Analysis

  • max time kernel
    101s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/12/2023, 19:04

General

  • Target

    01322fd0b6afe8497d429afc8f1943f2.exe

  • Size

    29KB

  • MD5

    01322fd0b6afe8497d429afc8f1943f2

  • SHA1

    4cc554cb5bf1d72d18ca6811623323ec357d0fd2

  • SHA256

    34e064cff27182c35739038d0008487faa4a5b6c6ab76ba5576fb00f2a77b5de

  • SHA512

    6a9db665c87b9a493d309ea48767228ba27d6370c45a5b22262d33c12f1ef6291515b92c8db381cf802af77715beda8e109eda031b02e37bc74a225e5b22b241

  • SSDEEP

    768:I1JuJ4CXeLrK8h830rIOsul0gygaE+PFal4KJNyXgz5/NewmGr:SPCQrKB30rI7kz3CANyQd1j

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Registers new Print Monitor 2 TTPs 12 IoCs
  • Sets file execution options in registry 2 TTPs 64 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 12 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 22 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\01322fd0b6afe8497d429afc8f1943f2.exe
    "C:\Users\Admin\AppData\Local\Temp\01322fd0b6afe8497d429afc8f1943f2.exe"
    1⤵
    • Drops file in Drivers directory
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3384
    • C:\Windows\SysWOW64\uurpmm.exe
      C:\Windows\system32\uurpmm.exe
      2⤵
      • Drops file in Drivers directory
      • Sets file execution options in registry
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2500
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c c:\_uniep.bat
      2⤵
        PID:1636
    • C:\Windows\System32\spoolsv.exe
      C:\Windows\System32\spoolsv.exe
      1⤵
      • Registers new Print Monitor
      • Checks SCSI registry key(s)
      • Modifies data under HKEY_USERS
      PID:4612

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\SysWOW64\uurpmm.exe

      Filesize

      39KB

      MD5

      9d8ec9554f6803b8ef6736bad4ae0d33

      SHA1

      d18486e4e583dfdca30818e45cd9a8c332ef0eff

      SHA256

      9d1f13e804537b467b1c12e18aae6bb4c178a62fe6eec6cd68bab7eca542a5e4

      SHA512

      930b21fad9ee811e7910721da5f53f4f1e319af4865ada82cdff7a150653a4a3d3d07e4808d439fdc8e1311bc4a881263abcbcf25bc807bc55e609be8367189c

    • memory/2500-4-0x0000000000400000-0x000000000040B62A-memory.dmp

      Filesize

      45KB

    • memory/2500-14-0x0000000000400000-0x000000000040B62A-memory.dmp

      Filesize

      45KB

    • memory/3384-0-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3384-12-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB