General

  • Target
    752b8a6b45ceb452cd4ef28e8f9d3965_JaffaCakes118
  • Size 34.4MB
  • Sample240526-md41aaff62
  • SHA256 0d4e910847a8da89c1a61e75ddd8db232083e735486178457c547e6a3958dcc1
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      752b8a6b45ceb452cd4ef28e8f9d3965_JaffaCakes118
    • Size 34.4MB
    • SHA256 0d4e910847a8da89c1a61e75ddd8db232083e735486178457c547e6a3958dcc1
    • MD5 SHA1 SHA512 SSDEEP
    • Executes dropped EXE

    • Loads dropped DLL

    • Registers COM server for autorun

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

    • Target
      $PLUGINSDIR/Src/Protocol.dll
    • Size 668KB
    • SHA256 7c301b9c44cae3a53a4f939a391ae36e79e29f9216fc903665b4551426cecd90
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      $PLUGINSDIR/Src/Report.dll
    • Size 316KB
    • SHA256 3347ab083d69d9d4bf6c8e6816c56a1eb694b581721965ebd44d240fe956e164
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      $PLUGINSDIR/System.dll
    • Size 19KB
    • SHA256 714bd22a836a7f164b848541b8bf8ac80a20ff38e10e412bf9ef518620a80b8c
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $PLUGINSDIR/chkm.dll
    • Size 74KB
    • SHA256 2061a94b4d34a77f935f95a3741f917c91b27d0e1585c2ee2f8e00806b671db7
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      $PLUGINSDIR/insthelper.dll
    • Size 774KB
    • SHA256 d62d59db60544bd44db6d710f3b6d48608bee022d908dc46d16885e79dd1ca0d
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $PLUGINSDIR/reportsetup.dll
    • Size 309KB
    • SHA256 210876c0ff70ffaa88a05f9ef794a96136549f4168e940e256fb4ac85b0fff71
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $R0/$R0/BaiduPinyinWin10Setup.exe
    • Size 226KB
    • SHA256 ab4ef02af724cce31e288a84c5847badd08c238eea6ad4fc79371c7c8be07cb9
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      $_24_/PersonalCenter/$_25_/index.html
    • Size 9KB
    • SHA256 47b3d9f77c16d3087806a31a07cd4503827adb71297269861dc5e67f74207659
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      $_24_/PersonalCenter/$_25_/js/achievement.js
    • Size 5KB
    • SHA256 fab571286fcfd1c076b54040b6823301638d5dcdf08fc379ea6632bc97406daf
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $_24_/PersonalCenter/$_25_/js/common.js
    • Size 34KB
    • SHA256 fae546d7d9c85aa8ef803564e594a33609c54066a642313dff37f7b81ac16578
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $_24_/PersonalCenter/$_25_/js/config.js
    • Size 7KB
    • SHA256 df77e726865a485beb4b3bededeb6a0c64f8900b3dd0d2135e8dcd5d0f199d43
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      $_24_/PersonalCenter/$_25_/js/tangram.js
    • Size 1KB
    • SHA256 89916f61df38986873dc4c6e562011b35169d9fe0432ceae5a80d405d3310da2
    • MD5 SHA1 SHA512
    Score
    3/10
    • Target
      BDBugReport.exe
    • Size 364KB
    • SHA256 db05ad643a42d3c146f84e49796db419193e03d84291fde8cb4e5dd833071899
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      BDBugReportx64.exe
    • Size 244KB
    • SHA256 54be9c8057c6736b188398cdb51faa406223667f52b06e2b06f1430a6052ffef
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      BDDownloadExe.exe
    • Size 367KB
    • SHA256 68ed1dc5216bc98e95b938643b44160805fb9564966ba3baa515df526ce6cff0
    • MD5 SHA1 SHA512 SSDEEP
    Score
    6/10
    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

MITRE ATT&CK Enterprise v15

Tasks

static1

Score
1/10

behavioral1

bootkitdiscoverypersistence
Score
7/10

behavioral2

bootkitdiscoverypersistence
Score
7/10

behavioral3

Score
1/10

behavioral4

Score
1/10

behavioral5

Score
1/10

behavioral6

Score
1/10

behavioral7

Score
3/10

behavioral8

Score
3/10

behavioral9

Score
1/10

behavioral10

Score
1/10

behavioral11

Score
3/10

behavioral12

Score
3/10

behavioral13

Score
3/10

behavioral14

Score
3/10

behavioral15

Score
1/10

behavioral16

Score
1/10

behavioral17

Score
1/10

behavioral18

Score
1/10

behavioral19

execution
Score
3/10

behavioral20

execution
Score
3/10

behavioral21

execution
Score
3/10

behavioral22

execution
Score
3/10

behavioral23

execution
Score
3/10

behavioral24

execution
Score
3/10

behavioral25

execution
Score
3/10

behavioral26

execution
Score
3/10

behavioral27

Score
1/10

behavioral28

Score
1/10

behavioral29

Score
1/10

behavioral30

Score
1/10

behavioral31

bootkitpersistence
Score
6/10

behavioral32

bootkitpersistence
Score
6/10