Analysis

  • max time kernel
    78s
  • max time network
    87s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 23:06

General

  • Target

    External v_4.26.exe

  • Size

    279KB

  • MD5

    1b3a071cd0ad94839874a3471e89b8aa

  • SHA1

    ce82ce87e39705d8b05055fbdfacafa675f9b4db

  • SHA256

    4ec76eb7a26ba0b31255b177ff476b0dc2d7cba06dd015eac838cb0e585d1b7f

  • SHA512

    796eda6dece8257d115a98a7ca5c33e39078e8f7275fe17f42d5b73e4d826889a09ae2e2e8f6987630b66d26b2da88f5eabee4a2bb330cf947638590f7169b00

  • SSDEEP

    6144:K/PT2fQDz89hqi1l+t7aelEgNOXG9imxUg:cLCQU9hqi+lEgNoe9x

Malware Config

Signatures

  • Detect ZGRat V1 1 IoCs
  • RedLine

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

  • RedLine payload 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\External v_4.26.exe
    "C:\Users\Admin\AppData\Local\Temp\External v_4.26.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:788
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3560
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:448

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/788-8-0x0000000075120000-0x00000000758D0000-memory.dmp

      Filesize

      7.7MB

    • memory/788-1-0x0000000075120000-0x00000000758D0000-memory.dmp

      Filesize

      7.7MB

    • memory/788-4-0x0000000002C60000-0x0000000004C60000-memory.dmp

      Filesize

      32.0MB

    • memory/788-0-0x0000000000820000-0x000000000086C000-memory.dmp

      Filesize

      304KB

    • memory/3560-12-0x0000000005900000-0x0000000005910000-memory.dmp

      Filesize

      64KB

    • memory/3560-9-0x0000000075120000-0x00000000758D0000-memory.dmp

      Filesize

      7.7MB

    • memory/3560-10-0x0000000005C90000-0x0000000006234000-memory.dmp

      Filesize

      5.6MB

    • memory/3560-11-0x00000000057E0000-0x0000000005872000-memory.dmp

      Filesize

      584KB

    • memory/3560-5-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/3560-13-0x0000000005890000-0x000000000589A000-memory.dmp

      Filesize

      40KB

    • memory/3560-14-0x0000000006E20000-0x0000000007438000-memory.dmp

      Filesize

      6.1MB

    • memory/3560-15-0x0000000006970000-0x0000000006A7A000-memory.dmp

      Filesize

      1.0MB

    • memory/3560-16-0x00000000068A0000-0x00000000068B2000-memory.dmp

      Filesize

      72KB

    • memory/3560-17-0x0000000006680000-0x00000000066BC000-memory.dmp

      Filesize

      240KB

    • memory/3560-18-0x00000000068C0000-0x000000000690C000-memory.dmp

      Filesize

      304KB

    • memory/3560-19-0x00000000065B0000-0x0000000006616000-memory.dmp

      Filesize

      408KB