Analysis

  • max time kernel
    146s
  • max time network
    149s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-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
  • Modifies file permissions 1 TTPs 1 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 64 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 12 IoCs
  • Suspicious use of WriteProcessMemory 48 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:4180
    • 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:196
    • 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:2012
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:1836
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:3472
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:3576
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:4408
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:2828
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:1480
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:2756
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:1312
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:4172
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:2520
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:3036
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:2712
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:4272
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:3516
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:4756
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:812
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:1880
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:3044
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:4256
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:648
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:3864
      • C:\Windows\SYSTEM32\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:1688

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

    139d4cd55c2ee45f1513369a65e52eec

    SHA1

    c6fae8c9a35711d7a63b3b0e2c0724f01dab4a88

    SHA256

    ab47b9706edab7023cd871764a61cc085c1c13f486dc19e56965386904bca409

    SHA512

    6514ef9dfa0bd028d1c14c5b47e513d533061dd2ac62e754b00924b5215a12b41bb07e30200630ad89aab4238197dc0b3475584738df18f781a2b89faf9c379b

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-160447019-1232603106-4168707212-1000\83aa4cc77f591dfc2374580bbd95f6ba_f9d1bf68-a4a3-4e40-8567-86018b80b4b2

    Filesize

    45B

    MD5

    c8366ae350e7019aefc9d1e6e6a498c6

    SHA1

    5731d8a3e6568a5f2dfbbc87e3db9637df280b61

    SHA256

    11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

    SHA512

    33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

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

    Filesize

    80KB

    MD5

    e9a449971b9efb0a2e12b9cfdd95c076

    SHA1

    385777659fa84e94a3812eb9a8afad27ae3ceed4

    SHA256

    b8c331c9f915960201da9af9c9dc8309e95e7d533741e71f4a5d13ca007d3e18

    SHA512

    bbcaf66b316cb60c63bb190099bee36a0059f13fa35fdf3a9a3e7e9a5304abe57acd71d644cde554427825249b460d58f0aba79f599f0c6fa40d23ea21aa941d

  • \Users\Admin\AppData\Local\Temp\jna-63116079\jna1187982600044441300.dll

    Filesize

    248KB

    MD5

    4de85f9679c3a75f6d7d3e56094aa106

    SHA1

    052f62fb2ebec89fbe412db480865910eab693ad

    SHA256

    3d1b2427b45ff5178bbb4db395758bedd3a1e91121ebb3e3640b5c4e20eb22cc

    SHA512

    e8357eabd548ffeba42715d891b9e1ed22b7bf720f48b1888407b9ebe7a796719c60a38f4fb8bb1cf32d3c9bed210a07cc227424ef991d356ec3acef9e6223ab

