Analysis

  • max time kernel
    152s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    22-05-2022 05:41

General

  • Target

    Rasomware2.0.exe

  • Size

    824KB

  • MD5

    7d17a868abac9de81fe79087eee31471

  • SHA1

    2d3f58ea051db43964243b8aefb7279e45e7bda9

  • SHA256

    1d871d84ee02630558411e47c81ef2aa8bef8f6cd8daaf594f133f545f772c26

  • SHA512

    85ec6c3cf0908b306712041fc9d971d27349641245c29f126e01443dcc6ccd78530c789b15d345938c194009c890b42f7c95bc65deae1ef7372e5744651f9540

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Disables Task Manager via registry modification
  • Drops desktop.ini file(s) 1 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Rasomware2.0.exe
    "C:\Users\Admin\AppData\Local\Temp\Rasomware2.0.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:924

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Winlogon Helper DLL

1
T1004

Defense Evasion

Modify Registry

2
T1112

Impact

Defacement

1
T1491

Replay Monitor

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Downloads

  • memory/924-54-0x0000000000E90000-0x0000000000F64000-memory.dmp
    Filesize

    848KB

  • memory/924-55-0x000007FEFC021000-0x000007FEFC023000-memory.dmp
    Filesize

    8KB

  • memory/924-56-0x000000001B467000-0x000000001B486000-memory.dmp
    Filesize

    124KB