Analysis

  • max time kernel
    121s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-09-2024 13:21

General

  • Target

    file.exe

  • Size

    312KB

  • MD5

    389881b424cf4d7ec66de13f01c7232a

  • SHA1

    d3bc5a793c1b8910e1ecc762b69b3866e4c5ba78

  • SHA256

    9d1211b3869ca43840b7da1677b257ad37521aab47719c6fcfe343121760b746

  • SHA512

    2b9517d5d9d972e8754a08863a29e3d3e3cfde58e20d433c85546c2298aad50ac8b069cafd5abb3c86e24263d662c6e1ea23c0745a2668dfd215ddbdfbd1ab96

  • SSDEEP

    6144:mmAUwI0Q3r6UBqC7e8O5rvH9MMoBfOWf6dX/mY9Row3:mmANIL3OUBqC7e15M/6d/Mw3

Malware Config

Extracted

Family

redline

Botnet

LiveTraffic

C2

95.179.250.45:26212

Signatures

  • RedLine

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

  • RedLine payload 5 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2784
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:2716
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1512

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Tmp44ED.tmp

      Filesize

      2KB

      MD5

      1420d30f964eac2c85b2ccfe968eebce

      SHA1

      bdf9a6876578a3e38079c4f8cf5d6c79687ad750

      SHA256

      f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

      SHA512

      6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

    • memory/1512-7-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/1512-5-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/1512-15-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/1512-34-0x00000000742D0000-0x00000000749BE000-memory.dmp

      Filesize

      6.9MB

    • memory/1512-13-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/1512-10-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/1512-6-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/1512-33-0x00000000742D0000-0x00000000749BE000-memory.dmp

      Filesize

      6.9MB

    • memory/1512-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/1512-4-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/1512-30-0x00000000742D0000-0x00000000749BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2784-1-0x0000000000E90000-0x0000000000EE4000-memory.dmp

      Filesize

      336KB

    • memory/2784-11-0x00000000022F0000-0x00000000042F0000-memory.dmp

      Filesize

      32.0MB

    • memory/2784-0-0x000000007441E000-0x000000007441F000-memory.dmp

      Filesize

      4KB

    • memory/2784-16-0x0000000074410000-0x0000000074AFE000-memory.dmp

      Filesize

      6.9MB