Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    02-01-2025 22:02

General

  • Target

    JaffaCakes118_687a11068b3ed0df12d3c1c84143da20.exe

  • Size

    150KB

  • MD5

    687a11068b3ed0df12d3c1c84143da20

  • SHA1

    b17005240f0e1f9d6133102b577e2d5b5501377f

  • SHA256

    bbe7526d3682fcc4252e36e299bdbbe723b69c73ef4c70dce8f1d3af0540319d

  • SHA512

    b02409a62891d0a70b6a252d4d60874cc26c589aa65fac65c53c53e9f26269b35a2c7c9b278474c8fe3829e134c20cb08bb972f3fd1df6ff5165d1460600e657

  • SSDEEP

    1536:kxqjQ+P04wsZLnDrCUNn/2QfBmYjmZ7tVCOLJkWZk3U+DqvBy4ezvICWdZryRFTh:Rr8WDrC42KJmZ7tVCOLJw3U/uICoZW7d

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 2 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\JaffaCakes118_687a11068b3ed0df12d3c1c84143da20.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_687a11068b3ed0df12d3c1c84143da20.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:2776
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_687a11068b3ed0df12d3c1c84143da20.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_687a11068b3ed0df12d3c1c84143da20.exe"
      2⤵
      • Executes dropped EXE
      PID:2876

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    859KB

    MD5

    beb6dae71186da2adfa2e5671bcfd154

    SHA1

    2c520dfe3490772dfc6bbc2783c5114ca303d39d

    SHA256

    832b42331ca55ce423a4556827cfacdca82c6dbef771619a28b965ef5c62b815

    SHA512

    002423a98f74c7f1244fa9caa06e82cecec67d6bf2c721c7cfb7deaf5995e5ba89ff0ce19c9f5294f0fea608753afdac0c324f194e76c0cac4b835de38fcd09e

  • \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\JaffaCakes118_687a11068b3ed0df12d3c1c84143da20.exe

    Filesize

    109KB

    MD5

    2eb85eff966ec49cad6b173a023e7945

    SHA1

    fbd032ba528efd359287f20018b8c2bfc15e5d5d

    SHA256

    b94dd89fa0ab592dd1522f823495139ba8d868d09ce655549059944a2845e7e0

    SHA512

    412846849cae7331106cd01c165e6e2d2a39c729f239b2bedab58f1a55b2a173bbfa6e25e1021806e0a43633487d2f05e46632149a6dadd251f5366c32aca235

  • memory/2776-84-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2776-85-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2776-86-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2776-88-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB