Analysis

  • max time kernel
    38s
  • max time network
    68s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    08-05-2022 06:21

General

  • Target

    8f7792066e0b1960954b27a2edd4e7a870e87875b6d746af69dad4567ae9f052.exe

  • Size

    442KB

  • MD5

    82be6306378a74bef5b66427f62fc8b1

  • SHA1

    eae8efe9e35bb561e1b368a55e90c39039834d01

  • SHA256

    8f7792066e0b1960954b27a2edd4e7a870e87875b6d746af69dad4567ae9f052

  • SHA512

    74826e04813938e1f7105fd08bf4335e8740633f3e326d2ec2db853a60c0e49127f7695264babb4d2271c5d1a03c5fe0e54c6b7151ed6a0a3300ab38c0240f41

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\8f7792066e0b1960954b27a2edd4e7a870e87875b6d746af69dad4567ae9f052.exe
    "C:\Users\Admin\AppData\Local\Temp\8f7792066e0b1960954b27a2edd4e7a870e87875b6d746af69dad4567ae9f052.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "8f7792066e0b1960954b27a2edd4e7a870e87875b6d746af69dad4567ae9f052.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\8f7792066e0b1960954b27a2edd4e7a870e87875b6d746af69dad4567ae9f052.exe" & exit
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1532
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "8f7792066e0b1960954b27a2edd4e7a870e87875b6d746af69dad4567ae9f052.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:112

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/112-59-0x0000000000000000-mapping.dmp

  • memory/1532-58-0x0000000000000000-mapping.dmp

  • memory/2024-54-0x0000000075AE1000-0x0000000075AE3000-memory.dmp

    Filesize

    8KB

  • memory/2024-55-0x0000000000D9B000-0x0000000000DC3000-memory.dmp

    Filesize

    160KB

  • memory/2024-56-0x0000000000250000-0x0000000000296000-memory.dmp

    Filesize

    280KB

  • memory/2024-57-0x0000000000400000-0x0000000000C4B000-memory.dmp

    Filesize

    8.3MB