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Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14/12/2024, 08:49 UTC

General

  • Target

    edf7184f9f45fb18c12b2b198aa16c45_JaffaCakes118.exe

  • Size

    594KB

  • MD5

    edf7184f9f45fb18c12b2b198aa16c45

  • SHA1

    33695158a4c91e10fa78b3bc863403ed50035b6e

  • SHA256

    0db7f43a51aeb290bf21c1e29092525236852a3a146c33d3ffe62dd5dcb49223

  • SHA512

    432c8fef8fbbf1bc3ce988c563f500c6f62f3b2174d98ed773e5cd1067058ba5c58525e1943dc29c2d7154bb7ae1fc4a46027b2dc51b14fa18c42cb7994f7de9

  • SSDEEP

    12288:UggTSWAJR0p/StdpxHHF/XWs3KI/IDdFCPXIDdFCPn:mTjAJR0JStdpxHHF/r/IDdEXIDdEn

Malware Config

Signatures

  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 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 1 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\edf7184f9f45fb18c12b2b198aa16c45_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\edf7184f9f45fb18c12b2b198aa16c45_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2340
    • C:\Users\Admin\AppData\Local\Temp\3582-490\edf7184f9f45fb18c12b2b198aa16c45_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\edf7184f9f45fb18c12b2b198aa16c45_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      PID:1848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\MSOCache\ALLUSE~1\{90140~1\DW20.EXE

    Filesize

    859KB

    MD5

    754309b7b83050a50768236ee966224f

    SHA1

    10ed7efc2e594417ddeb00a42deb8fd9f804ed53

    SHA256

    acd32dd903e5464b0ecd153fb3f71da520d2e59a63d4c355d9c1874c919d04e6

    SHA512

    e5aaddf62c08c8fcc1ae3f29df220c5c730a2efa96dd18685ee19f5a9d66c4735bb4416c4828033661990604669ed345415ef2dc096ec75e1ab378dd804b1614

  • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • \Users\Admin\AppData\Local\Temp\3582-490\edf7184f9f45fb18c12b2b198aa16c45_JaffaCakes118.exe

    Filesize

    554KB

    MD5

    5d67b793e7b7d3a254e925f78f1eec6a

    SHA1

    f58356df45b6a591681cbfb81646b124c7c67855

    SHA256

    3a128111fd0683247c38ac231c42a882cf25730511af39df50faf3e2f7bca4d0

    SHA512

    b0ae95c9446a6d3d3de6e7efe4e70ef183bbf031b7598daa3158932eff6f5dc10e944b8ca5cf00df0a2ec16e45a08480ba565259fcaba0aed29cec05373e7060

  • memory/1848-15-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2340-88-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2340-90-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

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