Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    09-03-2022 21:51

General

  • Target

    SecuriteInfo.com.BackDoor.Siggen2.3475.2384.exe

  • Size

    74KB

  • MD5

    ba4380237e7a0f220deaaada1fddff73

  • SHA1

    394b852855574cffa26a66bec083792a21f87f79

  • SHA256

    57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965

  • SHA512

    5e70426b3547020f93c62764f418ff7d475f4bf772130b056f33884e7b155b9675a4af292b356bd9897c5e6c665488989d7400dfb452d8544d1252b3e3798142

Malware Config

Signatures

  • VKeylogger

    A keylogger first seen in Nov 2020.

  • VKeylogger Payload 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.Siggen2.3475.2384.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.Siggen2.3475.2384.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:480
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\SysWOW64\explorer.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      PID:1740

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

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Downloads

  • memory/480-55-0x0000000074EC1000-0x0000000074EC3000-memory.dmp
    Filesize

    8KB

  • memory/1740-57-0x0000000074A11000-0x0000000074A13000-memory.dmp
    Filesize

    8KB

  • memory/1740-58-0x0000000000080000-0x0000000000092000-memory.dmp
    Filesize

    72KB