Analysis

  • max time kernel
    93s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    26-10-2020 20:41

General

  • Target

  • Size

    211KB

  • MD5

    b805db8f6a84475ef76b795b0d1ed6ae

  • SHA1

    7711cb4873e58b7adcf2a2b047b090e78d10c75b

  • SHA256

    f5d002bfe80b48386a6c99c41528931b7f5df736cd34094463c3f85dde0180bf

  • SHA512

    62a2c329b43d186c4c602c5f63efc8d2657aa956f21184334263e4f6d0204d7c31f86bda6e85e65e3b99b891c1630d805b70997731c174f6081ecc367ccf9416

Malware Config

Signatures

  • InfinityLock Ransomware

    Also known as InfinityCrypt. Based on the open-source HiddenTear ransomware.

  • Modifies extensions of user files 2 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Drops file in Program Files directory 2677 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\[email protected]
    "C:\Users\Admin\AppData\Local\Temp\[email protected]"
    1⤵
    • Modifies extensions of user files
    • Drops file in Program Files directory
    • Checks processor information in registry
    • Suspicious use of AdjustPrivilegeToken
    PID:3980

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3980-0-0x0000000073880000-0x0000000073F6E000-memory.dmp

    Filesize

    6.9MB

  • memory/3980-1-0x00000000006C0000-0x00000000006C1000-memory.dmp

    Filesize

    4KB

  • memory/3980-3-0x0000000004EA0000-0x0000000004EA1000-memory.dmp

    Filesize

    4KB

  • memory/3980-4-0x00000000054D0000-0x00000000054D1000-memory.dmp

    Filesize

    4KB

  • memory/3980-5-0x0000000005070000-0x0000000005071000-memory.dmp

    Filesize

    4KB

  • memory/3980-6-0x0000000004FB0000-0x0000000004FB1000-memory.dmp

    Filesize

    4KB

  • memory/3980-7-0x0000000005230000-0x0000000005231000-memory.dmp

    Filesize

    4KB

  • memory/3980-8-0x0000000006D80000-0x0000000006D81000-memory.dmp

    Filesize

    4KB