Analysis

  • max time kernel
    14s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    21-07-2021 21:01

General

  • Target

    7ED02CA6683BAE4874C4C904866F2E96.exe

  • Size

    1.1MB

  • MD5

    7ed02ca6683bae4874c4c904866f2e96

  • SHA1

    b3ab594e008a7507a3b5b103de156c27e1ecdbbe

  • SHA256

    926d1980fcca74794210a126faebacadeeb1b81a328f1d382531945b703f8aae

  • SHA512

    799a8a8bdc3b7bdf8e9ad11cc0f8d6b773d97fdd2a763f70acdf514179d446f87017394c2c2b1483e80a06d0e5a0d502d8acd34be40d073b4b81ad62407b1e98

Malware Config

Signatures

  • RedLine

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

  • 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 NtSetInformationThreadHideFromDebugger 1 IoCs
  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7ED02CA6683BAE4874C4C904866F2E96.exe
    "C:\Users\Admin\AppData\Local\Temp\7ED02CA6683BAE4874C4C904866F2E96.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3424
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C taskkill /F /PID 3424 && choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\7ED02CA6683BAE4874C4C904866F2E96.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1984
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /F /PID 3424
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1840
      • C:\Windows\SysWOW64\choice.exe
        choice /C Y /N /D Y /T 3
        3⤵
          PID:3720

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1840-128-0x0000000000000000-mapping.dmp
    • memory/1984-127-0x0000000000000000-mapping.dmp
    • memory/3424-121-0x00000000056B0000-0x00000000056B1000-memory.dmp
      Filesize

      4KB

    • memory/3424-118-0x0000000005420000-0x0000000005421000-memory.dmp
      Filesize

      4KB

    • memory/3424-119-0x0000000005460000-0x0000000005461000-memory.dmp
      Filesize

      4KB

    • memory/3424-120-0x0000000003160000-0x0000000003161000-memory.dmp
      Filesize

      4KB

    • memory/3424-114-0x0000000000DC0000-0x0000000000DC1000-memory.dmp
      Filesize

      4KB

    • memory/3424-122-0x0000000006AE0000-0x0000000006AE1000-memory.dmp
      Filesize

      4KB

    • memory/3424-123-0x0000000007080000-0x0000000007081000-memory.dmp
      Filesize

      4KB

    • memory/3424-124-0x0000000006CF0000-0x0000000006CF1000-memory.dmp
      Filesize

      4KB

    • memory/3424-125-0x0000000003161000-0x0000000003162000-memory.dmp
      Filesize

      4KB

    • memory/3424-126-0x00000000077B0000-0x00000000077B1000-memory.dmp
      Filesize

      4KB

    • memory/3424-117-0x0000000003190000-0x0000000003191000-memory.dmp
      Filesize

      4KB

    • memory/3424-116-0x00000000059F0000-0x00000000059F1000-memory.dmp
      Filesize

      4KB

    • memory/3720-129-0x0000000000000000-mapping.dmp