  • memory/2012-90-0x0000026D818F0000-0x0000026D81900000-memory.dmp

    Filesize

    64KB

  • memory/2012-126-0x0000026D818F0000-0x0000026D81900000-memory.dmp

    Filesize

    64KB

  • memory/2012-147-0x0000026D819D0000-0x0000026D819E0000-memory.dmp

    Filesize

    64KB

  • memory/2012-146-0x0000026D819C0000-0x0000026D819D0000-memory.dmp

    Filesize

    64KB

  • memory/2012-145-0x0000026D819B0000-0x0000026D819C0000-memory.dmp

    Filesize

    64KB

  • memory/2012-142-0x0000026D81980000-0x0000026D81990000-memory.dmp

    Filesize

    64KB

  • memory/2012-55-0x0000026D81890000-0x0000026D818A0000-memory.dmp

    Filesize

    64KB

  • memory/2012-54-0x0000026D81880000-0x0000026D81890000-memory.dmp

    Filesize

    64KB

  • memory/2012-143-0x0000026D81990000-0x0000026D819A0000-memory.dmp

    Filesize

    64KB

  • memory/2012-141-0x0000026D81970000-0x0000026D81980000-memory.dmp

    Filesize

    64KB

  • memory/2012-140-0x0000026D81960000-0x0000026D81970000-memory.dmp

    Filesize

    64KB

  • memory/2012-139-0x0000026D81950000-0x0000026D81960000-memory.dmp

    Filesize

    64KB

  • memory/2012-60-0x0000026D818B0000-0x0000026D818C0000-memory.dmp

    Filesize

    64KB

  • memory/2012-59-0x0000026D818A0000-0x0000026D818B0000-memory.dmp

    Filesize

    64KB

  • memory/2012-138-0x0000026D81940000-0x0000026D81950000-memory.dmp

    Filesize

    64KB

  • memory/2012-66-0x0000026D818D0000-0x0000026D818E0000-memory.dmp

    Filesize

    64KB

  • memory/2012-65-0x0000026D818C0000-0x0000026D818D0000-memory.dmp

    Filesize

    64KB

  • memory/2012-96-0x0000026D818A0000-0x0000026D818B0000-memory.dmp

    Filesize

    64KB

  • memory/2012-137-0x0000026D81930000-0x0000026D81940000-memory.dmp

    Filesize

    64KB

  • memory/2012-135-0x0000026D81920000-0x0000026D81930000-memory.dmp

    Filesize

    64KB

  • memory/2012-132-0x0000026D819D0000-0x0000026D819E0000-memory.dmp

    Filesize

    64KB

  • memory/2012-131-0x0000026D81900000-0x0000026D81910000-memory.dmp

    Filesize

    64KB

  • memory/2012-130-0x0000026DFFD00000-0x0000026DFFD01000-memory.dmp

    Filesize

    4KB

  • memory/2012-123-0x0000026D818E0000-0x0000026D818F0000-memory.dmp

    Filesize

    64KB

  • memory/2012-124-0x0000026D819A0000-0x0000026D819B0000-memory.dmp

    Filesize

    64KB

  • memory/2012-125-0x0000026D819B0000-0x0000026D819C0000-memory.dmp

    Filesize

    64KB

  • memory/2012-88-0x0000026D81880000-0x0000026D81890000-memory.dmp

    Filesize

    64KB

  • memory/2012-82-0x0000026D818E0000-0x0000026D818F0000-memory.dmp

    Filesize

    64KB

  • memory/2012-81-0x0000026D81610000-0x0000026D81880000-memory.dmp

    Filesize

    2.4MB

  • memory/2012-44-0x0000026DFFD00000-0x0000026DFFD01000-memory.dmp

    Filesize

    4KB

  • memory/2012-35-0x0000026D81610000-0x0000026D81880000-memory.dmp

    Filesize

    2.4MB

  • memory/2012-89-0x0000026D81890000-0x0000026D818A0000-memory.dmp

    Filesize

    64KB

  • memory/2012-127-0x0000026D81910000-0x0000026D81920000-memory.dmp

    Filesize

    64KB

  • memory/2012-95-0x0000026D81910000-0x0000026D81920000-memory.dmp

    Filesize

    64KB

  • memory/2012-128-0x0000026D819C0000-0x0000026D819D0000-memory.dmp

    Filesize

    64KB

  • memory/2012-98-0x0000026D81920000-0x0000026D81930000-memory.dmp

    Filesize

    64KB

  • memory/2012-94-0x0000026D81900000-0x0000026D81910000-memory.dmp

    Filesize

    64KB

  • memory/2012-100-0x0000026D81930000-0x0000026D81940000-memory.dmp

    Filesize

    64KB

  • memory/2012-99-0x0000026D818B0000-0x0000026D818C0000-memory.dmp

    Filesize

    64KB

  • memory/2012-102-0x0000026D818C0000-0x0000026D818D0000-memory.dmp

    Filesize

    64KB

  • memory/2012-104-0x0000026D81940000-0x0000026D81950000-memory.dmp

    Filesize

    64KB

  • memory/2012-103-0x0000026D818D0000-0x0000026D818E0000-memory.dmp

    Filesize

    64KB

  • memory/2012-106-0x0000026D81950000-0x0000026D81960000-memory.dmp

    Filesize

    64KB

  • memory/2012-113-0x0000026D81960000-0x0000026D81970000-memory.dmp

    Filesize

    64KB

  • memory/2012-117-0x0000026D81970000-0x0000026D81980000-memory.dmp

    Filesize

    64KB

  • memory/2012-119-0x0000026D81990000-0x0000026D819A0000-memory.dmp

    Filesize

    64KB

  • memory/2012-118-0x0000026D81980000-0x0000026D81990000-memory.dmp

    Filesize

    64KB

  • memory/4180-58-0x000001AC6EE30000-0x000001AC6F0A0000-memory.dmp

    Filesize

    2.4MB

  • memory/4180-2-0x000001AC6EE30000-0x000001AC6F0A0000-memory.dmp

    Filesize

    2.4MB

  • memory/4180-73-0x000001AC6F0B0000-0x000001AC6F0C0000-memory.dmp

    Filesize

    64KB

  • memory/4180-74-0x000001AC6F0C0000-0x000001AC6F0D0000-memory.dmp

    Filesize

    64KB

  • memory/4180-75-0x000001AC6F0D0000-0x000001AC6F0E0000-memory.dmp

    Filesize

    64KB

  • memory/4180-76-0x000001AC6F0E0000-0x000001AC6F0F0000-memory.dmp

    Filesize

    64KB

  • memory/4180-77-0x000001AC6F0F0000-0x000001AC6F100000-memory.dmp

    Filesize

    64KB

  • memory/4180-78-0x000001AC6EE30000-0x000001AC6F0A0000-memory.dmp

    Filesize

    2.4MB

  • memory/4180-64-0x000001AC6F0B0000-0x000001AC6F0C0000-memory.dmp

    Filesize

    64KB

  • memory/4180-72-0x000001AC6F0A0000-0x000001AC6F0B0000-memory.dmp

    Filesize

    64KB

  • memory/4180-61-0x000001AC6F0A0000-0x000001AC6F0B0000-memory.dmp

    Filesize

    64KB

  • memory/4180-70-0x000001AC6D660000-0x000001AC6D661000-memory.dmp

    Filesize

    4KB

  • memory/4180-67-0x000001AC6F0C0000-0x000001AC6F0D0000-memory.dmp

    Filesize

    64KB

  • memory/4180-32-0x000001AC6F0F0000-0x000001AC6F100000-memory.dmp

    Filesize

    64KB

  • memory/4180-30-0x000001AC6F0E0000-0x000001AC6F0F0000-memory.dmp

    Filesize

    64KB

  • memory/4180-28-0x000001AC6F0D0000-0x000001AC6F0E0000-memory.dmp

    Filesize

    64KB

  • memory/4180-27-0x000001AC6F0C0000-0x000001AC6F0D0000-memory.dmp

    Filesize

    64KB

  • memory/4180-24-0x000001AC6F0B0000-0x000001AC6F0C0000-memory.dmp

    Filesize

    64KB

  • memory/4180-22-0x000001AC6F0A0000-0x000001AC6F0B0000-memory.dmp

    Filesize

    64KB

  • memory/4180-12-0x000001AC6D660000-0x000001AC6D661000-memory.dmp

    Filesize

    4KB