Analysis

  • max time kernel
    36s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    23-11-2020 09:21

General

  • Target

    Traves Dreams.exe

  • Size

    825KB

  • MD5

    26e694fab0a2f2041b191cd154d85ba5

  • SHA1

    1b36528c4f505df852d7fcdd6054cc4ab7d70024

  • SHA256

    0d5bfc0c20d8142640a572b53e611015b225c0312faac51006c299e59a061a8a

  • SHA512

    fd223adbf3172b4f08952f9c095456efea836cba1b869819e31fafc1819a718193f568cb3915fa69477cd45bd2ca19b30b576632d9dc91ec12b98d6e57e634c8

Malware Config

Signatures

  • RedLine

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

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

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

  • Checks installed software on the system 1 TTPs

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

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Traves Dreams.exe
    "C:\Users\Admin\AppData\Local\Temp\Traves Dreams.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:428
    • C:\Users\Admin\AppData\Local\Temp\Traves Dreams.exe
      "C:\Users\Admin\AppData\Local\Temp\Traves Dreams.exe"
      2⤵
        PID:3808
      • C:\Users\Admin\AppData\Local\Temp\Traves Dreams.exe
        "C:\Users\Admin\AppData\Local\Temp\Traves Dreams.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1504
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /C ping 127.0.0.1 -n 3 > nul & del "C:\Users\Admin\AppData\Local\Temp\Traves Dreams.exe"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:812
          • C:\Windows\SysWOW64\PING.EXE
            ping 127.0.0.1 -n 3
            4⤵
            • Runs ping.exe
            PID:3888

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Traves Dreams.exe.log

      MD5

      9e7845217df4a635ec4341c3d52ed685

      SHA1

      d65cb39d37392975b038ce503a585adadb805da5

      SHA256

      d60e596ed3d5c13dc9f1660e6d870d99487e1383891437645c4562a9ecaa8c9b

      SHA512

      307c3b4d4f2655bdeb177e7b9c981ca27513618903f02c120caa755c9da5a8dd03ebab660b56108a680720a97c1e9596692490aede18cc4bd77b9fc3d8e68aa1

    • memory/428-1-0x0000000000A00000-0x0000000000A01000-memory.dmp

      Filesize

      4KB

    • memory/428-3-0x0000000005A30000-0x0000000005A31000-memory.dmp

      Filesize

      4KB

    • memory/428-4-0x0000000005470000-0x0000000005471000-memory.dmp

      Filesize

      4KB

    • memory/428-5-0x0000000005440000-0x0000000005441000-memory.dmp

      Filesize

      4KB

    • memory/428-6-0x0000000007100000-0x0000000007185000-memory.dmp

      Filesize

      532KB

    • memory/428-7-0x00000000057E0000-0x0000000005821000-memory.dmp

      Filesize

      260KB

    • memory/428-8-0x0000000005A10000-0x0000000005A26000-memory.dmp

      Filesize

      88KB

    • memory/428-0-0x0000000073160000-0x000000007384E000-memory.dmp

      Filesize

      6.9MB

    • memory/812-29-0x0000000000000000-mapping.dmp

    • memory/1504-15-0x0000000005320000-0x0000000005321000-memory.dmp

      Filesize

      4KB

    • memory/1504-20-0x0000000006290000-0x0000000006291000-memory.dmp

      Filesize

      4KB

    • memory/1504-10-0x00000000004204BA-mapping.dmp

    • memory/1504-16-0x0000000004D50000-0x0000000004D51000-memory.dmp

      Filesize

      4KB

    • memory/1504-17-0x0000000004D10000-0x0000000004D11000-memory.dmp

      Filesize

      4KB

    • memory/1504-18-0x0000000004D90000-0x0000000004D91000-memory.dmp

      Filesize

      4KB

    • memory/1504-19-0x0000000005010000-0x0000000005011000-memory.dmp

      Filesize

      4KB

    • memory/1504-12-0x0000000073160000-0x000000007384E000-memory.dmp

      Filesize

      6.9MB

    • memory/1504-21-0x0000000006990000-0x0000000006991000-memory.dmp

      Filesize

      4KB

    • memory/1504-24-0x0000000006580000-0x0000000006581000-memory.dmp

      Filesize

      4KB

    • memory/1504-25-0x0000000006500000-0x0000000006501000-memory.dmp

      Filesize

      4KB

    • memory/1504-26-0x00000000068C0000-0x00000000068C1000-memory.dmp

      Filesize

      4KB

    • memory/1504-27-0x0000000006F30000-0x0000000006F31000-memory.dmp

      Filesize

      4KB

    • memory/1504-28-0x0000000008370000-0x0000000008371000-memory.dmp

      Filesize

      4KB

    • memory/1504-9-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/3888-30-0x0000000000000000-mapping.dmp