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Analysis

  • max time kernel
    153s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29/11/2022, 17:17

General

  • Target

    ad6a78957848e77722130fb2c10fde5e14cb5cd6c63ac8d48590161e853596af.exe

  • Size

    88KB

  • MD5

    936dcb2a7cec1b8c62404fb7f89d7671

  • SHA1

    f0ce1826b94be5694b4966570b7b29d4237bde53

  • SHA256

    ad6a78957848e77722130fb2c10fde5e14cb5cd6c63ac8d48590161e853596af

  • SHA512

    00d01efcf81fc511de6573cb91679ce78272fcb97b2f974f36f4bc9f2a5421fc87a40a1f676ec7e16161c6325f8001369900d87e11c6874e866a7c4effcdacf5

  • SSDEEP

    768:7LT9rFEGNu34C/lfQzxKztTp8KS5k+qIYvCdUwY7EqVN14+QCnq/K/7w:7LTsGGloAztd8HtPY7DN14Oqi/7

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 29 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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ad6a78957848e77722130fb2c10fde5e14cb5cd6c63ac8d48590161e853596af.exe
    "C:\Users\Admin\AppData\Local\Temp\ad6a78957848e77722130fb2c10fde5e14cb5cd6c63ac8d48590161e853596af.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1404
    • C:\Users\Admin\saauhu.exe
      "C:\Users\Admin\saauhu.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1660

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\saauhu.exe

    Filesize

    88KB

    MD5

    a414b2dd3b2235fea2dc14e09c4d61c4

    SHA1

    771984bcdda7be00fcb6778cf593740ba5dd84b2

    SHA256

    852bc1f1fc29e6ce161436ddefad9f7e172854e1fc29444cc276f9f69245b335

    SHA512

    5703da2857f474814fa9799a4a7c951af548960be2d9aead7ef0a9a3b087ca162f29a654769c953caa17329f2925722d7147aa0a203205b7395ccbbdfe40468c

  • C:\Users\Admin\saauhu.exe

    Filesize

    88KB

    MD5

    a414b2dd3b2235fea2dc14e09c4d61c4

    SHA1

    771984bcdda7be00fcb6778cf593740ba5dd84b2

    SHA256

    852bc1f1fc29e6ce161436ddefad9f7e172854e1fc29444cc276f9f69245b335

    SHA512

    5703da2857f474814fa9799a4a7c951af548960be2d9aead7ef0a9a3b087ca162f29a654769c953caa17329f2925722d7147aa0a203205b7395ccbbdfe40468c

  • \Users\Admin\saauhu.exe

    Filesize

    88KB

    MD5

    a414b2dd3b2235fea2dc14e09c4d61c4

    SHA1

    771984bcdda7be00fcb6778cf593740ba5dd84b2

    SHA256

    852bc1f1fc29e6ce161436ddefad9f7e172854e1fc29444cc276f9f69245b335

    SHA512

    5703da2857f474814fa9799a4a7c951af548960be2d9aead7ef0a9a3b087ca162f29a654769c953caa17329f2925722d7147aa0a203205b7395ccbbdfe40468c

  • \Users\Admin\saauhu.exe

    Filesize

    88KB

    MD5

    a414b2dd3b2235fea2dc14e09c4d61c4

    SHA1

    771984bcdda7be00fcb6778cf593740ba5dd84b2

    SHA256

    852bc1f1fc29e6ce161436ddefad9f7e172854e1fc29444cc276f9f69245b335

    SHA512

    5703da2857f474814fa9799a4a7c951af548960be2d9aead7ef0a9a3b087ca162f29a654769c953caa17329f2925722d7147aa0a203205b7395ccbbdfe40468c

  • memory/1404-56-0x0000000074F01000-0x0000000074F03000-memory.dmp

    Filesize

    8KB