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Overview

overview

5

Static

static

3

2024-04-24...uk.exe

windows7-x64

1

2024-04-24...uk.exe

windows10-2004-x64

5

Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/04/2024, 12:39

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General

  • Target

    2024-04-24_bab2f387c534425cece6f175cf336620_cobalt-strike_ryuk.exe

  • Size

    796KB

  • MD5

    bab2f387c534425cece6f175cf336620

  • SHA1

    a669793f7925e32ace535bd7fb9cff21b8c38bb9

  • SHA256

    536c7f1047ac2c9451e57460fbc1e7f4e14bfc035307ab1a7a8af4c7097e251a

  • SHA512

    514221fcb220bfa888c4717788041ba7b70fb28646d7091d30f260de1faa5b54b37dbe3ac24c2d0ef58151ab6db6bfd2145a5cf5d1b24f45f2ac9c900c470e0f

  • SSDEEP

    24576:/ANw243Tm3FO7efQp+5gRZqZrDZpqqgv2ol5xnjH:/ew2nFO7p+5gRwPHqqgvNxnz

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\2024-04-24_bab2f387c534425cece6f175cf336620_cobalt-strike_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-24_bab2f387c534425cece6f175cf336620_cobalt-strike_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:452
  • 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=4080 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2996

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/452-0-0x0000000140000000-0x00000001400CF000-memory.dmp

      Filesize

      828KB

      Download

    • memory/452-1-0x00000000035B0000-0x0000000003610000-memory.dmp

      Filesize

      384KB

      Download

    • memory/452-7-0x00000000035B0000-0x0000000003610000-memory.dmp

      Filesize

      384KB

      Download

    • memory/452-9-0x00000000035B0000-0x0000000003610000-memory.dmp

      Filesize

      384KB

      Download

    • memory/452-11-0x0000000140000000-0x00000001400CF000-memory.dmp

      Filesize

      828KB

      Download