Analysis

  • max time kernel
    151s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    19-07-2020 17:21

General

  • Target

    zeusaes_2.9.1.0.vir.exe

  • Size

    230KB

  • MD5

    19b1b03104f6d3937e1008972b0bb10d

  • SHA1

    aa103d6027ef802e0925e9546f1d817006cdd794

  • SHA256

    1f3cb432fec1301eac03a16b40f08df0c29efd9e29b06f600581482a286d12f4

  • SHA512

    bb0b242a6a38e86888152334b3e02fbbe0dcc84dacb13a155f93728bf6c13d34aab7a4ac2fcf8510cb7c85b5eb21852adfa73b44fcf901251100a772e6144d6b

Score
8/10

Malware Config

Signatures

  • Suspicious use of SetWindowsHookEx 14 IoCs
  • Suspicious behavior: EnumeratesProcesses 36 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Checks whether UAC is enabled 4 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 46 IoCs
  • Executes dropped EXE 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious behavior: MapViewOfSection 10 IoCs
  • Deletes itself 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\zeusaes_2.9.1.0.vir.exe
    "C:\Users\Admin\AppData\Local\Temp\zeusaes_2.9.1.0.vir.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1496
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      • Checks whether UAC is enabled
      • Suspicious use of WriteProcessMemory
      • Suspicious use of FindShellTrayWindow
      • Modifies Internet Explorer settings
      PID:1796
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1796 CREDAT:275457 /prefetch:2
        3⤵
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        PID:1924
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1796 CREDAT:472065 /prefetch:2
        3⤵
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        PID:1812
    • C:\Users\Admin\AppData\Local\Temp\zeusaes_2.9.1.0.vir.exe
      C:\Users\Admin\AppData\Local\Temp\zeusaes_2.9.1.0.vir.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1804
      • C:\Users\Admin\AppData\Roaming\Vyfao\ezcag.exe
        "C:\Users\Admin\AppData\Roaming\Vyfao\ezcag.exe"
        3⤵
        • Suspicious use of SetWindowsHookEx
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        • Executes dropped EXE
        PID:1988
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          4⤵
          • Checks whether UAC is enabled
          PID:2024
        • C:\Users\Admin\AppData\Roaming\Vyfao\ezcag.exe
          C:\Users\Admin\AppData\Roaming\Vyfao\ezcag.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Adds Run key to start application
          • Executes dropped EXE
          • Suspicious use of FindShellTrayWindow
          • Suspicious behavior: MapViewOfSection
          PID:2032
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpfea7e2cb.bat"
        3⤵
        • Deletes itself
        PID:1816

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpfea7e2cb.bat
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\GXY2I3NV.txt
  • C:\Users\Admin\AppData\Roaming\Vyfao\ezcag.exe
  • C:\Users\Admin\AppData\Roaming\Vyfao\ezcag.exe
  • C:\Users\Admin\AppData\Roaming\Vyfao\ezcag.exe
  • \Users\Admin\AppData\Roaming\Vyfao\ezcag.exe
  • \Users\Admin\AppData\Roaming\Vyfao\ezcag.exe
  • memory/1496-1-0x0000000002F60000-0x0000000002F71000-memory.dmp
    Filesize

    68KB

  • memory/1496-4-0x0000000002F60000-0x0000000002F71000-memory.dmp
    Filesize

    68KB

  • memory/1496-0-0x0000000002F60000-0x0000000002F71000-memory.dmp
    Filesize

    68KB

  • memory/1796-2-0x0000000000400000-0x0000000000401000-memory.dmp
    Filesize

    4KB

  • memory/1796-3-0x0000000000400459-mapping.dmp
  • memory/1804-5-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/1804-7-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/1804-6-0x000000000040B41E-mapping.dmp
  • memory/1812-22-0x0000000000000000-mapping.dmp
  • memory/1816-24-0x0000000000000000-mapping.dmp
  • memory/1924-8-0x0000000000000000-mapping.dmp
  • memory/1988-11-0x0000000000000000-mapping.dmp
  • memory/1988-14-0x0000000002BA0000-0x0000000002BB1000-memory.dmp
    Filesize

    68KB

  • memory/1988-15-0x0000000002BA0000-0x0000000002BB1000-memory.dmp
    Filesize

    68KB

  • memory/2024-17-0x0000000000400459-mapping.dmp
  • memory/2032-23-0x0000000000290000-0x00000000002B6000-memory.dmp
    Filesize

    152KB

  • memory/2032-27-0x00000000005E0000-0x0000000000606000-memory.dmp
    Filesize

    152KB

  • memory/2032-29-0x00000000005E0000-0x0000000000606000-memory.dmp
    Filesize

    152KB

  • memory/2032-32-0x00000000005E0000-0x0000000000606000-memory.dmp
    Filesize

    152KB

  • memory/2032-34-0x00000000005E0000-0x0000000000606000-memory.dmp
    Filesize

    152KB

  • memory/2032-36-0x00000000005E0000-0x0000000000606000-memory.dmp
    Filesize

    152KB

  • memory/2032-39-0x00000000005E0000-0x0000000000606000-memory.dmp
    Filesize

    152KB

  • memory/2032-41-0x00000000005E0000-0x0000000000606000-memory.dmp
    Filesize

    152KB

  • memory/2032-73-0x00000000005E0000-0x0000000000606000-memory.dmp
    Filesize

    152KB

  • memory/2032-19-0x000000000040B41E-mapping.dmp