Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    09/11/2024, 11:26

General

  • Target

    79f79e7fdd867e701fbae0f4cebc9dd49537e3d40cdc227446227e34dcfe5115N.exe

  • Size

    781KB

  • MD5

    df0de1673372eb6eec708163c3411940

  • SHA1

    cdc5c2a93b82a5c7571929f09f41a30a28bd6cb4

  • SHA256

    79f79e7fdd867e701fbae0f4cebc9dd49537e3d40cdc227446227e34dcfe5115

  • SHA512

    dbc10cc6e020cf1832c3b342f089ab68aac021d527a7f12ae27296fc30eb21f514fac341c3860f75e9a148ac1243734f6be35e490e57e1900a5d5754003190d5

  • SSDEEP

    12288:7tKe6Zv23YLVFhBsC8iFHs+hsuQXIQVRpVnl3Bg5oiNBsVVQoOY41lR:v6Zv2ivhBVnFvh5Q44+ii0VaoOhPR

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 6 IoCs
  • UPX packed file 5 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\79f79e7fdd867e701fbae0f4cebc9dd49537e3d40cdc227446227e34dcfe5115N.exe
    "C:\Users\Admin\AppData\Local\Temp\79f79e7fdd867e701fbae0f4cebc9dd49537e3d40cdc227446227e34dcfe5115N.exe"
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Modifies system executable filetype association
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1716
    • C:\Windows\svchost.exe
      C:\Windows\svchost.exe
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:1216

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\concp32.exe

          Filesize

          784KB

          MD5

          1fd0a34a538bc4fbcd1ea0fbf51710b7

          SHA1

          8941495f781238047c48b4b847e46b741a10482d

          SHA256

          54dcf5cbce8268a37dcac479c30f388431c52cd9b64605e965f9a91f1df9a0dd

          SHA512

          e80308f62e5c0de6521ec08eab0da8ed8bd298b04d50c4be4d7913cbe090f4ed99144c2a8b0baec864470e7ad4ac9ad2185a4408d3e02fd1cc4eb83cae977997

        • C:\Windows\svchost.exe

          Filesize

          785KB

          MD5

          507544b52e25c5ae3d519345553fb182

          SHA1

          f506271e582016b9ecdcce03ae05a7fe87cccff3

          SHA256

          792795a522f193065f383f939ddfed5a91f653c5766dacd1de02b358e3835438

          SHA512

          a6551b0881ec762d4ebec7cf296f0cfe502ac08ab0e1490f6fcbdafd558d6fdae8434b0e95ce6c0131306a81ed3f52e68b5e0aed9a8c9e370a81c083de7aaebc

        • memory/1216-16-0x0000000000400000-0x0000000000439000-memory.dmp

          Filesize

          228KB

        • memory/1716-0-0x0000000000400000-0x0000000000439000-memory.dmp

          Filesize

          228KB

        • memory/1716-13-0x00000000002C0000-0x00000000002F9000-memory.dmp

          Filesize

          228KB

        • memory/1716-14-0x0000000000400000-0x0000000000439000-memory.dmp

          Filesize

          228KB