Analysis

  • max time kernel
    37s
  • max time network
    43s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    12-05-2022 12:00

General

  • Target

    4ce6cd07bcac1f637e4b5202c91957d3b3d0f77c19dbe53e0ef30f7baf766f39.exe

  • Size

    227KB

  • MD5

    2af5a00d00befdcbc1a04d8a993ddfeb

  • SHA1

    838211204c6a17149aa027882d4be61c4b29ce33

  • SHA256

    4ce6cd07bcac1f637e4b5202c91957d3b3d0f77c19dbe53e0ef30f7baf766f39

  • SHA512

    866efcf751fe16d1607a17d16248b9bf68127f455a90c485628d7d45fce7155b705b38882e6bad83c9c926b5fad3189914e08312aa775b481678daf5dd5fc97b

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\4ce6cd07bcac1f637e4b5202c91957d3b3d0f77c19dbe53e0ef30f7baf766f39.exe
    "C:\Users\Admin\AppData\Local\Temp\4ce6cd07bcac1f637e4b5202c91957d3b3d0f77c19dbe53e0ef30f7baf766f39.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1296
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "4ce6cd07bcac1f637e4b5202c91957d3b3d0f77c19dbe53e0ef30f7baf766f39.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\4ce6cd07bcac1f637e4b5202c91957d3b3d0f77c19dbe53e0ef30f7baf766f39.exe" & exit
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2000
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "4ce6cd07bcac1f637e4b5202c91957d3b3d0f77c19dbe53e0ef30f7baf766f39.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1832

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1296-54-0x0000000001158000-0x0000000001180000-memory.dmp

    Filesize

    160KB

  • memory/1296-55-0x0000000074F21000-0x0000000074F23000-memory.dmp

    Filesize

    8KB

  • memory/1296-56-0x0000000001158000-0x0000000001180000-memory.dmp

    Filesize

    160KB

  • memory/1296-57-0x0000000000220000-0x0000000000266000-memory.dmp

    Filesize

    280KB

  • memory/1296-58-0x0000000000400000-0x0000000000F96000-memory.dmp

    Filesize

    11.6MB

  • memory/1832-60-0x0000000000000000-mapping.dmp

  • memory/2000-59-0x0000000000000000-mapping.dmp