Analysis

  • max time kernel
    1800s
  • max time network
    1169s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231025-es
  • resource tags

    arch:x64arch:x86image:win10v2004-20231025-eslocale:es-esos:windows10-2004-x64systemwindows
  • submitted
    15-11-2023 23:09

General

  • Target

    Payload.exe

  • Size

    27KB

  • MD5

    76860b5759bcbe6665e98564bb213b0b

  • SHA1

    b18d7df7cc5b82cc6a5de93a1fcab2bba488e009

  • SHA256

    723e9848231a01412bfdef39d912c841f832f29cfaab6019e01f7d4e64ef01b0

  • SHA512

    9d8c0768c6ab4d2adea7b2d264a357403cc8e8455fd65b7c52ccd5c78a2787932c2f511729cd4f7c41c768efb5a5420080d5d6b39a9308599b48575bc9dd210e

  • SSDEEP

    384:2LoFhQf3GownyfwNUlBUAC2PnthlMxAQk93vmhm7UMKmIEecKdbXTzm9bVhcaH6b:wY2u8oy+xA/vMHTi9bD

Score
7/10

Malware Config

Signatures

  • Drops startup file 3 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payload.exe
    "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:4048
  • C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
    1⤵
      PID:3620
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k UnistackSvcGroup
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2636

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    1
    T1112

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2636-52-0x000002587FB60000-0x000002587FB61000-memory.dmp
      Filesize

      4KB

    • memory/2636-84-0x000002587F8F0000-0x000002587F8F1000-memory.dmp
      Filesize

      4KB

    • memory/2636-89-0x000002587F8F0000-0x000002587F8F1000-memory.dmp
      Filesize

      4KB

    • memory/2636-87-0x000002587F8F0000-0x000002587F8F1000-memory.dmp
      Filesize

      4KB

    • memory/2636-86-0x000002587F8F0000-0x000002587F8F1000-memory.dmp
      Filesize

      4KB

    • memory/2636-85-0x000002587F8F0000-0x000002587F8F1000-memory.dmp
      Filesize

      4KB

    • memory/2636-10-0x000002587F460000-0x000002587F470000-memory.dmp
      Filesize

      64KB

    • memory/2636-26-0x000002587F560000-0x000002587F570000-memory.dmp
      Filesize

      64KB

    • memory/2636-42-0x000002587FB50000-0x000002587FB51000-memory.dmp
      Filesize

      4KB

    • memory/2636-43-0x000002587FB50000-0x000002587FB51000-memory.dmp
      Filesize

      4KB

    • memory/2636-44-0x000002587FB50000-0x000002587FB51000-memory.dmp
      Filesize

      4KB

    • memory/2636-45-0x000002587FB50000-0x000002587FB51000-memory.dmp
      Filesize

      4KB

    • memory/2636-46-0x000002587FB50000-0x000002587FB51000-memory.dmp
      Filesize

      4KB

    • memory/2636-54-0x000002587F790000-0x000002587F791000-memory.dmp
      Filesize

      4KB

    • memory/2636-48-0x000002587FB50000-0x000002587FB51000-memory.dmp
      Filesize

      4KB

    • memory/2636-49-0x000002587FB50000-0x000002587FB51000-memory.dmp
      Filesize

      4KB

    • memory/2636-50-0x000002587FB60000-0x000002587FB61000-memory.dmp
      Filesize

      4KB

    • memory/2636-51-0x000002587FB60000-0x000002587FB61000-memory.dmp
      Filesize

      4KB

    • memory/2636-88-0x000002587F8F0000-0x000002587F8F1000-memory.dmp
      Filesize

      4KB

    • memory/2636-53-0x000002587F7A0000-0x000002587F7A1000-memory.dmp
      Filesize

      4KB

    • memory/2636-47-0x000002587FB50000-0x000002587FB51000-memory.dmp
      Filesize

      4KB

    • memory/2636-56-0x000002587F7A0000-0x000002587F7A1000-memory.dmp
      Filesize

      4KB

    • memory/2636-59-0x000002587F790000-0x000002587F791000-memory.dmp
      Filesize

      4KB

    • memory/2636-62-0x000002587F6D0000-0x000002587F6D1000-memory.dmp
      Filesize

      4KB

    • memory/2636-74-0x000002587F8D0000-0x000002587F8D1000-memory.dmp
      Filesize

      4KB

    • memory/2636-76-0x000002587F8E0000-0x000002587F8E1000-memory.dmp
      Filesize

      4KB

    • memory/2636-77-0x000002587F8E0000-0x000002587F8E1000-memory.dmp
      Filesize

      4KB

    • memory/2636-78-0x000002587F9F0000-0x000002587F9F1000-memory.dmp
      Filesize

      4KB

    • memory/2636-79-0x000002587F8F0000-0x000002587F8F1000-memory.dmp
      Filesize

      4KB

    • memory/2636-80-0x000002587F8F0000-0x000002587F8F1000-memory.dmp
      Filesize

      4KB

    • memory/2636-81-0x000002587F8F0000-0x000002587F8F1000-memory.dmp
      Filesize

      4KB

    • memory/2636-82-0x000002587F8F0000-0x000002587F8F1000-memory.dmp
      Filesize

      4KB

    • memory/2636-83-0x000002587F8F0000-0x000002587F8F1000-memory.dmp
      Filesize

      4KB

    • memory/4048-2-0x0000000000FA0000-0x0000000000FB0000-memory.dmp
      Filesize

      64KB

    • memory/4048-9-0x0000000000FA0000-0x0000000000FB0000-memory.dmp
      Filesize

      64KB

    • memory/4048-8-0x00000000745D0000-0x0000000074B81000-memory.dmp
      Filesize

      5.7MB

    • memory/4048-7-0x00000000745D0000-0x0000000074B81000-memory.dmp
      Filesize

      5.7MB

    • memory/4048-0-0x00000000745D0000-0x0000000074B81000-memory.dmp
      Filesize

      5.7MB

    • memory/4048-1-0x00000000745D0000-0x0000000074B81000-memory.dmp
      Filesize

      5.7MB