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Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    20/09/2024, 23:00

General

  • Target

    ee9900151ec1524dc111799eadd63521_JaffaCakes118.exe

  • Size

    400KB

  • MD5

    ee9900151ec1524dc111799eadd63521

  • SHA1

    bc8d5ffdd6cf25bd8cd0aa451a4fc723b76c480e

  • SHA256

    ce67e91fd1429a606c6bb7ed19563a17aad0d5917912c292bd7a3873ab76bfbc

  • SHA512

    148564c8361a7a8b43e401e2b7ca53bb667756948f165fc20831aa607448dc82c63672a7ff4522994a81f83769e8568765ab1aaf829f396417f08f69ff854ecd

  • SSDEEP

    6144:pqOw37xDa17fdzUHKV5CmZR2C0pZibw1jE/i0Q/MT:pqOQ7Na1LdZ5NT2E01ocMT

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee9900151ec1524dc111799eadd63521_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ee9900151ec1524dc111799eadd63521_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2360
    • C:\ProgramData\jJ36700BaCiF36700\jJ36700BaCiF36700.exe
      "C:\ProgramData\jJ36700BaCiF36700\jJ36700BaCiF36700.exe" "C:\Users\Admin\AppData\Local\Temp\ee9900151ec1524dc111799eadd63521_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:1872

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\jJ36700BaCiF36700\jJ36700BaCiF36700

    Filesize

    208B

    MD5

    773744e0f49087fb9cd0f517f953e5b1

    SHA1

    3864a1550f8a2faf426e915ec06d5e7ddf0ac314

    SHA256

    d04c05c74efe47554cfcfbb680dfba8d9e2c67ed85f6cba4a435cb252a4855d3

    SHA512

    988e1e2793c2ecb58fea591bcfc2e75969a5710562eb6fb233df02899419d5d7970a37cde9a79a2ce1fb89e33253fafa2675762024635c676db31e7c4b1d88cc

  • \ProgramData\jJ36700BaCiF36700\jJ36700BaCiF36700.exe

    Filesize

    400KB

    MD5

    43963d1ad1f4cd261b41d05833ba6fb3

    SHA1

    d4455b988d401963e665dac73780a3a0b73c2d93

    SHA256

    ce635db4ceeeb50fe06a2a4413492a7ec955c9d8469ef54382ad540260c5184b

    SHA512

    466a6b0174206dcf16713224eb989bd89dbe0c8c1b0392cca0e48633fb285b42eb3eb1ec2da180eaaada31c438766d2d82fa532cd1c8add80d3e0a9ec096f777

  • memory/1872-105-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/1872-107-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/1872-106-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/2360-0-0x0000000000260000-0x0000000000263000-memory.dmp

    Filesize

    12KB

  • memory/2360-1-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/2360-2-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/2360-8-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2360-79-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/2360-104-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB