Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-01-2025 04:35

General

  • Target

    JaffaCakes118_62b086653f66ddba44921584c10c4330.exe

  • Size

    385KB

  • MD5

    62b086653f66ddba44921584c10c4330

  • SHA1

    2772afdec519ffaa5e2d4da342c10165b419e2e4

  • SHA256

    58fc23a05d71564ae5c79c21d26aecc41c30ab94c17934e144985bd8fadbbadd

  • SHA512

    870484e1f14cad051ac7e526acd1ae391643a03b27fee7288f38f1e532b41292fa1a4080c1c54f2f333aadd00b4c71c2d2368799f34f5ee9869d81382ec4a564

  • SSDEEP

    6144:Pu7rop+LDFCThhRvueUgrw1JsXV6IYA3:X+LejmSska

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 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\JaffaCakes118_62b086653f66ddba44921584c10c4330.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_62b086653f66ddba44921584c10c4330.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:4076
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_62b086653f66ddba44921584c10c4330.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_62b086653f66ddba44921584c10c4330.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1712

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe

    Filesize

    2.4MB

    MD5

    d9e8a1fa55faebd36ed2342fedefbedd

    SHA1

    c25cc7f0035488de9c5df0121a09b5100e1c28e9

    SHA256

    bd7696911d75a9a35dfd125b24cb95003f1e9598592df47fa23a2568986a4a9a

    SHA512

    134644c68bd04536e9ea0a5da6e334d36b1ce8012a061fa6dabd31f85c16a1ac9eee8c40fee3d55f25c4d4edf0672de8ce204e344c800361cbcff092c09d7a33

  • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_62b086653f66ddba44921584c10c4330.exe

    Filesize

    345KB

    MD5

    d0c6567c51393ee96cf626e41c6d8742

    SHA1

    63659ae3ec4b22810532fec623d0ca0eb9a1bd19

    SHA256

    4c2ed0cadc0cab78089ae9b03c5c2c9bf7d2182f8822cb529ea1b292880661f2

    SHA512

    06847f347d58229b085be7c440a47297e91fde6d5b3eae457fe609d1c53f3a38e1b9e19ebad65de0e4e21dc575ccfd09d816545983212027d29152bf3e14e4cb

  • memory/4076-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4076-99-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4076-101-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB