:2416
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 5000 -ip 5000
      1⤵
        PID:5700

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pro7535.exe

              Filesize

              252KB

              MD5

              5afd8481fd0a6c5b6a5841a61e1e67bc

              SHA1

              a9fa758ec4922c23eafd54c789d14ce34617a438

              SHA256

              5918a68b9c1fcba339cf993563a58c9c374bdfbbd083afc29c152a2f6a1af90b

              SHA512

              af0a0fa0ed61bdb2d03c35a325bbdf9f9e950dcc343788bb46249d01170be4590db977de4e4689e9de228791723b006bf905ff85c2194ec6ace963a576b3c181

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu6501.exe

              Filesize

              435KB

              MD5

              258306eedb76ec706475e8dca32c2be6

              SHA1

              acf4f5734fa75016eecf937a2ccebd1d5f9aa014

              SHA256

              476feb2532dd371912066c303eee372322990f66b3ed17047abd5c64137776d6

              SHA512

              9b59d4202eabbfc1a08001990487ec5af85f8a83ecb19714cb25152c034b95dc1fe4b494aed47f1147afc01b4e1503fe5a2bfe4bf62093b49c4685ec8132e868

            • C:\Windows\Temp\1.exe

              Filesize

              168KB

              MD5

              1073b2e7f778788852d3f7bb79929882

              SHA1

              7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4

              SHA256

              c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb

              SHA512

              90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

            • memory/1668-8-0x0000000000560000-0x0000000000660000-memory.dmp

              Filesize

              1024KB

            • memory/1668-10-0x0000000000400000-0x0000000000430000-memory.dmp

              Filesize

              192KB

            • memory/1668-9-0x0000000002100000-0x000000000212D000-memory.dmp

              Filesize

              180KB

            • memory/1668-11-0x0000000000400000-0x00000000004AD000-memory.dmp

              Filesize

              692KB

            • memory/1668-12-0x0000000002470000-0x000000000248A000-memory.dmp

              Filesize

              104KB

            • memory/1668-13-0x0000000004AE0000-0x0000000005084000-memory.dmp

              Filesize

              5.6MB

            • memory/1668-14-0x0000000002510000-0x0000000002528000-memory.dmp

              Filesize

              96KB

            • memory/1668-41-0x0000000002510000-0x0000000002522000-memory.dmp

              Filesize

              72KB

            • memory/1668-38-0x0000000002510000-0x0000000002522000-memory.dmp

              Filesize

              72KB

            • memory/1668-36-0x0000000002510000-0x0000000002522000-memory.dmp

              Filesize

              72KB

            • memory/1668-34-0x0000000002510000-0x0000000002522000-memory.dmp

              Filesize

              72KB

            • memory/1668-33-0x0000000002510000-0x0000000002522000-memory.dmp

              Filesize

              72KB

            • memory/1668-42-0x0000000002510000-0x0000000002522000-memory.dmp

              Filesize

              72KB

            • memory/1668-30-0x0000000002510000-0x0000000002522000-memory.dmp

              Filesize

              72KB

            • memory/1668-28-0x0000000002510000-0x0000000002522000-memory.dmp

              Filesize

              72KB

            • memory/1668-26-0x0000000002510000-0x0000000002522000-memory.dmp

              Filesize

              72KB

            • memory/1668-24-0x0000000002510000-0x0000000002522000-memory.dmp

              Filesize

              72KB

            • memory/1668-22-0x0000000002510000-0x0000000002522000-memory.dmp

              Filesize

              72KB

            • memory/1668-20-0x0000000002510000-0x0000000002522000-memory.dmp

              Filesize

              72KB

            • memory/1668-18-0x0000000002510000-0x0000000002522000-memory.dmp

              Filesize

              72KB

            • memory/1668-16-0x0000000002510000-0x0000000002522000-memory.dmp

              Filesize

              72KB

            • memory/1668-15-0x0000000002510000-0x0000000002522000-memory.dmp

              Filesize

              72KB

            • memory/1668-43-0x0000000000560000-0x0000000000660000-memory.dmp

              Filesize

              1024KB

            • memory/1668-44-0x0000000000400000-0x0000000000430000-memory.dmp

              Filesize

              192KB

            • memory/1668-47-0x0000000000400000-0x00000000004AD000-memory.dmp

              Filesize

              692KB

            • memory/1668-48-0x0000000000400000-0x0000000000430000-memory.dmp

              Filesize

              192KB

            • memory/5000-53-0x0000000000400000-0x00000000004DC000-memory.dmp

              Filesize

              880KB

            • memory/5000-54-0x0000000000400000-0x00000000004DC000-memory.dmp

              Filesize

              880KB

            • memory/5000-55-0x0000000000400000-0x00000000004DC000-memory.dmp

              Filesize

              880KB

            • memory/5000-57-0x0000000000400000-0x00000000004DC000-memory.dmp

              Filesize

              880KB

            • memory/5000-56-0x0000000002630000-0x0000000002696000-memory.dmp

              Filesize

              408KB

            • memory/5000-58-0x0000000002800000-0x0000000002866000-memory.dmp

              Filesize

              408KB

            • memory/5000-59-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-74-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-86-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-92-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-90-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-88-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-84-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-82-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-78-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-76-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-72-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-70-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-68-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-66-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-64-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-62-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-60-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-80-0x0000000002800000-0x000000000285F000-memory.dmp

              Filesize

              380KB

            • memory/5000-2139-0x0000000005420000-0x0000000005452000-memory.dmp

              Filesize

              200KB

            • memory/5000-2160-0x0000000000400000-0x00000000004DC000-memory.dmp

              Filesize

              880KB

            • memory/5632-2152-0x0000000000A70000-0x0000000000AA0000-memory.dmp

              Filesize

              192KB

            • memory/5632-2153-0x0000000007720000-0x0000000007726000-memory.dmp

              Filesize

              24KB

            • memory/5632-2154-0x00000000059C0000-0x0000000005FD8000-memory.dmp

              Filesize

              6.1MB

            • memory/5632-2156-0x00000000053E0000-0x00000000053F2000-memory.dmp

              Filesize

              72KB

            • memory/5632-2155-0x00000000054B0000-0x00000000055BA000-memory.dmp

              Filesize

              1.0MB

            • memory/5632-2157-0x0000000005440000-0x000000000547C000-memory.dmp

              Filesize

              240KB

            • memory/5632-2158-0x00000000055C0000-0x000000000560C000-memory.dmp

              Filesize

              304KB