Analysis

  • max time kernel
    112s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-07-2022 20:58

General

  • Target

    da415ce6c004349ee80c6e3c47c193fa1391f2ff3e308780017e6f93848eaeec.exe

  • Size

    852KB

  • MD5

    bd367fcebc67575d8b305dfd49e5e0b7

  • SHA1

    791fce7c34c80cfb75726e5284a3ef516dc44964

  • SHA256

    da415ce6c004349ee80c6e3c47c193fa1391f2ff3e308780017e6f93848eaeec

  • SHA512

    a27ff4ca8fadbd3fda529c83091187879b22becec2d2e4d538998b7086294240a951a82d16c39784be5ff7c8f8daf04cd3812e0aabf5eaf07e1365318f29264b

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops file in Windows directory 1 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 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da415ce6c004349ee80c6e3c47c193fa1391f2ff3e308780017e6f93848eaeec.exe
    "C:\Users\Admin\AppData\Local\Temp\da415ce6c004349ee80c6e3c47c193fa1391f2ff3e308780017e6f93848eaeec.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4036
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windo 1 -noexit -exec bypass -file "C:\Users\Public\sysq.ps1"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4640
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
      dw20.exe -x -s 1336
      2⤵
      • Drops file in Windows directory
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious use of AdjustPrivilegeToken
      PID:768

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Public\sysq.ps1
    Filesize

    24KB

    MD5

    67d5e76d5bf4e46f437cbea641892e4b

    SHA1

    c213d0d29ce855fdf96da8900cc31679d6df43c3

    SHA256

    2cfb4d18d2afc27c40e98f42541e3e977c75af0fe2eee503a7723d46c5ebb8c3

    SHA512

    c8f447834d97857b20365ed0a8440bbb36445e8e27947faf354552bb3481481f98d5033711d335f9578d7386602bd5f9c67208388228fce6dc0b0af9e0f46f16

  • memory/768-132-0x0000000000000000-mapping.dmp
  • memory/4036-134-0x0000000074980000-0x0000000074F31000-memory.dmp
    Filesize

    5.7MB

  • memory/4036-130-0x0000000074980000-0x0000000074F31000-memory.dmp
    Filesize

    5.7MB

  • memory/4640-136-0x0000000004DB0000-0x0000000004DD2000-memory.dmp
    Filesize

    136KB

  • memory/4640-135-0x0000000005060000-0x0000000005688000-memory.dmp
    Filesize

    6.2MB

  • memory/4640-133-0x00000000028A0000-0x00000000028D6000-memory.dmp
    Filesize

    216KB

  • memory/4640-137-0x0000000004F50000-0x0000000004FB6000-memory.dmp
    Filesize

    408KB

  • memory/4640-138-0x0000000005690000-0x00000000056F6000-memory.dmp
    Filesize

    408KB

  • memory/4640-139-0x0000000005D00000-0x0000000005D1E000-memory.dmp
    Filesize

    120KB

  • memory/4640-140-0x0000000006270000-0x00000000062B4000-memory.dmp
    Filesize

    272KB

  • memory/4640-131-0x0000000000000000-mapping.dmp
  • memory/4640-142-0x0000000007160000-0x00000000071D6000-memory.dmp
    Filesize

    472KB

  • memory/4640-143-0x0000000007860000-0x0000000007EDA000-memory.dmp
    Filesize

    6.5MB

  • memory/4640-144-0x0000000007200000-0x000000000721A000-memory.dmp
    Filesize

    104KB