Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-09-2024 09:50

General

  • Target

    da1634a6543928f3039a3952901db6e7_JaffaCakes118.exe

  • Size

    63KB

  • MD5

    da1634a6543928f3039a3952901db6e7

  • SHA1

    956e6728cbf69f52fa2722e5229a08ec83cdd99d

  • SHA256

    919b52c6d420995e92a010fc217b9ba6e93c63590ea01b93a80ea6f30aee4083

  • SHA512

    997c0ab08b7c7ffba14b5f99bb2df968902ecaf39ff9c3dae3b1d8cf868a1078c2ef22ee47cb0256f9cb6ae63ae3f1eba308a7542cf30937f5fbbb78a63865c5

  • SSDEEP

    1536:oX5vLD14o5EebnAUFprVItvxb+r0d1nbDno9HnPh9brnCH:6H4o59bAO1VM5M0dFDnCHrrS

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 26 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\da1634a6543928f3039a3952901db6e7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\da1634a6543928f3039a3952901db6e7_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2464
    • 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:1776
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:3720
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\da1634a6543928f3039a3952901db6e7_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies registry class
      PID:4796
  • 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:1028
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4508,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=1904 /prefetch:8
    1⤵
      PID:4400
    • 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:1444

    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

      63KB

      MD5

      da1634a6543928f3039a3952901db6e7

      SHA1

      956e6728cbf69f52fa2722e5229a08ec83cdd99d

      SHA256

      919b52c6d420995e92a010fc217b9ba6e93c63590ea01b93a80ea6f30aee4083

      SHA512

      997c0ab08b7c7ffba14b5f99bb2df968902ecaf39ff9c3dae3b1d8cf868a1078c2ef22ee47cb0256f9cb6ae63ae3f1eba308a7542cf30937f5fbbb78a63865c5

    • memory/1028-49-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-70-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-18-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-20-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-21-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-22-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-23-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-24-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-25-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-26-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-27-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-28-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-29-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-30-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-31-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-51-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-33-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-34-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-35-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-12-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-13-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-17-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-38-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-52-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-6000-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-40-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-41-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-42-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-43-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-44-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-45-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-46-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-47-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-48-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-445-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-50-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-32-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-80-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-64-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-54-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-55-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-79-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-57-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-58-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-59-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-60-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-61-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-62-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-63-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-53-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-65-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-66-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-67-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-68-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-69-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-19-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-71-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-72-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-73-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-74-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-75-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-76-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-77-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1028-78-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1444-6002-0x00000000001C0000-0x00000000001DF000-memory.dmp

      Filesize

      124KB

    • memory/1444-6507-0x00000000001C0000-0x00000000001DF000-memory.dmp

      Filesize

      124KB

    • memory/1776-7-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1776-8-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1776-6-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2464-37-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/2464-1-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/2464-0-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/3720-10-0x00000000001C0000-0x00000000001DF000-memory.dmp

      Filesize

      124KB

    • memory/4796-56-0x00000000001C0000-0x00000000001DF000-memory.dmp

      Filesize

      124KB

    • memory/4796-39-0x00000000001C0000-0x00000000001DF000-memory.dmp

      Filesize

      124KB