Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2024 10:02

General

  • Target

    9cef0fe263b3b13bc92f18dffbc2e953559059a4fe8a44f0d4f1697e6d96b2ed.exe

  • Size

    650KB

  • MD5

    914273c715ac1acda82c53cf7bbdaf87

  • SHA1

    534eca5011af43b168a239dd8aee1b3bebe69f7b

  • SHA256

    9cef0fe263b3b13bc92f18dffbc2e953559059a4fe8a44f0d4f1697e6d96b2ed

  • SHA512

    3bca57af9f19c4550897b88772cf0db27baee3c4e82b77bcdc6fdaf7934e2d548d6e6f096d7388f7bd957435e06fd9a6d84766552d2ab568e7d6118847381253

  • SSDEEP

    12288:4Mrqy90XmFM4OQNwllWWDPHjnUEisfr4S0DbMECaNv:CysmFMxQ8lWWDPHLntT4jbNCaN

Malware Config

Extracted

Family

redline

Botnet

vasha

C2

77.91.124.82:19071

Attributes
  • auth_value

    42fc61786274daca54d589b85a2c1954

Signatures

  • Detects Healer an antivirus disabler dropper 1 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 3 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9cef0fe263b3b13bc92f18dffbc2e953559059a4fe8a44f0d4f1697e6d96b2ed.exe
    "C:\Users\Admin\AppData\Local\Temp\9cef0fe263b3b13bc92f18dffbc2e953559059a4fe8a44f0d4f1697e6d96b2ed.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4752
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4256901.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4256901.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3220
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g3779018.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g3779018.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4488
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4380
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4488 -s 136
          4⤵
          • Program crash
          PID:3932
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h9682563.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h9682563.exe
        3⤵
        • Executes dropped EXE
        PID:4376
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4488 -ip 4488
    1⤵
      PID:5084

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Create or Modify System Process

    1
    T1543

    Windows Service

    1
    T1543.003

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Create or Modify System Process

    1
    T1543

    Windows Service

    1
    T1543.003

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    2
    T1112

    Impair Defenses

    1
    T1562

    Disable or Modify Tools

    1
    T1562.001

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4256901.exe
      Filesize

      465KB

      MD5

      6a3c0aea2a20fed1b45c23055e90642e

      SHA1

      a308101b32dc6df28aa0464ae6a0c4eaa3b93892

      SHA256

      f603ceb39fc4d835e57a02751723a2eb0538b0f955a7772c30556e0e0d723f6e

      SHA512

      3e1f0f410b68f854f9e0fa666d45b897768ec9fb11fcb63eb6eae58ba022f5b7d9b52f4ea01ff3f48ef8d3f48f0910913c8fb39e633476073f1baa637b3918c5

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g3779018.exe
      Filesize

      899KB

      MD5

      f0f4d917a1ec7d0c14d5d71279702860

      SHA1

      23c0798bef5b403fed7e60bd8cee8e2a1e4d30a9

      SHA256

      4ca13174312546788a84f56fd64204f6af0f69afcf56b96b3e519cb5f26ab0f7

      SHA512

      c5a3c626dec536632e3880332ccce9eba7c2742d46d22ccbfe16d2ef8ef5789e4fc1d83deada9e12ad857a454a7f0c7f7f82f8a0210e23da999f3357a56d939c

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h9682563.exe
      Filesize

      174KB

      MD5

      63ad3ebc39b63029a2ec733202beb7d8

      SHA1

      3ae29ad24f8dc362d377711917dbce10298c61f3

      SHA256

      4063cc07162a1ec05023a96be2a1b544c03fb6b045cb08166586dbd8da9f6def

      SHA512

      e99d24cac8f9cae81dda0a3622246c35729f3b60da0a7c2aae9d4e932863544f48829da7675f1409ef8e7f934c4cb353fba3a80ba099c9f07438445221ef8958

    • memory/4376-19-0x00000000008A0000-0x00000000008D0000-memory.dmp
      Filesize

      192KB

    • memory/4376-20-0x00000000011A0000-0x00000000011A6000-memory.dmp
      Filesize

      24KB

    • memory/4376-21-0x0000000005840000-0x0000000005E58000-memory.dmp
      Filesize

      6.1MB

    • memory/4376-22-0x0000000005330000-0x000000000543A000-memory.dmp
      Filesize

      1.0MB

    • memory/4376-23-0x0000000005240000-0x0000000005252000-memory.dmp
      Filesize

      72KB

    • memory/4376-24-0x00000000052A0000-0x00000000052DC000-memory.dmp
      Filesize

      240KB

    • memory/4376-25-0x00000000052E0000-0x000000000532C000-memory.dmp
      Filesize

      304KB

    • memory/4380-14-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/4380-15-0x000000007494E000-0x000000007494F000-memory.dmp
      Filesize

      4KB