Analysis

  • max time kernel
    151s
  • max time network
    161s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 00:22

General

  • Target

    98d596bbf083db29f9b6e2e317d082f465303644bd4da3768e1c51294bed2344.exe

  • Size

    212KB

  • MD5

    431b712f30870802f56c7888ee1e34f9

  • SHA1

    fa3ea7d89fa404245d9bae7fce12f40bfbf0f816

  • SHA256

    98d596bbf083db29f9b6e2e317d082f465303644bd4da3768e1c51294bed2344

  • SHA512

    2f1229fabc572013110487c6c199fc30eb478c713de593880e938e7abeca7fd735ed8ef0de8886b8499c6a1c181805bec1deecd6303a291e3a1085e2c012cac3

  • SSDEEP

    3072:FY1Wum9gt2skY3gO7ImI8lXPFvIc7YKn2mb+HM3gBDmvxyxotp2y:yWuIgt1R1PFvr7YKn2m0ggFmvxyxG

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 28 IoCs
  • Maps connected drives based on registry 3 TTPs 4 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\98d596bbf083db29f9b6e2e317d082f465303644bd4da3768e1c51294bed2344.exe
    "C:\Users\Admin\AppData\Local\Temp\98d596bbf083db29f9b6e2e317d082f465303644bd4da3768e1c51294bed2344.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Maps connected drives based on registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1444
    • C:\Users\Admin\qbliuy.exe
      "C:\Users\Admin\qbliuy.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Maps connected drives based on registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:992

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Hidden Files and Directories

1
T1158

Modify Registry

2
T1112

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\qbliuy.exe
    Filesize

    212KB

    MD5

    431b712f30870802f56c7888ee1e34f9

    SHA1

    fa3ea7d89fa404245d9bae7fce12f40bfbf0f816

    SHA256

    98d596bbf083db29f9b6e2e317d082f465303644bd4da3768e1c51294bed2344

    SHA512

    2f1229fabc572013110487c6c199fc30eb478c713de593880e938e7abeca7fd735ed8ef0de8886b8499c6a1c181805bec1deecd6303a291e3a1085e2c012cac3

  • C:\Users\Admin\qbliuy.exe
    Filesize

    212KB

    MD5

    431b712f30870802f56c7888ee1e34f9

    SHA1

    fa3ea7d89fa404245d9bae7fce12f40bfbf0f816

    SHA256

    98d596bbf083db29f9b6e2e317d082f465303644bd4da3768e1c51294bed2344

    SHA512

    2f1229fabc572013110487c6c199fc30eb478c713de593880e938e7abeca7fd735ed8ef0de8886b8499c6a1c181805bec1deecd6303a291e3a1085e2c012cac3

  • \Users\Admin\qbliuy.exe
    Filesize

    212KB

    MD5

    431b712f30870802f56c7888ee1e34f9

    SHA1

    fa3ea7d89fa404245d9bae7fce12f40bfbf0f816

    SHA256

    98d596bbf083db29f9b6e2e317d082f465303644bd4da3768e1c51294bed2344

    SHA512

    2f1229fabc572013110487c6c199fc30eb478c713de593880e938e7abeca7fd735ed8ef0de8886b8499c6a1c181805bec1deecd6303a291e3a1085e2c012cac3

  • \Users\Admin\qbliuy.exe
    Filesize

    212KB

    MD5

    431b712f30870802f56c7888ee1e34f9

    SHA1

    fa3ea7d89fa404245d9bae7fce12f40bfbf0f816

    SHA256

    98d596bbf083db29f9b6e2e317d082f465303644bd4da3768e1c51294bed2344

    SHA512

    2f1229fabc572013110487c6c199fc30eb478c713de593880e938e7abeca7fd735ed8ef0de8886b8499c6a1c181805bec1deecd6303a291e3a1085e2c012cac3

  • memory/992-59-0x0000000000000000-mapping.dmp
  • memory/1444-56-0x0000000075811000-0x0000000075813000-memory.dmp
    Filesize

    8KB

  • memory/1444-65-0x0000000074D01000-0x0000000074D03000-memory.dmp
    Filesize

    8KB