Analysis

  • max time kernel
    150s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/06/2023, 02:57

General

  • Target

    3d722cc6cfd76df1dafd7a06e1843b52d27d2a471baf9b5cb8afdab96809697b.exe

  • Size

    282KB

  • MD5

    16cbe8220c92595dd393ad61e953b862

  • SHA1

    50b8737e7b4f4cde08be6716e41894b4b6324288

  • SHA256

    3d722cc6cfd76df1dafd7a06e1843b52d27d2a471baf9b5cb8afdab96809697b

  • SHA512

    6ddd88e5b2c672cbb82714ca317808fc9e8376631d565d646e4b9528dc524b209ae4bb4d52856c05f3f356127cbb580934860084ecf63ff624e88f23fd1bb084

  • SSDEEP

    6144:6QvoWvJlzXFwvTygXUNVS4MGh1aBFrvz1xcxcWhBrt:6U7SyR1aBFrvz1xcxdBrt

Malware Config

Extracted

Family

redline

Botnet

sheron

C2

83.97.73.129:19068

Attributes
  • auth_value

    2d067e7e2372227d3a03b335260112e9

Signatures

  • RedLine

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d722cc6cfd76df1dafd7a06e1843b52d27d2a471baf9b5cb8afdab96809697b.exe
    "C:\Users\Admin\AppData\Local\Temp\3d722cc6cfd76df1dafd7a06e1843b52d27d2a471baf9b5cb8afdab96809697b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2452
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1968
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2452 -s 492
      2⤵
      • Program crash
      PID:2920
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k netsvcs -p
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Enumerates system info in registry
    PID:4684
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2452 -ip 2452
    1⤵
      PID:2636

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1968-133-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/1968-138-0x000000000AF80000-0x000000000B598000-memory.dmp

      Filesize

      6.1MB

    • memory/1968-139-0x000000000AAC0000-0x000000000ABCA000-memory.dmp

      Filesize

      1.0MB

    • memory/1968-140-0x000000000AA00000-0x000000000AA12000-memory.dmp

      Filesize

      72KB

    • memory/1968-141-0x000000000AA60000-0x000000000AA9C000-memory.dmp

      Filesize

      240KB

    • memory/1968-142-0x00000000055D0000-0x00000000055E0000-memory.dmp

      Filesize

      64KB

    • memory/1968-145-0x000000000AD70000-0x000000000ADE6000-memory.dmp

      Filesize

      472KB

    • memory/1968-146-0x000000000AE90000-0x000000000AF22000-memory.dmp

      Filesize

      584KB

    • memory/1968-147-0x000000000BB50000-0x000000000C0F4000-memory.dmp

      Filesize

      5.6MB

    • memory/1968-148-0x000000000B5A0000-0x000000000B606000-memory.dmp

      Filesize

      408KB

    • memory/1968-151-0x00000000055D0000-0x00000000055E0000-memory.dmp

      Filesize

      64KB

    • memory/1968-156-0x000000000C150000-0x000000000C1A0000-memory.dmp

      Filesize

      320KB

    • memory/1968-157-0x000000000C370000-0x000000000C532000-memory.dmp

      Filesize

      1.8MB

    • memory/1968-158-0x000000000CA70000-0x000000000CF9C000-memory.dmp

      Filesize

      5.2MB