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Analysis

  • max time kernel
    117s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08/02/2025, 05:42

General

  • Target

    JaffaCakes118_bf9fc4d9b8d9461e59169444664ce1c6.exe

  • Size

    170KB

  • MD5

    bf9fc4d9b8d9461e59169444664ce1c6

  • SHA1

    c5853e8e7e8f8f6990ff69879120d8d15e557f0d

  • SHA256

    13ea24659f5571b5097bcf2fa07464a18dde7e9e2746a6c3139179a8c8d4b084

  • SHA512

    9bbf9811bf1cf9eef1a91eeb0127864a9939c9e183d701c95b993a3db80aa0e703087ba2b9ce5f139990c6d7a90fc02941fbd215340e1225a8f9214d2a9007c8

  • SSDEEP

    1536:JxqjQ+P04wsmJC2Vloa2rYsbDvZO/U+SeOw6nXD1GYv+8VLpsGS1GYv+8VLpsGD:sr85CF5vZOM+SexGvRLGtvRLGu

Malware Config

Signatures

  • Detect Neshta payload 3 IoCs
  • 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 2 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_bf9fc4d9b8d9461e59169444664ce1c6.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bf9fc4d9b8d9461e59169444664ce1c6.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:2960
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_bf9fc4d9b8d9461e59169444664ce1c6.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_bf9fc4d9b8d9461e59169444664ce1c6.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2140

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

    Filesize

    547KB

    MD5

    cf6c595d3e5e9667667af096762fd9c4

    SHA1

    9bb44da8d7f6457099cb56e4f7d1026963dce7ce

    SHA256

    593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

    SHA512

    ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

  • \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_bf9fc4d9b8d9461e59169444664ce1c6.exe

    Filesize

    129KB

    MD5

    53fda11197ce7d1c7fe09c9ca7035678

    SHA1

    54502fdb9df3535910a0dfa2f20b8ebd3b72c6fd

    SHA256

    c40ae58fe104b91c95850260b9a5ba0c908dfabab37b9ab9a5ae326317f7f227

    SHA512

    43a08513f5b1ea784f8ec14a6fa051af1fde29fc97da7c949523d32b37c5255cffbbd457c152108e9c7c9bba8517a56fa97f6db95602e4b100692a670cf047cd

  • memory/2960-83-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2960-85-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB