Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2022, 14:08

General

  • Target

    dbc525adf302d294f8f24a2060b1f75eaffd4b20657b1a396d5156291ab0c279.exe

  • Size

    556KB

  • MD5

    89ce0cc3c5af0c1240d95d7a31d8d405

  • SHA1

    97fab7f76075822ea63f6e012ab189026b7b8d61

  • SHA256

    dbc525adf302d294f8f24a2060b1f75eaffd4b20657b1a396d5156291ab0c279

  • SHA512

    33597e171cdc25891a0409dd430a9f3cc362a282275f53b1fb25eeb43480879259764f170ba42e4260e229a8b479384d752267974d3ba64e727976bf2a7fb635

  • SSDEEP

    12288:MGosTxSzpDq5VNYdyOshT5l4/86CaIhvPfNMIM1P27QwMMT6:MGosTxSEXzOV/UaIBNLMp20wMMT6

Score
8/10

Malware Config

Signatures

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 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 Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dbc525adf302d294f8f24a2060b1f75eaffd4b20657b1a396d5156291ab0c279.exe
    "C:\Users\Admin\AppData\Local\Temp\dbc525adf302d294f8f24a2060b1f75eaffd4b20657b1a396d5156291ab0c279.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    PID:2020

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\ICReinstall_dbc525adf302d294f8f24a2060b1f75eaffd4b20657b1a396d5156291ab0c279.exe

    Filesize

    556KB

    MD5

    89ce0cc3c5af0c1240d95d7a31d8d405

    SHA1

    97fab7f76075822ea63f6e012ab189026b7b8d61

    SHA256

    dbc525adf302d294f8f24a2060b1f75eaffd4b20657b1a396d5156291ab0c279

    SHA512

    33597e171cdc25891a0409dd430a9f3cc362a282275f53b1fb25eeb43480879259764f170ba42e4260e229a8b479384d752267974d3ba64e727976bf2a7fb635

  • memory/2020-54-0x0000000000400000-0x0000000000522000-memory.dmp

    Filesize

    1.1MB

  • memory/2020-55-0x00000000756B1000-0x00000000756B3000-memory.dmp

    Filesize

    8KB

  • memory/2020-56-0x0000000000400000-0x0000000000522000-memory.dmp

    Filesize

    1.1MB

  • memory/2020-58-0x0000000004CE0000-0x0000000004CF0000-memory.dmp

    Filesize

    64KB

  • memory/2020-61-0x0000000000400000-0x0000000000522000-memory.dmp

    Filesize

    1.1MB