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Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/07/2024, 09:05

General

  • Target

    7368608a333ad3f51c7521310b62cfab_JaffaCakes118.exe

  • Size

    123KB

  • MD5

    7368608a333ad3f51c7521310b62cfab

  • SHA1

    11bb7e2126928c79c82107810b60e0e0ba6f61c5

  • SHA256

    a67e2dd170fbc8e797bf713d31bf9739f190bde40eff64114445c404f0b104c8

  • SHA512

    e56d92f72b2e4df938dd93b2dc94947915513a7b4c063a19d0a2ad2fd19fd8a83c5b9803e17e1c987a0f4215ab01aed5d97037daf9773e4a2b507316a71ee0bd

  • SSDEEP

    3072:ueSQ41MZrrOwzrq5Ss9eYfphfFQkUcot3EpeBWLL2Rfd3:uVYrJrOSsRwcpY

Score
8/10

Malware Config

Signatures

  • Manipulates Digital Signatures 1 TTPs 1 IoCs

    Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 7 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 13 IoCs
  • Drops file in Windows directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies data under HKEY_USERS 1 IoCs
  • Modifies registry class 4 IoCs
  • Runs regedit.exe 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7368608a333ad3f51c7521310b62cfab_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7368608a333ad3f51c7521310b62cfab_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3944
    • C:\Windows\iaccess32.exe
      C:\Windows\iaccess32.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies data under HKEY_USERS
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2856
      • C:\Windows\SysWOW64\regedit.exe
        "C:\Windows\System32\regedit.exe" /s C:\Windows\tmlpcert2007
        3⤵
        • Manipulates Digital Signatures
        • System Location Discovery: System Language Discovery
        • Runs regedit.exe
        PID:3336
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Windows\system32\egaccess4_1071.dll"
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        PID:2592
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p -s TapiSrv
    1⤵
      PID:3452

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files (x86)\Instant Access\Multi\20110121080122\dialerexe.ini

      Filesize

      668B

      MD5

      1247b4a0c3a3b4f9a8e86edc8974e109

      SHA1

      3cc7b136ec05bef775839ef059ec94f4ec3edf61

      SHA256

      03c554f0f50540e40969589f68b997f7e6e0e76fec4f60fb6b304d55cef78115

      SHA512

      45ca9c4dcccfbb204a4e0cd04253307e34827d7331f9744ec70df300177aff8aa30aea0b1673aa9e7af66b5785c1f8f6ce939db6c3b5d7b6db89dbc9c7a4059d

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\NOCREDITCARD.lnk

      Filesize

      2KB

      MD5

      41558db5ba5417f44ddf53f567b51a91

      SHA1

      9bbe1f02910416803780acfc984fc410c9d41d85

      SHA256

      822171a3565aa30c3ec7689252e81bc5d7bc4411ce6c1ca5eb08141b298273cb

      SHA512

      7784b0941ade63cbb287e410a3f737e6f6b3836716fb03401b684b557d4d261b7da6662af91e964887d0142621b2e103f00a0f57270b100180196283331023ba

    • C:\Users\Public\Desktop\NOCREDITCARD.lnk

      Filesize

      2KB

      MD5

      3f8c7782b2a2d1beb5a38ab63cd07fb9

      SHA1

      ad92a51f792cb72b3d043d35420f82cf6ae334e9

      SHA256

      f7a636b63ebe46a81bad863e0b593d04b7ab263f3377eeb682d4c0d240b0583e

      SHA512

      370819601afbc1ecc86ecbce06a7febebfda56954765f68281837f081a7d8c964373dfb0d3dfd62aa083814755a535d0d93cc15f5beaae0bec241d0b13acc1dc

    • C:\Windows\SysWOW64\egaccess4_1071.dll

      Filesize

      76KB

      MD5

      b83f652ffa76451ae438954f89c02f62

      SHA1

      b3ba0014dd16cee5f6d4cfe7e28b2d5de79dc6dd

      SHA256

      f601991aa00cbe7001197affc0e3854ab76c51c05b9a6ca3e3f708fed876c32f

      SHA512

      965172a5ecd070ea6707ec9985ee3c135c06534561b90ae233e8049b247d87d529b8280f0faf2b0ed933f59c68844414726fa80c4d3119cffa4fdd1cb60eab83

    • C:\Windows\iaccess32.exe

      Filesize

      123KB

      MD5

      b1ccb4c677b85de8094d663951bbdc34

      SHA1

      fbf59b61fb61fbbe927f5b5fc202373ac29cc6ab

      SHA256

      896eb406b34b1102218fc526619fbf975965b5c9692acab2ae745c233cdd9c21

      SHA512

      23d7345a988e8a4e56bbd342a0f8adc8027754218001809f4311c77fc346be40cec033ddee080a889b4bcbba5121930e4374353e3c6a2c9bacb3897fdff86bf3

    • C:\Windows\tmlpcert2007

      Filesize

      6KB

      MD5

      b103757bc3c714123b5efa26ff96a915

      SHA1

      991d6694c71736b59b9486339be44ae5e2b66fef

      SHA256

      eef8937445f24c2bcbe101419be42694e0e38628653a755ab29ecba357d81d48

      SHA512

      d04f2ab14ad4d3e06ea357b4c810515d73b32f2650533a5895ebf5d14b4b697752f25c0c371372e00faab661c0b051c33b8c25bf1226f30be5d6b8727dea81e1

    • memory/2592-29-0x0000000010000000-0x0000000010047000-memory.dmp

      Filesize

      284KB

    • memory/2856-7-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/2856-59-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/3944-0-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/3944-6-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB