Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2024 14:32

General

  • Target

    a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe

  • Size

    1.5MB

  • MD5

    a273769580afb4aa1507b3013e29bc18

  • SHA1

    24da0482455c26915d7ecbd60a053aaaa2c24e8e

  • SHA256

    e1b0ef4dd27c829683569165d98c902a8ed2f2eaa95b1540c6430f5ea3be0b3f

  • SHA512

    55ab550a133c3d6973448242ebf63eb39530acd20f316b5fb1c4ed19ab1bb636b2f4b8a5c476e7b21c014d20f51a41e1b29cc803c273f6becb2287fa9ad4ea29

  • SSDEEP

    24576:CogSSUG+2/hqtE16R2eU3pd40lZZS5R0:p+Usw9RIpdrl3B

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
  • Loads dropped DLL 1 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • 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.

  • Modifies registry class 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2316
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SndwgC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp340B.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2616
    • C:\Users\Admin\AppData\Local\Temp\a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe"
      2⤵
        PID:1728
      • C:\Users\Admin\AppData\Local\Temp\a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe"
        2⤵
          PID:2296
        • C:\Users\Admin\AppData\Local\Temp\a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe
          "C:\Users\Admin\AppData\Local\Temp\a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe"
          2⤵
            PID:2276
          • C:\Users\Admin\AppData\Local\Temp\a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe"
            2⤵
            • 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
            PID:2288

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\MSOCache\ALLUSE~1\{9A861~1\ose.exe

          Filesize

          186KB

          MD5

          dfdcc15c19f1dff75d04bf44bb4ae626

          SHA1

          a601fa49b81cb9c1b3c5db08be581c67d19a7a64

          SHA256

          f4a29f7a2bd195fb0f1a444c7fa09ec50243b38a31ca2998da2d18ef8a9237b0

          SHA512

          044c89e872bb0a737bfb0d219b0be7c8a78124b21341e2253facc6dd6d50b7bc4238fbcd020fcd6a8d18f52fa1b379ce674addfe1a26f2e026af2856b5a3dfab

        • C:\Users\Admin\AppData\Local\Temp\tmp340B.tmp

          Filesize

          1KB

          MD5

          02f173416f8b7dd2afebc6b2730e51d7

          SHA1

          cf3530c258c0d5604f7ac7b223ff688faedbdf7f

          SHA256

          e6fb4dfe6ed8f50ccce58e3c252071ed55a46090ab42e5234fedd5025c50c8d0

          SHA512

          d3ae123e7462d1c35bd4ef2a6de98357c15bd407095e713914aacb2da57d065090f12d1d2139390f2db47df17da3d09f7d1738ea209753be9b11635c835d4fb6

        • C:\Users\Admin\AppData\Roaming\SndwgC.exe

          Filesize

          1.5MB

          MD5

          a273769580afb4aa1507b3013e29bc18

          SHA1

          24da0482455c26915d7ecbd60a053aaaa2c24e8e

          SHA256

          e1b0ef4dd27c829683569165d98c902a8ed2f2eaa95b1540c6430f5ea3be0b3f

          SHA512

          55ab550a133c3d6973448242ebf63eb39530acd20f316b5fb1c4ed19ab1bb636b2f4b8a5c476e7b21c014d20f51a41e1b29cc803c273f6becb2287fa9ad4ea29

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

          Filesize

          252KB

          MD5

          9e2b9928c89a9d0da1d3e8f4bd96afa7

          SHA1

          ec66cda99f44b62470c6930e5afda061579cde35

          SHA256

          8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

          SHA512

          2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

        • memory/2288-18-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/2288-16-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/2288-20-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/2288-19-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/2288-15-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/2288-13-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/2288-17-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/2288-23-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/2288-25-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/2288-24-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/2288-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2316-6-0x0000000005620000-0x00000000056C4000-memory.dmp

          Filesize

          656KB

        • memory/2316-7-0x0000000004490000-0x00000000044C8000-memory.dmp

          Filesize

          224KB

        • memory/2316-0-0x000000007491E000-0x000000007491F000-memory.dmp

          Filesize

          4KB

        • memory/2316-27-0x0000000074910000-0x0000000074FFE000-memory.dmp

          Filesize

          6.9MB

        • memory/2316-5-0x0000000074910000-0x0000000074FFE000-memory.dmp

          Filesize

          6.9MB

        • memory/2316-4-0x000000007491E000-0x000000007491F000-memory.dmp

          Filesize

          4KB

        • memory/2316-3-0x00000000003E0000-0x00000000003FE000-memory.dmp

          Filesize

          120KB

        • memory/2316-2-0x0000000074910000-0x0000000074FFE000-memory.dmp

          Filesize

          6.9MB

        • memory/2316-1-0x0000000000170000-0x0000000000302000-memory.dmp

          Filesize

          1.6MB