Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05-01-2025 08:43

General

  • Target

    JaffaCakes118_986b0c9a177e0bcccb22b65514e95403.exe

  • Size

    199KB

  • MD5

    986b0c9a177e0bcccb22b65514e95403

  • SHA1

    e0339e7b84c726a61b8ca71aac5fe2968121ba84

  • SHA256

    ed003bb5d41b65c07c8d693fe324a58ac1b5ef76332c761aa82d8fb09b7b0dec

  • SHA512

    5e2d1b07f11bd01cecd243bd40047dd64f12929148deedb07d3bc1fb82e65432dbfab3e8898bfff2b8d7ed6845c7c59373de405ba89d00089a4c8a063c9f2535

  • SSDEEP

    3072:sr85CqaYrj+Eu9ztm1F8wW74oVLS+PMB+iVw92w3LiBkKVE1VTdsefLZtKVXDH+R:k9qaYrj+//w8nUB+JZ6rhf8

Malware Config

Signatures

  • Detect Neshta payload 2 IoCs
  • 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 2 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\JaffaCakes118_986b0c9a177e0bcccb22b65514e95403.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_986b0c9a177e0bcccb22b65514e95403.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:2676
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_986b0c9a177e0bcccb22b65514e95403.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_986b0c9a177e0bcccb22b65514e95403.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2784

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

    Filesize

    547KB

    MD5

    cf6c595d3e5e9667667af096762fd9c4

    SHA1

    9bb44da8d7f6457099cb56e4f7d1026963dce7ce

    SHA256

    593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

    SHA512

    ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

  • \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_986b0c9a177e0bcccb22b65514e95403.exe

    Filesize

    158KB

    MD5

    2f9374067f820487ac0556c5b5a8c68a

    SHA1

    a96e9c23642e3101fc0ce9d4c9165c44e037f5ce

    SHA256

    18fcf6c969388af403a78f44d55efe2bc4f9a03444bfd481c398a6634cd3c42b

    SHA512

    c1e5bcade88f80b96d12a18264aa8df00c6f3efac4f51d4ff5e995f0553e1532eeb1ce26c866229f0eda253e34672cbf99e1d5df358ca70ba95b0d45c451170f

  • memory/2676-84-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB