Analysis

  • max time kernel
    93s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-04-2024 09:06

General

  • Target

    f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe

  • Size

    784KB

  • MD5

    f9f8efc3c2595d1b9014198e61b44904

  • SHA1

    ced6950b5df2961bcd0bccbe4303b3856cba6153

  • SHA256

    a67822dcc76103f495d6ca4409767478e368eaa672dd9220edfcf11c62853076

  • SHA512

    ee839a23b74c50e824447fa4fb011de1c7caae00129a9f5d61f22b03085ea08422d07f42870cb1526e2e61defb23d9f2c6b0d52b5a72ec2d425bbefd35d30a48

  • SSDEEP

    12288:dPgB9iZ+r89/XLzPoYGTT1eTH78xVbBE1Gtjl6rKEcAZ5CqUtmVIz3kmq:d4brq/7zPoT1I8xVbBLYcAZ/HVIl

Score
10/10

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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2416
    • C:\Users\Admin\AppData\Local\Temp\f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:4884

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\f9f8efc3c2595d1b9014198e61b44904_JaffaCakes118.exe

    Filesize

    784KB

    MD5

    4b33bcfb5f23a49fcd79d7f0a83f0816

    SHA1

    c0cf5b6921a01704f29b3ac586dd2c0e0796ccba

    SHA256

    68bb95f9b89e38ea93ee692e46cb7690a71b67c02b941b35d6a176bb2153c1a3

    SHA512

    cc321d0508edc7c29c1b96dadfc1673190a946a537158d56eb4456ab49f610ba989c4912af9b1bdabfe7610b26a53366b86298448f523ec4cfdc6904cbe97290

  • memory/2416-0-0x0000000000400000-0x0000000000712000-memory.dmp

    Filesize

    3.1MB

  • memory/2416-1-0x0000000001A90000-0x0000000001B54000-memory.dmp

    Filesize

    784KB

  • memory/2416-2-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/2416-12-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/4884-13-0x0000000000400000-0x0000000000712000-memory.dmp

    Filesize

    3.1MB

  • memory/4884-15-0x0000000001A30000-0x0000000001AF4000-memory.dmp

    Filesize

    784KB

  • memory/4884-14-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/4884-21-0x0000000005420000-0x00000000055B3000-memory.dmp

    Filesize

    1.6MB

  • memory/4884-20-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB

  • memory/4884-30-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB