Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-09-2024 15:45

General

  • Target

    fed78048b82ffb1fea2660581c1bbc60_JaffaCakes118.dll

  • Size

    193KB

  • MD5

    fed78048b82ffb1fea2660581c1bbc60

  • SHA1

    980c0731f2abf08aa2d16fed7591da20447113a9

  • SHA256

    3ea70944479b54a134a448346ee6aaad5ad0ac211043f91c6887a1c6cf4de253

  • SHA512

    59d1d2b847030aa938e3add6e8a21a5fa114edd2c73c3fb14393ab421d02784a0032ab4442236b9e3ed2c2665b970a8392ad1bab3117bed101f6731447d67114

  • SSDEEP

    3072:jDKpt9sSR0HUHPwZWLnWVfEAzV2IJIwTBftpmc+z+f3Q04:jDgtfRQUHPw06MoV2nwTBlhm8Q

Malware Config

Signatures

  • Yunsip

    Remote backdoor which communicates with a C2 server to receive commands.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\fed78048b82ffb1fea2660581c1bbc60_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4068
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fed78048b82ffb1fea2660581c1bbc60_JaffaCakes118.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4560

Network

MITRE ATT&CK Enterprise v15

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Downloads