Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-05-2024 07:07

General

  • Target

    2159151861e461f2ae831fef44ef4a519defe4741536ef19cc47163f7504ce2d.exe

  • Size

    479KB

  • MD5

    6e781f1e4a262ee83b43f80fe97bd5c5

  • SHA1

    41cb282926f44cf675588fc7a1786d507835faf2

  • SHA256

    2159151861e461f2ae831fef44ef4a519defe4741536ef19cc47163f7504ce2d

  • SHA512

    a98e68d010b7c0f77d6ace5d3162e3216f07022426d661211c077391d11d8dd09ebd4fecd37c696bc4574ab12ef4b9513ae2988479fd7200307f57a74fc01cec

  • SSDEEP

    12288:UMruy90kvTNQ6sxa8OHz6Relk06eJrf3Gd6xDLu:6yFNUOHz6RelXr2aLu

Malware Config

Extracted

Family

redline

Botnet

mufos

C2

217.196.96.102:4132

Attributes
  • auth_value

    136f202e6569ad5815c34377858a255c

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 3 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2159151861e461f2ae831fef44ef4a519defe4741536ef19cc47163f7504ce2d.exe
    "C:\Users\Admin\AppData\Local\Temp\2159151861e461f2ae831fef44ef4a519defe4741536ef19cc47163f7504ce2d.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4504
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0892473.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0892473.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3064
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a6359303.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a6359303.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2320
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b2281523.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b2281523.exe
        3⤵
        • Executes dropped EXE
        PID:3312
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=5244 --field-trial-handle=3240,i,13319578961094268484,16557498665191861597,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4728

    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

    3
    T1112

    Impair Defenses

    2
    T1562

    Disable or Modify Tools

    2
    T1562.001

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0892473.exe
      Filesize

      307KB

      MD5

      d751c9ced91639aceb91060e479ac574

      SHA1

      5f268920bced88a18ad02d2c245e80ef87c4ddb0

      SHA256

      287c8f9e4ac6fa2dfe8cef4cd02d451cc19d1708e5b3e832b668e778995b5812

      SHA512

      e81e710c09494e1014e9aa47294b7579cb3d2317941327595671b3fdfe6bb0df40f82cd77d40a28df7d3fdbfc497c19d5a5739cf509ef1dae9444185b9e6b3d7

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a6359303.exe
      Filesize

      181KB

      MD5

      80274d55d95fceaefd6ac2b1fee03a05

      SHA1

      aca66eb221a8c38fb918117a1bbc0fdb271e7331

      SHA256

      347d14eb6c6069bddb9bd8b62d87cc38f3a233dbe59e084744de47ef2ef7d589

      SHA512

      d43535227dbdc72faced22f6d8092d9b56b9442a7cfc05ac278678e0175179c758077cd70ec2ac8340eb11caf65c662d7f8ba51d4d8ddc85c068eb2ca5b5d8da

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b2281523.exe
      Filesize

      168KB

      MD5

      9a8892409550e4cbafb553b592b76136

      SHA1

      adf8ab7c19b352c14463323d5ad2660609e7068e

      SHA256

      8be5444c4136ea7470f218e43d646328ab1317fb78a21cca3e606eb0e51b6e0b

      SHA512

      98f0b5175d8b2e0b7b37aa574357612d1924a68c41d188983dfc246aa852db4b02da135deaeb792f4551239e649b318eadfa232a122b0ab4b246898d6576a2f2

    • memory/2320-38-0x0000000004980000-0x0000000004992000-memory.dmp
      Filesize

      72KB

    • memory/2320-17-0x0000000074680000-0x0000000074E30000-memory.dmp
      Filesize

      7.7MB

    • memory/2320-35-0x0000000004980000-0x0000000004992000-memory.dmp
      Filesize

      72KB

    • memory/2320-18-0x0000000074680000-0x0000000074E30000-memory.dmp
      Filesize

      7.7MB

    • memory/2320-19-0x00000000049F0000-0x0000000004F94000-memory.dmp
      Filesize

      5.6MB

    • memory/2320-20-0x0000000004980000-0x0000000004998000-memory.dmp
      Filesize

      96KB

    • memory/2320-22-0x0000000004980000-0x0000000004992000-memory.dmp
      Filesize

      72KB

    • memory/2320-24-0x0000000004980000-0x0000000004992000-memory.dmp
      Filesize

      72KB

    • memory/2320-48-0x0000000004980000-0x0000000004992000-memory.dmp
      Filesize

      72KB

    • memory/2320-46-0x0000000004980000-0x0000000004992000-memory.dmp
      Filesize

      72KB

    • memory/2320-44-0x0000000004980000-0x0000000004992000-memory.dmp
      Filesize

      72KB

    • memory/2320-42-0x0000000004980000-0x0000000004992000-memory.dmp
      Filesize

      72KB

    • memory/2320-40-0x0000000004980000-0x0000000004992000-memory.dmp
      Filesize

      72KB

    • memory/2320-15-0x0000000074680000-0x0000000074E30000-memory.dmp
      Filesize

      7.7MB

    • memory/2320-37-0x0000000004980000-0x0000000004992000-memory.dmp
      Filesize

      72KB

    • memory/2320-16-0x00000000022B0000-0x00000000022CA000-memory.dmp
      Filesize

      104KB

    • memory/2320-32-0x0000000004980000-0x0000000004992000-memory.dmp
      Filesize

      72KB

    • memory/2320-30-0x0000000004980000-0x0000000004992000-memory.dmp
      Filesize

      72KB

    • memory/2320-28-0x0000000004980000-0x0000000004992000-memory.dmp
      Filesize

      72KB

    • memory/2320-26-0x0000000004980000-0x0000000004992000-memory.dmp
      Filesize

      72KB

    • memory/2320-21-0x0000000004980000-0x0000000004992000-memory.dmp
      Filesize

      72KB

    • memory/2320-50-0x0000000074680000-0x0000000074E30000-memory.dmp
      Filesize

      7.7MB

    • memory/2320-14-0x000000007468E000-0x000000007468F000-memory.dmp
      Filesize

      4KB

    • memory/3312-54-0x00000000002D0000-0x00000000002FE000-memory.dmp
      Filesize

      184KB

    • memory/3312-55-0x0000000000990000-0x0000000000996000-memory.dmp
      Filesize

      24KB

    • memory/3312-56-0x000000000A7B0000-0x000000000ADC8000-memory.dmp
      Filesize

      6.1MB

    • memory/3312-57-0x000000000A2A0000-0x000000000A3AA000-memory.dmp
      Filesize

      1.0MB

    • memory/3312-58-0x000000000A1B0000-0x000000000A1C2000-memory.dmp
      Filesize

      72KB

    • memory/3312-59-0x000000000A210000-0x000000000A24C000-memory.dmp
      Filesize

      240KB

    • memory/3312-60-0x000000000A3B0000-0x000000000A3FC000-memory.dmp
      Filesize

      304KB