Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-01-2025 08:20

General

  • Target

    JaffaCakes118_54afd320682184557f14928b4c12da74.exe

  • Size

    757KB

  • MD5

    54afd320682184557f14928b4c12da74

  • SHA1

    db9379734ee85174171125b852516a1e90f766d6

  • SHA256

    9fe70174fd5cfc1d61d3b00fcac1e2822371328000943f23bc14eefee7553b24

  • SHA512

    2bc09c383b9bb04f37b1a6899bb0e705ca2135f6754fe378fd6b43c4473819f329931cee09d7c21c01605d12e1b136c597a7e86c64ad318c66a9692b5e6cc915

  • SSDEEP

    6144:jyH7qOc6H5c6HcT66vlmrfkZtWYo0jyjeLxB0laEDJ+XTWx6IIqwUM3Sf4HQhW3b:jaan91ifD4iI/biNx2U45ePSlVj

Malware Config

Signatures

  • 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 1 IoCs

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

  • Executes dropped EXE 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 2 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
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_54afd320682184557f14928b4c12da74.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_54afd320682184557f14928b4c12da74.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:808
    • C:\Windows\svchost.exe
      "C:\Windows\svchost.exe" "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_54afd320682184557f14928b4c12da74.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:116
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_54afd320682184557f14928b4c12da74.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_54afd320682184557f14928b4c12da74.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • 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:1748
  • C:\Windows\svchost.exe
    C:\Windows\svchost.exe
    1⤵
    • Executes dropped EXE
    • Drops file in Program Files directory
    PID:3668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_54afd320682184557f14928b4c12da74.exe

    Filesize

    681KB

    MD5

    fc04ed6702749bcfd8fa2db77f2d4308

    SHA1

    f719ea89eb65e406e575da67c4387a652da8ef51

    SHA256

    92235cbb506d1af123956ed5590925038fc2675b0a2bfa3d8a36d68624f79ee9

    SHA512

    ff030fbdc451bbcd8f344aa2b6ef246f429d83d8e29c1b64a9616cecf462d0fa2f573a8c49f1a6fa04120a223eaf1361c345fc34bf964395e771c9532a1f270e

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_54afd320682184557f14928b4c12da74.exe

    Filesize

    722KB

    MD5

    3d710b1ee63919885875f5ba10e867ed

    SHA1

    48a6b8e8e153b2920dcd3784b4453073e09b3829

    SHA256

    380c48e745f19eea1e551f23154a87895e75b6aaf6c3dbde9df26e941d433d19

    SHA512

    9479bbd99036e2d0b64c13929e63c1e57a71eaa8a13165a30e92b157b4d1bee410b07b7ef29fe94f9630826917c9d04c1f55d1754489d27c33846d4a10f3621c

  • C:\Windows\svchost.com

    Filesize

    40KB

    MD5

    a1959b3a3dd9727f6169ef56fed61bc6

    SHA1

    afbff5187752ad183852cc783c28fcc1cb0c21c5

    SHA256

    bcc9b5cce30058a71e376d8515065c20ce035c6998d338017ab9d89b1b6b5ecc

    SHA512

    e9b77ca6d27851861fdb0618a181877a06ac83389696f2a90ff4fafd9d4a1c61a14924963cfb3b5a15b7c0a9875b265a1787665a8aa0e5c6c405035069179355

  • C:\Windows\svchost.exe

    Filesize

    35KB

    MD5

    20b7df0b9a4dd4bff212b0a3445c7d31

    SHA1

    c75e9fc0797fca3224bdeabd12df9d19b4d4468f

    SHA256

    bd07ee71f57cffde0b17f3f0ea4531b2bcc00258bbab7f3172e2abe99cc97e19

    SHA512

    ce597a722757e6dfc429131549c6d96d89f25ab28013a8d24aa58853c18c1ff047fb2f9cf865c8ad7e448af5b8c9d08208deb948992d0a7264db528e3217fb32

  • memory/116-10-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/808-4-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/1748-104-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1748-106-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1748-108-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1748-111-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3668-105-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/3668-109-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/3668-116-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/3668-119-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB