Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-03-2023 11:31

General

  • Target

    QUOTATIONPO-0094428032023.pdf(78KB).jar

  • Size

    634KB

  • MD5

    ca85b75e83fa37e50af1f40ca38dfbab

  • SHA1

    a30e9f70587a8c1d2d4d7abf39f0bf4a12bf5e72

  • SHA256

    28952fa9edd3d9f693ce584366edb88003fbfb6a29151196deca51de3ab5816a

  • SHA512

    21954326cb3c8e8fe6b66c660acac4faadba10d90e07b0d48d5db73e7d5647efd44c50047b5116efe4dc5bde4b922fe014d4344ed6677ae14fbe0f932af5fcc9

  • SSDEEP

    12288:hH8YZmwAQBSIiRLq9slEUh8llqyEyFHjF45dxYcbkqsr0AHO:B8YZj/SIiRi/Uh8lkyJFDF45d6drvu

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\ProgramData\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\QUOTATIONPO-0094428032023.pdf(78KB).jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:540
    • C:\Windows\SYSTEM32\wscript.exe
      wscript C:\Users\Admin\zonqimunpm.js
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:1396
      • C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe
        "C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\oswackc.txt"
        3⤵
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2760
        • C:\Program Files\Java\jre1.8.0_66\bin\java.exe
          "C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar C:\Users\Admin\AppData\Local\Temp\_0.053971399208981534054465639284361825.class
          4⤵
          • Suspicious use of SetWindowsHookEx
          PID:624

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp

    Filesize

    50B

    MD5

    460df193377d281c9517eba85cc1806e

    SHA1

    acb4cbf5b74dd1579579702a0cb476a39ff3f0de

    SHA256

    2ad47683866dfde5af187e4f823c0db6769fa58884d335ed941c3e9225df954e

    SHA512

    1d75a17fd2ace96a0f63e8646f1ef6625ed38c1af4d1ea55bc3b2526bd12264f413601080b3ac885d61d646db7f8ab009af2429ceefc276507680943f20f66f2

  • C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp

    Filesize

    50B

    MD5

    32771e23b7b5923bc5d8728bcb4e8fab

    SHA1

    776b37ed7720351fa72d951685d9bab6e58f0e3b

    SHA256

    bbd5a501fa1d64736ed1ef5a7464dabd01eb1e648ee7ecd14802297d99bdff1c

    SHA512

    eb2d05eac402779c086e2ee976103a93aa4835cbe750a98dd50ec12c6994b85ce3e0a5a44c569e3ec309464f139198ffb37c0429915965201ebd70f352285efa

  • C:\Users\Admin\AppData\Local\Temp\_0.053971399208981534054465639284361825.class

    Filesize

    241KB

    MD5

    781fb531354d6f291f1ccab48da6d39f

    SHA1

    9ce4518ebcb5be6d1f0b5477fa00c26860fe9a68

    SHA256

    97d585b6aff62fb4e43e7e6a5f816dcd7a14be11a88b109a9ba9e8cd4c456eb9

    SHA512

    3e6630f5feb4a3eb1dac7e9125ce14b1a2a45d7415cf44cea42bc51b2a9aa37169ee4a4c36c888c8f2696e7d6e298e2ad7b2f4c22868aaa5948210eb7db220d8

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-144354903-2550862337-1367551827-1000\83aa4cc77f591dfc2374580bbd95f6ba_76cff8be-8f86-4613-9a47-5d5870acb67c

    Filesize

    45B

    MD5

    c8366ae350e7019aefc9d1e6e6a498c6

    SHA1

    5731d8a3e6568a5f2dfbbc87e3db9637df280b61

    SHA256

    11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

    SHA512

    33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

  • C:\Users\Admin\AppData\Roaming\oswackc.txt

    Filesize

    479KB

    MD5

    fae6698dced705d42bfae2c60dae5c33

    SHA1

    3a6cc4737a26fe162e1bf694d2a867c635e1f6d8

    SHA256

    cf862d97e04a18e5772292a628867f88f447b41fc119a65ac1d9fc8c60b45fd9

    SHA512

    e1c4cdb1fe39b8cfbb4c627d5325893bd8bacd35a848f1a035e5e1b27cfca4a5729a660774756b9151daf9013ad4a6b451fa9fa749dccb8e2223fe905d29f660

  • C:\Users\Admin\zonqimunpm.js

    Filesize

    969KB

    MD5

    90939a78b5006143c3198c4962d43891

    SHA1

    711223dfc3ef0f85d99303b685c822d458f4e4b7

    SHA256

    31e35c87f6f36d0179c909937250706dda0363311afdf448778c4ea3c63251e1

    SHA512

    c12d36c4b66ed63a6e7afaf2084fd2b93172c29676c85a197ef5ac42e62233f29de08e12b314c6b6a53e0eabf8c13fe868fcac98436597424b1ffaa5b2525f70

  • memory/540-148-0x00000000030C0000-0x00000000030C1000-memory.dmp

    Filesize

    4KB

  • memory/624-181-0x00000000012D0000-0x00000000012D1000-memory.dmp

    Filesize

    4KB

  • memory/624-211-0x00000000012D0000-0x00000000012D1000-memory.dmp

    Filesize

    4KB

  • memory/624-218-0x00000000012D0000-0x00000000012D1000-memory.dmp

    Filesize

    4KB

  • memory/2760-164-0x0000000002C60000-0x0000000002C61000-memory.dmp

    Filesize

    4KB

  • memory/2760-202-0x0000000002C60000-0x0000000002C61000-memory.dmp

    Filesize

    4KB

  • memory/2760-205-0x0000000002C60000-0x0000000002C61000-memory.dmp

    Filesize

    4KB

  • memory/2760-219-0x0000000002C60000-0x0000000002C61000-memory.dmp

    Filesize

    4KB

  • memory/2760-223-0x0000000002C60000-0x0000000002C61000-memory.dmp

    Filesize

    4KB