Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-06-2024 09:17

General

  • Target

    a957dc16d684fbd7e12fc87e8ee12fea.exe

  • Size

    512KB

  • MD5

    a957dc16d684fbd7e12fc87e8ee12fea

  • SHA1

    20c73ccfdba13fd9b79c9e02432be39e48e4b37d

  • SHA256

    071b6c448d2546dea8caed872fca0d002f59a6b9849f0de2a565fc74b487fa37

  • SHA512

    fd6982587fba779d6febb84dfa65ec3e048e17733c2f01b61996bedb170bb4bb1cbb822c0dd2cf44a7e601373abaf499885b13b7957dd2a307bbd8f2120e9b3b

  • SSDEEP

    12288:4iFfKsLIh/4hBNR3lfo4T4A1i5g70dbRFpJtRSfF:40iP/E/pigb1i5Q0dbLLWf

Malware Config

Extracted

Family

redline

Botnet

LiveTraffoc

C2

4.185.56.82:42687

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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a957dc16d684fbd7e12fc87e8ee12fea.exe
    "C:\Users\Admin\AppData\Local\Temp\a957dc16d684fbd7e12fc87e8ee12fea.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:520
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:3552
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
          PID:4056
        • 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:2664
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 520 -s 284
          2⤵
          • Program crash
          PID:3472
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 520 -ip 520
        1⤵
          PID:2800

        Network

        MITRE ATT&CK Matrix ATT&CK v13

        Credential Access

        Unsecured Credentials

        2
        T1552

        Credentials In Files

        2
        T1552.001

        Discovery

        Query Registry

        1
        T1012

        Collection

        Data from Local System

        2
        T1005

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/520-0-0x0000000002DF0000-0x0000000002DF1000-memory.dmp
          Filesize

          4KB

        • memory/2664-1-0x0000000000400000-0x0000000000450000-memory.dmp
          Filesize

          320KB

        • memory/2664-2-0x0000000074E7E000-0x0000000074E7F000-memory.dmp
          Filesize

          4KB

        • memory/2664-3-0x0000000005C10000-0x00000000061B4000-memory.dmp
          Filesize

          5.6MB

        • memory/2664-4-0x00000000055A0000-0x0000000005632000-memory.dmp
          Filesize

          584KB

        • memory/2664-5-0x0000000005660000-0x000000000566A000-memory.dmp
          Filesize

          40KB

        • memory/2664-6-0x0000000074E70000-0x0000000075620000-memory.dmp
          Filesize

          7.7MB

        • memory/2664-7-0x0000000006AE0000-0x00000000070F8000-memory.dmp
          Filesize

          6.1MB

        • memory/2664-8-0x0000000008470000-0x000000000857A000-memory.dmp
          Filesize

          1.0MB

        • memory/2664-9-0x0000000006AA0000-0x0000000006AB2000-memory.dmp
          Filesize

          72KB

        • memory/2664-10-0x00000000083A0000-0x00000000083DC000-memory.dmp
          Filesize

          240KB

        • memory/2664-11-0x00000000083E0000-0x000000000842C000-memory.dmp
          Filesize

          304KB

        • memory/2664-12-0x0000000008610000-0x0000000008676000-memory.dmp
          Filesize

          408KB

        • memory/2664-13-0x0000000009310000-0x00000000094D2000-memory.dmp
          Filesize

          1.8MB

        • memory/2664-14-0x0000000009A10000-0x0000000009F3C000-memory.dmp
          Filesize

          5.2MB

        • memory/2664-15-0x000000000A760000-0x000000000A7B0000-memory.dmp
          Filesize

          320KB

        • memory/2664-17-0x0000000074E70000-0x0000000075620000-memory.dmp
          Filesize

          7.7MB