Analysis

  • max time kernel
    94s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2024 13:11

General

  • Target

    34f986bcfcb5ac9de8b1f7b8f6732130_JaffaCakes118.dll

  • Size

    678KB

  • MD5

    34f986bcfcb5ac9de8b1f7b8f6732130

  • SHA1

    06a8f45c3a4f9a1463f97869fc31afd4d7adbf5c

  • SHA256

    3d62e7092367e5ec0e7aa880d12ca71c2e38870372f756172223f2b855ff3405

  • SHA512

    7f3842005b564bcf81aca78cbc51a4459e9e291b1bcbfce2079e7f84cc40af773e30ac344fc8a592278a13ddcb5dc36fdedd5a0ce34a90af9feef1c591c109fe

  • SSDEEP

    3072:jDKpt9sSR0HUHPwZWLnWVfEAzV2IJIwTBftpmc+z+f3Q0k:jDgtfRQUHPw06MoV2nwTBlhm8s

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\34f986bcfcb5ac9de8b1f7b8f6732130_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4308
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\34f986bcfcb5ac9de8b1f7b8f6732130_JaffaCakes118.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1592

Network

MITRE ATT&CK Enterprise v15

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Downloads