Analysis

  • max time kernel
    142s
  • max time network
    152s
  • 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 13:06

General

  • Target

    c429566ed481fe562466b6e87d2cfe6fc492efeb3007819b63dd4cf45594d639.exe

  • Size

    309KB

  • MD5

    2b9af2f423ddd5e5022d79ce0fc8ef82

  • SHA1

    5e2592a9d3167b27d130b4f054175cf9a4ec407a

  • SHA256

    c429566ed481fe562466b6e87d2cfe6fc492efeb3007819b63dd4cf45594d639

  • SHA512

    19274e6cc635c5c8bcd4c48f4859e0d40f023eabf94413d8845c98c4a2d41a676c30129002956e9bbfb0835cc1ec0749df326fd95efdf9dc849d84ab6b1123e4

  • SSDEEP

    6144:KDy+bnr+ip0yN90QEx5F5OYc1u31g4TBymqSI6pz9wfWF33OHqK:VMr2y90Rxc1u31TTEYZ3wfWlMqK

Malware Config

Extracted

Family

redline

Botnet

mihan

C2

217.196.96.101:4132

Attributes
  • auth_value

    9a6a8fdae02ed7caa0a49a6ddc6d4520

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\c429566ed481fe562466b6e87d2cfe6fc492efeb3007819b63dd4cf45594d639.exe
    "C:\Users\Admin\AppData\Local\Temp\c429566ed481fe562466b6e87d2cfe6fc492efeb3007819b63dd4cf45594d639.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4484
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9236674.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9236674.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2044
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b3995746.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b3995746.exe
      2⤵
      • Executes dropped EXE
      PID:1944
  • 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=4372,i,3724086843943218842,1026644135694712596,262144 --variations-seed-version --mojo-platform-channel-handle=1420 /prefetch:8
    1⤵
      PID:1000

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9236674.exe

      Filesize

      180KB

      MD5

      9d6a6a164c9371fe63996d4ee60608df

      SHA1

      acc572756616ba0cdd302803ade94f4d6f1c447e

      SHA256

      b80f9eb78c1bc9d2e6abcb79000108ca6ca2700ee20d4c1d9e221d30813383e0

      SHA512

      c56e4df370b0d536176c362c49f9664f4a5f49b35034e4cc1c70459bfde95fb3d8ae044b7014323fbc20210313a1f489a42f5ad15957529c6446af93ce17bebf

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b3995746.exe

      Filesize

      168KB

      MD5

      72d543112c67db99263bdcdb053c5200

      SHA1

      5ed8046e303358157f833bfb8bcb42966f3ab14d

      SHA256

      c7a850a137dec0ca9e361fde39aacb695d98e1165eb401929fbbff687950e0c5

      SHA512

      32e8967b5136d9799fd0de5c324c075dbd5ba3a5506ee0fb9d070a249e3a52b4a18db04d1cc71517fbecb44897cf6a3dc76d4fa175dd54973ecefd6ad99c7a7e

    • memory/1944-56-0x0000000073B50000-0x0000000073BFB000-memory.dmp

      Filesize

      684KB

    • memory/1944-55-0x0000000004F10000-0x0000000004F5C000-memory.dmp

      Filesize

      304KB

    • memory/1944-54-0x0000000004D70000-0x0000000004DAC000-memory.dmp

      Filesize

      240KB

    • memory/1944-53-0x0000000073B50000-0x0000000073BFB000-memory.dmp

      Filesize

      684KB

    • memory/1944-52-0x0000000004D10000-0x0000000004D22000-memory.dmp

      Filesize

      72KB

    • memory/1944-51-0x0000000004E00000-0x0000000004F0A000-memory.dmp

      Filesize

      1.0MB

    • memory/1944-50-0x0000000005310000-0x0000000005928000-memory.dmp

      Filesize

      6.1MB

    • memory/1944-49-0x00000000025E0000-0x00000000025E6000-memory.dmp

      Filesize

      24KB

    • memory/1944-48-0x0000000073B50000-0x0000000073BFB000-memory.dmp

      Filesize

      684KB

    • memory/1944-47-0x0000000000390000-0x00000000003C0000-memory.dmp

      Filesize

      192KB

    • memory/2044-37-0x0000000002550000-0x0000000002562000-memory.dmp

      Filesize

      72KB

    • memory/2044-43-0x0000000073BA0000-0x0000000074350000-memory.dmp

      Filesize

      7.7MB

    • memory/2044-25-0x0000000002550000-0x0000000002562000-memory.dmp

      Filesize

      72KB

    • memory/2044-23-0x0000000002550000-0x0000000002562000-memory.dmp

      Filesize

      72KB

    • memory/2044-21-0x0000000002550000-0x0000000002562000-memory.dmp

      Filesize

      72KB

    • memory/2044-40-0x0000000073BA0000-0x0000000074350000-memory.dmp

      Filesize

      7.7MB

    • memory/2044-19-0x0000000002550000-0x0000000002562000-memory.dmp

      Filesize

      72KB

    • memory/2044-17-0x0000000002550000-0x0000000002562000-memory.dmp

      Filesize

      72KB

    • memory/2044-15-0x0000000002550000-0x0000000002562000-memory.dmp

      Filesize

      72KB

    • memory/2044-13-0x0000000002550000-0x0000000002562000-memory.dmp

      Filesize

      72KB

    • memory/2044-41-0x0000000073BA0000-0x0000000074350000-memory.dmp

      Filesize

      7.7MB

    • memory/2044-27-0x0000000002550000-0x0000000002562000-memory.dmp

      Filesize

      72KB

    • memory/2044-29-0x0000000002550000-0x0000000002562000-memory.dmp

      Filesize

      72KB

    • memory/2044-31-0x0000000002550000-0x0000000002562000-memory.dmp

      Filesize

      72KB

    • memory/2044-33-0x0000000002550000-0x0000000002562000-memory.dmp

      Filesize

      72KB

    • memory/2044-35-0x0000000002550000-0x0000000002562000-memory.dmp

      Filesize

      72KB

    • memory/2044-39-0x0000000002550000-0x0000000002562000-memory.dmp

      Filesize

      72KB

    • memory/2044-12-0x0000000002550000-0x0000000002562000-memory.dmp

      Filesize

      72KB

    • memory/2044-11-0x0000000002550000-0x0000000002568000-memory.dmp

      Filesize

      96KB

    • memory/2044-10-0x0000000073BA0000-0x0000000074350000-memory.dmp

      Filesize

      7.7MB

    • memory/2044-9-0x0000000004C00000-0x00000000051A4000-memory.dmp

      Filesize

      5.6MB

    • memory/2044-8-0x0000000002390000-0x00000000023AA000-memory.dmp

      Filesize

      104KB

    • memory/2044-7-0x0000000073BAE000-0x0000000073BAF000-memory.dmp

      Filesize

      4KB