Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-09-2024 21:05

General

  • Target

    7fbf2a8ba90c8d8ed31fefc567b995d0N.exe

  • Size

    82KB

  • MD5

    7fbf2a8ba90c8d8ed31fefc567b995d0

  • SHA1

    fde5725a37930efbb4dfa3eb45b56d71b595a488

  • SHA256

    e60935000eb4578d93c815858afd6f1222c7ba5db32636d6b3b1e3dc1110cbc3

  • SHA512

    3c674e4b4c22a6752edbf3e5b0144315d815aa4105a5cc20fcca4bb135a976ed16c1548d4a5519107dcd8ceeba727d876e94608d2c582bc452443fe94134bbbd

  • SSDEEP

    768:W7BlpDpARFbhYQkQjjLaMaRRpi1xnRpi1xOYJIJDYJIJMFhWFhCmDpBIjsZORRef:W7ZDpApYbWj2WTWJe+e/qXhgT

Score
9/10

Malware Config

Signatures

  • Renames multiple (4323) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\7fbf2a8ba90c8d8ed31fefc567b995d0N.exe
    "C:\Users\Admin\AppData\Local\Temp\7fbf2a8ba90c8d8ed31fefc567b995d0N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:3848
  • 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 --field-trial-handle=4208,i,6510295916244954942,10164894160290787457,262144 --variations-seed-version --mojo-platform-channel-handle=3824 /prefetch:8
    1⤵
      PID:2488

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\$Recycle.Bin\S-1-5-21-2170637797-568393320-3232933035-1000\desktop.ini.tmp

      Filesize

      82KB

      MD5

      8b9ba593cf791e088bba042efcfb482b

      SHA1

      16cd3fa2cf4503a588d2424d39bddf30f87a678f

      SHA256

      f29787c47973b80951c5e625eca5ad241e1dd68895ab5bcfe8dad6f5658c8f0e

      SHA512

      3959d81f53a0a5c38cb251f4c97e000f097d23f2cfde2e70e1957780031fafc224078eb5630f51de690f2440240fe3d7a0cd7d5b170134a077ad1a9fbe334a02

    • C:\Program Files\7-Zip\7-zip.chm.tmp

      Filesize

      194KB

      MD5

      a5b08008910439bba01a471f221e700d

      SHA1

      3213b0b73a5426efb43a9b90b4d2667eaf1d423e

      SHA256

      e265afde6fd4c84ae9d6f8523795b6546e878511d64374e218e136f981e6ba99

      SHA512

      ae2252788781dd8150f295a999efc4ee359e9abcdee81245364b829d1a88b61d08a03f23778b6e5e7771f05d8ade89930eb33c1bf5fa2bf8ffcee368427e2530