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Resubmissions

09/04/2024, 12:27

240409-pmv5vaab7s 10

Analysis

  • max time kernel
    3s
  • max time network
    3s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09/04/2024, 12:27

Errors

Reason
Machine shutdown

General

  • Target

    aPEs223.exe

  • Size

    395KB

  • MD5

    794b12db6df68064f3b6114f766507d7

  • SHA1

    954270812e935601653e2a5e05ceaef2c4d060d3

  • SHA256

    8b9d7d64cefc531f00cc9671bb5896058161af2a59e0728339e1fa07450eadce

  • SHA512

    aa8aecb17e3d7e6488fe2f4e8015f579af6e0f36a100333df6e7acbf1f908c330c05a4782334441bff12dd87444e7d67cf35466dc56b691563b5c1aa3059c455

  • SSDEEP

    6144:Z38TFJZ+LiSgRhDbwl3c68fKKebp+TDRRLSSqx1uDJe6M:yTFJZ+LaRpUld8fKKAEp1SSqxOJe6M

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Modifies firewall policy service 2 TTPs 3 IoCs
  • Modifies security service 2 TTPs 4 IoCs
  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Drops startup file 2 IoCs
  • UPX packed file 3 IoCs

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

  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aPEs223.exe
    "C:\Users\Admin\AppData\Local\Temp\aPEs223.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies firewall policy service
    • Modifies security service
    • UAC bypass
    • Windows security bypass
    • Drops startup file
    • Windows security modification
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • System policy modification
    PID:3028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3028-0-0x0000000003C10000-0x0000000003D10000-memory.dmp

    Filesize

    1024KB

  • memory/3028-2-0x0000000003AB0000-0x0000000003AB1000-memory.dmp

    Filesize

    4KB

  • memory/3028-1-0x0000000003AB0000-0x0000000003AB1000-memory.dmp

    Filesize

    4KB

  • memory/3028-3-0x0000000015190000-0x00000000151F8000-memory.dmp

    Filesize

    416KB

  • memory/3028-6-0x0000000015190000-0x00000000151F8000-memory.dmp

    Filesize

    416KB

  • memory/3028-5-0x0000000015190000-0x00000000151F8000-memory.dmp

    Filesize

    416KB