Resubmissions

02/03/2024, 22:38

240302-2kwptaae3710

02/03/2024, 22:34

240302-2g86qsad9610

Analysis

  • max time kernel
    164s
  • max time network
    165s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/03/2024, 22:34

General

  • Target
    Fake AV/Antivirus2010.exe
  • Size 775KB
  • Sample240302-2g86qsad96
  • SHA256 1501affdcf557a9dcb73ae34d43365d5301532a48328564160fdc1f3acb01e2e
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Fake AV\Antivirus2010.exe
    "C:\Users\Admin\AppData\Local\Temp\Fake AV\Antivirus2010.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:732
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Deletes itself
      PID:4880
    • \??\globalroot\systemroot\system32\usеrinit.exe
      /install
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4200
  • 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=4076 --field-trial-handle=2972,i,4036376905309803364,5412922217215781933,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1404

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          usеrinit.exe

          • Path \??\globalroot\systemroot\system32\usеrinit.exe
          • Size 139KB
          • SHA256 29b5b65a1cdf119ac7c6c9df76c6843b25a81bd00aa5a5e995ec675e34bf1acb
          • MD5 SHA1 SHA512 SSDEEP

          mseeeeee.dll

          • Path \systemroot\system32\mseeeeee.dll
          • Size 718KB
          • SHA256 dbe318e7c72f9558f836c920510a5245ae5af29996b62f661399ce3724458ec3
          • MD5 SHA1 SHA512 SSDEEP

          memory/732-1-0x0000000000400000-0x00000000004C4400-memory.dmp

          memory/732-2-0x00000000006A0000-0x00000000008A0000-memory.dmp

          memory/732-10-0x0000000000400000-0x00000000004C4400-memory.dmp