Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 15:11

General

  • Target

    4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50.exe

  • Size

    307KB

  • MD5

    ff629d5a8b6c5119b595f0dbf64ae3cc

  • SHA1

    1d19a95932445aa394199c9c28f128d8e6ecb203

  • SHA256

    4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50

  • SHA512

    f04b5e039818ccf823aa9a8836c392d457ddc3ad2e24d62acdba1da7ac429fe4e0c0547992b00c7a66f00524f6dcea85f8716d5ec8157e4c26835a077e0c708d

  • SSDEEP

    6144:Kyy+bnr+Dp0yN90QEJ5F5OYc1u31g4TByTF8ttF2P+9UZbrBu:mMrjy90lxc1u31TTEytL9arBu

Malware Config

Extracted

Family

redline

Botnet

dumud

C2

217.196.96.101:4132

Attributes
  • auth_value

    3e18d4b90418aa3e78d8822e87c62f5c

Signatures

  • Detects Healer an antivirus disabler dropper 17 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • 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
  • Executes dropped EXE 2 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50.exe
    "C:\Users\Admin\AppData\Local\Temp\4f4e29cb128488d30d32248cb2cc720bcd2a3a531f5757ba469b1e3291917c50.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1708
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k8202175.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k8202175.exe
      2⤵
      • 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\IXP000.TMP\l1357371.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l1357371.exe
      2⤵
      • Executes dropped EXE
      PID:3716
  • C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe start wuauserv
    1⤵
    • Launches sc.exe
    PID:2020

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k8202175.exe

    Filesize

    180KB

    MD5

    6747e2e8389b6373f7691d4959b92cd8

    SHA1

    a5220aca6ee687ef265d553907805c33a704c587

    SHA256

    45dd401476d48bed71dd2a28ae94f609bb6e0c16f29c2d7ab7dca4c6b29147ab

    SHA512

    846799b6b270280233e080724d6366d09d323fe01c134f3f56dca111489ded4d0186a1c5c6fc8820ed4cbbce4da9fc9bf5915fc9582f0ace1f95aaa695cc5860

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l1357371.exe

    Filesize

    168KB

    MD5

    42a1f9b3a5a2c4c73e828d55fdaeaebd

    SHA1

    f277cd9b4ce1c3b4d0d531ee35bfbc364f7d751c

    SHA256

    9df439ac0f891b4ecc61aac64a0d37babce875a397f11e80cc29ad5063e3e520

    SHA512

    a7c9e8d175567e3d4dce71d10a1829d03826aa760ab237ed49ef8d79b7972225f5b9d84a563613294d37d97831bee0cf3355b4246275e7d181066b30ae624fc8

  • memory/3488-29-0x00000000025F0000-0x0000000002602000-memory.dmp

    Filesize

    72KB

  • memory/3488-12-0x00000000025F0000-0x0000000002602000-memory.dmp

    Filesize

    72KB

  • memory/3488-10-0x0000000004B60000-0x0000000005104000-memory.dmp

    Filesize

    5.6MB

  • memory/3488-11-0x00000000025F0000-0x0000000002608000-memory.dmp

    Filesize

    96KB

  • memory/3488-35-0x00000000025F0000-0x0000000002602000-memory.dmp

    Filesize

    72KB

  • memory/3488-39-0x00000000025F0000-0x0000000002602000-memory.dmp

    Filesize

    72KB

  • memory/3488-25-0x00000000025F0000-0x0000000002602000-memory.dmp

    Filesize

    72KB

  • memory/3488-37-0x00000000025F0000-0x0000000002602000-memory.dmp

    Filesize

    72KB

  • memory/3488-17-0x00000000025F0000-0x0000000002602000-memory.dmp

    Filesize

    72KB

  • memory/3488-15-0x00000000025F0000-0x0000000002602000-memory.dmp

    Filesize

    72KB

  • memory/3488-13-0x00000000025F0000-0x0000000002602000-memory.dmp

    Filesize

    72KB

  • memory/3488-27-0x00000000025F0000-0x0000000002602000-memory.dmp

    Filesize

    72KB

  • memory/3488-33-0x00000000025F0000-0x0000000002602000-memory.dmp

    Filesize

    72KB

  • memory/3488-31-0x00000000025F0000-0x0000000002602000-memory.dmp

    Filesize

    72KB

  • memory/3488-8-0x00000000022F0000-0x000000000230A000-memory.dmp

    Filesize

    104KB

  • memory/3488-9-0x0000000073BD0000-0x0000000074380000-memory.dmp

    Filesize

    7.7MB

  • memory/3488-40-0x0000000073BD0000-0x0000000074380000-memory.dmp

    Filesize

    7.7MB

  • memory/3488-23-0x00000000025F0000-0x0000000002602000-memory.dmp

    Filesize

    72KB

  • memory/3488-21-0x00000000025F0000-0x0000000002602000-memory.dmp

    Filesize

    72KB

  • memory/3488-19-0x00000000025F0000-0x0000000002602000-memory.dmp

    Filesize

    72KB

  • memory/3488-42-0x0000000073BD0000-0x0000000074380000-memory.dmp

    Filesize

    7.7MB

  • memory/3488-7-0x0000000073BDE000-0x0000000073BDF000-memory.dmp

    Filesize

    4KB

  • memory/3716-53-0x00000000055F0000-0x000000000562C000-memory.dmp

    Filesize

    240KB

  • memory/3716-46-0x0000000000BE0000-0x0000000000C10000-memory.dmp

    Filesize

    192KB

  • memory/3716-48-0x0000000002DC0000-0x0000000002DC6000-memory.dmp

    Filesize

    24KB

  • memory/3716-49-0x0000000005BD0000-0x00000000061E8000-memory.dmp

    Filesize

    6.1MB

  • memory/3716-50-0x00000000056C0000-0x00000000057CA000-memory.dmp

    Filesize

    1.0MB

  • memory/3716-51-0x0000000005450000-0x0000000005462000-memory.dmp

    Filesize

    72KB

  • memory/3716-52-0x0000000073B80000-0x0000000073C2B000-memory.dmp

    Filesize

    684KB

  • memory/3716-47-0x0000000073B80000-0x0000000073C2B000-memory.dmp

    Filesize

    684KB

  • memory/3716-54-0x0000000005630000-0x000000000567C000-memory.dmp

    Filesize

    304KB

  • memory/3716-55-0x0000000073B80000-0x0000000073C2B000-memory.dmp

    Filesize

    684KB