Resubmissions

29-10-2024 12:13

241029-pdwd9avgkq 10

07-05-2023 01:09

230507-bhsx2afe99 10

Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    29-10-2024 12:13

General

  • Target

    3a233b98bc1a4f358b848e143e0b5cb8e310eba5e35b453adbbd17106552d163.exe

  • Size

    702KB

  • MD5

    38917df14930c01c2cd9bc5724c1a21a

  • SHA1

    b308686e0427e2b19c2de8a9e1700396af3f1455

  • SHA256

    3a233b98bc1a4f358b848e143e0b5cb8e310eba5e35b453adbbd17106552d163

  • SHA512

    c4f29ef38a836553267744033d2a98358e7dacc0353aaf677c7e47eeb0eec2cd0b2d3c91c9edb9482c5ffcd686f6bd260c502129076cf2dd21d796cbbcc04b50

  • SSDEEP

    12288:Zy90NwK/g2JW8gleN9r3BQk0j8cbXUGF18iWfEG2Qo9w+6ECdXIMttG6:Zy3uJW1eBN46cGiwdXiMttG6

Malware Config

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 20 IoCs
  • Redline family
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Program crash 1 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\3a233b98bc1a4f358b848e143e0b5cb8e310eba5e35b453adbbd17106552d163.exe
    "C:\Users\Admin\AppData\Local\Temp\3a233b98bc1a4f358b848e143e0b5cb8e310eba5e35b453adbbd17106552d163.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4088
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un841435.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un841435.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1176
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\76005328.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\76005328.exe
        3⤵
        • 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:3436
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 968
          4⤵
          • Program crash
          PID:1248
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk014550.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk014550.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:4324
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3436 -ip 3436
    1⤵
      PID:1036

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un841435.exe

      Filesize

      547KB

      MD5

      2450255b8191721837a6242262fd2f39

      SHA1

      7b6a4255fcf9fac15eb8fa8685e07817dcc9e2da

      SHA256

      521f51bf4ad8741fd7410a418070be7395a0c5a46be53ffca3626cd774f693ea

      SHA512

      48206ea5c0a43b1891448f09d81a35c86147f8b25bcdd7bea830f2d4dd509b15b22e90ec6925b45e6a64a3d5a3c411e7493b05965b5d1e9def1ac1af15542eae

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\76005328.exe

      Filesize

      269KB

      MD5

      135c0735e10a620dab24ffc5116993cc

      SHA1

      03d59cd605d03a2c10e5d4e7db9c719aed2607f5

      SHA256

      5beebf1dd8b6d467dbcb884298b5661ed01df77753e4adb3bc17f2475448e086

      SHA512

      65f1fc16c4dc134a185129bc5e124ffc5930db41e7d22ff0b30a4da76f1bd55eff5845fc379c8c4d888abeecc7be7df829a9adddc033a000fca5b031189a59be

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk014550.exe

      Filesize

      353KB

      MD5

      b6b4fb6b7513d8b5f55ccaf0eb52b0e4

      SHA1

      b248f8101757decba2b101c78c7a1e6023435627

      SHA256

      84e70f3561007f8f11b1673347924908798e2f931774bf2743b28f31793d17dd

      SHA512

      e147916699eaca4afe90d833bfd08cbca102d52ce253a12c356bdf038cb97f7abd5f926b9960d56e2159321e73ebe02d570d146e811f794e288ef9bcaef59db7

    • memory/3436-15-0x0000000002E80000-0x0000000002F80000-memory.dmp

      Filesize

      1024KB

    • memory/3436-17-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/3436-16-0x0000000002D80000-0x0000000002DAD000-memory.dmp

      Filesize

      180KB

    • memory/3436-18-0x0000000004E10000-0x0000000004E2A000-memory.dmp

      Filesize

      104KB

    • memory/3436-19-0x0000000007210000-0x00000000077B6000-memory.dmp

      Filesize

      5.6MB

    • memory/3436-20-0x00000000077C0000-0x00000000077D8000-memory.dmp

      Filesize

      96KB

    • memory/3436-48-0x00000000077C0000-0x00000000077D2000-memory.dmp

      Filesize

      72KB

    • memory/3436-46-0x00000000077C0000-0x00000000077D2000-memory.dmp

      Filesize

      72KB

    • memory/3436-44-0x00000000077C0000-0x00000000077D2000-memory.dmp

      Filesize

      72KB

    • memory/3436-42-0x00000000077C0000-0x00000000077D2000-memory.dmp

      Filesize

      72KB

    • memory/3436-40-0x00000000077C0000-0x00000000077D2000-memory.dmp

      Filesize

      72KB

    • memory/3436-38-0x00000000077C0000-0x00000000077D2000-memory.dmp

      Filesize

      72KB

    • memory/3436-36-0x00000000077C0000-0x00000000077D2000-memory.dmp

      Filesize

      72KB

    • memory/3436-34-0x00000000077C0000-0x00000000077D2000-memory.dmp

      Filesize

      72KB

    • memory/3436-32-0x00000000077C0000-0x00000000077D2000-memory.dmp

      Filesize

      72KB

    • memory/3436-30-0x00000000077C0000-0x00000000077D2000-memory.dmp

      Filesize

      72KB

    • memory/3436-28-0x00000000077C0000-0x00000000077D2000-memory.dmp

      Filesize

      72KB

    • memory/3436-26-0x00000000077C0000-0x00000000077D2000-memory.dmp

      Filesize

      72KB

    • memory/3436-24-0x00000000077C0000-0x00000000077D2000-memory.dmp

      Filesize

      72KB

    • memory/3436-22-0x00000000077C0000-0x00000000077D2000-memory.dmp

      Filesize

      72KB

    • memory/3436-21-0x00000000077C0000-0x00000000077D2000-memory.dmp

      Filesize

      72KB

    • memory/3436-49-0x0000000000400000-0x0000000002B9E000-memory.dmp

      Filesize

      39.6MB

    • memory/3436-50-0x0000000002E80000-0x0000000002F80000-memory.dmp

      Filesize

      1024KB

    • memory/3436-51-0x0000000002D80000-0x0000000002DAD000-memory.dmp

      Filesize

      180KB

    • memory/3436-53-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/3436-56-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/3436-57-0x0000000000400000-0x0000000002B9E000-memory.dmp

      Filesize

      39.6MB

    • memory/4324-62-0x0000000004C90000-0x0000000004CCC000-memory.dmp

      Filesize

      240KB

    • memory/4324-63-0x0000000007870000-0x00000000078AA000-memory.dmp

      Filesize

      232KB

    • memory/4324-64-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-97-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-95-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-93-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-91-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-89-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-88-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-85-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-83-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-81-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-79-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-77-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-75-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-73-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-71-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-69-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-67-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-65-0x0000000007870000-0x00000000078A5000-memory.dmp

      Filesize

      212KB

    • memory/4324-856-0x0000000009D70000-0x000000000A388000-memory.dmp

      Filesize

      6.1MB

    • memory/4324-857-0x000000000A400000-0x000000000A412000-memory.dmp

      Filesize

      72KB

    • memory/4324-858-0x000000000A420000-0x000000000A52A000-memory.dmp

      Filesize

      1.0MB

    • memory/4324-859-0x000000000A540000-0x000000000A57C000-memory.dmp

      Filesize

      240KB

    • memory/4324-860-0x000000000A6C0000-0x000000000A70C000-memory.dmp

      Filesize

      304KB