Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    21-07-2024 21:54

General

  • Target

    618c1661d60e920aed02ddf9cfc79fc3_JaffaCakes118.exe

  • Size

    131KB

  • MD5

    618c1661d60e920aed02ddf9cfc79fc3

  • SHA1

    221aede53df8806ea07a054212295e7caa3f0668

  • SHA256

    640f95314b1a52ff08a5911d9bcc8cc1e5770e5a75181e4de9b0af3614f6409d

  • SHA512

    cf366ecfbbe936e741dd8d61fafa2da7265600ee4f19c7f85c917b18a0e7ea3b061498d7344c580dadd4ff7eb7984612ad6bd4ecfdd41edbfb8102573297acfe

  • SSDEEP

    3072:sr85CNX/FGNHfvtf6PjuxWMHjosXCsezgk2v:k9NvUNHfVeaH3Sdzw

Malware Config

Signatures

  • Detect Neshta payload 2 IoCs
  • Neshta

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

  • 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 2 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).

  • Modifies registry class 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\618c1661d60e920aed02ddf9cfc79fc3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\618c1661d60e920aed02ddf9cfc79fc3_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2668
    • C:\Users\Admin\AppData\Local\Temp\3582-490\618c1661d60e920aed02ddf9cfc79fc3_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\618c1661d60e920aed02ddf9cfc79fc3_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: GetForegroundWindowSpam
      PID:2772

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    547KB

    MD5

    cf6c595d3e5e9667667af096762fd9c4

    SHA1

    9bb44da8d7f6457099cb56e4f7d1026963dce7ce

    SHA256

    593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

    SHA512

    ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

  • C:\Users\Admin\AppData\Local\Temp\3582-490\618c1661d60e920aed02ddf9cfc79fc3_JaffaCakes118.exe

    Filesize

    90KB

    MD5

    ca396649d2bccfc2f0e162ceec44c945

    SHA1

    1e991d1621a849867e8c0eb6a54d270b80d396b9

    SHA256

    51797dc2ad230f29f777e7785df20ee4e09d2df980be082bc4236f9f9d326de0

    SHA512

    04680897d40306c847dfa4738ebc87c40291b16edd2b51d3e8c3147e36c57fd7162fa77b736eec051fcf76fd3e3e6f979acecb675d3b7716d4553409923d5243

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

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • memory/2668-84-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB