Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/07/2024, 23:28

General

  • Target
    FE30749E0A05991421373D09B35D63F1E267C8B1DE97850E9AAB4433834049A6.exe
  • Size 373KB
  • Sample240724-3gfd4atdnm
  • SHA256 9bc2f72646fcc040a0c11d469f353931f3d6eb606f8fa60bdcbd0fa091e59968
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • 50n

C2
  • 193.106.191.123:34450

Attributes
  • auth_value

    d61a9ba1568b3b8e34c959aa0f254969

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 35 IoCs
  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FE30749E0A05991421373D09B35D63F1E267C8B1DE97850E9AAB4433834049A6.exe
    "C:\Users\Admin\AppData\Local\Temp\FE30749E0A05991421373D09B35D63F1E267C8B1DE97850E9AAB4433834049A6.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3792
    • C:\Users\Admin\AppData\Local\Temp\IoUNtL.exe
      C:\Users\Admin\AppData\Local\Temp\IoUNtL.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2128
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\0cd7476d.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4284

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        k2[1].rar

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\WZ04RUV6\k2[1].rar
        • Size 4B
        • SHA256 b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
        • MD5 SHA1 SHA512

        0cd7476d.bat

        • Path C:\Users\Admin\AppData\Local\Temp\0cd7476d.bat
        • Size 187B
        • SHA256 073f4646de7c11b62085e60e2006fa6f8e8398367b8fa2e8819fc887c54ef9f7
        • MD5 SHA1 SHA512

        72D04E3A.exe

        • Path C:\Users\Admin\AppData\Local\Temp\72D04E3A.exe
        • Size 4B
        • SHA256 9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
        • MD5 SHA1 SHA512

        IoUNtL.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IoUNtL.exe
        • Size 15KB
        • SHA256 4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794
        • MD5 SHA1 SHA512 SSDEEP

        memory/2128-5-0x0000000000910000-0x0000000000919000-memory.dmp

        memory/2128-865-0x0000000000910000-0x0000000000919000-memory.dmp

        memory/3792-75-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-70-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-16-0x00000000020D0000-0x0000000002108000-memory.dmp

        memory/3792-15-0x0000000000560000-0x0000000000660000-memory.dmp

        memory/3792-18-0x0000000000400000-0x000000000048A000-memory.dmp

        memory/3792-26-0x00000000027A0000-0x00000000027D0000-memory.dmp

        memory/3792-27-0x0000000004CC0000-0x0000000005264000-memory.dmp

        memory/3792-28-0x0000000004B80000-0x0000000004BAE000-memory.dmp

        memory/3792-91-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-99-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-97-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-95-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-93-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-89-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-87-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-85-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-84-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-81-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-80-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-77-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-0-0x0000000000400000-0x000000000048A000-memory.dmp

        memory/3792-73-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-71-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-17-0x0000000000400000-0x000000000043B000-memory.dmp

        memory/3792-842-0x0000000005270000-0x0000000005888000-memory.dmp

        memory/3792-843-0x00000000058D0000-0x00000000058E2000-memory.dmp

        memory/3792-67-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-65-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-844-0x00000000058F0000-0x00000000059FA000-memory.dmp

        memory/3792-63-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-61-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-59-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-57-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-55-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-53-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-51-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-49-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-47-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-45-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-44-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-41-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-39-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-38-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-36-0x0000000004B80000-0x0000000004BA9000-memory.dmp

        memory/3792-852-0x0000000005A60000-0x0000000005A9C000-memory.dmp

        memory/3792-853-0x0000000005BA0000-0x0000000005BEC000-memory.dmp

        memory/3792-868-0x0000000000560000-0x0000000000660000-memory.dmp

        memory/3792-869-0x0000000000400000-0x000000000043B000-memory.dmp