Analysis

  • max time kernel
    48s
  • max time network
    82s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    11-05-2022 02:27

General

  • Target

    2cb27b0eb5d007394c13b6d21e079f6e06d5a8d3e3a4ea541cbf04b4d29523c6.exe

  • Size

    329KB

  • MD5

    e5f43915f2c0d360df5f85384bf558af

  • SHA1

    031ec5f080777aadc8eebc7736ad631882702eb4

  • SHA256

    2cb27b0eb5d007394c13b6d21e079f6e06d5a8d3e3a4ea541cbf04b4d29523c6

  • SHA512

    a3bfeb57ae27c93e280ac3be44ed37871f04985d78a540d0351231c04dc8e7acf5ccc2ee7254286a3b7117cbb0fed89ae463de6652b83173de4e9b8e3f2db308

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\2cb27b0eb5d007394c13b6d21e079f6e06d5a8d3e3a4ea541cbf04b4d29523c6.exe
    "C:\Users\Admin\AppData\Local\Temp\2cb27b0eb5d007394c13b6d21e079f6e06d5a8d3e3a4ea541cbf04b4d29523c6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1952
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "2cb27b0eb5d007394c13b6d21e079f6e06d5a8d3e3a4ea541cbf04b4d29523c6.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\2cb27b0eb5d007394c13b6d21e079f6e06d5a8d3e3a4ea541cbf04b4d29523c6.exe" & exit
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1204
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "2cb27b0eb5d007394c13b6d21e079f6e06d5a8d3e3a4ea541cbf04b4d29523c6.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1932

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1204-58-0x0000000000000000-mapping.dmp

  • memory/1932-59-0x0000000000000000-mapping.dmp

  • memory/1952-54-0x0000000075381000-0x0000000075383000-memory.dmp

    Filesize

    8KB

  • memory/1952-56-0x0000000000220000-0x0000000000266000-memory.dmp

    Filesize

    280KB

  • memory/1952-55-0x000000000065B000-0x0000000000683000-memory.dmp

    Filesize

    160KB

  • memory/1952-57-0x0000000000400000-0x00000000004F8000-memory.dmp

    Filesize

    992KB