Resubmissions

26-10-2021 17:29

211026-v2vqhsaac9 10

26-10-2021 17:18

211026-vvfm1saab6 6

Analysis

  • max time kernel
    600s
  • max time network
    602s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    26-10-2021 17:29

General

  • Target

    E7pPa8kXU2X9H8nyCZseBfpdf.bin.exe

  • Size

    668KB

  • MD5

    e168c49cc388f05d310f780f70661c47

  • SHA1

    1837a8448300159ba08992c39386354b676674e4

  • SHA256

    c1fe976f336cf05401da21ffab8632a0511bbf8743c2e3ff4220c3e9bbf56dbb

  • SHA512

    e4dee911649ef54eb23060846570dcd8371f3e6c05fddfcbf9bb1b5966864a795a7bc36bc6d06bdf8e077f79e763c6a324d8a19666cfb87cd23ce0ff71c4ccc7

Malware Config

Extracted

Family

blustealer

Credentials

  • Protocol:
    smtp
  • Host:
    budgetn.shop
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    s)Z4bO(8nKHT

Signatures

  • BluStealer

    A Modular information stealer written in Visual Basic.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\E7pPa8kXU2X9H8nyCZseBfpdf.bin.exe
    "C:\Users\Admin\AppData\Local\Temp\E7pPa8kXU2X9H8nyCZseBfpdf.bin.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:860
    • C:\Users\Admin\AppData\Local\Temp\E7pPa8kXU2X9H8nyCZseBfpdf.bin.exe
      C:\Users\Admin\AppData\Local\Temp\E7pPa8kXU2X9H8nyCZseBfpdf.bin.exe
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:1808

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/860-54-0x0000000000B00000-0x0000000000B01000-memory.dmp

    Filesize

    4KB

  • memory/860-56-0x0000000000440000-0x0000000000442000-memory.dmp

    Filesize

    8KB

  • memory/860-57-0x0000000000A60000-0x0000000000AF4000-memory.dmp

    Filesize

    592KB

  • memory/860-58-0x0000000004AC0000-0x0000000004AC1000-memory.dmp

    Filesize

    4KB

  • memory/860-59-0x0000000002250000-0x00000000022B0000-memory.dmp

    Filesize

    384KB

  • memory/1808-60-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/1808-61-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/1808-62-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/1808-64-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/1808-65-0x00000000004027A0-mapping.dmp

  • memory/1808-66-0x0000000000080000-0x0000000000086000-memory.dmp

    Filesize

    24KB

  • memory/1808-67-0x0000000000080000-0x000000000008A000-memory.dmp

    Filesize

    40KB

  • memory/1808-68-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB