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Overview

overview

10

Static

static

5

88fd17b1aa...18.exe

windows7-x64

10

88fd17b1aa...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/06/2024, 01:32

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General

  • Target

    88fd17b1aa4a3e3b207fe2d4847ec4f5_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    88fd17b1aa4a3e3b207fe2d4847ec4f5

  • SHA1

    103089c5157c5c95726c36e132246ce5957b405d

  • SHA256

    c9e9982543a468ec2505b213c1699f110fbce01333d3d0c8f3885f786d8f417e

  • SHA512

    fce12722ce513dad14fecba2c69fbf85a632b66bba848fe64dd6e32577e3b84802f9378f05247bcc9bc049caee470049afc929d26c6e2eaa89ae3b0b195ce5fd

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6S:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm51

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 5 IoCs
    evasiontrojan
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Windows security modification 2 TTPs 6 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
    persistence
  • AutoIT Executable 9 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 19 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 20 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\88fd17b1aa4a3e3b207fe2d4847ec4f5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\88fd17b1aa4a3e3b207fe2d4847ec4f5_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4664
    • C:\Windows\SysWOW64\hhhaumwtdb.exe
      hhhaumwtdb.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4592
      • C:\Windows\SysWOW64\erqfiowg.exe
        C:\Windows\system32\erqfiowg.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2392
    • C:\Windows\SysWOW64\mnuctxbcaotatla.exe
      mnuctxbcaotatla.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2548
    • C:\Windows\SysWOW64\erqfiowg.exe
      erqfiowg.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1920
    • C:\Windows\SysWOW64\uzapoeyvhmyfp.exe
      uzapoeyvhmyfp.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3496
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
      2⤵
      • Drops file in Windows directory
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:536
  • 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 --no-appcompat-clear --field-trial-handle=4064,i,15142778360084620907,1763097090506261076,262144 --variations-seed-version --mojo-platform-channel-handle=4512 /prefetch:8
    1⤵
      PID:1600

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe
      Filesize

      512KB

      MD5

      819b45ad7b46f60f8580a878edde7bb4

      SHA1

      8d88eef365c3209d24288d15397b9d8d2c56d7d9

      SHA256

      28097d9311647e00220344e10a895d46f29cd7ac76d81de35b5b901ed4ad9ffd

      SHA512

      5db6031dea1bb4450bcb3275bc228b3e548aba3932a4093e5e02df5373f44afaf868442896f545ab53c07294dc25f0c00df89e8a5d23d00852b28e748ead901b

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\TCD3E53.tmp\iso690.xsl
      Filesize

      263KB

      MD5

      ff0e07eff1333cdf9fc2523d323dd654

      SHA1

      77a1ae0dd8dbc3fee65dd6266f31e2a564d088a4

      SHA256

      3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5

      SHA512

      b4615f995fab87661c2dbe46625aa982215d7bde27cafae221dca76087fe76da4b4a381943436fcac1577cb3d260d0050b32b7b93e3eb07912494429f126bb3d

      Download Submit

    • C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
      Filesize

      239B

      MD5

      2fae0fe44fb67ed515b21a2b6fba40e3

      SHA1

      d39c4cb134c596851c157406149129a69844613b

      SHA256

      bd528b67c4e7b5924426cb6edc6bd85896db3a43e596bc76d32632d33eccc2b1

      SHA512

      9902e514810847d11b83ceb64209c7a363f3b482f5444474673988fa0729295d8612ae6aa0d81a09d9adeb958f7e0251b414ef808f82f279df504bc04a347087

      Download Submit

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
      Filesize

      3KB

      MD5

      bb988cb17933f3df72cfa125182f90f6

      SHA1

      889afeaa295f22fe35404e31e8e2dfb906543d3f

      SHA256

      326245426c4cb7dac6fb0bf9937767a04a84b2d309f096036b16bac8f006f0cd

      SHA512

      66a116d9d540782f5995d4961733f029496c44973f796c74a27ef19dc009392aa70d3e212a04e02cea5e1da0db40344a5126b8fda051d36a8d5e44e7aa4a5d00

      Download Submit

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
      Filesize

      3KB

      MD5

      3fb3e8b21d35e09d8685d8bf1d48cb84

      SHA1

      10b95af7e4b49b5b927bc7761ddbad8f637f4c59

      SHA256

      02f50ffabae6d30dab3eda5e8914a8feae23d2f3c9465879f481d3144567c3aa

      SHA512

      d220f08ba2912c5372c565c278714e9c1a1a81a79aca712afad21aaaeaed6f0dc213a59a62e563e53b64b684c6b9da69b91379511f8efb488af372aecb571af0

