Analysis

  • max time kernel
    148s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02-01-2025 21:26

General

  • Target

    JaffaCakes118_6854cc471c32a51b981d5ea6a8ea9a70.exe

  • Size

    1.2MB

  • MD5

    6854cc471c32a51b981d5ea6a8ea9a70

  • SHA1

    36008bdd709ca119de407cd5864f2ed7636d0d5f

  • SHA256

    b09dbf812ef4a561ae839287c146be46603e7293d6da30a3cf076c2619f3668d

  • SHA512

    c7ccdb7316c47e9aade150abed3bd1b1a4c919cfe3dc4e39c50d01ac910d7cfda63f973c52fafa59f330d749329e23a31875594119325ed492926b3a4abdeb5f

  • SSDEEP

    24576:S0hvlS/pF28i3BZmbtOH7cxbD5tZ3MBAd9Bsx6AXrgZNNLhig5Y1nP:SCvlSREfHHA5D5LSAF3acZNNVin1P

Malware Config

Signatures

  • Detect Neshta payload 3 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 2 IoCs
  • Loads dropped DLL 60 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.

  • Checks installed software on the system 1 TTPs

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

  • 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 3 IoCs

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

  • NSIS installer 6 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6854cc471c32a51b981d5ea6a8ea9a70.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6854cc471c32a51b981d5ea6a8ea9a70.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:2324
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_6854cc471c32a51b981d5ea6a8ea9a70.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_6854cc471c32a51b981d5ea6a8ea9a70.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1736
      • C:\Users\Admin\AppData\Local\-1735853192---\nsyD877.tmp
        C:\Users\Admin\AppData\Local\-1735853192---\nsyD877.tmp /ch= /fd=C:\Users\Admin\AppData\Local\-1735853192---
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2744

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

  • C:\Users\Admin\AppData\Local\-1735853192---\Uninstall.exe

    Filesize

    81KB

    MD5

    04bcd19523594c76ab2e6cbf415266e6

    SHA1

    f05f75fb618d809d21ea6b90437cba0c587794af

    SHA256

    6324b59a661252ba574c13507452f1a6a80d0539d62b9d7d7350077e06a66116

    SHA512

    673c883c76dfc0b9ee23c4f1726f2259888d8f966d29fd7fe239b760f167f07483496bdde1b804ee261b3eee7064091deea9024f5265e9812eb6c7ca3fe32718

  • C:\Users\Admin\AppData\Local\Temp\nsoD700.tmp\WmiInspector.dll

    Filesize

    104KB

    MD5

    8531346d16fa5d4768f6530d2eb2b65c

    SHA1

    153601d36aa0ddfbc597b1e890917364878791ca

    SHA256

    a9347413de4b0f90cac0b5e300cec9c867bdb28bd7a60d07b10fd31ee56c60cb

    SHA512

    f214e75de20edeb7eece02659fd7dafc8c3d63c2350c58825bc6e9ce0b73237962d8273b4bc803a2f304cee9f9cad1cd4edab28322c1e678bc25eb88faa6a841

  • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • \Users\Admin\AppData\Local\-1735853192---\nsyD877.tmp

    Filesize

    992KB

    MD5

    66ff6a4cceb1ee8b34427e34ea8b16fa

    SHA1

    7eb9620f140f220120dfc5514f5547bf3fa14126

    SHA256

    5218979c15c5f63a2c269c3fb2c6e45a575187e076a285322985daa8e489996a

    SHA512

    18d9a29114181b06b5cf1645def44f19d84e84ac144cd722d3042e7521845a861324cf9be251fb9cf70749fb9473e4839fd4fae4dcde952e4dee022dc92d754e

  • \Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_6854cc471c32a51b981d5ea6a8ea9a70.exe

    Filesize

    1.1MB

    MD5

    3402bc1f64580fb5c338dd8c3251fa5e

    SHA1

    948a0fd58d71f9b78d00b44f86474d0892335b79

    SHA256

    563802e8dd10d49e297943c8bd544bbf9dc6127ee34b85888197514578413021

    SHA512

    7d6d8643d1ab671d04ac1a80bb44339380d20dbf9f24846502fcd56e02023275f2ee5e50583aa46fbfad1cd31f192cf1631b1f5dd5b83d46ddb8698818d7a7c3

  • \Users\Admin\AppData\Local\Temp\nsoD700.tmp\System.dll

    Filesize

    11KB

    MD5

    c17103ae9072a06da581dec998343fc1

    SHA1

    b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

    SHA256

    dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

    SHA512

    d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

  • \Users\Admin\AppData\Local\Temp\nsoD8D3.tmp\inetc.dll

    Filesize

    20KB

    MD5

    f02155fa3e59a8fc48a74a236b2bb42e

    SHA1

    6d76ee8f86fb29f3352c9546250d940f1a476fb8

    SHA256

    096a4dc5150f631b4d4d10cae07ef0974dda205b174399f46209265e89c2c999

    SHA512

    8be78e88c5ef2cd01713f7b5154cfdeea65605cc5d110522375884eeec6bad68616a4058356726cbbd15d28b42914864045f0587e1e49a4e18336f06c1c73399

  • memory/1736-21-0x00000000003C0000-0x00000000003DC000-memory.dmp

    Filesize

    112KB

  • memory/2324-151-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2324-153-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2744-40-0x00000000003B0000-0x00000000003CC000-memory.dmp

    Filesize

    112KB