Analysis

  • max time kernel
    141s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04/10/2024, 19:22

General

  • Target

    14a269230f7d734502c51c3dc2c4b8c9_JaffaCakes118.exe

  • Size

    159KB

  • MD5

    14a269230f7d734502c51c3dc2c4b8c9

  • SHA1

    82dbacbb7ad967574d130645e20db1242269cff5

  • SHA256

    5a759ae85000293b0822c3ea5a82b9372b15456b506ac2486978c9d2e94cfd58

  • SHA512

    7a320ed91fcd3a634b8cb575d8fb2e8f38e220139661976b50c3f765eeead5ceecfcd6018678a1f06d2d782fdfd3cc293153a1f8bcada368b8d3f70421ddebf9

  • SSDEEP

    3072:G22ihA0m3BJf0AeG5M01v72RNLhYLzob41ciHTtV:5A0m3T0AeaPM1lE1Nb

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 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 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\14a269230f7d734502c51c3dc2c4b8c9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\14a269230f7d734502c51c3dc2c4b8c9_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Users\Admin\AppData\Local\Temp\biclient.exe
      "C:\Users\Admin\AppData\Local\Temp\biclient.exe" /initurl http://bi.bisrv.com/:affid:/:sid:/:uid:? /affid "downloadfreefontscom" /id "blackforestytlx" /name "BlackForest" /uniqid 14a269230f7d734502c51c3dc2c4b8c9_JaffaCakes118
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2704

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabB3B7.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarB81E.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\config.ini

    Filesize

    103B

    MD5

    66e951d2ada6603e7f405486ba434520

    SHA1

    17890874619df628178f4b4d9ce94bef68c1d2ef

    SHA256

    081d1b0a8df0b926026d9e3103374f4001c513481e2b1582c930e1e6cf5e0ba2

    SHA512

    d4c588437169aeaefafddd42d6a31f6bf127edf829f1bfa162777ee300941bd1cad41273cf9429f8aef84b9d7e3b2c9d8ea9b38b0c87a38418c851e0abe53001

  • \Users\Admin\AppData\Local\Temp\biclient.exe

    Filesize

    219KB

    MD5

    c66293ccd7cbe84b1b8f393ca5e4e6d7

    SHA1

    c24089d407e6280b79bec86532e9de0118e4de71

    SHA256

    ffbae29e2f233767fd42909720497165ce3552427ef93efb2fc714fb4204755f

    SHA512

    7ff97aa71f182035f90ba10c3bf8087280e3f34bf717bda139d642f4e043c64aa2b98d82a90a32f1df4b76f9d7610af62390fe934e514c90c703381a421c00b7

  • memory/1728-12-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/2704-14-0x0000000000100000-0x0000000000101000-memory.dmp

    Filesize

    4KB

  • memory/2704-111-0x0000000000100000-0x0000000000101000-memory.dmp

    Filesize

    4KB