General

  • Target
    JaffaCakes118_05dc61097a763e7aff9e6d4e43f31477
  • Size 7.3MB
  • Sample250121-tsrf3asphj
  • SHA256 0b6db0cbd5af09eba2eea7a3145f468ca190a1db48905df96a28acddb96efb67
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      JaffaCakes118_05dc61097a763e7aff9e6d4e43f31477
    • Size 7.3MB
    • SHA256 0b6db0cbd5af09eba2eea7a3145f468ca190a1db48905df96a28acddb96efb67
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Target
      $PLUGINSDIR/ExecDos.dll
    • Size 5KB
    • SHA256 69ac56d2fdf3c71b766d3cc49b33b36f1287cc2503310811017467dfcb455926
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $PLUGINSDIR/InstallOptions.dll
    • Size 14KB
    • SHA256 c9cd5c9609e70005926ae5171726a4142ffbcccc771d307efcd195dafc1e6b4b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $PLUGINSDIR/System.dll
    • Size 11KB
    • SHA256 dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $TEMPImg/Installer.exe
    • Size 6.9MB
    • SHA256 091088c5d1ee6da6b7584af2a7fd1315f5cd5b09789c3f375654f29b372bbdea
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    • Loads dropped DLL

    • Target
      $PLUGINSDIR/ExecDos.dll
    • Size 5KB
    • SHA256 69ac56d2fdf3c71b766d3cc49b33b36f1287cc2503310811017467dfcb455926
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $PLUGINSDIR/System.dll
    • Size 11KB
    • SHA256 dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $TEMPImg/AskInstallChecker-1.5.0.0.exe
    • Size 242KB
    • SHA256 4501e3f8f41966d403e76d3b1d04525098f0b6d41b65741a8351f3b0d3e4397e
    • MD5 SHA1 SHA512 SSDEEP
    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Target
      $TEMPImg/FVM.exe
    • Size 1.4MB
    • SHA256 24f96b0e81b026f81a6d7a3f4c86eb0e4cd86f2e003324c374f69d23445e848e
    • MD5 SHA1 SHA512 SSDEEP
    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Installs/modifies Browser Helper Object

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

    • Drops file in System32 directory

    • Target
      $TEMPImg/PazeraToolbar.exe
    • Size 2.8MB
    • SHA256 db3119182761d71fe962e662aaff8aba64121130f3f1d39ac548020f26deec77
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    • Loads dropped DLL

    • Target
      $PLUGINSDIR/CABSetup.dll
    • Size 17KB
    • SHA256 82f78bcf453ef5bc4383dbb586bcdb7db7b79877ca79991f8b83c9284b6eeedc
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $PLUGINSDIR/InetLoad.dll
    • Size 18KB
    • SHA256 b908ac66f5e0876fefe0be8ee692095132a780a8362ba3a68e99ba0d53dc8ebc
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $PLUGINSDIR/InstallOptions.dll
    • Size 12KB
    • SHA256 0f4d3cee24e3f310fa804983c931d3628613988a24f0be7854f63a9309b8e45f
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $PLUGINSDIR/ScrollLicense.dll
    • Size 58KB
    • SHA256 d81d764e13b8e7a7ede9964f118d2de44b13c39c442527c0ffa11ed25cac5014
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $PLUGINSDIR/System.dll
    • Size 10KB
    • SHA256 cf61ddd15d63c25a12caee70f51ea736cfc02195c42e56ee01b33f689d3754c5
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $PLUGINSDIR/UserInfo.dll
    • Size 4KB
    • SHA256 74a4283da525512b7fa14d40cafd905e63a8c2a3c9faca4d0605ad71f1a05a7d
    • MD5 SHA1 SHA512
    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks

static1

Score
3/10

behavioral1

discovery
Score
7/10

behavioral2

discovery
Score
7/10

behavioral3

discovery
Score
3/10

behavioral4

discovery
Score
3/10

behavioral5

discovery
Score
3/10

behavioral6

discovery
Score
3/10

behavioral7

discovery
Score
3/10

behavioral8

discovery
Score
3/10

behavioral9

discovery
Score
7/10

behavioral10

discovery
Score
7/10

behavioral11

discovery
Score
3/10

behavioral12

discovery
Score
3/10

behavioral13

discovery
Score
3/10

behavioral14

discovery
Score
3/10

behavioral15

discoveryspywarestealer
Score
7/10

behavioral16

discoveryspywarestealer
Score
7/10

behavioral17

adwarediscoverystealer
Score
7/10

behavioral18

adwarediscoverystealer
Score
7/10

behavioral19

discovery
Score
7/10

behavioral20

discovery
Score
7/10

behavioral21

discovery
Score
3/10

behavioral22

discovery
Score
3/10

behavioral23

discovery
Score
3/10

behavioral24

discovery
Score
3/10

behavioral25

discovery
Score
3/10

behavioral26

discovery
Score
3/10

behavioral27

discovery
Score
3/10

behavioral28

discovery
Score
3/10

behavioral29

discovery
Score
3/10

behavioral30

discovery
Score
3/10

behavioral31

discovery
Score
3/10

behavioral32

discovery
Score
3/10