Analysis

  • max time kernel
    146s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/03/2025, 12:57

General

  • Target

    JaffaCakes118_6b2b9d42581d755c3f423a3a273796f5.xls

  • Size

    296KB

  • MD5

    6b2b9d42581d755c3f423a3a273796f5

  • SHA1

    cfdc7aa01f169b4995d7f4dea63fe88264ba5069

  • SHA256

    0fe6d78e321028b931c3c1dbc467b2db424a333803f06db7f60311d11b15917f

  • SHA512

    1657ee63f2fcff6febbe6020bc9a602c259bf9d53ad6b2a4cbed1cdd6f42ec384c6bd90b9ca9b2b54e1328225364ff6ee81bcd52d14fca6e2ca41da24aa3f80a

  • SSDEEP

    6144:rf5VC9ECYkyTClYAZfcBvEHVwbPgcUk9l0uq0l+65Xo/5jW:rfD1CWWEiybPgz5M2/5

Malware Config

Signatures

  • Process spawned unexpected child process 6 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Office macro that triggers on suspicious action 2 IoCs

    Office document macro which triggers in special circumstances - often malicious.

  • Sets file to hidden 1 TTPs 2 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Suspicious Office macro 2 IoCs

    Office document equipped with 4.0 macros.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 6 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious use of SetWindowsHookEx 25 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs
  • Views/modifies file attributes 1 TTPs 4 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b2b9d42581d755c3f423a3a273796f5.xls"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3472
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c attrib -s -h c:\setflag.exe
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:3496
      • C:\Windows\system32\attrib.exe
        attrib -s -h c:\setflag.exe
        3⤵
        • Views/modifies file attributes
        PID:1800
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c attrib -s -h c:\sendto.exe
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:2948
      • C:\Windows\system32\attrib.exe
        attrib -s -h c:\sendto.exe
        3⤵
        • Views/modifies file attributes
        PID:4152
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c extrac32 /E /Y /L c:\ c:\cab.cab
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:832
      • C:\Windows\system32\extrac32.exe
        extrac32 /E /Y /L c:\ c:\cab.cab
        3⤵
          PID:3220
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe" /c extract /E /Y /L c:\ c:\cab.cab
        2⤵
        • Process spawned unexpected child process
        PID:1624
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe" /c attrib +s +h c:\setflag.exe
        2⤵
        • Process spawned unexpected child process
        • Suspicious use of WriteProcessMemory
        PID:1468
        • C:\Windows\system32\attrib.exe
          attrib +s +h c:\setflag.exe
          3⤵
          • Sets file to hidden
          • Views/modifies file attributes
          PID:3156
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe" /c attrib +s +h c:\sendto.exe
        2⤵
        • Process spawned unexpected child process
        • Suspicious use of WriteProcessMemory
        PID:4132
        • C:\Windows\system32\attrib.exe
          attrib +s +h c:\sendto.exe
          3⤵
          • Sets file to hidden
          • Views/modifies file attributes
          PID:4372
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /Automation -Embedding
      1⤵
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:408

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_363582827213C09529A76F35FB615187

      Filesize

      471B

      MD5

      3800ef9fef580bac3b95642d30b7c143

      SHA1

      5cb8f564ebd86fde4099e2f81aa340973aa00139

      SHA256

      82b657fd0b1ab41de338959155e9bae83210901d9f2dadcc93fd550be09c6a8e

      SHA512

      1fba6902750a629a0e9eed5fd1e53743b5254d6596417c699dddbc0fb005e646ed99dc4a0d52c6cd2f07e91ca9cc1eebfaadcf24e4f52a5463f16e660f12ba09

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_363582827213C09529A76F35FB615187

      Filesize

      412B

      MD5

      83a5d061fd204736c44fa3e49138e83e

      SHA1

      ba809d8e05b2c89e34cfe42a746dd2f1e0b7d716

      SHA256

      f88262fe0c2c54ec90aa078c722b38939a859b6d6176b5b2d42211f9e196f378

      SHA512

      43762034fa5a74921058af0979ea43aca31b6377b7904d4a437d2a7476a4881787670ee971770ed7f320b0eeddfc53b475a620a874217f47b6615bb146962306

    • C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\WebServiceCache\AllUsers\officeclient.microsoft.com\7BD4031E-280C-4AFA-B84E-4CD00BD83E63

