Analysis

  • max time kernel
    171s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29-10-2022 16:44

General

  • Target

    e92e06818e3246205fb46c9e9c8a008c57885eec1a0786af712ab86ebf16be4e.exe

  • Size

    386KB

  • MD5

    522ffcd4c2ad7fbc859fc7721d4238f4

  • SHA1

    ee5ab18f97587f67d38504fd698bf1a27b71dbf7

  • SHA256

    e92e06818e3246205fb46c9e9c8a008c57885eec1a0786af712ab86ebf16be4e

  • SHA512

    025bc8d0c2cb037fe7dadb5641ce10cfaa82083243074a18619c6dc5ba67eb19f4269f9e1d8841c1f7456226ba335ad6ee8fcbf34a4dad9e2ba80578866244a5

  • SSDEEP

    12288:zXCNi9BMd9VUPyb3Pzcq2YLBZ9TcJIcVyo9bnhg:2W+9VZLP1rLBZ9TGIiy2bhg

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 10 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e92e06818e3246205fb46c9e9c8a008c57885eec1a0786af712ab86ebf16be4e.exe
    "C:\Users\Admin\AppData\Local\Temp\e92e06818e3246205fb46c9e9c8a008c57885eec1a0786af712ab86ebf16be4e.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1160
    • C:\Users\Admin\AppData\Local\Temp\e92e06818e3246205fb46c9e9c8a008c57885eec1a0786af712ab86ebf16be4e.exe
      "C:\Users\Admin\AppData\Local\Temp\e92e06818e3246205fb46c9e9c8a008c57885eec1a0786af712ab86ebf16be4e.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2028
      • C:\Users\Admin\AppData\Local\Temp\e92e06818e3246205fb46c9e9c8a008c57885eec1a0786af712ab86ebf16be4e.exe
        "C:\Users\Admin\AppData\Local\Temp\e92e06818e3246205fb46c9e9c8a008c57885eec1a0786af712ab86ebf16be4e.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:856

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/856-57-0x0000000000000000-mapping.dmp

  • memory/1160-54-0x0000000075B11000-0x0000000075B13000-memory.dmp

    Filesize

    8KB

  • memory/2028-55-0x0000000000000000-mapping.dmp