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Analysis

  • max time kernel
    151s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/12/2022, 00:08

General

  • Target

    6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce.exe

  • Size

    45KB

  • MD5

    3d084b92117a693c81bf256a9782ddb0

  • SHA1

    dc50c7aad3f4cbd3d4f89474ab78cea9df41f8e9

  • SHA256

    6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce

  • SHA512

    28716bc5fd69fa7d8cb03de1b500e878ec4793a9206bff25135df80d8966cbd5b92e57de81f86ea5ebd000426cb585f00084986993b672e01e63818bc5d939db

  • SSDEEP

    768:kq3hpv8eDKxNS0cGbQrq9OSiT532YdD581k46HZxjH/Aqvtu1SBYr1pTqNjALqH4:9qulG9ktZ9/KdNqhHCCrkRX4C

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

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

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

  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce.exe
    "C:\Users\Admin\AppData\Local\Temp\6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1516
    • C:\Users\Admin\AppData\Local\Temp\Trojan.exe
      "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1020
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:4500

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Trojan.exe

    Filesize

    45KB

    MD5

    3d084b92117a693c81bf256a9782ddb0

    SHA1

    dc50c7aad3f4cbd3d4f89474ab78cea9df41f8e9

    SHA256

    6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce

    SHA512

    28716bc5fd69fa7d8cb03de1b500e878ec4793a9206bff25135df80d8966cbd5b92e57de81f86ea5ebd000426cb585f00084986993b672e01e63818bc5d939db

  • C:\Users\Admin\AppData\Local\Temp\Trojan.exe

    Filesize

    45KB

    MD5

    3d084b92117a693c81bf256a9782ddb0

    SHA1

    dc50c7aad3f4cbd3d4f89474ab78cea9df41f8e9

    SHA256

    6c42459c1638b6eaa783c9cbf6886761c6e8e9cd11c891abc34d664e539dffce

    SHA512

    28716bc5fd69fa7d8cb03de1b500e878ec4793a9206bff25135df80d8966cbd5b92e57de81f86ea5ebd000426cb585f00084986993b672e01e63818bc5d939db

  • memory/1020-138-0x0000000074D00000-0x00000000752B1000-memory.dmp

    Filesize

    5.7MB

  • memory/1020-139-0x0000000074D00000-0x00000000752B1000-memory.dmp

    Filesize

    5.7MB

  • memory/1516-132-0x0000000074D00000-0x00000000752B1000-memory.dmp

    Filesize

    5.7MB

  • memory/1516-136-0x0000000074D00000-0x00000000752B1000-memory.dmp

    Filesize

    5.7MB