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Analysis

  • max time kernel
    90s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/09/2024, 07:52

General

  • Target

    d5e755e286e7e0d12ae019655b7a53b3_JaffaCakes118.exe

  • Size

    318KB

  • MD5

    d5e755e286e7e0d12ae019655b7a53b3

  • SHA1

    73f3f93a244ee9cbc1268b0b5172b891460ba13f

  • SHA256

    1523e3ad125e57070dc7f5cbfe4aa6fe32e78f00a3e33f5823b48045608508a6

  • SHA512

    c560b857659cbaca1d4eb41e145d816452c7b99be97437092fc1f7ab727798fd1279f7133e5e97b3b60b091777a3ef9ad726bc144a966b06c77ef5079d3b7be4

  • SSDEEP

    6144:ofwaYRov+q3VflCXvxIkOWDTPgGhM4sCm3mgdGCa0:ofwaY+mOL4TPgD4sCm3mgYC3

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5e755e286e7e0d12ae019655b7a53b3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d5e755e286e7e0d12ae019655b7a53b3_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops desktop.ini file(s)
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:1708
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\nvdisp.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\nvdisp.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:1596

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\nvdisp.exe

    Filesize

    318KB

    MD5

    d5e755e286e7e0d12ae019655b7a53b3

    SHA1

    73f3f93a244ee9cbc1268b0b5172b891460ba13f

    SHA256

    1523e3ad125e57070dc7f5cbfe4aa6fe32e78f00a3e33f5823b48045608508a6

    SHA512

    c560b857659cbaca1d4eb41e145d816452c7b99be97437092fc1f7ab727798fd1279f7133e5e97b3b60b091777a3ef9ad726bc144a966b06c77ef5079d3b7be4

  • memory/1596-34-0x00007FFE6E560000-0x00007FFE6EF01000-memory.dmp

    Filesize

    9.6MB

  • memory/1596-33-0x000000001F830000-0x000000001FB3E000-memory.dmp

    Filesize

    3.1MB

  • memory/1596-32-0x00007FFE6E560000-0x00007FFE6EF01000-memory.dmp

    Filesize

    9.6MB

  • memory/1596-31-0x00007FFE6E560000-0x00007FFE6EF01000-memory.dmp

    Filesize

    9.6MB

  • memory/1596-30-0x00007FFE6E560000-0x00007FFE6EF01000-memory.dmp

    Filesize

    9.6MB

  • memory/1596-29-0x000000001CC00000-0x000000001CC22000-memory.dmp

    Filesize

    136KB

  • memory/1596-28-0x00007FFE6E560000-0x00007FFE6EF01000-memory.dmp

    Filesize

    9.6MB

  • memory/1596-27-0x00007FFE6E560000-0x00007FFE6EF01000-memory.dmp

    Filesize

    9.6MB

  • memory/1708-5-0x0000000001740000-0x0000000001748000-memory.dmp

    Filesize

    32KB

  • memory/1708-12-0x00007FFE6E560000-0x00007FFE6EF01000-memory.dmp

    Filesize

    9.6MB

  • memory/1708-13-0x00007FFE6E560000-0x00007FFE6EF01000-memory.dmp

    Filesize

    9.6MB

  • memory/1708-11-0x000000001DEB0000-0x000000001DEFC000-memory.dmp

    Filesize

    304KB

  • memory/1708-8-0x00007FFE6E560000-0x00007FFE6EF01000-memory.dmp

    Filesize

    9.6MB

  • memory/1708-26-0x00007FFE6E560000-0x00007FFE6EF01000-memory.dmp

    Filesize

    9.6MB

  • memory/1708-7-0x000000001DE40000-0x000000001DE62000-memory.dmp

    Filesize

    136KB

  • memory/1708-6-0x000000001DC90000-0x000000001DD36000-memory.dmp

    Filesize

    664KB

  • memory/1708-0-0x00007FFE6E815000-0x00007FFE6E816000-memory.dmp

    Filesize

    4KB

  • memory/1708-4-0x00007FFE6E560000-0x00007FFE6EF01000-memory.dmp

    Filesize

    9.6MB

  • memory/1708-3-0x000000001C870000-0x000000001C90C000-memory.dmp

    Filesize

    624KB

  • memory/1708-2-0x00007FFE6E560000-0x00007FFE6EF01000-memory.dmp

    Filesize

    9.6MB

  • memory/1708-1-0x000000001C300000-0x000000001C7CE000-memory.dmp

    Filesize

    4.8MB