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Analysis

  • max time kernel
    32s
  • max time network
    18s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    31-08-2022 22:12

General

  • Target

    run.js

  • Size

    365KB

  • MD5

    c4e9fc349d5c8b24c0ddb1533de2c16b

  • SHA1

    147e938bd06709b3c20eea4ac461093d573be037

  • SHA256

    28fd3a1d9087d7b103b7f6cfca002798b6365fe6ebcc66fa02dbb4a9e6378e71

  • SHA512

    fd0cf6f434e665aabc91f6095394a08483990c12a0b6ad3a1bd820b740af0ddbc02bc0a2592be429c7488b3cd2889afad8f758b4258009dfe51e9faac76842be

  • SSDEEP

    6144:Jnm5mwYxm+DzkzFIDIWCy49ezGywT7PDSzT3enlJ1BJ0exGqkIb1Taha6e2T6Huv:FnaIEWeqWdnlhJ+eHHu+1Qk3C+MAQ

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Executes dropped EXE 2 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\run.js
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2704
    • C:\Users\Admin\AppData\Local\Temp\rad18B11.exe
      "C:\Users\Admin\AppData\Local\Temp\rad18B11.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3792
      • C:\Users\Admin\AppData\Roaming\{27eae4bd-da16-4f4f-9557-fa20be760410}\fontview.exe
        "C:\Users\Admin\AppData\Roaming\{27eae4bd-da16-4f4f-9557-fa20be760410}\fontview.exe"
        3⤵
        • Executes dropped EXE
        • Writes to the Master Boot Record (MBR)
        • Suspicious use of AdjustPrivilegeToken
        PID:4824

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Bootkit

1
T1067

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\rad18B11.exe
    Filesize

    254KB

    MD5

    e3b7d39be5e821b59636d0fe7c2944cc

    SHA1

    00479a97e415e9b6a5dfb5d04f5d9244bc8fbe88

    SHA256

    389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97

    SHA512

    8f977c60658063051968049245512b6aea68dd89005d0eefde26e4b2757210e9e95aabcef9aee173f57614b52cfbac924d36516b7bc7d3a5cc67daae4dee3ad5

  • C:\Users\Admin\AppData\Local\Temp\rad18B11.exe
    Filesize

    254KB

    MD5

    e3b7d39be5e821b59636d0fe7c2944cc

    SHA1

    00479a97e415e9b6a5dfb5d04f5d9244bc8fbe88

    SHA256

    389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97

    SHA512

    8f977c60658063051968049245512b6aea68dd89005d0eefde26e4b2757210e9e95aabcef9aee173f57614b52cfbac924d36516b7bc7d3a5cc67daae4dee3ad5

  • C:\Users\Admin\AppData\Roaming\{27eae4bd-da16-4f4f-9557-fa20be760410}\fontview.exe
    Filesize

    255KB

    MD5

    9ee4a35b5a98a840aae5fa34122d2cf9

    SHA1

    4491f7d25530d910a36366ed84bbd37307a8da65

    SHA256

    810b5e9126d37cd1f9c9677af9ebe0e8704a83c523dd02b6977517122452d585

    SHA512

    ad8450471d19a01aed817b6f5671655c17674779d7d628e4939410fb615be8deeabc167254196d100e26cde912cd00296032ebaab8227ff3b745a8db7c25bff5

  • C:\Users\Admin\AppData\Roaming\{27eae4bd-da16-4f4f-9557-fa20be760410}\fontview.exe
    Filesize

    255KB

    MD5

    9ee4a35b5a98a840aae5fa34122d2cf9

    SHA1

    4491f7d25530d910a36366ed84bbd37307a8da65

    SHA256

    810b5e9126d37cd1f9c9677af9ebe0e8704a83c523dd02b6977517122452d585

    SHA512

    ad8450471d19a01aed817b6f5671655c17674779d7d628e4939410fb615be8deeabc167254196d100e26cde912cd00296032ebaab8227ff3b745a8db7c25bff5

  • memory/3792-150-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-122-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-119-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-120-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-121-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-153-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-123-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-124-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-126-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-127-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-154-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-129-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-131-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-132-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-134-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-133-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-135-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-136-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-137-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-138-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-130-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-140-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-139-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-141-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-142-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-143-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-144-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-145-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-146-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-152-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-148-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-149-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-116-0x0000000000000000-mapping.dmp
  • memory/3792-151-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-147-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-118-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-128-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-155-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-156-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-157-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-158-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-159-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-160-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-161-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-162-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/3792-166-0x0000000000BA0000-0x0000000000BBA000-memory.dmp
    Filesize

    104KB

  • memory/4824-168-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-211-0x00000000009F0000-0x0000000000A0A000-memory.dmp
    Filesize

    104KB

  • memory/4824-167-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-177-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-169-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-170-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-172-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-174-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-175-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-176-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-212-0x00000000009F0000-0x0000000000A0A000-memory.dmp
    Filesize

    104KB

  • memory/4824-179-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-180-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-171-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-163-0x0000000000000000-mapping.dmp
  • memory/4824-181-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-182-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-183-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-184-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-185-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-186-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-165-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB

  • memory/4824-210-0x00000000001E0000-0x00000000001F6000-memory.dmp
    Filesize

    88KB

  • memory/4824-178-0x0000000077A60000-0x0000000077BEE000-memory.dmp
    Filesize

    1.6MB