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Analysis

  • max time kernel
    93s
  • max time network
    142s
  • 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, 17:26 UTC

General

  • Target

    a3355f34a6760876d3756a6966d30328_JaffaCakes118.exe

  • Size

    714KB

  • MD5

    a3355f34a6760876d3756a6966d30328

  • SHA1

    36052475e3380a63f1798b5d69d3721e31462e13

  • SHA256

    73447c7e834100efe965ba5f883429e06daa61482f4bcd714e032098ad88e5dd

  • SHA512

    11411e7116df1faa7b593d681a706b272f163e2bff24d8db0d8222b31bee928f31a17c87a5f3e4294cb7960d4bba131d116053f2500c928bd1657d56b9fef382

  • SSDEEP

    12288:GOWHgN+iJ8ZkNSe+qvw9f+oYKrjQBO0O0O8:Gz6Se+qvwDYKg

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
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 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.

  • 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 2 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a3355f34a6760876d3756a6966d30328_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a3355f34a6760876d3756a6966d30328_JaffaCakes118.exe"
    1⤵
    • 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
    • Suspicious use of WriteProcessMemory
    PID:4828
    • C:\Users\Admin\AppData\Local\Temp\3582-490\a3355f34a6760876d3756a6966d30328_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\a3355f34a6760876d3756a6966d30328_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4072

Network

  • flag-us
    DNS
    149.220.183.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    149.220.183.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    23.159.190.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    23.159.190.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    154.239.44.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    154.239.44.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    200.163.202.172.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    200.163.202.172.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    15.164.165.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    15.164.165.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    92.12.20.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    92.12.20.2.in-addr.arpa
    IN PTR
    Response
    92.12.20.2.in-addr.arpa
    IN PTR
    a2-20-12-92deploystaticakamaitechnologiescom
  • flag-us
    DNS
    83.210.23.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    83.210.23.2.in-addr.arpa
    IN PTR
    Response
    83.210.23.2.in-addr.arpa
    IN PTR
    a2-23-210-83deploystaticakamaitechnologiescom
  • flag-us
    DNS
    172.214.232.199.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    172.214.232.199.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    43.229.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    43.229.111.52.in-addr.arpa
    IN PTR
    Response
No results found
  • 8.8.8.8:53
    149.220.183.52.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    149.220.183.52.in-addr.arpa

  • 8.8.8.8:53
    23.159.190.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    23.159.190.20.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    154.239.44.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    154.239.44.20.in-addr.arpa

  • 8.8.8.8:53
    200.163.202.172.in-addr.arpa
    dns
    74 B
    160 B
    1
    1

    DNS Request

    200.163.202.172.in-addr.arpa

  • 8.8.8.8:53
    15.164.165.52.in-addr.arpa
    dns
    72 B
    146 B
    1
    1

    DNS Request

    15.164.165.52.in-addr.arpa

  • 8.8.8.8:53
    92.12.20.2.in-addr.arpa
    dns
    69 B
    131 B
    1
    1

    DNS Request

    92.12.20.2.in-addr.arpa

  • 8.8.8.8:53
    83.210.23.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    83.210.23.2.in-addr.arpa

  • 8.8.8.8:53
    172.214.232.199.in-addr.arpa
    dns
    74 B
    128 B
    1
    1

    DNS Request

    172.214.232.199.in-addr.arpa

  • 8.8.8.8:53
    43.229.111.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    43.229.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    86KB

    MD5

    3b73078a714bf61d1c19ebc3afc0e454

    SHA1

    9abeabd74613a2f533e2244c9ee6f967188e4e7e

    SHA256

    ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

    SHA512

    75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

  • C:\Users\Admin\AppData\Local\Temp\3582-490\a3355f34a6760876d3756a6966d30328_JaffaCakes118.exe

    Filesize

    674KB

    MD5

    52e82011d7ee895ff60ef80c688f054e

    SHA1

    c2000aae31f32990e7a2ef86037bc93f61fcb3ef

    SHA256

    63ed0fd5ee169934140540efbb2270ba959f68b5bd786b241ebc028dad09aab7

    SHA512

    c597f3179426404c6e4d49d8f3a301b5aa9f536b33bc9c98a2a396707c7046218c9ecb9229d510e5d5c3d1f395d106cc054984c0e1ac200cc2144ee0e60bbe17

  • memory/4828-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4828-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4828-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4828-99-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

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