Analysis

  • max time kernel
    210s
  • max time network
    244s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-07-2022 14:57

General

  • Target

    145877ca20956bebfae598ae4d4ac8c635c73ec5f7b6c34d6fdd024648f576f9.exe

  • Size

    1.5MB

  • MD5

    bddb6d6ce4d658895dd74b7fee47fada

  • SHA1

    944ff4b281d0082b89bdfe8fcdb1a5d4a03eca8c

  • SHA256

    145877ca20956bebfae598ae4d4ac8c635c73ec5f7b6c34d6fdd024648f576f9

  • SHA512

    b75ba8c0ce2df4b86bd6fda7022e4b67159798490eab9e0635baf2e68ed7dc67428707c6cc4d0f841d2025fde8f33312430e8b44fff3956a4aee5ce39a317c1a

Malware Config

Extracted

Family

redline

Botnet

TORRENTOLD

C2

amrican-sport-live-stream.cc:4581

Attributes
  • auth_value

    74e1b58bf920611f04c0e3919954fe05

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\145877ca20956bebfae598ae4d4ac8c635c73ec5f7b6c34d6fdd024648f576f9.exe
    "C:\Users\Admin\AppData\Local\Temp\145877ca20956bebfae598ae4d4ac8c635c73ec5f7b6c34d6fdd024648f576f9.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2036
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      2⤵
        PID:2792
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2772

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2036-130-0x0000000000D10000-0x0000000000E8E000-memory.dmp
      Filesize

      1.5MB

    • memory/2036-131-0x0000000005920000-0x0000000005942000-memory.dmp
      Filesize

      136KB

    • memory/2036-132-0x0000000005A00000-0x0000000005A66000-memory.dmp
      Filesize

      408KB

    • memory/2036-133-0x0000000031D60000-0x0000000031DF2000-memory.dmp
      Filesize

      584KB

    • memory/2036-134-0x00000000323B0000-0x0000000032954000-memory.dmp
      Filesize

      5.6MB

    • memory/2772-138-0x000000000B500000-0x000000000BB18000-memory.dmp
      Filesize

      6.1MB

    • memory/2772-136-0x0000000000000000-mapping.dmp
    • memory/2772-137-0x0000000000400000-0x0000000000444000-memory.dmp
      Filesize

      272KB

    • memory/2772-139-0x000000000AF70000-0x000000000AF82000-memory.dmp
      Filesize

      72KB

    • memory/2772-140-0x000000000B0A0000-0x000000000B1AA000-memory.dmp
      Filesize

      1.0MB

    • memory/2772-141-0x000000000AFD0000-0x000000000B00C000-memory.dmp
      Filesize

      240KB

    • memory/2772-142-0x0000000005760000-0x00000000057D6000-memory.dmp
      Filesize

      472KB

    • memory/2772-143-0x000000000B420000-0x000000000B43E000-memory.dmp
      Filesize

      120KB

    • memory/2772-144-0x000000000C7D0000-0x000000000C820000-memory.dmp
      Filesize

      320KB

    • memory/2772-145-0x000000000C9F0000-0x000000000CBB2000-memory.dmp
      Filesize

      1.8MB

    • memory/2772-146-0x000000000D0F0000-0x000000000D61C000-memory.dmp
      Filesize

      5.2MB

    • memory/2792-135-0x0000000000000000-mapping.dmp