Analysis

  • max time kernel
    134s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/07/2024, 14:01

General

  • Target

    6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe

  • Size

    784KB

  • MD5

    6fdf9f0cefc5025dc73d9e537080e35b

  • SHA1

    9b99c1e8dc0f9a58f70d69dc935878c14ab6fb1b

  • SHA256

    0ed1b6a805db4a9f5b21446e5c7fcb0e6b22a464adea0daeb24b5677a1d8bc32

  • SHA512

    048ff595f7fb2b8f8c66a215b38dd82962a298750bfaa337f8377a57fbb2bed73a520ab145fc877d7317216fa3374a7d507100dc88754881863293659b0d10ff

  • SSDEEP

    12288:BnO1qqpYvTTUvf/bPOVcsdybuZRcvW1gSE8Ew+AH7FABDXEownlhRGprPTzKl:XPT0fTO3zvZEObODUoGDEprPu

Malware Config

Signatures

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 6 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • 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: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4292
    • C:\Users\Admin\AppData\Local\Temp\6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of UnmapMainImage
      PID:376

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\6fdf9f0cefc5025dc73d9e537080e35b_JaffaCakes118.exe

    Filesize

    784KB

    MD5

    64323f5b6bc054677973b045b821dc95

    SHA1

    c3f16a6cf31359df2d5b604788a7c4f14c06988d

    SHA256

    00b6d893aabf7c73c8b4ef11a4d27636cededbabf3e66e695eb3e408275ecb85

    SHA512

    daac4e2957c1d5e9b1ec1ed590ce2a781b946bb7187015ce1a0da32a9844ea09d82064a68d592db609dd5c431a5dafc16e24c35a63396a628b6639f2eb6145ce

  • memory/376-13-0x0000000000400000-0x0000000000712000-memory.dmp

    Filesize

    3.1MB

  • memory/376-14-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/376-19-0x0000000001A70000-0x0000000001B34000-memory.dmp

    Filesize

    784KB

  • memory/376-29-0x0000000005460000-0x00000000055F3000-memory.dmp

    Filesize

    1.6MB

  • memory/376-20-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB

  • memory/376-30-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB

  • memory/4292-0-0x0000000000400000-0x0000000000712000-memory.dmp

    Filesize

    3.1MB

  • memory/4292-2-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/4292-1-0x0000000001A00000-0x0000000001AC4000-memory.dmp

    Filesize

    784KB

  • memory/4292-12-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB