Analysis

  • max time kernel
    120s
  • max time network
    134s
  • platform
    windows10-1703_x64
  • resource
    win10-20240221-en
  • resource tags

    arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system
  • submitted
    21-02-2024 14:16

General

  • Target

    Payment-Advice.jar

  • Size

    1.8MB

  • MD5

    bcd94e0661cd673bfcb79c368584a881

  • SHA1

    0707033eecaa1c1b6add2c1e18731b92165954f1

  • SHA256

    8d72ca85103f44742d04ebca02bff65788fe6b9fc6f5a411c707580d42bbd249

  • SHA512

    acf7ec9ee4096f92e6fbd20fea09d077a364b6b16bf16bd1034885e6e25a9af39ce6b03a0b6e822cb11e29a02f48d83416ae7d1bd30188ebad5ab1f5a7c13c89

  • SSDEEP

    49152:nw0Cbptl3ED+0iEeqRXbOog7tcnEivsBl5pvthNOZ8jipd9:n9at8+9XqRXbOenEivIlvtuZ8OpP

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Modifies file permissions 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\Payment-Advice.jar
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3400
    • C:\Windows\system32\icacls.exe
      C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
      2⤵
      • Modifies file permissions
      PID:4328

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

    Filesize

    46B

    MD5

    64bbdbc6d43eb8f811c0f2cd40e70f5d

    SHA1

    b58738a703b6d266ce803d19ad6bcbc6c012f599

    SHA256

    618f307b35fd097bbb708e0f64908d18813ddaab575f5414935041756cdf75fd

    SHA512

    c6cd0e942474e4362c0d2674d62dad083fbdf5ecdf642b357e3929398bb6940d6b68e2e132f1d42b0fcd12b9156e23cb9a25ece2a6ebfcc32221ace2510da580

  • \Users\Admin\AppData\Local\Temp\sense_loader\CC00000065D107DB0001852344843412-1828159100_loader_windows_x64.dll

    Filesize

    61KB

    MD5

    45016b09b3b3b6239797b1bdf782c329

    SHA1

    e3da8b1f7f8a33422abc4fb74f9edc0a44c7b834

    SHA256

    4cb7ac4e7ba640da5a752977c83519f5c456b39783458c64669e80a938e36601

    SHA512

    fcad913fc2a83d026253d63f191224e62da6437894d1711430f5f5fd952e008f0518168b159c6ee369cd2d54fc930ae690dc1a37019e2ef45b04c8d2760882a7

  • memory/3400-35-0x0000028B8DEC0000-0x0000028B8EEC0000-memory.dmp

    Filesize

    16.0MB

  • memory/3400-17-0x0000028BA3320000-0x0000028BA3342000-memory.dmp

    Filesize

    136KB

  • memory/3400-26-0x0000028BA3320000-0x0000028BA3342000-memory.dmp

    Filesize

    136KB

  • memory/3400-27-0x0000028B8C690000-0x0000028B8C691000-memory.dmp

    Filesize

    4KB

  • memory/3400-2-0x0000028B8DEC0000-0x0000028B8EEC0000-memory.dmp

    Filesize

    16.0MB

  • memory/3400-45-0x0000028B8DEC0000-0x0000028B8EEC0000-memory.dmp

    Filesize

    16.0MB

  • memory/3400-50-0x0000028B8DEC0000-0x0000028B8EEC0000-memory.dmp

    Filesize

    16.0MB

  • memory/3400-53-0x0000028B8DEC0000-0x0000028B8EEC0000-memory.dmp

    Filesize

    16.0MB

  • memory/3400-58-0x0000028B8DEC0000-0x0000028B8EEC0000-memory.dmp

    Filesize

    16.0MB

  • memory/3400-65-0x0000028B8DEC0000-0x0000028B8EEC0000-memory.dmp

    Filesize

    16.0MB

  • memory/3400-69-0x0000028B8C690000-0x0000028B8C691000-memory.dmp

    Filesize

    4KB