Analysis

  • max time kernel
    110s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    17-02-2021 19:14

General

  • Target

    QUOTEGMC_388472_00922933PDF.exe

  • Size

    724KB

  • MD5

    58b5557375c9459985dcd0cce20722dd

  • SHA1

    1a270f4a1403952e9ae799eac3e6684eef21b697

  • SHA256

    fe60e9ec408cf61c465517c77e9a504d3e63679f733bcc02ffa4de14f5045d8d

  • SHA512

    1009a8305953b7362abd7e12f3f9102b2abdebccbb69786be701cbfd861cf29127a62510c40a7850395ff947d286a762217083fc5bcc33256f11e29288383113

Malware Config

Signatures

  • RedLine

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

  • RedLine Payload 3 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\QUOTEGMC_388472_00922933PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\QUOTEGMC_388472_00922933PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1964
    • C:\Users\Admin\AppData\Local\Temp\QUOTEGMC_388472_00922933PDF.exe
      "C:\Users\Admin\AppData\Local\Temp\QUOTEGMC_388472_00922933PDF.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:604

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/604-9-0x0000000000423F92-mapping.dmp

  • memory/604-8-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/604-10-0x0000000073E00000-0x00000000744EE000-memory.dmp

    Filesize

    6.9MB

  • memory/604-11-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/604-13-0x0000000000840000-0x0000000000841000-memory.dmp

    Filesize

    4KB

  • memory/1964-2-0x0000000073E00000-0x00000000744EE000-memory.dmp

    Filesize

    6.9MB

  • memory/1964-3-0x0000000000EE0000-0x0000000000EE1000-memory.dmp

    Filesize

    4KB

  • memory/1964-5-0x0000000000A20000-0x0000000000A24000-memory.dmp

    Filesize

    16KB

  • memory/1964-6-0x00000000049B0000-0x00000000049B1000-memory.dmp

    Filesize

    4KB

  • memory/1964-7-0x00000000043D0000-0x0000000004423000-memory.dmp

    Filesize

    332KB