Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    01-05-2024 06:21

General

  • Target

    0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe

  • Size

    654KB

  • MD5

    0b40a2fff66d3c7f728b2d0e9ae861a6

  • SHA1

    91f89d87f92ba4f96d16a96c35e56e039adf6979

  • SHA256

    117da274f4076bdd7f3aa6e6b1d96c44100ccaef59194202fc166ee5f4be78b2

  • SHA512

    dec02943bb4dfae04c0fcce7cb644aa60277f33cd4747270b4a2d3feb5ca53cf6a5d037eb618bc4c27e3ea266089a2fa8b0ae1fb68f9180fb9b4a15522834c5a

  • SSDEEP

    12288:yz9jX9Eh/41Vfbtp/nZOKwXui/07zrwIOxbvnFbhs68/NimxAOWD:yz9jX9EhifbtpPZ+5/0jwIOBnqFJHWD

Malware Config

Signatures

  • Locky (Lukitus variant)

    Variant of the Locky ransomware seen in the wild since late 2017.

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Modifies Control Panel 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 36 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Sets desktop wallpaper using registry
    • Modifies Control Panel
    • Suspicious use of WriteProcessMemory
    PID:1676
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\Desktop\lukitus.htm
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2172
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2172 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1956
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      PID:2452
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2692
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {DBD6A719-F958-475D-AA43-5793770ABBC9} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2560
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe Delete Shadows /Quiet /All
      2⤵
      • Interacts with shadow copies
      PID:2308
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
    1⤵
    • Suspicious use of FindShellTrayWindow
    PID:2840

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    c04e1468440b9c7d4c6e2cc7429952e5

    SHA1

    abc6ad646f005ed8db0c98930b02b9a44c456b04

    SHA256

    5dcf6fcd526710fe153f9f7bf1e88eb511b62ea4c1c6be43e6e9812de4dcf340

    SHA512

    a2386a7c9aa3d9827fd9b3f6c5ffc400531ee20c917e2c2747b056ce54bca60893fd7a002a152ff7f6b644be211a1f672968d1227b35e640ae31c757898bb08b

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    d85368d73dfbea13dca08b1562389cf2

    SHA1

    5877c22426e86275dd065264d3df33f001612a85

    SHA256

    4b7f089d80ad7d048827f490103c8249143963713bd5a3d99e7d0178bf13eb89

    SHA512

    bf051883d2c60e489ac2050c74bf66d06b9e6dfc2266fe15c5221f60c56b499ed91a4650b8d772c40b073b3a5c180958aeb48c6da9dc71bd753249ee36506faf

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    ab4289d082f7088b507ac07ecdc7c0ee

    SHA1

    9e06e42f290a9892e81a3b0c2c3b2fd9cda957a5

    SHA256

    85ae7baa434f46306cf87c563d24c57fd5fdffd5a8eee47c1031731103adaa88

    SHA512

    ff7e6c0aff432a5df91f1459e814ffad150bece66c64e064f626ed605badc432f9869d727b618c5a3f1ada5084d0a38425cf27763529b654f338a1b7773cd398

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    483269178036e4aaca82dab0323a1a2c

    SHA1

    665ee087c3f37dc615833c710f5d0cc622b31708

    SHA256

    dcdfd032f56a8f3e563bb94877f3f8aa52f18eb7b2decc520fb469baf5e97fa5

    SHA512

    55f80b7ddcbb9f95b21428b322c9db804b124cb90b637d4418131d12c8646d79fb4d11367735bcf543413a6d3b3d352150ece265b9db65bae5a2a2f4c38b3385

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    37c241ea269bd79298204ba455e4e4da

    SHA1

    312cb219f0fac8fc975b330531e9cc4d80fff0e6

    SHA256

    fd13737d1d785eebe3ee6eb998e1d2d6e1f2dc56448e3d6f34331e3f12b547b1

    SHA512

    9641ff5c4ce8dc4ceb639897d7b8b734d1430d13b627b5eef4f5ceb6eca3875c47a5b72e185f643288a22fadefd286c5d25e6d5cc69de3d22ab5e58f6e1f9bc5

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    3bda8f3b7993ee907cc74cb36bd97bc9

    SHA1

    2cd8bb9f55ff99703544e5af59a09200018267f3

    SHA256

    21d3d5a0ae446c06170561a70c5bcaccf308a73e26f03549f37a8f938ec102ab

    SHA512

    73416b024a5c762601668c0ef83e2440bd657ab27f257fb15d99c86f43a7db72983224fdbeb669d36ed8c53597869b9685c6ab4b9e4c63b9adc3530cfec0c327

