Resubmissions

11-10-2022 06:39

221011-henx8sadg7 10

11-10-2022 06:31

221011-haj4gsaebn 10

Analysis

  • max time kernel
    151s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    11-10-2022 06:31

General

  • Target

    d742fc3fe56d39a8245264e3b17480de278b720fd8024c8401886331fbdbcad5.exe

  • Size

    1.8MB

  • MD5

    069170f61d9638c87dab750877065a4a

  • SHA1

    21b592ca0ce2e353640893b039eb84dfc7d55d14

  • SHA256

    d742fc3fe56d39a8245264e3b17480de278b720fd8024c8401886331fbdbcad5

  • SHA512

    bb9c4965c5b67b2f1c6190de6daad373bc4cdc7b4c596d50547408447ba9553904ec4e9c49038ef2ffafc80dffcd43462a67d7097ed4bdcce60356da6e73d218

  • SSDEEP

    24576:EnA1KgRYWHEvtd8LHhFJpxjMnA1KgRYWHEvtd8LHhFJpxjJ:D1K5ve1K5v

Malware Config

Signatures

  • LockFile

    LockFile is a new ransomware that emerged in July 2021 with ProxyShell vulnerabilties.

  • Drops file in Drivers directory 7 IoCs
  • 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 file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Modifies registry class 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d742fc3fe56d39a8245264e3b17480de278b720fd8024c8401886331fbdbcad5.exe
    "C:\Users\Admin\AppData\Local\Temp\d742fc3fe56d39a8245264e3b17480de278b720fd8024c8401886331fbdbcad5.exe"
    1⤵
    • Drops file in Drivers directory
    • Drops startup file
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    PID:900

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/900-54-0x0000000075571000-0x0000000075573000-memory.dmp

    Filesize

    8KB