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Analysis

  • max time kernel
    141s
  • 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
    07/11/2024, 06:46

General

  • Target

    8e9c4131ea0e0dbbcec00799f46338e265c822e1051a1b14394b9f4c7afae255.exe

  • Size

    743KB

  • MD5

    280a3ffe0cdb8a8098d20d26f1316a73

  • SHA1

    93bad252e604b7b8371ecf023b4293a71a27ed5e

  • SHA256

    8e9c4131ea0e0dbbcec00799f46338e265c822e1051a1b14394b9f4c7afae255

  • SHA512

    b2031aa71b34aabb1e7baeb897b6409d6001fa9d9e5c9dcc804b9ac25251db82af92680d6ed8822aa8bf5a8c2359aec8740874334b16922d34f804e587fbd566

  • SSDEEP

    12288:tMray90tihdBxC+Igqmdsim/UT+Sk1paE1DvMV1dwDdtxZUiqyXwV4MzuIz/:TybBxCUfdd4UTdAgE1DvGfc6iY4MzJ/

Malware Config

Extracted

Family

redline

Botnet

fukia

C2

193.233.20.13:4136

Attributes
  • auth_value

    e5783636fbd9e4f0cf9a017bce02e67e

Signatures

  • Detects Healer an antivirus disabler dropper 2 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 2 IoCs
  • Redline family
  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 3 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 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e9c4131ea0e0dbbcec00799f46338e265c822e1051a1b14394b9f4c7afae255.exe
    "C:\Users\Admin\AppData\Local\Temp\8e9c4131ea0e0dbbcec00799f46338e265c822e1051a1b14394b9f4c7afae255.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2060
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\stl66bP.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\stl66bP.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3372
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sEp54lp.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sEp54lp.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:5088
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iof35PG.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iof35PG.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3488
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZk52re.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZk52re.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:3172

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\stl66bP.exe

    Filesize

    556KB

    MD5

    fe59f32880f91b365a06b967e470b610

    SHA1

    5491e8261475180ffaf1adce5ea1fe73f789ccc2

    SHA256

    deb00c8ba06752f444b647e3288e157206b12c9c829370aabf47950ab31522b1

    SHA512

    8310262ffd1d20e0ce2e5b34d89b8aacb9979fca2d376a96550c09440ed6f90f18d7739200cd9b6b73b967e1ae9ad9ae3f8663e9b60b55fd1b611f894ca2bdf8

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sEp54lp.exe

    Filesize

    202KB

    MD5

    3fcd2897bc3a11573f686381062e35f0

    SHA1

    18f6bc6fba81de189071a7203aa8b1e9334f9c36

    SHA256

    21e643051a02ecfb1d0ece8856f159cb1a9b009acbdee3d391cc7e3f94b69a45

    SHA512

    4cbdd538694df859020c2596473da9b6bc0ffe76d7840aecbe3a46aa85f9cf9bc35fea866387d2347877615db0b070d468a204eb88ffc37bf7d366c1461de179

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iof35PG.exe

    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kZk52re.exe

    Filesize

    175KB

    MD5

    a5f5c5d6291c7ae9e1d1b7ed1e551490

    SHA1

    3d06413341893b838549939e15f8f1eec423d71a

    SHA256

    1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

    SHA512

    d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

  • memory/3172-30-0x0000000004B10000-0x0000000004C1A000-memory.dmp

    Filesize

    1.0MB

  • memory/3172-28-0x0000000000170000-0x00000000001A2000-memory.dmp

    Filesize

    200KB

  • memory/3172-29-0x0000000004FB0000-0x00000000055C8000-memory.dmp

    Filesize

    6.1MB

  • memory/3172-31-0x0000000004A60000-0x0000000004A72000-memory.dmp

    Filesize

    72KB

  • memory/3172-32-0x0000000004A80000-0x0000000004ABC000-memory.dmp

    Filesize

    240KB

  • memory/3172-33-0x0000000004AC0000-0x0000000004B0C000-memory.dmp

    Filesize

    304KB

  • memory/3488-23-0x00007FF896EF3000-0x00007FF896EF5000-memory.dmp

    Filesize

    8KB

  • memory/3488-22-0x0000000000C10000-0x0000000000C1A000-memory.dmp

    Filesize

    40KB

  • memory/3488-21-0x00007FF896EF3000-0x00007FF896EF5000-memory.dmp

    Filesize

    8KB