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Analysis

  • max time kernel
    322s
  • max time network
    401s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/12/2022, 09:44

General

  • Target

    bf678ab4ef9529fc7f31cbd3fd5fb1942b8c722a32fb6a305c11659b022899f3.exe

  • Size

    406KB

  • MD5

    1efa62dd8aadaacc9d7677f7fc592570

  • SHA1

    eaf4e26d38ddccaa377f8300b9357f4890d3908f

  • SHA256

    bf678ab4ef9529fc7f31cbd3fd5fb1942b8c722a32fb6a305c11659b022899f3

  • SHA512

    0fea95e33aa6a8e7c095803471540db12e8dba324c76087ce3878053602dcff0c7c19c3b292f21c2d659cde418beac9e85a5b650396f05e932ca8a8cf2d7efef

  • SSDEEP

    12288:CgtqqpPi1mOgfo1t+JAr+yxKuZri8QOvOvhXL:CqqqpPiYo1EyHCGkXL

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 4 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 2 IoCs
  • 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 registry class 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bf678ab4ef9529fc7f31cbd3fd5fb1942b8c722a32fb6a305c11659b022899f3.exe
    "C:\Users\Admin\AppData\Local\Temp\bf678ab4ef9529fc7f31cbd3fd5fb1942b8c722a32fb6a305c11659b022899f3.exe"
    1⤵
    • Loads dropped DLL
    • Installs/modifies Browser Helper Object
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies registry class
    PID:2068

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsg9C23.tmp\System.dll

    Filesize

    10KB

    MD5

    bf01b2d04e8fad306ba2f364cfc4edfa

    SHA1

    58f42b45ca9fc1818c4498ecd8bac088d20f2b18

    SHA256

    d3f9c99e0c1c9acd81a1b33bc3dbd305140def90d10485c253cf1d455f0dc903

    SHA512

    30ca1663d659c5efac7fed3d1aaba81c47d5d5fda77f30f021124c882b858732e17f917bfd0aa3ee7b269fad86e75b1b9388d8f916e7a4e2c9961669f2c772e7

  • C:\Windows\SysWOW64\LPVideo.dll

    Filesize

    168KB

    MD5

    9b0a21b4e638bd8dee830f69cba5aedd

    SHA1

    96843589e3c6d970f0a766b1d19d968b417e72af

    SHA256

    f1d00b3a71518b67a5c3e468ab5109393028eed3adb394547fa2b45629bc9dcc

    SHA512

    cce9f13cfb20b49969161b62d964eb368ae4d68a336e8579546e39f3bf3e3623e439bf1e66d392a09523d848733fa0d9066b8660ee3e96df2967eeccb5b7bf51

  • C:\Windows\SysWOW64\LPVideo.dll

    Filesize

    168KB

    MD5

    9b0a21b4e638bd8dee830f69cba5aedd

    SHA1

    96843589e3c6d970f0a766b1d19d968b417e72af

    SHA256

    f1d00b3a71518b67a5c3e468ab5109393028eed3adb394547fa2b45629bc9dcc

    SHA512

    cce9f13cfb20b49969161b62d964eb368ae4d68a336e8579546e39f3bf3e3623e439bf1e66d392a09523d848733fa0d9066b8660ee3e96df2967eeccb5b7bf51

  • C:\Windows\SysWOW64\LPVideo.dll

    Filesize

    168KB

    MD5

    9b0a21b4e638bd8dee830f69cba5aedd

    SHA1

    96843589e3c6d970f0a766b1d19d968b417e72af

    SHA256

    f1d00b3a71518b67a5c3e468ab5109393028eed3adb394547fa2b45629bc9dcc

    SHA512

    cce9f13cfb20b49969161b62d964eb368ae4d68a336e8579546e39f3bf3e3623e439bf1e66d392a09523d848733fa0d9066b8660ee3e96df2967eeccb5b7bf51

  • memory/2068-136-0x00000000027E0000-0x000000000280B000-memory.dmp

    Filesize

    172KB