Analysis

  • max time kernel
    151s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2022, 07:02

General

  • Target

    d2b4bdb16dd9a5e0bf40abf29b4b894bb0dd30bbafce9d040efe96f4b45c5b99.exe

  • Size

    556KB

  • MD5

    346a3517e972995f1563a110c4a0482f

  • SHA1

    5acbb5e6f9f3e8288e4110ca106ee21521e99585

  • SHA256

    d2b4bdb16dd9a5e0bf40abf29b4b894bb0dd30bbafce9d040efe96f4b45c5b99

  • SHA512

    98cc0ca72a6b0e96295e8e25559ae484de42833889212d8307c765722da9226566351d54a8c5a33004c39445403de0889fc1632cf912c987be17981c1cf82350

  • SSDEEP

    12288:KGosTxSzpDq5VNYdyOshT5l4/86CaIhvPfNMIM1P27QwMMT6:KGosTxSEXzOV/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\d2b4bdb16dd9a5e0bf40abf29b4b894bb0dd30bbafce9d040efe96f4b45c5b99.exe
    "C:\Users\Admin\AppData\Local\Temp\d2b4bdb16dd9a5e0bf40abf29b4b894bb0dd30bbafce9d040efe96f4b45c5b99.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    PID:1284

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\ICReinstall_d2b4bdb16dd9a5e0bf40abf29b4b894bb0dd30bbafce9d040efe96f4b45c5b99.exe

          Filesize

          556KB

          MD5

          346a3517e972995f1563a110c4a0482f

          SHA1

          5acbb5e6f9f3e8288e4110ca106ee21521e99585

          SHA256

          d2b4bdb16dd9a5e0bf40abf29b4b894bb0dd30bbafce9d040efe96f4b45c5b99

          SHA512

          98cc0ca72a6b0e96295e8e25559ae484de42833889212d8307c765722da9226566351d54a8c5a33004c39445403de0889fc1632cf912c987be17981c1cf82350

        • memory/1284-54-0x0000000000400000-0x0000000000522000-memory.dmp

          Filesize

          1.1MB

        • memory/1284-55-0x00000000762E1000-0x00000000762E3000-memory.dmp

          Filesize

          8KB

        • memory/1284-56-0x0000000000400000-0x0000000000522000-memory.dmp

          Filesize

          1.1MB

        • memory/1284-58-0x00000000037C0000-0x00000000037D0000-memory.dmp

          Filesize

          64KB

        • memory/1284-61-0x0000000000400000-0x0000000000522000-memory.dmp

          Filesize

          1.1MB

        • memory/1284-62-0x00000000037C0000-0x00000000037D0000-memory.dmp

          Filesize

          64KB