Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 09:44

General

  • Target

    f86d81aef10838f38d61cfaee96ab6fc_JaffaCakes118.exe

  • Size

    138KB

  • MD5

    f86d81aef10838f38d61cfaee96ab6fc

  • SHA1

    5b27795141fe7d1527d5182366c2c130bea89c5d

  • SHA256

    50a618c9b07a9161921fd204d7ccbebdaac6d7fc61cc4d652089c1efe1ff21be

  • SHA512

    21045d73a4c664f38090895847af0535d233a0cba9bddf56828a767886e89002b841813cf1eaf1425c923a0e9132e4d9bd16ad1654d49f288219d8aafa9ec7e8

  • SSDEEP

    3072:zr8WDrCutmWcCTx+eqfZT2VNa1DdkJT2JQ:PuSTRl+eqfZTcCI2

Malware Config

Signatures

  • 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 6 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 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f86d81aef10838f38d61cfaee96ab6fc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f86d81aef10838f38d61cfaee96ab6fc_JaffaCakes118.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:2096
    • C:\Users\Admin\AppData\Local\Temp\3582-490\f86d81aef10838f38d61cfaee96ab6fc_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\f86d81aef10838f38d61cfaee96ab6fc_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2560

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\MSOCache\ALLUSE~1\{90140~1\DW20.EXE

    Filesize

    859KB

    MD5

    754309b7b83050a50768236ee966224f

    SHA1

    10ed7efc2e594417ddeb00a42deb8fd9f804ed53

    SHA256

    acd32dd903e5464b0ecd153fb3f71da520d2e59a63d4c355d9c1874c919d04e6

    SHA512

    e5aaddf62c08c8fcc1ae3f29df220c5c730a2efa96dd18685ee19f5a9d66c4735bb4416c4828033661990604669ed345415ef2dc096ec75e1ab378dd804b1614

  • \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\f86d81aef10838f38d61cfaee96ab6fc_JaffaCakes118.exe

    Filesize

    97KB

    MD5

    3eeb8796520945f078dbd12de59891cd

    SHA1

    c348f2b841e1c2507db4d0d26e60d80f7d90c729

    SHA256

    fdd27b5d77d0c6169e9e666d0f1731a455bdfc2284f230764e9b0ed92a1f01ea

    SHA512

    ebfb6147dd664c8b0d42d2c6beea101d8358657295d010748b84ab6b9503871eec384ee27df284c64c549e05cdd3a56b7b22713bf65a8229bf919ebcfa26a5c7

  • memory/2096-91-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2096-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB