Analysis

  • max time kernel
    119s
  • max time network
    127s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    20-10-2021 12:00

General

  • Target

    104bfff4e7a7f04efd06e865cce96c4d.exe

  • Size

    87KB

  • MD5

    104bfff4e7a7f04efd06e865cce96c4d

  • SHA1

    f05c8e92b0cc671aa27606347026383cfe179309

  • SHA256

    6d22dfb53e173bdd14f24a6e08bd334596c89bd18519bfd5d9e1371991934ae9

  • SHA512

    9be13b498850a8223119afa3d8e26b1e1cf15a4dc60a3130120944868c1ab531a7d274bd95caf98594fda249364f02cbc971355358bac1cb08c9423c0980cec4

Score
10/10

Malware Config

Extracted

Family

blustealer

Credentials

  • Protocol:
    smtp
  • Host:
    reptw.xyz
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    2HRgrc+HEz}8

Signatures

  • BluStealer

    A Modular information stealer written in Visual Basic.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\104bfff4e7a7f04efd06e865cce96c4d.exe
    "C:\Users\Admin\AppData\Local\Temp\104bfff4e7a7f04efd06e865cce96c4d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2192
    • C:\Users\Admin\AppData\Local\Temp\104bfff4e7a7f04efd06e865cce96c4d.exe
      C:\Users\Admin\AppData\Local\Temp\104bfff4e7a7f04efd06e865cce96c4d.exe
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:3800

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2192-115-0x0000000000600000-0x0000000000601000-memory.dmp

    Filesize

    4KB

  • memory/2192-117-0x0000000002960000-0x0000000002961000-memory.dmp

    Filesize

    4KB

  • memory/2192-118-0x0000000005AF0000-0x0000000005C13000-memory.dmp

    Filesize

    1.1MB

  • memory/2192-119-0x0000000005EE0000-0x0000000005FDE000-memory.dmp

    Filesize

    1016KB

  • memory/3800-120-0x0000000000400000-0x0000000000507000-memory.dmp

    Filesize

    1.0MB

  • memory/3800-121-0x00000000004027A8-mapping.dmp

  • memory/3800-122-0x0000000002B30000-0x0000000002B36000-memory.dmp

    Filesize

    24KB

  • memory/3800-123-0x0000000002B30000-0x0000000002B3A000-memory.dmp

    Filesize

    40KB