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    3e1f93598b01df3ad7ff988d0b8beb5e

    SHA1

    90ccfbda47d599404a912a9f5bb22b11b273eb79

    SHA256

    920475c563c9d90b01cb3227963ba83b4453441d114440667808c56d3a58c857

    SHA512

    b88dc13b63d50e054c076cae1e0a49138f542c7f8bf9c0842dd63ff372946df345f23b0198513cd52eb687f772ae4c3ae86127409867a6426936f74f2ea15c98

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    122871743612722d2d84623461b8088f

    SHA1

    7384cc88a621129497d3b224583d7051eb0e927a

    SHA256

    a69a57f28df30000c0948b89acb83c724115e11c050112fb7a644eb26ebcbd6d

    SHA512

    2b0b27c55934899f57c672d1fa1385ac970272a5791c1bac3a0161def806c890fee96e566d65c503cb6e272b5f89b4ee7218f90695f5258e3711fe4f6549e4db

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    0892ffd7dd7bd004f76ad044e4f2f572

    SHA1

    edd43099d7b7f1033169299765bd3e5357b39b20

    SHA256

    afeeff6323cc1d5183d66b1e938bd231a34e12f9116bfdc8265267d19d4f5a63

    SHA512

    667ea16716f35d542a891c56c0c450cc3225e53f6db845b0292ccb09307c78440203f8a44e244cf0662e45bb7a5be99ed0f152451ab0f1b9aa4135392cc9a911

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    c70e97bec562833cadec3feb15b32904

    SHA1

    6638a5b01c15fe398a24bd1c3faccd3810316be3

    SHA256

    f56093a20a935185f6fb71961f3bdad030c3a3b989133586afe56f201e077127

    SHA512

    ed2140ddbc6af8086848a94426a490f12a50ee91401e45110cb8c55dd1cacfd247b52e204629d9730fe0b084a54aa0c96eb3fd07d7863e6fab0bf2b1e7cfc2b5

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    0b915c2fe77897b68aedf622a5cbe60e

    SHA1

    92c41b2fed35862cb9d4045c9fe29159a0b099aa

    SHA256

    def61b3fd17e70aab295c3cd06f4663cf6121fa34a947b23a6878f1ca34f6274

    SHA512

    1f6bdea67cc791df9c18b2eb7d84ba00d24085058aa18ab322b6e6948371ce678801a5de47931166f1698be562bcf9d355e99b1287b861878bfb04341bf78e49

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    b3f8917d2d2196cd8fb86163f1ef79a6

    SHA1

    16425856ea30152b370a5896bc3cfb3416f78fdb

    SHA256

    e1cb4f468cc573ca12744f248e7daf832f4286183e790dbd4ef15a44ade35be5

    SHA512

    ced721028fbc46190fd56aa449d2febd407dc905cf4de1aea0b5407c4e6f1ae0259659ab1fce96f76e16ed421b1048878844d0f909fd1684c6d1c8f1a1fd7e79

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    bfb9768dfe56ea9ce0bd1080713e48d6

    SHA1

    e3fff430113d1ecfdd7189a0a279190379b7fe60

    SHA256

    5049b5eb8f1fa7ff61805127d64c8a474026bca900d6bb83997596412e1843da

    SHA512

    e310901551a746604771037fac63018dcd6c8846fb03c99b1fe904841d24c2829c4099bc8b615910dfc285cbf0a534a3673aca643c25fa98e441f935db9df18a

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    187f6b44a230545026c76783e23a89bd

    SHA1

    b6bd3e7773111a7a6681afaa453ed05b443d891c

    SHA256

    94cd2c6f8acc01d7089d16da1ab9034c0924481c46c0c9b571190e0b164ae773

    SHA512

    4f2f619c845c865094223f59c1762126071988752ee7cca641366eee1ba1d8ec991be824b28e833f8449bf66b4aa012eefec39cd47c872103f5816a6fb3fe8b6

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    34acde244bf735b9b3b364b0deefbb74

    SHA1

    3fc62325840172f20fc7345e9359a9aa274cbcce

    SHA256

    85cc09b9f087a875d3fbba36edb8da1410b75fc3ef05ceceff6ee8f51b6afcc3

    SHA512

    39f85533ac010fa16327b0da2c1a3f9e4036437a6608da67dccc27660e8ab9cb3ef92b53bbe7a17ae7de15e22746eed4e26e770ce5d9774eb7616691797c24ea

