Analysis

  • max time kernel
    38s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    02-01-2025 04:31

General

  • Target

    JaffaCakes118_62abe54509e4cd6e9a034f69af704a15.exe

  • Size

    133KB

  • MD5

    62abe54509e4cd6e9a034f69af704a15

  • SHA1

    a35bf93fb0e91fc9b65b1f3b7f32b6fdb7c3be7d

  • SHA256

    2ac2427c30f321416bee7ebdbfb133a34980f551a5a78ac8eafe2af66ae1f11e

  • SHA512

    13a9f876f17ce52c6e920761fcbcbea3de29f9ddedfa25fa2d745aa1c8095eacd3be87d4f5f680bbfa061db154d33df8b99c780636c77ee5300e1f60c8b52f34

  • SSDEEP

    1536:JxqjQ+P04wsmJCtOZmK8b5rzLiPy6KyIU3qOkOnaHi8T5KwDHHK41WiJcu5M9:sr85Cto8b5rzLiPCyI3Od89KwD0iJno

Malware Config

Signatures

  • Detect Neshta payload 5 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 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_62abe54509e4cd6e9a034f69af704a15.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_62abe54509e4cd6e9a034f69af704a15.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:2220
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_62abe54509e4cd6e9a034f69af704a15.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_62abe54509e4cd6e9a034f69af704a15.exe"
      2⤵
      • Executes dropped EXE
      PID:2460

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_62abe54509e4cd6e9a034f69af704a15.exe

    Filesize

    93KB

    MD5

    3f283e280880c61f3085e5f821bbd01f

    SHA1

    dcea1813c9f058fdbd2ad72f88e20421138256d6

    SHA256

    f5c9d829b2445466e248773ffce10bebbdad7c9894c50d0a43517569bb7e1695

    SHA512

    e737aa64960f35988594a7bb4b2f6ec0adfefe2b815e31eb1ac910be9e5abd672ba799d4c169448f45c75f68a37517e8c0d1e39ab2983668aafc30f3c787db86

  • memory/2220-86-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2220-87-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2220-88-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2220-90-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB