Overview

overview

5

Static

static

3

2024-02-29...uk.exe

windows7-x64

5

2024-02-29...uk.exe

windows10-2004-x64

5

Analysis

  • max time kernel
    110s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/02/2024, 05:04

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    2024-02-29_66df2e7b349d5909d4189bb923de1c57_cobalt-strike_ryuk.exe

  • Size

    796KB

  • MD5

    66df2e7b349d5909d4189bb923de1c57

  • SHA1

    1f5e38bdbb437eb004f7e58ea805b2ae3297f954

  • SHA256

    b83220cd7d5ba559c3169c17f39a8f229a5b991bf5fad6b887b39be52adaae03

  • SHA512

    ab9b24859266fcd1d04a9e1848908b717049b1048f834c1204f8588d253d7706d6edb17fc6746c4795bac80386472384f9e48a895ef1c1390ccc826b0b55056d

  • SSDEEP

    24576:SANw243j7ozX0j52pMkuLoiSJVlIL29mhNq6:Sew2N70jIpM3kiSBM29mhNq

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-02-29_66df2e7b349d5909d4189bb923de1c57_cobalt-strike_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-29_66df2e7b349d5909d4189bb923de1c57_cobalt-strike_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2996
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=2660 --field-trial-handle=2244,i,11878111470816612087,2265290141962607370,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4132

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2996-0-0x0000000140000000-0x00000001400CF000-memory.dmp

      Filesize

      828KB

      Download

    • memory/2996-1-0x0000000003570000-0x00000000035D0000-memory.dmp

      Filesize

      384KB

      Download

    • memory/2996-8-0x0000000003570000-0x00000000035D0000-memory.dmp

      Filesize

      384KB

      Download

    • memory/2996-10-0x0000000003570000-0x00000000035D0000-memory.dmp

      Filesize

      384KB

      Download

    • memory/2996-12-0x0000000140000000-0x00000001400CF000-memory.dmp

      Filesize

      828KB

      Download