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Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    05/10/2024, 14:39

General

  • Target

    s.jar

  • Size

    23.4MB

  • MD5

    f476422a60511cd61f6754728580ce34

  • SHA1

    370946c72b96148d33fb436a527becc9ab291b03

  • SHA256

    7a11f106c159e995601f6acf7cb5bf9a78f9e766a97eb63502cb9666febc7a6e

  • SHA512

    8fae7bc1a0a568b0dd4a30c21be8d8d9da1fcdc6dcc3fd5ee1c5dab940ecf2539b9fadc2e5a597d0177c19a6cad27e7619ed7174f54e0d390e5fb419b7d49d48

  • SSDEEP

    393216:Uj2fnuMWx2Y+fTS66Na4CUid5EYa9fL8kE/Yiuyw6iPhRD/IBRsme1eZrWl+9p:CquP2Y/fDCdfElCV/tw6i5qBioKUP

Malware Config

Signatures

  • Drops startup file 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 60 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\s.jar
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:832
    • C:\Program Files\Java\jre-1.8\bin\javaw.exe
      "C:\Program Files\Java\jre-1.8\bin\javaw" -jar "C:\Users\Admin\AppData\Local\Temp\s.jar" DELAY:3
      2⤵
      • Drops startup file
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4164
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:1832
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:1608
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:3124
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:1724
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:3216
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:2652
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:3228
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:4564
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:772
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:960
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:3152
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:352
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:1432
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:2012
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:836
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:696
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:2408
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:2320
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:2572
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:3240

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\JNativeHook-385777659FA84E94A3812EB9A8AFAD27AE3CEED4.x86_64.dll

    Filesize

    80KB

    MD5

    e9a449971b9efb0a2e12b9cfdd95c076

    SHA1

    385777659fa84e94a3812eb9a8afad27ae3ceed4

    SHA256

    b8c331c9f915960201da9af9c9dc8309e95e7d533741e71f4a5d13ca007d3e18

    SHA512

    bbcaf66b316cb60c63bb190099bee36a0059f13fa35fdf3a9a3e7e9a5304abe57acd71d644cde554427825249b460d58f0aba79f599f0c6fa40d23ea21aa941d

  • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna1020850071868958298.dll

    Filesize

    248KB

    MD5

    4de85f9679c3a75f6d7d3e56094aa106

    SHA1

    052f62fb2ebec89fbe412db480865910eab693ad

    SHA256

    3d1b2427b45ff5178bbb4db395758bedd3a1e91121ebb3e3640b5c4e20eb22cc

    SHA512

    e8357eabd548ffeba42715d891b9e1ed22b7bf720f48b1888407b9ebe7a796719c60a38f4fb8bb1cf32d3c9bed210a07cc227424ef991d356ec3acef9e6223ab

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1287768749-810021449-2672985988-1000\83aa4cc77f591dfc2374580bbd95f6ba_ecb443ad-7c99-4a47-9f82-4d321990d32e