      Download Submit

    • C:\Users\Admin\Documents\RegisterBlock.doc.exe
      Filesize

      512KB

      MD5

      f252addd0b32125e481a183a01885e43

      SHA1

      320c6fad5c9c9f06f6e528ff0c76634f865c9106

      SHA256

      a28595a9f58bfa16b2b14658dbbb0b0d222ca442d3bdc4ba2da70152e1299a15

      SHA512

      f7539b20b65369c08b244b9f2a40a2f8e21a26e50931e72a6d18bc905bc3b9c223f1a78c24901ef9376f5513bcf4ce3f35f5d642403fd7d341551ec301df2cba

      Download Submit

    • C:\Windows\SysWOW64\erqfiowg.exe
      Filesize

      512KB

      MD5

      e712c54a32c9cac50f64f0d946f73280

      SHA1

      521b70ef02c2893510d1e3259c8df79985d48563

      SHA256

      f05d2802046a67abf746f62a6e5fc71771444fab6c91b2fd6daef1e79f5f0e1e

      SHA512

      26dcf450fc7e5e5c96ae197509b0a2de2f2c3364525d96403b8439a3b1c13b37e9081171399795520f227aa364fd707ffcc9013692ec05d3f5e386e9d1e3d2fb

      Download Submit

    • C:\Windows\SysWOW64\hhhaumwtdb.exe
      Filesize

      512KB

      MD5

      83e2a706612210148a04ab2e6b68d247

      SHA1

      ad5af9d48ad6a474d44ee60973374aac49fad604

      SHA256

      c254e14109529de0e7699d25dfec774a91a256373ea3307b79b1cd3c5b73dfbb

      SHA512

      32db70d0e3e01a5986db14bd5d74e801ad1014869e84edfa4c851bfbdd5bbc3797eeb6231b2328986f26e6134d6a27b5dfb3154659829ce4e26bedd95ecb1096

      Download Submit

    • C:\Windows\SysWOW64\mnuctxbcaotatla.exe
      Filesize

      512KB

      MD5

      d81b3d0287e363e3f6bc1fba63d96013

      SHA1

      a48cefc58699451cde847b912906a5b44e86a300

      SHA256

      8e909955fb3e0d5d7ccb7e369b6cc555704978db87fcc6de0a99b86d85d006ae

      SHA512

      6f14fd570f0389c08f1eb7db93e442a5e645833b7f901d2967e30eedcb5f3aa2bd99b7e3d42bb7a98b96b10cc54e9f41ac29958713123dd9512012f1cda7a404

      Download Submit

    • C:\Windows\SysWOW64\uzapoeyvhmyfp.exe
      Filesize

      512KB

      MD5

      e58ae6fdc94df36ed2249a15aa990773

      SHA1

      9817caac4cf93a171e1ebb0eff90e856f74a936e

      SHA256

      5a2ae94aa931f4b8204c9e1a9274de3fa98539e6cc7e257d51174d0f91078f6f

      SHA512

      00460ed0f71d5bb2c3fc492a66f37ffa5746aea113dec761501d638876e5e5800a6800567032e8b06d33b286da19c7d4d643ffe863579cb93efad6135e0dc1d4

      Download Submit

    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

      Download Submit

    • \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
      Filesize

      512KB

      MD5

      f0a4adc49d1d61382d1b956c95241ade

      SHA1

      fbbb1abeee669362666a1730f139cdffdba912af

      SHA256

      cfa38d0aa074e3e12859116d8931e89fc5097ee989ded11e6c094c7a1fa4be14

      SHA512

      f2095ac2ca668829199a93dc1b5eec2163b571361dfe4643931948930fa675a0199345d44afef3da4f3f1992fe58f6c478c3969b56914f53c892623de75d4434

      Download Submit

    • \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
      Filesize

      512KB

      MD5

      3be444781049a43b5cc253c57d94a9a9

      SHA1

      dae2d69dfd3a0d7a3f77b2b1001a303eb00ee1b6

      SHA256

      41cf1a0f564e58f8b67eca85b8f8f1405345805191ed1c75b4fd7c58ddd3949c

      SHA512

      7fc73d14140ec3aef965a0999efbc055af30459c8f5804734a24b4b7738fd3aed8a9818122b646682175f92abe20f3ad2e57911a951f1fd1d66b4958d7dded67

      Download Submit

    • memory/536-604-0x00007FFADA990000-0x00007FFADA9A0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/536-39-0x00007FFADA990000-0x00007FFADA9A0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/536-36-0x00007FFADA990000-0x00007FFADA9A0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/536-38-0x00007FFADA990000-0x00007FFADA9A0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/536-37-0x00007FFADA990000-0x00007FFADA9A0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/536-35-0x00007FFADA990000-0x00007FFADA9A0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/536-42-0x00007FFAD8140000-0x00007FFAD8150000-memory.dmp

      Filesize

      64KB

      Download

    • memory/536-43-0x00007FFAD8140000-0x00007FFAD8150000-memory.dmp

      Filesize

      64KB

      Download

    • memory/536-603-0x00007FFADA990000-0x00007FFADA9A0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/536-606-0x00007FFADA990000-0x00007FFADA9A0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/536-605-0x00007FFADA990000-0x00007FFADA9A0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/4664-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download