Analysis

  • max time kernel
    164s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    11-02-2022 07:11

General

  • Target

    13b97fc3dfb4e7e9483ba221ab5f15e4ae2bf28d1d4113d9044867c219b92bb8.exe

  • Size

    53KB

  • MD5

    b74b6ed4bfa38f2d517546bf03a05d2b

  • SHA1

    60e50e59a5199b1db12c85bf3394e9f9531f26c6

  • SHA256

    13b97fc3dfb4e7e9483ba221ab5f15e4ae2bf28d1d4113d9044867c219b92bb8

  • SHA512

    f6a528d68ce7d209d8032bb5612586e5b12d831ac4be4684847b351112650fff5cc5d11e37a2478ee88ea1b1412cf109ee6b3828bc30d3a810c460db506ccfb2

Malware Config

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

  • Modifies extensions of user files 9 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 23 IoCs
  • Drops file in Windows directory 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\13b97fc3dfb4e7e9483ba221ab5f15e4ae2bf28d1d4113d9044867c219b92bb8.exe
    "C:\Users\Admin\AppData\Local\Temp\13b97fc3dfb4e7e9483ba221ab5f15e4ae2bf28d1d4113d9044867c219b92bb8.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:3428
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:3564
  • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
    C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:1736

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3564-130-0x00000216A7D70000-0x00000216A7D80000-memory.dmp

    Filesize

    64KB

  • memory/3564-131-0x00000216A8320000-0x00000216A8330000-memory.dmp

    Filesize

    64KB

  • memory/3564-132-0x00000216AA9F0000-0x00000216AA9F4000-memory.dmp

    Filesize

    16KB