Analysis

  • max time kernel
    143s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    29-12-2023 21:44

General

  • Target

    04befedbe76440e1e24e59ff4244ce6a.exe

  • Size

    8.9MB

  • MD5

    04befedbe76440e1e24e59ff4244ce6a

  • SHA1

    a8a2d779abb35bf23ba21575af1e95a2ecd17265

  • SHA256

    bd8d1264a88d5cdd701a4ee909b70beaec39d216c988b33bfb30f25aee3540ee

  • SHA512

    fa52f5bf9327ba9aade2cf8cc115b824761f45fe195079ec5738f71258e4cac8b1b33b3fba3954aef7aef92c44de47f249d3109f56f798f5ad7be49d9d37f0f2

  • SSDEEP

    196608:YwX6s+9/A4IlpYpvG2OF+n4XRg2SS20yfdVJMjOK:YwX6s+9boYAhbgAy1vMKK

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\04befedbe76440e1e24e59ff4244ce6a.exe
    "C:\Users\Admin\AppData\Local\Temp\04befedbe76440e1e24e59ff4244ce6a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3020
    • C:\Users\Admin\AppData\Roaming\Smart Cleanup\SmartCleanup.exe
      "C:\Users\Admin\AppData\Roaming\Smart Cleanup\SmartCleanup.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1628

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Roaming\Smart Cleanup\SmartCleanup.exe
    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • memory/1628-557-0x0000000000400000-0x0000000000A0F000-memory.dmp
    Filesize

    6.1MB

  • memory/3020-0-0x00000000001D0000-0x00000000001D1000-memory.dmp
    Filesize

    4KB

  • memory/3020-554-0x0000000004090000-0x000000000469F000-memory.dmp
    Filesize

    6.1MB

  • memory/3020-548-0x0000000002930000-0x0000000002940000-memory.dmp
    Filesize

    64KB

  • memory/3020-559-0x0000000000400000-0x0000000000701000-memory.dmp
    Filesize

    3.0MB