Analysis

  • max time kernel
    144s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 19:19

General

  • Target

    acb13f0321ac71908364f97ff8978ac657f9e51a88a66ecd616be305b7941f3c.exe

  • Size

    472KB

  • MD5

    73b24c5fbed62fe55c0b676d934a569c

  • SHA1

    dd67571559e5c8d6ac7bcbfd4023fc1060bad423

  • SHA256

    acb13f0321ac71908364f97ff8978ac657f9e51a88a66ecd616be305b7941f3c

  • SHA512

    fd9a760ead6233bfe8664a9c9781291c92ded59968756bcddca6c03477dd09acbd4b76866231ad916e14fd76b74fd0475c7fb3f5857b64e3c606ae1a693384e6

  • SSDEEP

    6144:K8y+bnr+3p0yN90QEvBjtZC+gmgO/qrD+UlnoH9aygS9NNbEilKrzED6gnWt8q:4Mrny90Xbx1/mDplsaibE7XVgnWH

Malware Config

Extracted

Family

redline

Botnet

moner

C2

77.91.124.82:19071

Attributes
  • auth_value

    a94cd9e01643e1945b296c28a2f28707

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
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\acb13f0321ac71908364f97ff8978ac657f9e51a88a66ecd616be305b7941f3c.exe
    "C:\Users\Admin\AppData\Local\Temp\acb13f0321ac71908364f97ff8978ac657f9e51a88a66ecd616be305b7941f3c.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1420
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4490240.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4490240.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4000
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g5450957.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g5450957.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4712
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
          4⤵
            PID:2596
          • 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:3044
        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i4226676.exe
          C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i4226676.exe
          3⤵
          • Executes dropped EXE
          PID:1720
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start wuauserv
      1⤵
      • Launches sc.exe
      PID:4432

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4490240.exe

      Filesize

      306KB

      MD5

      086c5e198a59c0858dd660afbe239e07

      SHA1

      ceadf7e3654b19ec8abe8392d77f0905251d7c59

      SHA256

      a75adcf5535b9a089ddc99698e4a726b3fd3ac46d9074028e12a26d26a91a46b

      SHA512

      df591137d232a71c8680a45b55f72e92cf08c80ba6533d117c13f874a3ac356186168b24a8315e4bd391a30ae45cf9fdda7a8f4a9e00f32f505867683bbba138

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g5450957.exe

      Filesize

      213KB

      MD5

      35110b48731541a0119df1277db54765

      SHA1

      67c38b3b290d015db185db6881c2ff191b8016d7

      SHA256

      63295e9c9ca677ed8ed0b29648cd3a2c57e1cd76a019d36edc5bb8d5dae3e356

      SHA512

      96beec3297e46e1fae18043aad630aeefdced8889caca6a8ff335141b752f417b72b20873860c9a6048c105791fab69dbe60ecedf76811dac3514020766b3e55

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i4226676.exe

      Filesize

      174KB

      MD5

      9eaaa3d8a7542dc23e85fa62e0fb17b0

      SHA1

      5752180c02a6e8ef9cf463a401dcaa7ad57506db

      SHA256

      97918c27a8c4ff25ace498bc7b69869cabf9c13b32e6ef88bf6432a3c166f1e6

      SHA512

      16c10bd3d7e5a9bf1c520a6e3d9f1bc7f644d8fcfb3ef50b5d57ae64ef0b359878c41b401ef55bbd10f5e82467ba0630c36261f8782e7d9a64164ad361e58a07

    • memory/1720-18-0x0000000000F30000-0x0000000000F60000-memory.dmp

      Filesize

      192KB

    • memory/1720-19-0x0000000005750000-0x0000000005756000-memory.dmp

      Filesize

      24KB

    • memory/1720-20-0x0000000005FC0000-0x00000000065D8000-memory.dmp

      Filesize

      6.1MB

    • memory/1720-21-0x0000000005AC0000-0x0000000005BCA000-memory.dmp

      Filesize

      1.0MB

    • memory/1720-22-0x0000000005A00000-0x0000000005A12000-memory.dmp

      Filesize

      72KB

    • memory/1720-23-0x0000000005A60000-0x0000000005A9C000-memory.dmp

      Filesize

      240KB

    • memory/1720-24-0x0000000005BD0000-0x0000000005C1C000-memory.dmp

      Filesize

      304KB

    • memory/3044-14-0x0000000000400000-0x000000000040A000-memory.dmp

      Filesize

      40KB