Analysis

  • max time kernel
    126s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/09/2024, 23:43

General

  • Target

    df1b9cb67686c2b5cdda2dd70c2bf8ad_JaffaCakes118.exe

  • Size

    76KB

  • MD5

    df1b9cb67686c2b5cdda2dd70c2bf8ad

  • SHA1

    9a9ec6819847f64573d82458348802026217892a

  • SHA256

    6e0cc74073399f12e8e54ed1f3f273f1d6dff4d24283e66ab73fb8e29ddf6da3

  • SHA512

    bad010ddf0c2114904a8686e8ae2f826be25b4e775593ec724d81c56feb50ac2078f96143dca972b4139106b7ca6d4186a8753ea9e84ffdd4fa772db88707dbb

  • SSDEEP

    1536:1Rf1o2Ca7qiagSshdS0D6mJe7NeYRNgKJ+BCyNExQE7bvqc:1pj7EUbD6mJgeqgKJ+BCZvvqc

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Drops file in System32 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.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\df1b9cb67686c2b5cdda2dd70c2bf8ad_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\df1b9cb67686c2b5cdda2dd70c2bf8ad_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3372
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c \DelUS.bat
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2244
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4344,i,10597648459838880772,16562651767759956329,262144 --variations-seed-version --mojo-platform-channel-handle=4512 /prefetch:8
    1⤵
      PID:3236

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\DelUS.bat

            Filesize

            228B

            MD5

            59f92a914cb89a4facf24ddea6689491

            SHA1

            e31ffaf8ac004d2d836a05d66335b8ca118c0321

            SHA256

            c2352769f8b6bb1c020215b197c52910ea07e4ac36458bea21c4e7a17b62e64b

            SHA512

            317c434822abbc34cce353643c12650d9984e8e61c4548aa6bba5b3ea5f252439650e2bbc3060944c136838e47b6025883cae52aec5be0755350c40cb794ea1f

          • C:\Users\Admin\AppData\Local\Temp\nsf511A.tmp\DLLWebCount.dll

            Filesize

            28KB

            MD5

            d825e4003d1697fd4bc45361e222746c

            SHA1

            e9d4b1073aac15d4dbb430471fcaea549e633d13

            SHA256

            c79e4be74eecf16f2f7f1d39724c938bf372e9568bb96fa4610926a57fe323f5

            SHA512

            7740a18cae5a42963c748a49ac6175482c93b34dce703a7cf24f5828ee6cdc19eb2669a634b64c2a4c861272f7e9b9e943455195a7cd6afcd8fa5586744eb86f

          • C:\Users\Admin\AppData\Local\Temp\nsf511A.tmp\SelfDelete.dll

            Filesize

            24KB

            MD5

            7bf1bd7661385621c7908e36958f582e

            SHA1

            43242d7731c097e95fb96753c8262609ff929410

            SHA256

            c0ad2c13d48c9fe62f898da822a5f08be3bf6c4e2c1c7ffdf7634f2ca4a8859e

            SHA512

            8317af5cc3ac802eb095f3fa8cc71daa1265ca58fead031c07872f3d4bb07663a7002ae734fad392a7617f0923fe0caf1f54ed55afdf8516a6a08e202d86fa7f