Analysis

  • max time kernel
    28s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    18-04-2022 12:01

General

  • Target

    893e3007917cabb488406223f2c36c4556721e36ebfa9b0a57183ca01e48045e.exe

  • Size

    237KB

  • MD5

    eff41fc132a136f18e929fd2dbbc6f0c

  • SHA1

    8172ddc7def1ff008a7b67b691f898d48141efa3

  • SHA256

    893e3007917cabb488406223f2c36c4556721e36ebfa9b0a57183ca01e48045e

  • SHA512

    45b54cb98d91abefa58b2f5e84c16ef07faa4e4673842b33aa071fb6236fb22dc52d961d5738e0160857f755460b61321ae64abe9e9a0a5f0138ae2e88890985

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\893e3007917cabb488406223f2c36c4556721e36ebfa9b0a57183ca01e48045e.exe
    "C:\Users\Admin\AppData\Local\Temp\893e3007917cabb488406223f2c36c4556721e36ebfa9b0a57183ca01e48045e.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1700
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "893e3007917cabb488406223f2c36c4556721e36ebfa9b0a57183ca01e48045e.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\893e3007917cabb488406223f2c36c4556721e36ebfa9b0a57183ca01e48045e.exe" & exit
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2012
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "893e3007917cabb488406223f2c36c4556721e36ebfa9b0a57183ca01e48045e.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1976

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1700-54-0x000000000026B000-0x0000000000293000-memory.dmp

    Filesize

    160KB

  • memory/1700-55-0x00000000753B1000-0x00000000753B3000-memory.dmp

    Filesize

    8KB

  • memory/1700-57-0x0000000000500000-0x0000000000546000-memory.dmp

    Filesize

    280KB

  • memory/1700-56-0x000000000026B000-0x0000000000293000-memory.dmp

    Filesize

    160KB

  • memory/1700-58-0x0000000000400000-0x00000000004F6000-memory.dmp

    Filesize

    984KB