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Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31/01/2025, 16:12

General

  • Target

    JaffaCakes118_6bd7550f4d76995224b7305467badecc.exe

  • Size

    122KB

  • MD5

    6bd7550f4d76995224b7305467badecc

  • SHA1

    e441400e7f90846924d11da8097a2edfabdd47b5

  • SHA256

    e77179a59e0a8587dd261e06bf410536c93ad38f6d68a9f8ef334c30c58710b8

  • SHA512

    eea4e4811cb2f884913fc03e13b20efa0c4dbeacde26b78467c1e7b460b090718eb7c229471f754fe7f654db03bfd85693ba06dc78ed4d69d96089f289de9c70

  • SSDEEP

    3072:Cr8WDrCz70tRjmjoShmCL+r2p1e/X/2hmn2woB13Dz:KuEtRWoShmULe/0Y23Bz

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 3 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 1 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6bd7550f4d76995224b7305467badecc.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6bd7550f4d76995224b7305467badecc.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:2988
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_6bd7550f4d76995224b7305467badecc.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_6bd7550f4d76995224b7305467badecc.exe"
      2⤵
      • Executes dropped EXE
      PID:2104

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    859KB

    MD5

    0dc9600dc9cb78f3b68a5dc49c476d93

    SHA1

    c1ed5a2d27547e9675c65f515bd99795a937a502

    SHA256

    22174a0bea3c4381ed31eaf1fa6416a940fb74feab6c55cb8b99f7b625a33bc6

    SHA512

    664430b1c4f678393a132b44cbb51b1e4a6ce760e510da6f4eb20cd6b5f8da910509130e42f883108ee1bba5a1bfe7804149eef09822a1c4cc7c9e2e10c84c36

  • \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\JaffaCakes118_6bd7550f4d76995224b7305467badecc.exe

    Filesize

    82KB

    MD5

    a646bd375098012e7f6af8f648b29a70

    SHA1

    bd2750b1318909e6c1b7501afd903de2aaad820d

    SHA256

    98fd4fc454ac08ff23e09931600a59b9855560521e837a7eadf1aa22c4354726

    SHA512

    332cbcaa10ae74e0dc064b6949fe7d2a41d00d77beee251bc5ba0d1c6574d4f90662ad74446f81c9c1052193acc45844c1130f5e707a5654f8dd68e29c294fd9

  • memory/2988-0-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2988-88-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2988-89-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2988-91-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB