Analysis

  • max time kernel
    109s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7v200217
  • submitted
    10-04-2020 09:20

General

  • Target

    invoice 546787652355666666544333234555.exe

  • Size

    2.1MB

  • MD5

    d7ab129d6d152cc9f84c8e8ab59f3ef4

  • SHA1

    623c490e874aff8e6e6a5813ab87e3faf0be38a3

  • SHA256

    4da820dc5b8b59fa5e8567477768de1cb71bd42969a56b70fa08f56309cbb89d

  • SHA512

    f0fe4e9e792560214208d1d49ece23eb15e2f1d85783ed135bb2502eb495f83eab3083567a40b23a6ace5ac03aef335e69be16db6ec397e9d15f472f2ea57a65

Malware Config

Signatures

  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of FindShellTrayWindow 13 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • HawkEye Reborn

    HawkEye Reborn is an enhanced version of the HawkEye malware kit.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SendNotifyMessage 13 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\invoice 546787652355666666544333234555.exe
    "C:\Users\Admin\AppData\Local\Temp\invoice 546787652355666666544333234555.exe"
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    • Suspicious use of SendNotifyMessage
    • Suspicious behavior: MapViewOfSection
    PID:1832
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetThreadContext
      PID:1840
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmpFAB2.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1964

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpFAB2.tmp

  • memory/1840-0-0x0000000000400000-0x00000000004AA000-memory.dmp

    Filesize

    680KB

  • memory/1840-1-0x0000000000400000-0x00000000004AA000-memory.dmp

    Filesize

    680KB

  • memory/1840-2-0x0000000000400000-0x00000000004AA000-memory.dmp

    Filesize

    680KB

  • memory/1964-3-0x0000000000400000-0x0000000000477000-memory.dmp

    Filesize

    476KB

  • memory/1964-4-0x0000000000400000-0x0000000000477000-memory.dmp

    Filesize

    476KB