Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    19-03-2024 12:40

General

  • Target

    d623eb8c5e903b686640520b4fc875c9.exe

  • Size

    13KB

  • MD5

    d623eb8c5e903b686640520b4fc875c9

  • SHA1

    5fe3d6cbfa4cc4b829338416672a64ab6084b98e

  • SHA256

    d2d8182f10614eca1b408614c5f6bfdf0fd4dd9afe8f6629b4df6619b443710d

  • SHA512

    a16c9620c400f909bd8741057720eab0db96ce4df4bbb734ab9b425b3bdc6c81d07916f972a02900617ae1a3bb69f0e500ca2dc90f35092a362335a605a253ee

  • SSDEEP

    384:cURsec4iMkbV0Hmo73lRbc9CgoAIOEwF7ftUbt7U+:cyfc4iM2VSmsw8Z+ftY

Score
8/10

Malware Config

Signatures

  • Modifies AppInit DLL entries 2 TTPs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in System32 directory 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d623eb8c5e903b686640520b4fc875c9.exe
    "C:\Users\Admin\AppData\Local\Temp\d623eb8c5e903b686640520b4fc875c9.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Windows\SysWOW64\qensngk.exe
      C:\Windows\system32\qensngk.exe t!
      2⤵
      • Executes dropped EXE
      PID:2956
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\d623eb8c5e903b686640520b4fc875c9.exe.bat
      2⤵
      • Deletes itself
      PID:2648

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\d623eb8c5e903b686640520b4fc875c9.exe.bat

    Filesize

    182B

    MD5

    fa20a027a816353c43ada0f41c4257f4

    SHA1

    d537c9b9820e282f3f43660ddf641f7ef7a10676

    SHA256

    b62bc71790fb87dfe714f6655ba63b04e74ed16184fe70926f57dd66535ebbd5

    SHA512

    c0b197bca2d1d4e67af82439e10d1358012967b1981a2d3bd2389082580291775c77020b4847b38e059ce03922362d7cefda327ead00f1094e959c8184fd08a2

  • \Windows\SysWOW64\qensngk.exe

    Filesize

    13KB

    MD5

    d623eb8c5e903b686640520b4fc875c9

    SHA1

    5fe3d6cbfa4cc4b829338416672a64ab6084b98e

    SHA256

    d2d8182f10614eca1b408614c5f6bfdf0fd4dd9afe8f6629b4df6619b443710d

    SHA512

    a16c9620c400f909bd8741057720eab0db96ce4df4bbb734ab9b425b3bdc6c81d07916f972a02900617ae1a3bb69f0e500ca2dc90f35092a362335a605a253ee

  • memory/2040-1-0x0000000000400000-0x000000000040F000-memory.dmp

    Filesize

    60KB

  • memory/2040-4-0x0000000000220000-0x000000000022F000-memory.dmp

    Filesize

    60KB

  • memory/2040-11-0x0000000000220000-0x000000000022F000-memory.dmp

    Filesize

    60KB

  • memory/2040-20-0x0000000000400000-0x000000000040F000-memory.dmp

    Filesize

    60KB

  • memory/2956-12-0x0000000000400000-0x000000000040F000-memory.dmp

    Filesize

    60KB