    Filesize

    45B

    MD5

    c8366ae350e7019aefc9d1e6e6a498c6

    SHA1

    5731d8a3e6568a5f2dfbbc87e3db9637df280b61

    SHA256

    11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

    SHA512

    33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

  • memory/832-62-0x0000021B00280000-0x0000021B00290000-memory.dmp

    Filesize

    64KB

  • memory/832-2-0x0000021B00000000-0x0000021B00270000-memory.dmp

    Filesize

    2.4MB

  • memory/832-23-0x0000021B00280000-0x0000021B00290000-memory.dmp

    Filesize

    64KB

  • memory/832-25-0x0000021B00290000-0x0000021B002A0000-memory.dmp

    Filesize

    64KB

  • memory/832-28-0x0000021B002A0000-0x0000021B002B0000-memory.dmp

    Filesize

    64KB

  • memory/832-29-0x0000021B002B0000-0x0000021B002C0000-memory.dmp

    Filesize

    64KB

  • memory/832-68-0x0000021B00290000-0x0000021B002A0000-memory.dmp

    Filesize

    64KB

  • memory/832-61-0x0000021B00270000-0x0000021B00280000-memory.dmp

    Filesize

    64KB

  • memory/832-11-0x0000021B78770000-0x0000021B78771000-memory.dmp

    Filesize

    4KB

  • memory/832-22-0x0000021B00270000-0x0000021B00280000-memory.dmp

    Filesize

    64KB

  • memory/832-75-0x0000021B00000000-0x0000021B00270000-memory.dmp

    Filesize

    2.4MB

  • memory/832-74-0x0000021B002B0000-0x0000021B002C0000-memory.dmp

    Filesize

    64KB

  • memory/832-73-0x0000021B002A0000-0x0000021B002B0000-memory.dmp

    Filesize

    64KB

  • memory/832-72-0x0000021B00280000-0x0000021B00290000-memory.dmp

    Filesize

    64KB

  • memory/832-71-0x0000021B00270000-0x0000021B00280000-memory.dmp

    Filesize

    64KB

  • memory/832-58-0x0000021B00000000-0x0000021B00270000-memory.dmp

    Filesize

    2.4MB

  • memory/832-63-0x0000021B78770000-0x0000021B78771000-memory.dmp

    Filesize

    4KB

  • memory/832-70-0x0000021B78770000-0x0000021B78771000-memory.dmp

    Filesize

    4KB

  • memory/4164-90-0x000001F90CC80000-0x000001F90CC90000-memory.dmp

    Filesize

    64KB

  • memory/4164-105-0x000001F90CCE0000-0x000001F90CCF0000-memory.dmp

    Filesize

    64KB

  • memory/4164-59-0x000001F90CC30000-0x000001F90CC40000-memory.dmp

    Filesize

    64KB

  • memory/4164-60-0x000001F90CC40000-0x000001F90CC50000-memory.dmp

    Filesize

    64KB

  • memory/4164-55-0x000001F90CC20000-0x000001F90CC30000-memory.dmp

    Filesize

    64KB

  • memory/4164-52-0x000001F90CC00000-0x000001F90CC10000-memory.dmp

    Filesize

    64KB

  • memory/4164-53-0x000001F90CC10000-0x000001F90CC20000-memory.dmp

    Filesize

    64KB

  • memory/4164-76-0x000001F90C990000-0x000001F90CC00000-memory.dmp

    Filesize

    2.4MB

  • memory/4164-77-0x000001F90CC60000-0x000001F90CC70000-memory.dmp

    Filesize

    64KB

  • memory/4164-42-0x000001F90C970000-0x000001F90C971000-memory.dmp

    Filesize

    4KB

  • memory/4164-86-0x000001F90CC70000-0x000001F90CC80000-memory.dmp

    Filesize

    64KB

  • memory/4164-85-0x000001F90CC00000-0x000001F90CC10000-memory.dmp

    Filesize

    64KB

  • memory/4164-32-0x000001F90C990000-0x000001F90CC00000-memory.dmp

    Filesize

    2.4MB

  • memory/4164-89-0x000001F90CC10000-0x000001F90CC20000-memory.dmp

    Filesize

    64KB

  • memory/4164-92-0x000001F90CC90000-0x000001F90CCA0000-memory.dmp

    Filesize

    64KB

  • memory/4164-91-0x000001F90CC20000-0x000001F90CC30000-memory.dmp

    Filesize

    64KB

  • memory/4164-95-0x000001F90CCA0000-0x000001F90CCB0000-memory.dmp

    Filesize

    64KB

  • memory/4164-94-0x000001F90CC30000-0x000001F90CC40000-memory.dmp

    Filesize

    64KB

  • memory/4164-98-0x000001F90CCB0000-0x000001F90CCC0000-memory.dmp

    Filesize

    64KB

  • memory/4164-97-0x000001F90CC40000-0x000001F90CC50000-memory.dmp

    Filesize

    64KB

  • memory/4164-101-0x000001F90CCC0000-0x000001F90CCD0000-memory.dmp

    Filesize

    64KB

  • memory/4164-100-0x000001F90CC50000-0x000001F90CC60000-memory.dmp

    Filesize

    64KB

  • memory/4164-103-0x000001F90CCD0000-0x000001F90CCE0000-memory.dmp

    Filesize

    64KB

  • memory/4164-65-0x000001F90CC50000-0x000001F90CC60000-memory.dmp

    Filesize

    64KB

  • memory/4164-112-0x000001F90CCF0000-0x000001F90CD00000-memory.dmp

    Filesize

    64KB

  • memory/4164-116-0x000001F90CD00000-0x000001F90CD10000-memory.dmp

    Filesize

    64KB

  • memory/4164-118-0x000001F90CD10000-0x000001F90CD20000-memory.dmp

    Filesize

    64KB

  • memory/4164-117-0x000001F90CC70000-0x000001F90CC80000-memory.dmp

    Filesize

    64KB

  • memory/4164-115-0x000001F90CC60000-0x000001F90CC70000-memory.dmp

    Filesize

    64KB

  • memory/4164-123-0x000001F90CD20000-0x000001F90CD30000-memory.dmp

    Filesize

    64KB

  • memory/4164-125-0x000001F90CC90000-0x000001F90CCA0000-memory.dmp

    Filesize

    64KB

  • memory/4164-126-0x000001F90CD30000-0x000001F90CD40000-memory.dmp

    Filesize

    64KB

  • memory/4164-129-0x000001F90CCA0000-0x000001F90CCB0000-memory.dmp

    Filesize

    64KB

  • memory/4164-128-0x000001F90CD50000-0x000001F90CD60000-memory.dmp

    Filesize

    64KB

  • memory/4164-127-0x000001F90CD40000-0x000001F90CD50000-memory.dmp

    Filesize

    64KB

  • memory/4164-121-0x000001F90CC80000-0x000001F90CC90000-memory.dmp

    Filesize

    64KB

  • memory/4164-130-0x000001F90C970000-0x000001F90C971000-memory.dmp

    Filesize

    4KB

  • memory/4164-133-0x000001F90CCB0000-0x000001F90CCC0000-memory.dmp

    Filesize

    64KB

  • memory/4164-135-0x000001F90CCC0000-0x000001F90CCD0000-memory.dmp

    Filesize

    64KB

  • memory/4164-136-0x000001F90CCD0000-0x000001F90CCE0000-memory.dmp

    Filesize

    64KB

  • memory/4164-137-0x000001F90CCE0000-0x000001F90CCF0000-memory.dmp

    Filesize

    64KB

  • memory/4164-138-0x000001F90CCF0000-0x000001F90CD00000-memory.dmp

    Filesize

    64KB

  • memory/4164-139-0x000001F90CD00000-0x000001F90CD10000-memory.dmp

    Filesize

    64KB

  • memory/4164-140-0x000001F90CD10000-0x000001F90CD20000-memory.dmp

    Filesize

    64KB

  • memory/4164-141-0x000001F90CD20000-0x000001F90CD30000-memory.dmp

    Filesize

    64KB

  • memory/4164-143-0x000001F90CD40000-0x000001F90CD50000-memory.dmp

    Filesize

    64KB

  • memory/4164-144-0x000001F90CD50000-0x000001F90CD60000-memory.dmp

    Filesize

    64KB