General

  • Target
    jave.zip
  • Size 36.2MB
  • Sample261002-g4xe8ssapc
  • SHA256 745df2276ba62f3951e9c5a78a95360ee1f94e68558191a9c2ef424cdd8ec778
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      jave/1stinstall.exe
    • Size 45KB
    • SHA256 8c9b58c91a712c6bd1fe081b6b64f064ed196fec8ee96ef23aecacb82854ac46
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Target
      jave/disy-commons.jar
    • Size 1.1MB
    • SHA256 4de8aaaa29ac3a759d9a1c44e0d57ac278fb79954de0ef2561c5d613e9307163
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      jave/jane.v1.81.setup.exe
    • Size 1010KB
    • SHA256 f99cacff4ba70c2822a37c1a9b66143ce34463c07ca4da3399c5e041ea93e804
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    • Loads dropped DLL

    • Target
      jave/jane/jane.v1.76.setup.exe
    • Size 565KB
    • SHA256 3f36125e7eff61da0b105f55cf7eb455c684786c296316f38354c945c2b1886c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    • Loads dropped DLL

    • Target
      jave/jave.exe
    • Size 46KB
    • SHA256 bab8d70f4fb9023cd5e13c210879436c87aba329a6615dd732445f012b633e5f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Checks computer location settings

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Target
      jave/jave.jar
    • Size 2.0MB
    • SHA256 373fd4562308509e764afb018080570d160895cac929cd8663af433d6d46baf1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      jave/javeplayer.jar
    • Size 129KB
    • SHA256 8de5c3c8fc638d2ebe8f73c5d2930c5f1e39978d26f63cc8b3ff7af361d14147
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      jave/jre/jre-1.7.0_13.exe
    • Size 30.1MB
    • SHA256 6dfcfa2f97d790fc30e4f8a23443a2e4d98c121c2569b2a0c0c04cdabefb2f26
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Executes dropped EXE

    • Loads dropped DLL

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

    • Target
      jave/tmp/1stinstall.bat
    • Size 920B
    • SHA256 b8e379613c43e0e3c9d50b70463144a64080919a22ae883291ecb404eb89e11b
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      jave/tmp/jave.bat
    • Size 1KB
    • SHA256 b74b3587521a14b1ca3417151a0fac047aed0f71fd4b0b2eac86d08153408821
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10

MITRE ATT&CK Enterprise v16

Tasks

static1

upxinstaller
Score
5/10

behavioral1

adwarediscoveryexecutionransomwarespywarestealerupx
Score
7/10

behavioral2

adwarediscoveryexecutionransomwarespywarestealerupx
Score
7/10

behavioral3

Score
1/10

behavioral4

Score
1/10

behavioral5

discovery
Score
7/10

behavioral6

discovery
Score
7/10

behavioral7

discovery
Score
7/10

behavioral8

discovery
Score
7/10

behavioral9

discoveryexecutionupx
Score
7/10

behavioral10

discoveryexecutionupx
Score
5/10

behavioral11

Score
1/10

behavioral12

Score
1/10

behavioral13

Score
1/10

behavioral14

Score
1/10

behavioral15

adwarediscoveryexecutionransomwarespywarestealer
Score
7/10

behavioral16

adwarediscoveryexecutionransomwarespywarestealer
Score
7/10

behavioral17

execution
Score
3/10

behavioral18

execution
Score
3/10

behavioral19

execution
Score
3/10

behavioral20

execution
Score
3/10