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Analysis

  • max time kernel
    148s
  • max time network
    139s
  • platform
    windows10-1703_x64
  • resource
    win10-20220901-en
  • resource tags

    arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
  • submitted
    07/10/2022, 04:43

General

  • Target

    741ef1dd52cf5fd0aec99dbeb3dcdfa36087209c9018460253a93a67b105a560.exe

  • Size

    375KB

  • MD5

    045f54824bd433f67d474fdbd94a8257

  • SHA1

    43d3c8ba440591bb3d7bae145d9e69d455c2592a

  • SHA256

    741ef1dd52cf5fd0aec99dbeb3dcdfa36087209c9018460253a93a67b105a560

  • SHA512

    0f7c3616189a022e677685e2ade31a005cae43081146e5e3834e3c119248b8b0de7f0cecc4107db7d97209dfd9b6aee1612bf2e7dd06912d33e20578d2b1c3af

  • SSDEEP

    6144:Cv5zQJVb5p72cHF1ybDFwekh212KhvwIb759QOaBjpaVRPu23E2rJmWjFc94:C4VOiF1WD7kE1dTYOi8V5u23zmWFy4

Score
10/10

Malware Config

Signatures

  • Gh0st RAT payload 8 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Executes dropped EXE 3 IoCs
  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in System32 directory 5 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 5 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\741ef1dd52cf5fd0aec99dbeb3dcdfa36087209c9018460253a93a67b105a560.exe
    "C:\Users\Admin\AppData\Local\Temp\741ef1dd52cf5fd0aec99dbeb3dcdfa36087209c9018460253a93a67b105a560.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2656
    • C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
      "C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2336
  • C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
    "C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4080
    • C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
      "C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Checks processor information in registry
      • Modifies data under HKEY_USERS
      • Suspicious use of AdjustPrivilegeToken
      PID:4204

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe

    Filesize

    39.4MB

    MD5

    78bf95d590f54fc75d20ade2881d5501

    SHA1

    da4be9bcf743025b5caaa9bc4221c48478361c31

    SHA256

    cd12239a460c256424fc06aa3a91ec46fe283091a343e6a511a5d63547f9d1d8

    SHA512

    975481c7940641da2a0fabe95cb8360b8b4728768f47987f7cc27671837c0bbab751486c37751c312e1adb160ffb74d1fb4a1de6c05aedb8f35a9e4a56cc1ffd

  • C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe

    Filesize

    39.4MB

    MD5

    78bf95d590f54fc75d20ade2881d5501

    SHA1

    da4be9bcf743025b5caaa9bc4221c48478361c31

    SHA256

    cd12239a460c256424fc06aa3a91ec46fe283091a343e6a511a5d63547f9d1d8

    SHA512

    975481c7940641da2a0fabe95cb8360b8b4728768f47987f7cc27671837c0bbab751486c37751c312e1adb160ffb74d1fb4a1de6c05aedb8f35a9e4a56cc1ffd

  • C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe

    Filesize

    39.4MB

    MD5

    78bf95d590f54fc75d20ade2881d5501

    SHA1

    da4be9bcf743025b5caaa9bc4221c48478361c31

    SHA256

    cd12239a460c256424fc06aa3a91ec46fe283091a343e6a511a5d63547f9d1d8

    SHA512

    975481c7940641da2a0fabe95cb8360b8b4728768f47987f7cc27671837c0bbab751486c37751c312e1adb160ffb74d1fb4a1de6c05aedb8f35a9e4a56cc1ffd

  • C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe

    Filesize

    39.4MB

    MD5

    78bf95d590f54fc75d20ade2881d5501

    SHA1

    da4be9bcf743025b5caaa9bc4221c48478361c31

    SHA256

    cd12239a460c256424fc06aa3a91ec46fe283091a343e6a511a5d63547f9d1d8

    SHA512

    975481c7940641da2a0fabe95cb8360b8b4728768f47987f7cc27671837c0bbab751486c37751c312e1adb160ffb74d1fb4a1de6c05aedb8f35a9e4a56cc1ffd

  • memory/2336-247-0x0000000010000000-0x0000000010362000-memory.dmp

    Filesize

    3.4MB

  • memory/2336-302-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/2656-153-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-159-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-124-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-125-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-126-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-127-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-129-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-128-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-156-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-132-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-133-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-134-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-131-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/2656-136-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-135-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-137-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-138-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-139-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-140-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-141-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-142-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-143-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-144-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-145-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-146-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-158-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-148-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-149-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-150-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-151-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-152-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-122-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-154-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-155-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-130-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-123-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-147-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-157-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-160-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-161-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-162-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-163-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-164-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-165-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-166-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-167-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-169-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-168-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-170-0x0000000010000000-0x0000000010362000-memory.dmp

    Filesize

    3.4MB

  • memory/2656-173-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-174-0x0000000010000000-0x0000000010362000-memory.dmp

    Filesize

    3.4MB

  • memory/2656-175-0x0000000010000000-0x0000000010362000-memory.dmp

    Filesize

    3.4MB

  • memory/2656-176-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-177-0x0000000010000000-0x0000000010362000-memory.dmp

    Filesize

    3.4MB

  • memory/2656-178-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-179-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-180-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-181-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-182-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-183-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-184-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-185-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-191-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/2656-120-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/2656-121-0x0000000077560000-0x00000000776EE000-memory.dmp

    Filesize

    1.6MB

  • memory/4080-301-0x0000000010000000-0x0000000010362000-memory.dmp

    Filesize

    3.4MB

  • memory/4080-370-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/4080-371-0x0000000010000000-0x0000000010362000-memory.dmp

    Filesize

    3.4MB

  • memory/4204-359-0x0000000010000000-0x0000000010362000-memory.dmp

    Filesize

    3.4MB

  • memory/4204-372-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/4204-373-0x0000000010000000-0x0000000010362000-memory.dmp

    Filesize

    3.4MB