Analysis

  • max time kernel
    148s
  • max time network
    165s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 13:06

General

  • Target

    7d1f6eeb31bd2e40692c777766b604a0bf50848518f5c931a53d7c48b988e8ef.exe

  • Size

    389KB

  • MD5

    2a5fee3aeb178d6f9d0ad8da6752ed62

  • SHA1

    abca698074e3b9b736a667d16876d0d6962d3f94

  • SHA256

    7d1f6eeb31bd2e40692c777766b604a0bf50848518f5c931a53d7c48b988e8ef

  • SHA512

    12be27e3e7a4960cf33ad6ee696ab0b7a15c40e02420e1da54d310d3ac75e02755ade67c86a658a3c0e41399d98ccdd34a28b17581dfd1bdb58a143bc4649a5c

  • SSDEEP

    6144:K1y+bnr+cp0yN90QEurtXOTTx4fEcn5ohF38TkpAfrFcnfdyWv9:zMrAy900rtX814f3ovm0AfrFiv9

Malware Config

Extracted

Family

redline

Botnet

nasa

C2

77.91.68.68:19071

Attributes
  • auth_value

    6da71218d8a9738ea3a9a78b5677589b

Signatures

  • Detects Healer an antivirus disabler dropper 2 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 1 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7d1f6eeb31bd2e40692c777766b604a0bf50848518f5c931a53d7c48b988e8ef.exe
    "C:\Users\Admin\AppData\Local\Temp\7d1f6eeb31bd2e40692c777766b604a0bf50848518f5c931a53d7c48b988e8ef.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3364
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8289349.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8289349.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3900
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p3979865.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p3979865.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3620
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r2995492.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r2995492.exe
        3⤵
        • Executes dropped EXE
        PID:1480
  • 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=4140 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2696

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8289349.exe

      Filesize

      206KB

      MD5

      9083e6401030e1b4b0840f3075ef1e1d

      SHA1

      78760243052a3d9da2a9576884c4f77a914dfd37

      SHA256

      da5de5537c6dc1c6548195f6c6706a32f115855f8f00dda604b989a71a4e4ea3

      SHA512

      ab7846f6a9edecd99de8df4bee91268773e748b87ba41d96aee2a0c6a492392f3880f5db08713963454ecad7d642874a3100e35a51974650dab15e29e96a7c0b

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p3979865.exe

      Filesize

      14KB

      MD5

      89e1ac4194ecfd74e1b15b011996075f

      SHA1

      61173306273de11f4f2aa7812d8297df0cdce5a1

      SHA256

      660993641635573a5b0a0cb175e536c95532215a375b1609a3062e3998ab2ab1

      SHA512

      82654ec550be53c9c9cea69fdf578bb6b79eb1c41b8ad59153ee68a4e314fbd6386992504617457cd347b0f278a1dac472466dd8952de7cdcaf57c8d0f88b6c6

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r2995492.exe

      Filesize

      173KB

      MD5

      72e51378e2c8b046f2fb05bb2c37c929

      SHA1

      1825f3057d33f09984909fdcf3ed7e1feecff7f1

      SHA256

      f2b31dda24613389d1e0cb1d6a6c7e0c6c740351b01402a59825e59ed397f081

      SHA512

      1f5b158265908118a9912a28f3f144d799cae8930db8d76fa289e38b6ec9ae23dff072dbc3407afcad26cf896df504342102aea14e7d0a5b2740b024e977c04a

    • memory/1480-20-0x0000000000490000-0x00000000004C0000-memory.dmp

      Filesize

      192KB

    • memory/1480-21-0x0000000004C70000-0x0000000004C76000-memory.dmp

      Filesize

      24KB

    • memory/1480-22-0x000000000A8F0000-0x000000000AF08000-memory.dmp

      Filesize

      6.1MB

    • memory/1480-23-0x000000000A3E0000-0x000000000A4EA000-memory.dmp

      Filesize

      1.0MB

    • memory/1480-24-0x0000000004DC0000-0x0000000004DD2000-memory.dmp

      Filesize

      72KB

    • memory/1480-25-0x000000000A670000-0x000000000A6AC000-memory.dmp

      Filesize

      240KB

    • memory/1480-26-0x000000000A6B0000-0x000000000A6FC000-memory.dmp

      Filesize

      304KB

    • memory/3620-14-0x00007FF8A1EC3000-0x00007FF8A1EC5000-memory.dmp

      Filesize

      8KB

    • memory/3620-15-0x0000000000F70000-0x0000000000F7A000-memory.dmp

      Filesize

      40KB