Overview

overview

7

Static

static

3

178a210830...18.exe

windows7-x64

7

178a210830...18.exe

windows10-2004-x64

7

$PLUGINSDI...is.dll

windows7-x64

3

$PLUGINSDI...is.dll

windows10-2004-x64

3

ffMediaWat...ion.js

windows7-x64

3

ffMediaWat...ion.js

windows10-2004-x64

3

ff/chrome/...667.js

windows7-x64

3

ff/chrome/...667.js

windows10-2004-x64

3

ff/chrome/...ion.js

windows7-x64

3

ff/chrome/...ion.js

windows10-2004-x64

3

ie/MediaWa...67.dll

windows7-x64

6

ie/MediaWa...67.dll

windows10-2004-x64

6

uninstall.exe

windows7-x64

7

uninstall.exe

windows10-2004-x64

7

$PLUGINSDI...is.dll

windows7-x64

3

$PLUGINSDI...is.dll

windows10-2004-x64

3

Analysis

  • max time kernel
    131s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-10-2024 09:34

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General

  • Target

    178a210830c126b829b41485b57b7010_JaffaCakes118.exe

  • Size

    634KB

  • MD5

    178a210830c126b829b41485b57b7010

  • SHA1

    7218a2aa55355489e71e6233ecc4abfe23e91c6e

  • SHA256

    38c2ea46ee7490f1c6fc686828c643a5576a58774f2bd75711aaba280e8ff058

  • SHA512

    42253c8ae7abd0f8850a8a15300205b118b94eccda421e51c9f5c72638d6fa19160a385f7119891387dd8d52a20634646aff65ca75bdf6c28baebafe2a55e516

  • SSDEEP

    12288:Z2q5ZMKONbQG4GjeZHkwuPikQ7lKH5p5H9x1WeZHkwuDivQhlKL5p/xlolff:Z2mZM0G4GjeZEXi37l6Br1WeZE7iohlP

Score
7/10
adwarediscoveryspywarestealer

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

    stealeradware
  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 22 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

    discovery
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
    adwarespyware
  • Modifies registry class 36 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\178a210830c126b829b41485b57b7010_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\178a210830c126b829b41485b57b7010_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3532
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32 "C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home667\ie\MediaWatchV1home667.dll" /s
      2⤵
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:964
    • C:\Windows\SysWOW64\gpupdate.exe
      "C:\Windows\System32\gpupdate.exe" /force
      2⤵
      • System Location Discovery: System Language Discovery
      PID:924
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:4612
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:5016
      • 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=4328,i,7447299413640964517,4240724842020506306,262144 --variations-seed-version --mojo-platform-channel-handle=4408 /prefetch:8
        1⤵
          PID:4416

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home667\ie\MediaWatchV1home667.dll
          Filesize

          85KB

          MD5

          cc42da76f4f56b26e0fc453e5fd12586

          SHA1

          53a658622cd936c6f54edf0c5d1adcb02facd1b9

          SHA256

          3d75ff0edad68fe5a061fc991d24ae2d2b91b85f477460dc8b544e346999be3f

          SHA512

          122a14046a1229be8569cdf29e12c51c6b4fb06780618ded65e637f4f743a7eaf9dd44bcee4a37b8003c5b847f33b13d018db4225a0b81d4c90f530494bd5963

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        • C:\Users\Admin\AppData\Local\Temp\nsy5AED.tmp\aminsis.dll
          Filesize

          559KB

          MD5

          51ba1095f0ae45a2d444bea506cb9ad4

          SHA1

          038a5d53d055a6d440bd2c8864c2f51db206c5e5

          SHA256

          b620091bf9973e807e12155d2247a6d233b5d13ec38c426675470ab4b26f0539

          SHA512

          f5fe2dd0f19bcaab47540ceedbec71f7f7c5b833c8772c097594c458e5f1101fe9feb849812b65c175055f71dfb13f11c4ad94fef42cd66f247413e453de3361

          Download Submit