      Filesize

      177KB

      MD5

      987567d7a7e384f5bf3843daeb65d417

      SHA1

      7b928a9f2ee202f8110a61c37bd7c587f0ed9c10

      SHA256

      7c3b89e7f7bc8d04682e6403effa1ef3dc820d1659c6bded75e9b600d67c1810

      SHA512

      9ee472e6daa1b5cbe923942c1a93950b2ef04f46d0e68d7d5649e26bd44db828a1697c13d660a82bbae12639db6e7a1b58720f219a4363e391973f6344659bfa

    • C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\089d66ba04a8cec4bdc5267f42f39cf84278bb67.tbres

      Filesize

      2KB

      MD5

      30269e1c52b10d71b8f345218ba9c0bf

      SHA1

      ca3058aa7b405d0ccd9b10d5f48e76fcf381c40f

      SHA256

      7596ee2e166460677a8f67a8507e1c42fffd3d5ea674795b50fd31db64f2d963

      SHA512

      29e67079cff4dce6ff0003d327e962f50fa0ee185056520ff22e4517f2917f0c20aba751dc97c41de6e44428b2a591351295246c5dcca085c186635ba9627110

    • C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\49dbe2955480c7f6ef8cec9c4320c9868d9293fd.tbres

      Filesize

      2KB

      MD5

      8654dbd843a0c4531906e3dc008d5baa

      SHA1

      7b7e33d50a1c16c8e2891a7e65aa338d4daaf8a7

      SHA256

      cc7b5ceeeb72dc4c2fec71c1f4e27d54f2d913d46c12274a3192739d9cd8e50f

      SHA512

      a94c0b2c35940c83913d2943432ab7d023bc9b53412ab5cd7eed4962ec189e144668b589d95745d674776ded7956868febbe0a432cb9010ff714e2312b8d8892

    • C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\norma1.xlm

      Filesize

      68KB

      MD5

      2bfe86ff5c4839475907298314cfac62

      SHA1

      f7a3ec7c1a818cf8adfd13ac0f7a1fbe75fd9aa5

      SHA256

      ed73cf8033e46df967a17405b51c2ed33713ec3e22f29fb65a497c4931cc86c6

      SHA512

      50676dc42b7dc6af0ed420b92a4de5aca945b5ce655b122cc07f68678a2107acc67fc752527b5de2d928783bff64f391433ff4456239c789e9b4bfc1d94bf205

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

      Filesize

      3KB

      MD5

      c26c99136e6df7b21a76e3492cda82e8

      SHA1

      54c57448b272b8985aae4415f4ff2cd1451b6adb

      SHA256

      bfb9e93018b040728e99658906243ac9d1b912e08c9d418db58b71d5584dde06

      SHA512

      f4742471f211ce3ab65c97bb7c693f039727baf7cec69f5ff4f89921919135b4a6ee24652812874439146867e3c4d356d8cc054d3e61cc3204221d0ce7d20b6c

    • C:\sendto.exe

      Filesize

      20KB

      MD5

      56bafcef305ce46d847421edd6eec04b

      SHA1

      e6e31dda260fee10b63c4dd297b433749ea7ac07

      SHA256

      3c6d90fdf13ef66dd36631796cd50db01dfb8e2db5b472c45202513ab816f272

      SHA512

      c78210f40daa6e2827d1280eaca5ae22cf036d20ff802826171cfdaf2b64a011f32c8689eec174d3375e197b240e4c92a2fb466b01c66a96e9276cd1de160e20

    • C:\setflag.exe

      Filesize

      32KB

      MD5

      a4f9be8517afb4c5d9c63960a5faf258

      SHA1

      6d3300bfc43b191819f687df91bfbe2c6294d6bb

      SHA256

      78b6db289832df709d17fd5c49359ddfb9cacaa8303cd77290427bac4c829ba2

      SHA512

      c6c918bc91ed645553245cc640ed66882af264035732b8a8c2682f14a9c8f183c38837c1b3e62ca7d16e1560e6bc2a4273b41c9614a046752928c9a0c45ecb2e

