Analysis

  • max time kernel
    183s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 18:04

General

  • Target

    e1d34cfff8e9a7f41284ccd85c13b7bd8a84d256c5ee61a13c07dc45c5220711.exe

  • Size

    508KB

  • MD5

    c9df9c7c9f8ce63e872598e93ebdc08d

  • SHA1

    c587b076535dd5dddd6880aa744b6d2006e62b0c

  • SHA256

    e1d34cfff8e9a7f41284ccd85c13b7bd8a84d256c5ee61a13c07dc45c5220711

  • SHA512

    a679b3830b5273b2bbad54d16274dac0e18e01b1b30dc1107a577453dd07f7d59576e38e92d7273230dfd91136193ccc26dbd31db44e4ce9266e6861767ce850

  • SSDEEP

    12288:rVh8tVXk04Z4TxSR+4IqDNvoKAtlwtrifzzmts5lZlVU1w8R:rVWtVU042h4HZqlwtr02KZle1wQ

Score
9/10

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 3 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e1d34cfff8e9a7f41284ccd85c13b7bd8a84d256c5ee61a13c07dc45c5220711.exe
    "C:\Users\Admin\AppData\Local\Temp\e1d34cfff8e9a7f41284ccd85c13b7bd8a84d256c5ee61a13c07dc45c5220711.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1360
    • C:\Users\Admin\AppData\Local\Temp\INSF2BB.tmp
      C:\Users\Admin\AppData\Local\Temp\INSF2BB.tmp /SL3 $80122 C:\Users\Admin\AppData\Local\Temp\e1d34cfff8e9a7f41284ccd85c13b7bd8a84d256c5ee61a13c07dc45c5220711.exe 335158 338346 61952
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1012

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\INSF2BB.tmp

    Filesize

    377KB

    MD5

    ef80f42a048f92263f758f14b09fa30d

    SHA1

    e250058636dee689d6a935d71c0f462e10457239

    SHA256

    a44707ed7ababc6ca81355e9a6afe0e5095d01f1c72ef7b37681447036da518e

    SHA512

    933b43e14cbb734ff48d9b0b06671f15e458633a4e4d52420dd2eda258fc477ae17183a5d83d47da78272d1d6c7f9ba547729cd846ebec5eaf9963b2fce605ed

  • C:\Users\Admin\AppData\Local\Temp\INSF2BB.tmp

    Filesize

    377KB

    MD5

    ef80f42a048f92263f758f14b09fa30d

    SHA1

    e250058636dee689d6a935d71c0f462e10457239

    SHA256

    a44707ed7ababc6ca81355e9a6afe0e5095d01f1c72ef7b37681447036da518e

    SHA512

    933b43e14cbb734ff48d9b0b06671f15e458633a4e4d52420dd2eda258fc477ae17183a5d83d47da78272d1d6c7f9ba547729cd846ebec5eaf9963b2fce605ed

  • C:\Users\Admin\AppData\Local\Temp\vtkC2D3.tmp

    Filesize

    172KB

    MD5

    fe763c2d71419352141c77c310e600d2

    SHA1

    6bb51ebcbde9fe5556a74319b49bea37d5542d5e

    SHA256

    7fdf10ca02d2238e22fda18dfbede9750da9f257221802c8b86c557c19c9bc7b

    SHA512

    147b3a525b1fef98ae46923dcbe25edfcf7b523f347857466eefa88f09ec053ba309dfbee5f1454ec64aba0518ee21986c4b6a506f8550efb1163c8f04d7482c

  • \Users\Admin\AppData\Local\Temp\INSF2BB.tmp

    Filesize

    377KB

    MD5

    ef80f42a048f92263f758f14b09fa30d

    SHA1

    e250058636dee689d6a935d71c0f462e10457239

    SHA256

    a44707ed7ababc6ca81355e9a6afe0e5095d01f1c72ef7b37681447036da518e

    SHA512

    933b43e14cbb734ff48d9b0b06671f15e458633a4e4d52420dd2eda258fc477ae17183a5d83d47da78272d1d6c7f9ba547729cd846ebec5eaf9963b2fce605ed

  • \Users\Admin\AppData\Local\Temp\is-1BR8S.tmp\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-1BR8S.tmp\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\vtkC2D3.tmp

    Filesize

    172KB

    MD5

    fe763c2d71419352141c77c310e600d2

    SHA1

    6bb51ebcbde9fe5556a74319b49bea37d5542d5e

    SHA256

    7fdf10ca02d2238e22fda18dfbede9750da9f257221802c8b86c557c19c9bc7b

    SHA512

    147b3a525b1fef98ae46923dcbe25edfcf7b523f347857466eefa88f09ec053ba309dfbee5f1454ec64aba0518ee21986c4b6a506f8550efb1163c8f04d7482c

  • \Users\Admin\AppData\Local\Temp\vtkC2D3.tmp

    Filesize

    172KB

    MD5

    fe763c2d71419352141c77c310e600d2

    SHA1

    6bb51ebcbde9fe5556a74319b49bea37d5542d5e

    SHA256

    7fdf10ca02d2238e22fda18dfbede9750da9f257221802c8b86c557c19c9bc7b

    SHA512

    147b3a525b1fef98ae46923dcbe25edfcf7b523f347857466eefa88f09ec053ba309dfbee5f1454ec64aba0518ee21986c4b6a506f8550efb1163c8f04d7482c

  • memory/1012-66-0x0000000000280000-0x00000000002F3000-memory.dmp

    Filesize

    460KB

  • memory/1012-74-0x0000000000280000-0x00000000002F3000-memory.dmp

    Filesize

    460KB

  • memory/1360-58-0x0000000000380000-0x00000000003F3000-memory.dmp

    Filesize

    460KB

  • memory/1360-54-0x0000000075091000-0x0000000075093000-memory.dmp

    Filesize

    8KB

  • memory/1360-67-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1360-68-0x0000000000020000-0x0000000000038000-memory.dmp

    Filesize

    96KB

  • memory/1360-69-0x0000000000020000-0x0000000000038000-memory.dmp

    Filesize

    96KB

  • memory/1360-70-0x0000000000020000-0x0000000000038000-memory.dmp

    Filesize

    96KB

  • memory/1360-56-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1360-57-0x0000000000020000-0x0000000000038000-memory.dmp

    Filesize

    96KB

  • memory/1360-73-0x0000000000380000-0x00000000003F3000-memory.dmp

    Filesize

    460KB