Analysis

  • max time kernel
    142s
  • 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
    10-05-2024 12:29

General

  • Target

    61f1a776dcd13885a5979397d5b945e89d26cfcfe61e000ac89070e4a45bc562.exe

  • Size

    479KB

  • MD5

    1b385dfef9c3683b4849ce42c7b6b5f3

  • SHA1

    8aa540ad4ad25b905fdfadc3e351ba1c49e3e9b7

  • SHA256

    61f1a776dcd13885a5979397d5b945e89d26cfcfe61e000ac89070e4a45bc562

  • SHA512

    20e65a503be4341c386046a617c4875e006527eebd214299d971650a22c245450bfccd600d9fd9e2d0b6d1a9c5dd719037b2477452e29ddf4bdaaf20b83998b3

  • SSDEEP

    12288:MMr2y90GYO4OtK8z1J6Rxt0wptqtOTy2A8xADCvc:qyGV8z1YRgOuUAkc

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 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\61f1a776dcd13885a5979397d5b945e89d26cfcfe61e000ac89070e4a45bc562.exe
    "C:\Users\Admin\AppData\Local\Temp\61f1a776dcd13885a5979397d5b945e89d26cfcfe61e000ac89070e4a45bc562.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3372
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3756826.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3756826.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4488
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3719439.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3719439.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4740
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l6925739.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l6925739.exe
        3⤵
        • Executes dropped EXE
        PID:4716
  • 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 --field-trial-handle=1020,i,3724086843943218842,1026644135694712596,262144 --variations-seed-version --mojo-platform-channel-handle=3740 /prefetch:8
    1⤵
      PID:3648

    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\y3756826.exe
      Filesize

      307KB

      MD5

      ca2ad17b64a10b961c2b14a7e47a8030

      SHA1

      a339ebb686b832fc87af3c287f67d8ef52e140e8

      SHA256

      23bc83a4a63831c87e6d79e2b366e2534c967a13a377e66f4d92e226f9e8be94

      SHA512

      ad5e5a03336562d58b02f2556eb833fe3c39d2a7c47584379059cc5a584be1efc981cde4c84a350a4bb244502a73fb7bf0bee7b03b4ef002bb6ecc17d3caff04

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3719439.exe
      Filesize

      180KB

      MD5

      0e2a8712db80505e38c2816483598edf

      SHA1

      8ff6735fc1c080fb73825928f2bf9aa409b3758c

      SHA256

      a88a17437aa434a4c8df1657b4ac4c72d5d65247c160b7d2351101a2955ecd0c

      SHA512

      1076c1d65c2bd3be562d57ebe5a00af294242456a80a4149e3ae5ed1816a35abdab48cca90617ccb9839a14020391ed425cedba42f63c75b8488f45485108d91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l6925739.exe
      Filesize

      168KB

      MD5

      9eb1e1ed0fb5f198b60699f1d6f2c4d8

      SHA1

      0a93100586a585ffaceecff9c67cf28e703b67d2

      SHA256

      0fce1f4c2a87e2bdccfe4c3112f837d1fdeb91edb113f055787e29000a4a348b

      SHA512

      fe9679472176c5d0648355a230eb9b77a19d565b17cb957a14d96d60df338f039ddbbdc97c611776239e8b5b3e842c85e8ac6b50882feb59917a1bb12496140d

    • memory/4716-60-0x0000000005A60000-0x0000000005AAC000-memory.dmp
      Filesize

      304KB

    • memory/4716-59-0x0000000005A20000-0x0000000005A5C000-memory.dmp
      Filesize

      240KB

    • memory/4716-58-0x00000000059C0000-0x00000000059D2000-memory.dmp
      Filesize

      72KB

    • memory/4716-57-0x0000000005AB0000-0x0000000005BBA000-memory.dmp
      Filesize

      1.0MB

    • memory/4716-56-0x0000000005FC0000-0x00000000065D8000-memory.dmp
      Filesize

      6.1MB

    • memory/4716-55-0x0000000003200000-0x0000000003206000-memory.dmp
      Filesize

      24KB

    • memory/4716-54-0x0000000000EF0000-0x0000000000F20000-memory.dmp
      Filesize

      192KB

    • memory/4740-34-0x0000000004AC0000-0x0000000004AD2000-memory.dmp
      Filesize

      72KB

    • memory/4740-48-0x0000000073BA0000-0x0000000074350000-memory.dmp
      Filesize

      7.7MB

    • memory/4740-32-0x0000000004AC0000-0x0000000004AD2000-memory.dmp
      Filesize

      72KB

    • memory/4740-30-0x0000000004AC0000-0x0000000004AD2000-memory.dmp
      Filesize

      72KB

    • memory/4740-28-0x0000000004AC0000-0x0000000004AD2000-memory.dmp
      Filesize

      72KB

    • memory/4740-26-0x0000000004AC0000-0x0000000004AD2000-memory.dmp
      Filesize

      72KB

    • memory/4740-38-0x0000000004AC0000-0x0000000004AD2000-memory.dmp
      Filesize

      72KB

    • memory/4740-22-0x0000000004AC0000-0x0000000004AD2000-memory.dmp
      Filesize

      72KB

    • memory/4740-20-0x0000000004AC0000-0x0000000004AD2000-memory.dmp
      Filesize

      72KB

    • memory/4740-19-0x0000000004AC0000-0x0000000004AD2000-memory.dmp
      Filesize

      72KB

    • memory/4740-47-0x0000000004AC0000-0x0000000004AD2000-memory.dmp
      Filesize

      72KB

    • memory/4740-36-0x0000000004AC0000-0x0000000004AD2000-memory.dmp
      Filesize

      72KB

    • memory/4740-45-0x0000000004AC0000-0x0000000004AD2000-memory.dmp
      Filesize

      72KB

    • memory/4740-43-0x0000000004AC0000-0x0000000004AD2000-memory.dmp
      Filesize

      72KB

    • memory/4740-50-0x0000000073BA0000-0x0000000074350000-memory.dmp
      Filesize

      7.7MB

    • memory/4740-40-0x0000000004AC0000-0x0000000004AD2000-memory.dmp
      Filesize

      72KB

    • memory/4740-42-0x0000000073BA0000-0x0000000074350000-memory.dmp
      Filesize

      7.7MB

    • memory/4740-24-0x0000000004AC0000-0x0000000004AD2000-memory.dmp
      Filesize

      72KB

    • memory/4740-18-0x0000000004AC0000-0x0000000004AD8000-memory.dmp
      Filesize

      96KB

    • memory/4740-17-0x0000000073BA0000-0x0000000074350000-memory.dmp
      Filesize

      7.7MB

    • memory/4740-16-0x0000000004B90000-0x0000000005134000-memory.dmp
      Filesize

      5.6MB

    • memory/4740-15-0x00000000023C0000-0x00000000023DA000-memory.dmp
      Filesize

      104KB

    • memory/4740-14-0x0000000073BAE000-0x0000000073BAF000-memory.dmp
      Filesize

      4KB