Analysis

  • max time kernel
    182s
  • max time network
    191s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    01-02-2022 01:25

General

  • Target

    ae2f99e7858ba084520795e0ac40f7f511b9242f5079069ed359934f523b4f79.exe

  • Size

    69KB

  • MD5

    fead7dc34c78049f8c85151f3596f732

  • SHA1

    57ca011a891619aa2c10058f0c03d38e36247dcc

  • SHA256

    ae2f99e7858ba084520795e0ac40f7f511b9242f5079069ed359934f523b4f79

  • SHA512

    df1d70b3b3db9307a66d24c1850fc2ad685f391d0d6ddc8d604e6fbe4740c97d8d220fab705513236b81c5c93c0ce142b1e9c36898ee07a7bdd279136425171b

Malware Config

Signatures

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Modifies extensions of user files 1 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ae2f99e7858ba084520795e0ac40f7f511b9242f5079069ed359934f523b4f79.exe
    "C:\Users\Admin\AppData\Local\Temp\ae2f99e7858ba084520795e0ac40f7f511b9242f5079069ed359934f523b4f79.exe"
    1⤵
    • Modifies extensions of user files
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1252
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe delete shadows /all /quiet
      2⤵
      • Interacts with shadow copies
      PID:2492
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
      PID:7248
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2876

    Network

    MITRE ATT&CK Enterprise v6

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    Downloads