Analysis

  • max time kernel
    1s
  • max time network
    82s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-12-2023 14:36

General

  • Target

    Blank-Admin1.rar.exe

  • Size

    9.9MB

  • MD5

    a3c355791a32902bd88f5a42a284f104

  • SHA1

    c1efe9959317a7cb3fdc011ad07fa5e97e80910e

  • SHA256

    397dd6ecd93a3b4d896fcf3af189dcd51a98c6504c11639af6587aa017f3f607

  • SHA512

    fa07f2ab6255cc4e9e2a5020f6dbd5291aa07e92247c7ca7c0a92503afb4c446f721cfcbe9ee15509eeb0694e919523b3a55d5eb36df6d00f5a2e2cb2bbfcd67

  • SSDEEP

    196608:eVXGX180p6gdfRrxbAQvVwejuJDUX47dwdW0ZW9B/9Uujcsl16V1N5Mr:JXxfRrxNaUX47d4h69NjXsHy

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 40 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Blank-Admin1.rar.exe
    "C:\Users\Admin\AppData\Local\Temp\Blank-Admin1.rar.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1532
    • C:\Users\Admin\AppData\Local\Temp\Blank-Admin1.rar.exe
      "C:\Users\Admin\AppData\Local\Temp\Blank-Admin1.rar.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:3416
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "tasklist"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3824
  • C:\Windows\system32\tasklist.exe
    tasklist
    1⤵
    • Enumerates processes with tasklist
    • Suspicious use of AdjustPrivilegeToken
    PID:3664

Network

MITRE ATT&CK Enterprise v15

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Downloads