Analysis

  • max time kernel
    19s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    14-01-2021 06:36

General

  • Target

    8b021c061663ac4e87fd8568b47268f8.exe

  • Size

    334KB

  • MD5

    8b021c061663ac4e87fd8568b47268f8

  • SHA1

    6c22ee34fb6a7b6f83d872ed8a96330a6874d229

  • SHA256

    b721b7bd732b96647e8603f5beaa7bd1a0ab6f861f525eeaae3927a367d4231e

  • SHA512

    30a42177b43e5b295f5497462ae963f2be7f7b4aaf656114fefc133de4a2def4f1629bcdb310e0234f684e65bc84874d5c9f3807632ebf659ff2ee3f387b786f

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.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8b021c061663ac4e87fd8568b47268f8.exe
    "C:\Users\Admin\AppData\Local\Temp\8b021c061663ac4e87fd8568b47268f8.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1580
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C ping 127.0.0.1 -n 3 > nul & del ""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:952
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 3
        3⤵
        • Runs ping.exe
        PID:1080

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

Remote System Discovery

1
T1018

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/952-8-0x0000000000000000-mapping.dmp
  • memory/1080-9-0x0000000000000000-mapping.dmp
  • memory/1580-2-0x000000000521E000-0x000000000521F000-memory.dmp
    Filesize

    4KB

  • memory/1580-3-0x00000000068D0000-0x00000000068E1000-memory.dmp
    Filesize

    68KB

  • memory/1580-4-0x0000000006A50000-0x0000000006A61000-memory.dmp
    Filesize

    68KB

  • memory/1580-5-0x00000000744C0000-0x0000000074BAE000-memory.dmp
    Filesize

    6.9MB

  • memory/1580-6-0x0000000006950000-0x0000000006973000-memory.dmp
    Filesize

    140KB

  • memory/1580-7-0x00000000069A0000-0x00000000069C2000-memory.dmp
    Filesize

    136KB