Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/09/2024, 21:44

General

  • Target

    fd33b0ca0e63546846691f2ae56786c2_JaffaCakes118.exe

  • Size

    56KB

  • MD5

    fd33b0ca0e63546846691f2ae56786c2

  • SHA1

    7a1a1c6ec3b8ad2e721fa381822ca9b080387103

  • SHA256

    aed1930225a34ef5bbe64512127a41e1166e3e544191ac78e1b0ddac5e75e7e1

  • SHA512

    615203a6c5fc3279bb032a118338008bfc0e0638619cb1d138aadf48a0499a9abb347c20ebae301bb82053e0104995ba96c03e538eeac0d81ce3ec4fb0fb911e

  • SSDEEP

    1536:Z2mOxPV2MMu1p11YUTY7DlJd9CYAgamYqcwg:ZAxFD1pQUTY7LdVhuB

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\fd33b0ca0e63546846691f2ae56786c2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fd33b0ca0e63546846691f2ae56786c2_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1960
    • 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:2160
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:756
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\fd33b0ca0e63546846691f2ae56786c2_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies registry class
      PID:2344
  • 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:4864
  • 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=4464,i,4174666705242427184,7333705955694532165,262144 --variations-seed-version --mojo-platform-channel-handle=4100 /prefetch:8
    1⤵
      PID:1932
    • 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:4760

    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

      56KB

      MD5

      fd33b0ca0e63546846691f2ae56786c2

      SHA1

      7a1a1c6ec3b8ad2e721fa381822ca9b080387103

      SHA256

      aed1930225a34ef5bbe64512127a41e1166e3e544191ac78e1b0ddac5e75e7e1

      SHA512

      615203a6c5fc3279bb032a118338008bfc0e0638619cb1d138aadf48a0499a9abb347c20ebae301bb82053e0104995ba96c03e538eeac0d81ce3ec4fb0fb911e

    • memory/756-8-0x00000000001C0000-0x00000000001DF000-memory.dmp

      Filesize

      124KB

    • memory/756-11-0x00000000001C0000-0x00000000001DF000-memory.dmp

      Filesize

      124KB

    • memory/1960-0-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/1960-36-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/2160-6-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/2160-5-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/2344-37-0x00000000001C0000-0x00000000001DF000-memory.dmp

      Filesize

      124KB

    • memory/4760-6504-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4760-5999-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-47-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-55-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-23-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-24-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-25-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-26-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-27-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-28-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-29-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-30-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-31-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-32-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-33-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-34-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-38-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-39-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-40-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-41-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-42-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-43-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-44-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-45-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-46-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-21-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-48-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-49-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-50-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-51-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-52-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-53-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-54-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-22-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-56-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-57-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-58-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-59-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-60-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-61-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-62-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-63-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-64-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-65-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-66-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-67-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-68-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-69-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-70-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-71-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-72-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-73-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-74-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-75-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-76-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-77-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-78-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-498-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-5997-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-20-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-19-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-16-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-17-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-18-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-12-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB

    • memory/4864-10-0x00000000001E0000-0x00000000001FF000-memory.dmp

      Filesize

      124KB