    • \??\c:\cab.cab

      Filesize

      70KB

      MD5

      5a876443f36ca54efae1c723041435c0

      SHA1

      7ebd6188c3df725008209b7d24f914b2b3ce0a6c

      SHA256

      02397a86f99f98f212adee047d25c56fa6644a3cf6058ddb0da0221d708f1ee9

      SHA512

      a065a1ed747b8348c49c909e7186da584a3f01bca4652b154d5f7f88c4de15c5f0c03884db5cf33bca9035944cf5c7bc6983571301dd0fa4d7c298942887a149

    • \??\c:\internet.exe

      Filesize

      24KB

      MD5

      072ca9f791665febeacda1be1e71a124

      SHA1

      20d6d75ef7e06c72b43a2e3be81f5ceab11a1a5a

      SHA256

      692bfa3ca595a0ed57dd1d5fa6652332162c90ea0c9b8c9b32ddbebbec063f3d

      SHA512

      3cd1c0727085dcc054b1c9111c934fef3473d57a91e1e247418a220e35c59e495282740621d6c9c01c86a39ad4e5c79d7d95dbd289e25f044cfad1f616d52290

    • \??\c:\norma1.xlm

      Filesize

      68KB

      MD5

      3f08a7010fe4ea32b210b7919448ada6

      SHA1

      c7bc3bb8f78ef217b83c593542b5c4cf602746a2

      SHA256

      506260a97f723ce79e3243b651dc8af1c3fcdbf72431be60b1a0afbab8d2dce9

      SHA512

      be8ac3dcb6574e6876c2f8d2e40c1c6ad75ca611275ccc73c7283f6b17f3956c16c14d9dfa10e36576011baa691378a8ce6115e380b821a2d6f549ea46567b4c

    • \??\c:\normal.dot

      Filesize

      103KB

      MD5

      26ab77fe4d542805e0afdc9d0efc92c2

      SHA1

      332dc776b13e8f04809a312183ef9532ea2b18d3

      SHA256

      1cb2d969e56664ddc1f496c63e424cbe1ce2f560f8350f4ffa451f0fc03006d9

      SHA512

      ef439dbbe390eb175bd9970d76827a6b506b88a4db7cda233d8b6591b22e3c7a454cbb8111ca78dbbd6b195c91aa89c7d0c9df952052d3471eb07ac80f98b89a

    • memory/408-125-0x00007FFBFC370000-0x00007FFBFC380000-memory.dmp

      Filesize

      64KB

    • memory/408-128-0x00007FFBFC370000-0x00007FFBFC380000-memory.dmp

      Filesize

      64KB

    • memory/408-127-0x00007FFBFC370000-0x00007FFBFC380000-memory.dmp

      Filesize

      64KB

    • memory/408-126-0x00007FFBFC370000-0x00007FFBFC380000-memory.dmp

      Filesize

      64KB

    • memory/3472-9-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-4-0x00007FFBFC370000-0x00007FFBFC380000-memory.dmp

      Filesize

      64KB

    • memory/3472-47-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-38-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-14-0x00007FFBFA080000-0x00007FFBFA090000-memory.dmp

      Filesize

      64KB

    • memory/3472-13-0x00007FFBFA080000-0x00007FFBFA090000-memory.dmp

      Filesize

      64KB

    • memory/3472-0-0x00007FFBFC370000-0x00007FFBFC380000-memory.dmp

      Filesize

      64KB

    • memory/3472-10-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-11-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-12-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-8-0x00007FFBFC370000-0x00007FFBFC380000-memory.dmp

      Filesize

      64KB

    • memory/3472-117-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-116-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-114-0x00007FFC3C38D000-0x00007FFC3C38E000-memory.dmp

      Filesize

      4KB

    • memory/3472-7-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-6-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-5-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-48-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-129-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-131-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-132-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-135-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-134-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-133-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-130-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-136-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-137-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-147-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-148-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-2-0x00007FFBFC370000-0x00007FFBFC380000-memory.dmp

      Filesize

      64KB

    • memory/3472-3-0x00007FFBFC370000-0x00007FFBFC380000-memory.dmp

      Filesize

      64KB

    • memory/3472-151-0x00007FFC3C2F0000-0x00007FFC3C4E5000-memory.dmp

      Filesize

      2.0MB

    • memory/3472-1-0x00007FFC3C38D000-0x00007FFC3C38E000-memory.dmp

      Filesize

      4KB