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    fbf8cf0463f606bbba75cd679220f353

    SHA1

    e3f705ac16b78d2775c9bb7d030a940abe83c7ad

    SHA256

    635fc0f358b2387b7b6a754370051fe302c573e90c0d4a90277366b79220559f

    SHA512

    704318482d804abf2b5c93290a6ed754d8140954b7ba00cbd2fe3d53d7b21bab9e16de6e152732dc6191b85f9290e38d0e444558add7d7d6abfeb9e76cae6fa4

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    e44c42e7e719305662e8ba90f35e3bdb

    SHA1

    4441ef45cf2fe68ebb7501e7e5f1f7ba9f7cb1d5

    SHA256

    93583b70b308d7b79f878f2780ed8fb4a2aa1f5154069712ae53f945cace7162

    SHA512

    8b4a75f61ccc6adaa72844f52a59296bd60eaea9a6462646a3cd7009c5e94fe7897a0890b82ea07ffab77caba40d3a849f38247b3a669f62af33b9344ac50b1c

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    b8e8e62ca7b5e0485218ab06cb6ba9d0

    SHA1

    4f49e1817ad9aa16c82dfd9ef12bb6a0f4676203

    SHA256

    03b0b8e13a44b7b1234d63e57069ed41231c8d9b2609d0905509d994c25fcf6c

    SHA512

    f19b70cedb6b239d1e8d4d846deec5c1f4d49f7156ee12358a3b202e84fb7444295580dcc0380ca7d9ff810dff5ef1324e1bf34c32836725780578264ee8b861

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    bb28a8accfb5e8666b23144c6368727e

    SHA1

    40718e4fdce38228f709eed74734a8c3b94edc6e

    SHA256

    f71e1f59d96d71b39c31f1a3b5bfb8ca991655486bb0cbd711cdc2f1575fe6c0

    SHA512

    4c4bf22ae07e2954582bd47f7bc8e92c74ca594215a4ca1eb6beb13a53a5ac6dd125c198918602c5960b2f67a565a15995c786648b01a31f1485aa78fc235556

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    6549c4f67dc5b0c70af9bd7276cd3b27

    SHA1

    def495c87f042a32da58d44c410381c3656117d5

    SHA256

    099ba844a7a94e97895349f804d4f81878ed4a7dfc911915d667de6a337a5dbe

    SHA512

    b233b7321cf71c2bd4cef1ae78cf596bd0bd749a1b2450b0d5f866e98d5a24b11df5d2c59b49fe36bc4665589148017221036815ba7a9f0d0347c62ddc9be775

  • C:\Users\Admin\AppData\Local\Temp\CabC93B.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\TarCA3C.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • C:\Users\Admin\Desktop\lukitus.bmp

    Filesize

    3.8MB

    MD5

    6c417e7d684bb345e1982561f0013c3a

    SHA1

    2712a68d7b8e6ee094f3990d8e38edc0dcfae057

    SHA256

    9e9086ff9b6a7e4f23a390bece23bc5083d08c9ffbce4933d5dfa6394f19b7c5

    SHA512

    135b956e31191cf8a5d1019d1beec036aec6f07c2bb8de75bdbd536c381b67af8c3ba9094215b75f35a53085656096e36cec3f1f058eeb34b50d1455aba52466

  • C:\lukitus-fa07.htm

    Filesize

    8KB

    MD5

    af84496956ca337d2551861144d62dba

    SHA1

    57e156babae8bac500f9890fe3cc548c5c783392

    SHA256

    d280bdceb2c26a6e9cc5200f420dc9923a92f0fe3007afd32a7e9682991adc83

    SHA512

    06b6111a7d48e37b596b9a7f22faad1cdb7894f57872c1d4ecfb1af19f7ace168b9fbf1ff42716ff549b343317699c3241d10321b609ddcdc302c11170478b59

  • memory/1676-0-0x00000000050E0000-0x00000000050F1000-memory.dmp

    Filesize

    68KB

  • memory/1676-5-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/1676-270-0x0000000002C60000-0x0000000002C62000-memory.dmp

    Filesize

    8KB

  • memory/1676-273-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/1676-6-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/1676-3-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/1676-4-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/2840-271-0x0000000000160000-0x0000000000162000-memory.dmp

    Filesize

    8KB