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Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/08/2024, 07:45

General

  • Target

    898edacaf4d9158f3d70582fc17d9738_JaffaCakes118.exe

  • Size

    66KB

  • MD5

    898edacaf4d9158f3d70582fc17d9738

  • SHA1

    0bf9adb97091c282c63bbd4868d9c5829e1810b3

  • SHA256

    0ff8900db12f6abe144faf18d0d57ef0bb4174e30b8f48821a17fd6a8520e315

  • SHA512

    ece988075ecb7163f7b9ed81feaf42d64f998a55b69bf9d7ce8e0bea753536bf69e5290d25560ad34fe3c118a9524b9649bd1b53cf5701fa853095f7e3da3160

  • SSDEEP

    1536:jkozdPG/AURLsPe41lFi8WWfJvHDaBf5Ik5uiLS7v4:IozdPGoURLsHDi2JbaBxbunA

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 25 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\898edacaf4d9158f3d70582fc17d9738_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\898edacaf4d9158f3d70582fc17d9738_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3016
    • 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:920
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:4940
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\898edacaf4d9158f3d70582fc17d9738_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies registry class
      PID:1436
  • 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:4520
  • 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:4996

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

    66KB

    MD5

    898edacaf4d9158f3d70582fc17d9738

    SHA1

    0bf9adb97091c282c63bbd4868d9c5829e1810b3

    SHA256

    0ff8900db12f6abe144faf18d0d57ef0bb4174e30b8f48821a17fd6a8520e315

    SHA512

    ece988075ecb7163f7b9ed81feaf42d64f998a55b69bf9d7ce8e0bea753536bf69e5290d25560ad34fe3c118a9524b9649bd1b53cf5701fa853095f7e3da3160

  • memory/920-7-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/920-8-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/920-6-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/1436-40-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/3016-38-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/3016-1-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/3016-0-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4520-51-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-57-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-24-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-25-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-26-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-27-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-28-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-29-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-30-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-31-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-32-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-33-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-34-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-35-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-36-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-39-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-22-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-41-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-42-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-43-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-44-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-45-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-46-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-47-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-48-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-49-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-50-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-21-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-52-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-53-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-54-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-55-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-56-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-23-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-58-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-59-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-60-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-61-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-62-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-63-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-64-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-65-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-66-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-67-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-68-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-69-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-70-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-71-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-72-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-73-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-74-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-75-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-76-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-77-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-78-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-79-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-80-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-1140-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-5972-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-12-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-14-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-18-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-19-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4520-20-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4940-13-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/4940-10-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/4996-7334-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/4996-5974-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB