Analysis

  • max time kernel
    94s
  • max time network
    106s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    05-03-2022 17:57

General

  • Target

    3f6e996ee4a40d2d19b648669d9146562627359626239324937a5c75f8030824.exe

  • Size

    425KB

  • MD5

    8e2ccd9284e09ccc4e9eef325a83b435

  • SHA1

    7710f609e7623a08f0dd7cb8fae1ff38d0c729ef

  • SHA256

    3f6e996ee4a40d2d19b648669d9146562627359626239324937a5c75f8030824

  • SHA512

    9827bdb32c04127ee0ccc41be9c84df40e7d2aa30c68dc9f9e5bfabcd920478884bbec0f3f8ddcbe5fba2eafafa3437b37af161d59fc39daa92202e2f884247f

Malware Config

Signatures

  • Modifies extensions of user files 14 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Drops desktop.ini file(s) 28 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3f6e996ee4a40d2d19b648669d9146562627359626239324937a5c75f8030824.exe
    "C:\Users\Admin\AppData\Local\Temp\3f6e996ee4a40d2d19b648669d9146562627359626239324937a5c75f8030824.exe"
    1⤵
    • Modifies extensions of user files
    • Drops startup file
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    PID:3896
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1636

Network

MITRE ATT&CK Enterprise v6

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Downloads