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Analysis

  • max time kernel
    28s
  • 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 21:51

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:1604
    • C:\Users\Admin\AppData\Local\Temp\radF30B7.exe
      "C:\Users\Admin\AppData\Local\Temp\radF30B7.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2000
      • C:\Users\Admin\AppData\Roaming\{1afb814e-6902-4386-8618-dc761cd4d6f5}\openfiles.exe
        "C:\Users\Admin\AppData\Roaming\{1afb814e-6902-4386-8618-dc761cd4d6f5}\openfiles.exe"
        3⤵
        • Executes dropped EXE
        • Writes to the Master Boot Record (MBR)
        • Suspicious use of AdjustPrivilegeToken
        PID:4764

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\radF30B7.exe
    Filesize

    254KB

    MD5

    e3b7d39be5e821b59636d0fe7c2944cc

    SHA1

    00479a97e415e9b6a5dfb5d04f5d9244bc8fbe88

    SHA256

    389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97

    SHA512

    8f977c60658063051968049245512b6aea68dd89005d0eefde26e4b2757210e9e95aabcef9aee173f57614b52cfbac924d36516b7bc7d3a5cc67daae4dee3ad5

  • C:\Users\Admin\AppData\Local\Temp\radF30B7.exe
    Filesize

    254KB

    MD5

    e3b7d39be5e821b59636d0fe7c2944cc

    SHA1

    00479a97e415e9b6a5dfb5d04f5d9244bc8fbe88

    SHA256

    389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97

    SHA512

    8f977c60658063051968049245512b6aea68dd89005d0eefde26e4b2757210e9e95aabcef9aee173f57614b52cfbac924d36516b7bc7d3a5cc67daae4dee3ad5

  • C:\Users\Admin\AppData\Roaming\{1afb814e-6902-4386-8618-dc761cd4d6f5}\openfiles.exe
    Filesize

    255KB

    MD5

    31b61e0536ad63c55cdd1b0e6e33f9e3

    SHA1

    b7b2c2f3bc6bd9df39f307096e61ffad0e75de4c

    SHA256

    ab0416186d964bb1d5479a2dd70090730115a2fb171371deacf1077254769cce

    SHA512

    4eb66d256874f3e26f3d2d7cc33b56133c4d25de6f7a61c228ad25e13fe72e7ed2cc0b045dc401bade11a45fc18edcf0c9e30e5e7908d5c8a785da54fe170aa0

  • C:\Users\Admin\AppData\Roaming\{1afb814e-6902-4386-8618-dc761cd4d6f5}\openfiles.exe
    Filesize

    255KB

    MD5

    31b61e0536ad63c55cdd1b0e6e33f9e3

    SHA1

    b7b2c2f3bc6bd9df39f307096e61ffad0e75de4c

    SHA256

    ab0416186d964bb1d5479a2dd70090730115a2fb171371deacf1077254769cce

    SHA512

    4eb66d256874f3e26f3d2d7cc33b56133c4d25de6f7a61c228ad25e13fe72e7ed2cc0b045dc401bade11a45fc18edcf0c9e30e5e7908d5c8a785da54fe170aa0

  • memory/2000-120-0x0000000000000000-mapping.dmp
  • memory/2000-122-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-123-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-124-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-126-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-125-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-127-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-128-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-130-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-131-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-132-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-133-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-134-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-135-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-136-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-137-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-138-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-140-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-139-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-141-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-142-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-143-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-144-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-146-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-147-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-148-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-145-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-150-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-149-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-151-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-152-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-153-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-155-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-154-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-156-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-157-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-158-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-159-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-160-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-161-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-162-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-163-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-164-0x00000000001E0000-0x00000000001F6000-memory.dmp
    Filesize

    88KB

  • memory/2000-165-0x0000000000450000-0x00000000004FE000-memory.dmp
    Filesize

    696KB

  • memory/2000-166-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-167-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-168-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/2000-172-0x0000000000450000-0x000000000046A000-memory.dmp
    Filesize

    104KB

  • memory/4764-169-0x0000000000000000-mapping.dmp
  • memory/4764-171-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-173-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-174-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-175-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-176-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-177-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-178-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-180-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-181-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-182-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-185-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-184-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-186-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-187-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-188-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-189-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-183-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-191-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-190-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-192-0x0000000077AE0000-0x0000000077C6E000-memory.dmp
    Filesize

    1.6MB

  • memory/4764-216-0x00000000005E0000-0x00000000005FA000-memory.dmp
    Filesize

    104KB