Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-10-2024 04:02

General

  • Target

    2a803975adf23d8fe466b0ad684ddd58_JaffaCakes118.exe

  • Size

    68KB

  • MD5

    2a803975adf23d8fe466b0ad684ddd58

  • SHA1

    e6cf542e2d143150f67ba554d56f13c971336973

  • SHA256

    90f94f6225981b8e11611c2369b80c719c97e814cdac43af69f5c9c86c3428d0

  • SHA512

    f439c33ffe1cf25c363b3cfc5b79fed191e674a48ba0719566518220da791e2ac7d3f67bb665dcb7b4e0111e578c7ea352d034d2ec32a8327a25d3dd8d37b8d2

  • SSDEEP

    1536:Yaf+9TO5L85Djv7pp4nk3mI/E1YIDFrlBEuFZ8xJmfG9if:Ffs5Djzv4k5E1FXEieg6if

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 22 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.

  • Modifies registry class 44 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a803975adf23d8fe466b0ad684ddd58_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2a803975adf23d8fe466b0ad684ddd58_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2264
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:1772
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:4556
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\2a803975adf23d8fe466b0ad684ddd58_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies registry class
      PID:3532
  • C:\Windows\SysWOW64\urdvxc.exe
    "C:\Windows\SysWOW64\urdvxc.exe" /service
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies registry class
    PID:5040
  • C:\Windows\SysWOW64\urdvxc.exe
    "C:\Windows\SysWOW64\urdvxc.exe" /service
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies registry class
    PID:4268

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Java\jdk-1.8\README.html

    Filesize

    263B

    MD5

    8e0789ff750b413c70a9b109432cf0ba

    SHA1

    84c429f3b741a44bced2a137ee62254348e89da6

    SHA256

    f37026c18146ffd616868fc2b6b18bd1d4d35d701a99d1eb1e3b0974c01079b1

    SHA512

    36b4cd6cb7854ed594ab3e1918731e2ad76fc3dab376f691518a2fb19fc8d1edd6f512846fbb171123dac0f661444a84c112dad014477fb7f6420dc03700a899

  • C:\Program Files\Java\jdk-1.8\jre\Welcome.html

    Filesize

    1KB

    MD5

    2fe21944034eb6b2b24f4bed8b1bee2c

    SHA1

    b53bb2babe0c2fe682a2e1c05d79dcf4fedf15a1

    SHA256

    6ffa2002e97816536eb55bef0ba11402fda791a3c4e7fa42f15f64967cdf1e9e

    SHA512

    4ac42b5d64d2f98e652a269a78bc012caf340fe43e7ef97fae58a1437b7360b05b949637c061d1ce818a2ca789c6db09d9c432efbe5dd8f7ee938f81976725eb

  • C:\Program Files\Java\jre-1.8\Welcome.html

    Filesize

    1KB

    MD5

    95f69e6e9f61b657cd77e222058b38e1

    SHA1

    985529656adf9f5ccaad017b0e6c58dae052e3f3

    SHA256

    a22037d6fa3155c7d8802069959c3e79cb6e5c789156528a814af3310f4ac7d2

    SHA512

    561a82cf12ec7898334647734cd8c32f1a79ca7627116f1ba7fd7954e7e3099b89dfd1a73829660e714bb926513b811fbf08d356cb1342572b55d7689bd1b35a

  • C:\Program Files\Microsoft Office\root\Office16\PersonaSpy\PersonaSpy.html

    Filesize

    1KB

    MD5

    75887f366667b2254dfd35014d4eb318

    SHA1

    03127bc21514e315f8c370a9ac5dbd1cd9e766e7

    SHA256

    fcd66e8e56164804b031e01cf09f3da3338eb9d92b9bf4eb23097ce32018b9a9

    SHA512

    953e558d01d43f252870db5ecce7e347f69b3e553ecfadb106be203745492636d95dbcfc7446d31b138691e5e833b8f1a77d08995b7fb8ade5ae44af7fe48979

  • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\1033\MCABOUT.HTM

    Filesize

    11KB

    MD5

    4c7125f69cf2046a45daeac49cb0019f

    SHA1

    b4b17fbe1091003ed480f40654f22c89c763f01b

    SHA256

    1102b8a9933b2191f1b80bd9bc478f301536216332ddf2986d3ffc792474be3d

    SHA512

    ef255433949b3cd61a4694d2b23bd2a5d6b4a8a8e082fef068ad0c77abc4ba3fb833c1e31bdb9134613d237d7c033fa2647cfe73f06d3ad8de72128a8f323d62

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    68KB

    MD5

    2a803975adf23d8fe466b0ad684ddd58

    SHA1

    e6cf542e2d143150f67ba554d56f13c971336973

    SHA256

    90f94f6225981b8e11611c2369b80c719c97e814cdac43af69f5c9c86c3428d0

    SHA512

    f439c33ffe1cf25c363b3cfc5b79fed191e674a48ba0719566518220da791e2ac7d3f67bb665dcb7b4e0111e578c7ea352d034d2ec32a8327a25d3dd8d37b8d2

  • memory/1772-9-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/1772-8-0x0000000000400000-0x0000000000431000-memory.dmp

    Filesize

    196KB

  • memory/1772-7-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/1772-6-0x0000000000400000-0x0000000000431000-memory.dmp

    Filesize

    196KB

  • memory/2264-39-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2264-1-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2264-0-0x0000000000400000-0x0000000000431000-memory.dmp

    Filesize

    196KB

  • memory/3532-41-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/3532-59-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/4268-6146-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/4556-11-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/4556-14-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/5040-49-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-58-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-26-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-27-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-28-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-29-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-30-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-31-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-32-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-33-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-34-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-35-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-36-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-37-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-38-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-42-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-43-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-44-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-45-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-46-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-47-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-48-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-24-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-50-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-51-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-52-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-53-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-54-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-55-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-56-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-57-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-25-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-23-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-60-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-61-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-62-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-63-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-64-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-65-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-66-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-67-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-68-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-69-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-70-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-71-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-72-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-73-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-74-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-75-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-76-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-77-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-78-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-79-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-80-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-81-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-82-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-457-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-5952-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-22-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-20-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-21-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-19-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-15-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/5040-13-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB