Analysis

  • max time kernel
    29s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    18-04-2022 16:17

General

  • Target

    6a17b916e9b803172fcb07e0763b7ff42300648d7a9e604a47bd3dd0d02b85cf.exe

  • Size

    350KB

  • MD5

    b7aa434f62f1847eaeb0b701347546f1

  • SHA1

    c66226b76614a713dbc1d0cf6f9be60f7ad64a09

  • SHA256

    6a17b916e9b803172fcb07e0763b7ff42300648d7a9e604a47bd3dd0d02b85cf

  • SHA512

    91f5af0a27fe0da621bea3f0df65df85d2865f4595c0593a2abdd7259b06a5927762e118767ee737fbfdf1f57370b7c450e312e4fb7c694281cb33dd041a76ac

Score
10/10

Malware Config

Signatures

  • OnlyLogger

    A tiny loader that uses IPLogger to get its payload.

  • OnlyLogger Payload 2 IoCs
  • Deletes itself 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6a17b916e9b803172fcb07e0763b7ff42300648d7a9e604a47bd3dd0d02b85cf.exe
    "C:\Users\Admin\AppData\Local\Temp\6a17b916e9b803172fcb07e0763b7ff42300648d7a9e604a47bd3dd0d02b85cf.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1212
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "6a17b916e9b803172fcb07e0763b7ff42300648d7a9e604a47bd3dd0d02b85cf.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\6a17b916e9b803172fcb07e0763b7ff42300648d7a9e604a47bd3dd0d02b85cf.exe" & exit
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1528
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "6a17b916e9b803172fcb07e0763b7ff42300648d7a9e604a47bd3dd0d02b85cf.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1660

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1212-54-0x0000000000CDD000-0x0000000000D05000-memory.dmp

    Filesize

    160KB

  • memory/1212-55-0x00000000755C1000-0x00000000755C3000-memory.dmp

    Filesize

    8KB

  • memory/1212-56-0x0000000000CDD000-0x0000000000D05000-memory.dmp

    Filesize

    160KB

  • memory/1212-57-0x00000000002B0000-0x00000000002F6000-memory.dmp

    Filesize

    280KB

  • memory/1212-58-0x0000000000400000-0x0000000000C31000-memory.dmp

    Filesize

    8.2MB