Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/09/2024, 05:24

General

  • Target

    56ebdf6be856006b680088ac9ba9999fbb48f640f7c23b678777890add3d7c9f.exe

  • Size

    79KB

  • MD5

    5e1b563d08572f43d5abe3d9cbb17bdc

  • SHA1

    5ad0adf13e7cf9560945e7bb4699b82261189766

  • SHA256

    56ebdf6be856006b680088ac9ba9999fbb48f640f7c23b678777890add3d7c9f

  • SHA512

    bf91e22995453ad10e61f6c8f2ccdc8708c37635c9f2d545a17df59396fe18af5abdf701eb0bddd9c917e1594bd70c8c21c6eea9ef1fc06b81bc5d8a908bd346

  • SSDEEP

    768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWO5J:RshfSWHHNvoLqNwDDGw02eQmh0HjWO5J

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • 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 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\56ebdf6be856006b680088ac9ba9999fbb48f640f7c23b678777890add3d7c9f.exe
    "C:\Users\Admin\AppData\Local\Temp\56ebdf6be856006b680088ac9ba9999fbb48f640f7c23b678777890add3d7c9f.exe"
    1⤵
    • Modifies system executable filetype association
    • 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 SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5064
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:4944

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\notepad¢¬.exe

          Filesize

          75KB

          MD5

          370a9fc91e70f74cc8e5ae2dc6538ce3

          SHA1

          6005fc14299398d643e824dc90a76594e6da64e7

          SHA256

          047dc43957b918e9a36ab61ac391db3f45648dbcad91834c87d783ef6cd2c7a8

          SHA512

          5d98939a4d3fbe67c03b6c1fbe1c6e36e1207182ab382a4f6f2fd633fe4d7bd1a6edf70e03c210047607d9f9471f61673d3edc2cd974163ee37740f3fb80b698

        • C:\Windows\System\rundll32.exe

          Filesize

          79KB

          MD5

          54fa43044d4d9b3fddb1371826204588

          SHA1

          e732ca5d2e4180e62b28d00476d4ce06ff24567e

          SHA256

          07f8f926398f4ad14e6ee16870cfab7e32fa52d9b0dba34c1d41b2146914d137

          SHA512

          8e54430b1ae4f08de2388dc23ab51a0a34df31ea4eaf445c7d81264dd31d7a44c9239a7d5fd494786aadb6803bd6c74b7b5ac5a404af5877f9d8041ccad55eb1

        • memory/4944-14-0x0000000000400000-0x0000000000415A00-memory.dmp

          Filesize

          86KB

        • memory/5064-0-0x0000000000400000-0x0000000000415A00-memory.dmp

          Filesize

          86KB

        • memory/5064-13-0x0000000000400000-0x0000000000415A00-memory.dmp

          Filesize

          86KB