Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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 6 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:824
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SndwgC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3841.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:904
    • C:\Users\Admin\AppData\Local\Temp\a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe"
      2⤵
      • Checks computer location settings
      • 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:884

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE

    Filesize

    328KB

    MD5

    31ff67bd35c67c5b02494c7015c23e5a

    SHA1

    0133949450c3042d54fdd63941578961428968b9

    SHA256

    6a5e5075b77382da6187b09a4fbfef15b036b51806e112695e6b1d4bf77cad44

    SHA512

    b60723c4bea4fb536eb172be0f737f8ce426ce57b66c67d66676eb026433d748d07cc03ab761dcfc078b078ca1e443bd08c8ff43db930c5d7a7f98d3a41df9f2

  • C:\Users\Admin\AppData\Local\Temp\3582-490\a273769580afb4aa1507b3013e29bc18_JaffaCakes118.exe

    Filesize

    1.5MB

    MD5

    7791964bfef7c5c141bec655588ba3a1

    SHA1

    2248eb13aeb3bee296555188e1ae130e30e1e19b

    SHA256

    780a143b22102128cd1040191e300bff463135890060f46577c9fd8fef008a88

    SHA512

    6983209c18293d03411bdc9cc14ee0d1d48b0ea01610fbba79b59c478329aaab496cd41b53c84aee9a19003a55b781c614728e99ef465887b12355504dd46a8b

  • C:\Users\Admin\AppData\Local\Temp\tmp3841.tmp

    Filesize

    1KB

    MD5

    94573b259156caabf052db33d1786c9d

    SHA1

    20cea89f81b833302ca6072807d6a97d010da4f6

    SHA256

    177518bfb15dbe0ad7b226208315abc5838e7bac7ac15cec94ddeeb8acca1bcb

    SHA512

    c29b5bb9aa33a38ab0f3b09dacf2efc1905b31605d8489261902bbee078081993a1be6278e20747117dc6c871f467df6e05b156195708a2dbde95740fb844115

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

    Filesize

    1.5MB

    MD5

    a273769580afb4aa1507b3013e29bc18

    SHA1

    24da0482455c26915d7ecbd60a053aaaa2c24e8e

    SHA256

    e1b0ef4dd27c829683569165d98c902a8ed2f2eaa95b1540c6430f5ea3be0b3f

    SHA512

    55ab550a133c3d6973448242ebf63eb39530acd20f316b5fb1c4ed19ab1bb636b2f4b8a5c476e7b21c014d20f51a41e1b29cc803c273f6becb2287fa9ad4ea29

  • memory/824-10-0x0000000006680000-0x0000000006724000-memory.dmp

    Filesize

    656KB

  • memory/824-23-0x0000000074680000-0x0000000074E30000-memory.dmp

    Filesize

    7.7MB

  • memory/824-6-0x0000000006170000-0x000000000620C000-memory.dmp

    Filesize

    624KB

  • memory/824-7-0x00000000051E0000-0x00000000051FE000-memory.dmp

    Filesize

    120KB

  • memory/824-8-0x000000007468E000-0x000000007468F000-memory.dmp

    Filesize

    4KB

  • memory/824-9-0x0000000074680000-0x0000000074E30000-memory.dmp

    Filesize

    7.7MB

  • memory/824-0-0x000000007468E000-0x000000007468F000-memory.dmp

    Filesize

    4KB

  • memory/824-11-0x0000000008CB0000-0x0000000008CE8000-memory.dmp

    Filesize

    224KB

  • memory/824-4-0x0000000004E70000-0x0000000004E7A000-memory.dmp

    Filesize

    40KB

  • memory/824-1-0x0000000000320000-0x00000000004B2000-memory.dmp

    Filesize

    1.6MB

  • memory/824-2-0x00000000053E0000-0x0000000005984000-memory.dmp

    Filesize

    5.6MB

  • memory/824-3-0x0000000004ED0000-0x0000000004F62000-memory.dmp

    Filesize

    584KB

  • memory/824-5-0x0000000074680000-0x0000000074E30000-memory.dmp

    Filesize

    7.7MB

  • memory/884-22-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/884-18-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/884-19-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/884-17-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/884-117-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/884-119-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB