Analysis

  • max time kernel
    143s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/08/2023, 11:08

General

  • Target

    7a27dc2baf775a5e5c3fcd21dbf30708a9af444246caac78bd863ad1a8400357.exe

  • Size

    652KB

  • MD5

    d793918f5dd516e211be5e6a14fdb607

  • SHA1

    00e9f5c14895bc5d8dad8eabb5d39da6c425006a

  • SHA256

    7a27dc2baf775a5e5c3fcd21dbf30708a9af444246caac78bd863ad1a8400357

  • SHA512

    58f587433ce5f9271c49eee3de25efd7a52e76a01d99f535deabeef4697ba4715b6da561d9084c125e5076193c438cb8ba417a6997e7d5c63891079276611f8e

  • SSDEEP

    12288:zm76zbLa+EuyokRmwdB9R5zxI2anAo+zciYototNWd1DWf3/jwuiUy6YYG:S76ra1uyokEN2anAobbototNWd1DWfby

Malware Config

Signatures

  • Detect PurpleFox Rootkit 6 IoCs

    Detect PurpleFox Rootkit.

  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Drops file in Drivers directory 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • UPX packed file 8 IoCs

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

  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 2 IoCs
  • Modifies data under HKEY_USERS 5 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7a27dc2baf775a5e5c3fcd21dbf30708a9af444246caac78bd863ad1a8400357.exe
    "C:\Users\Admin\AppData\Local\Temp\7a27dc2baf775a5e5c3fcd21dbf30708a9af444246caac78bd863ad1a8400357.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:536
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\7A27DC~1.EXE > nul
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4212
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 2 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:3432
  • C:\Windows\Aqiyq.exe
    C:\Windows\Aqiyq.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2288
    • C:\Windows\Aqiyq.exe
      C:\Windows\Aqiyq.exe -acsi
      2⤵
      • Drops file in Drivers directory
      • Sets service image path in registry
      • Executes dropped EXE
      • Enumerates connected drives
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: LoadsDriver
      • Suspicious use of AdjustPrivilegeToken
      PID:4660

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\Aqiyq.exe

          Filesize

          652KB

          MD5

          d793918f5dd516e211be5e6a14fdb607

          SHA1

          00e9f5c14895bc5d8dad8eabb5d39da6c425006a

          SHA256

          7a27dc2baf775a5e5c3fcd21dbf30708a9af444246caac78bd863ad1a8400357

          SHA512

          58f587433ce5f9271c49eee3de25efd7a52e76a01d99f535deabeef4697ba4715b6da561d9084c125e5076193c438cb8ba417a6997e7d5c63891079276611f8e

        • C:\Windows\Aqiyq.exe

          Filesize

          652KB

          MD5

          d793918f5dd516e211be5e6a14fdb607

          SHA1

          00e9f5c14895bc5d8dad8eabb5d39da6c425006a

          SHA256

          7a27dc2baf775a5e5c3fcd21dbf30708a9af444246caac78bd863ad1a8400357

          SHA512

          58f587433ce5f9271c49eee3de25efd7a52e76a01d99f535deabeef4697ba4715b6da561d9084c125e5076193c438cb8ba417a6997e7d5c63891079276611f8e

        • C:\Windows\Aqiyq.exe

          Filesize

          652KB

          MD5

          d793918f5dd516e211be5e6a14fdb607

          SHA1

          00e9f5c14895bc5d8dad8eabb5d39da6c425006a

          SHA256

          7a27dc2baf775a5e5c3fcd21dbf30708a9af444246caac78bd863ad1a8400357

          SHA512

          58f587433ce5f9271c49eee3de25efd7a52e76a01d99f535deabeef4697ba4715b6da561d9084c125e5076193c438cb8ba417a6997e7d5c63891079276611f8e

        • memory/536-0-0x0000000000400000-0x0000000000591000-memory.dmp

          Filesize

          1.6MB

        • memory/536-1-0x0000000010000000-0x00000000101B0000-memory.dmp

          Filesize

          1.7MB

        • memory/536-19-0x0000000000400000-0x0000000000591000-memory.dmp

          Filesize

          1.6MB

        • memory/2288-12-0x0000000010000000-0x00000000101B0000-memory.dmp

          Filesize

          1.7MB

        • memory/2288-22-0x0000000000400000-0x0000000000591000-memory.dmp

          Filesize

          1.6MB

        • memory/4660-21-0x0000000000400000-0x0000000000591000-memory.dmp

          Filesize

          1.6MB

        • memory/4660-23-0x0000000010000000-0x00000000101B0000-memory.dmp

          Filesize

          1.7MB

        • memory/4660-40-0x0000000000400000-0x0000000000591000-memory.dmp

          Filesize

          1.6MB