General

  • Target
    4ddbc388ac50d1f70eb15c95ad50e0d5_JaffaCakes118
  • Size 9.0MB
  • Sample240517-ba7q8aab65
  • SHA256 014614e6650f00448b18b594013d532043165806280ac04e0e1aab9c9d7d8ad3
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      AutoSnap.exe
    • Size 813KB
    • SHA256 8d70d5c9bcc0e6489483d58b7aaace0887588766730cc21a33afde7eb1489cee
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Client/DeskSide.exe
    • Size 550KB
    • SHA256 c164a1fae9aa656f9ad3f0df2b4ce2ec8c2a2c4328ec5d452e8e25ee0f97095a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Client/DeskSideù.url
    • Size 170B
    • SHA256 1eb26d09ddec6717bf0250291899f7d6e8b6f2cce1a4121c95d2bec2a987cc35
    • MD5 SHA1 SHA512
    Score
    1/10
    • Target
      Client/FAKEDISK.SYS
    • Size 102KB
    • SHA256 b734fe55b90d4d1907c9e6189420e0515c062f32ff058868fdae17985dc8d42f
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Client/IMAGES/ͼƬ.url
    • Size 95B
    • SHA256 902cb12efbedd5c20d9672a1a50149bcf61146841a03a81e36400b8aeded16f1
    • MD5 SHA1 SHA512
    Score
    1/10
    • Target
      Client/InsFilt.exe
    • Size 94KB
    • SHA256 4b6630680705908ef8ba0b76bf630109d9cedde6474ccba1586c2c956e75494d
    • MD5 SHA1 SHA512 SSDEEP
    Score
    8/10
    • Drops file in Drivers directory

    • Sets service image path in registry

    • Target
      Client/NUpdate.exe
    • Size 515KB
    • SHA256 6a7293bc76d960ae1b47e3194752983d4691f0f955c1859223dbce80895f4621
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Client/NoClose.dll
    • Size 137KB
    • SHA256 854583987aff2aa834b176be668d542b68884a061af00512cdcba40687ba98f7
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Client/SEBarClt.exe
    • Size 874KB
    • SHA256 b01acb4f2dc26be063b4fcc12ee959c6db5871226234c9ef7f3af5a75eb3214d
    • MD5 SHA1 SHA512 SSDEEP
    Score
    6/10
    • Enumerates connected drives

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

    • 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

    • Suspicious use of SetThreadContext

    • Target
      Client/SEBarVD.DLL
    • Size 64KB
    • SHA256 eacce4a99e3fe861f7b21182c09babe22961ca92d2a6382fdd11f3bda0c27068
    • MD5 SHA1 SHA512 SSDEEP
    Score
    6/10
    • Enumerates connected drives

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

    • Writes to the Master Boot Record (MBR)

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

    • Target
      Client/SEIEBho.dll
    • Size 432KB
    • SHA256 6a98274d799bfe1ad2bf58698793fc0f6d1313c74364fc5e90446e2a5347d68b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    6/10
    • Installs/modifies Browser Helper Object

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

    • Target
      Client/SExpMenu.exe
    • Size 1.1MB
    • SHA256 554b4aba7109a17c11e8c7ed5aba12ff2934009b4f87e272bf7f0eba3ca01397
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      Client/SyncExp.exe
    • Size 1.1MB
    • SHA256 a64f136fafc9dde40caf995aa6558e2e2cdbce11665066438183782ce6d8fa3b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Client/SyncExpSim.exe
    • Size 872KB
    • SHA256 23a5b7d89f8719ca758c565c5f74db518fe261087a8c71559be5ecf909131e97
    • 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.

    • Target
      Client/board.rtf
    • Size 1KB
    • SHA256 f5e259fc5a311e12f952566105193e9944b2d46ead720d85f3638751f68c22ab
    • MD5 SHA1 SHA512
    Score
    4/10
    • Target
      Client/nQMailer.exe
    • Size 480KB
    • SHA256 5979d135530e3deaacfef9318a85d19a58e3a3a7010830f23ad375379d660c9b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    5/10
    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks

static1

Score
3/10

behavioral1

Score
1/10

behavioral2

Score
1/10

behavioral3

Score
1/10

behavioral4

Score
1/10

behavioral5

Score
1/10

behavioral6

Score
1/10

behavioral7

Score
1/10

behavioral8

Score
1/10

behavioral9

Score
1/10

behavioral10

Score
1/10

behavioral11

persistence
Score
8/10

behavioral12

persistence
Score
8/10

behavioral13

Score
1/10

behavioral14

Score
1/10

behavioral15

Score
1/10

behavioral16

Score
1/10

behavioral17

bootkitpersistence
Score
6/10

behavioral18

bootkitpersistence
Score
6/10

behavioral19

bootkitpersistence
Score
6/10

behavioral20

bootkitpersistence
Score
6/10

behavioral21

adwarestealer
Score
6/10

behavioral22

adwarestealer
Score
6/10

behavioral23

Score
3/10

behavioral24

Score
3/10

behavioral25

Score
1/10

behavioral26

Score
1/10

behavioral27

bootkitpersistence
Score
6/10

behavioral28

bootkitpersistence
Score
6/10

behavioral29

Score
4/10

behavioral30

Score
1/10

behavioral31

Score
5/10

behavioral32

Score
5/10