Analysis

  • max time kernel
    123s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    25-02-2023 05:08

General

  • Target

    1c2d5cccca58b469351980895c8a2080c8346de09c2f1ab7a123deb3d3e4a539.exe

  • Size

    53KB

  • MD5

    7791c18c9d4a94d80a7928644937c070

  • SHA1

    41fca79af1747a862864d2c9114648d6f5404bed

  • SHA256

    1c2d5cccca58b469351980895c8a2080c8346de09c2f1ab7a123deb3d3e4a539

  • SHA512

    81043a21b0e0588b3594210b2339c656d994b72b2787da68a5f433992e054c2bec961e4403997ec846f38862c15a1ff6c5f9faece1b122e838baec759e14f012

  • SSDEEP

    768:XZvuye1kVtGBk6P/v7nWlHznbkVwrEKD9yDwxVSHrowNI2tG6o/t84B5VmXOt:XZeytM3alnawrRIwxVSHMweio3xt

Malware Config

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

  • Modifies extensions of user files 11 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Deletes itself 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1c2d5cccca58b469351980895c8a2080c8346de09c2f1ab7a123deb3d3e4a539.exe
    "C:\Users\Admin\AppData\Local\Temp\1c2d5cccca58b469351980895c8a2080c8346de09c2f1ab7a123deb3d3e4a539.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\1c2d5cccca58b469351980895c8a2080c8346de09c2f1ab7a123deb3d3e4a539.exe > nul
      2⤵
      • Deletes itself
      PID:1088

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Public\Music\Sample Music\how_to_back_files.html

    Filesize

    4KB

    MD5

    485eb1b7b1fb57ae0387128a04884431

    SHA1

    d7eede91aa4a8208aaf2f573c2ad163c24e34082

    SHA256

    77674f02569405f56ea671607b32b9f4be60a67997c818dc6cf7338a072f0cad

    SHA512

    bbbf61cddadb65208eb6636dff41447f770e1eade527e3b5906c812015c7524a367f3c730d51e4b1306a2cde49e1be87cbff3c9e315ac1b8275d564c3efb04e6

  • memory/1728-98-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB