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Overview

overview

7

Static

static

3

LayetuFixed.exe

windows10-1703-x64

7

$PLUGINSDI...er.dll

windows10-1703-x64

1

$PLUGINSDI...ls.dll

windows10-1703-x64

3

$PLUGINSDI...em.dll

windows10-1703-x64

3

$PLUGINSDI...ll.dll

windows10-1703-x64

3

LICENSES.c...m.html

windows10-1703-x64

1

LayetuFixed.exe

windows10-1703-x64

7

d3dcompiler_47.dll

windows10-1703-x64

1

ffmpeg.dll

windows10-1703-x64

1

libEGL.dll

windows10-1703-x64

1

libGLESv2.dll

windows10-1703-x64

1

locales/af.ps1

windows10-1703-x64

3

locales/uk.ps1

windows10-1703-x64

3

resources/elevate.exe

windows10-1703-x64

1

vk_swiftshader.dll

windows10-1703-x64

1

vulkan-1.dll

windows10-1703-x64

1

$PLUGINSDI...ec.dll

windows10-1703-x64

3

$PLUGINSDI...7z.dll

windows10-1703-x64

3

$R0/Uninst...ed.exe

windows10-1703-x64

7

$PLUGINSDI...ls.dll

windows10-1703-x64

3

$PLUGINSDI...em.dll

windows10-1703-x64

3

$PLUGINSDI...ll.dll

windows10-1703-x64

3

$PLUGINSDI...ec.dll

windows10-1703-x64

3

Sharing

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General

  • Target

    LayetuFixed.exe

  • Size

    79.5MB

  • Sample

    240527-ezg4msfh6x

  • MD5

    654efbb5dc991bc9a55c14197e9dbfc2

  • SHA1

    60aca0d30bac3cfbd00cecfcc0e5f58f1bc2c743

  • SHA256

    5aaf93ceb670984d4e6e9c069d88de682b098e42c6fe6ce5ed48c0bcf3aada69

  • SHA512

    78049790b6a2288d0ccaeeba177001801229a90941c173d82d0e3f846058ce87bb5be9eea773e2939bf6e4a3a75884f117cb7df6c6348ab80b69949141d399c4

  • SSDEEP

    1572864:M6LBYhjWwipufHYQ1qZHBFdNYZvpXm6IKEgnwP:vuE5M/R1qzFC3IKEo0

Score
7/10
discoveryexecutionspywarestealer

Malware Config

Targets

    • Target

      LayetuFixed.exe

    • Size

      79.5MB

    • MD5

      654efbb5dc991bc9a55c14197e9dbfc2

    • SHA1

      60aca0d30bac3cfbd00cecfcc0e5f58f1bc2c743

    • SHA256

      5aaf93ceb670984d4e6e9c069d88de682b098e42c6fe6ce5ed48c0bcf3aada69

    • SHA512

      78049790b6a2288d0ccaeeba177001801229a90941c173d82d0e3f846058ce87bb5be9eea773e2939bf6e4a3a75884f117cb7df6c6348ab80b69949141d399c4

    • SSDEEP

      1572864:M6LBYhjWwipufHYQ1qZHBFdNYZvpXm6IKEgnwP:vuE5M/R1qzFC3IKEo0

    Score
    7/10
    discoveryexecutionspywarestealer

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1

    • Target

      $PLUGINSDIR/SpiderBanner.dll

    • Size

      9KB

    • MD5

      17309e33b596ba3a5693b4d3e85cf8d7

    • SHA1

      7d361836cf53df42021c7f2b148aec9458818c01

    • SHA256

      996a259e53ca18b89ec36d038c40148957c978c0fd600a268497d4c92f882a93

    • SHA512

      1abac3ce4f2d5e4a635162e16cf9125e059ba1539f70086c2d71cd00d41a6e2a54d468e6f37792e55a822d7082fb388b8dfecc79b59226bbb047b7d28d44d298

    • SSDEEP

      192:5lkE3uqRI1y7/xcfK4PRef6gQzJyY1rpKlVrw:5lkMBI1y7UKcef6XzJrpKY

    Score
    1/10
    behavioral2

    • Target

      $PLUGINSDIR/StdUtils.dll

    • Size

      100KB

    • MD5

      c6a6e03f77c313b267498515488c5740

    • SHA1

      3d49fc2784b9450962ed6b82b46e9c3c957d7c15

    • SHA256

      b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e

    • SHA512

      9870c5879f7b72836805088079ad5bbafcb59fc3d9127f2160d4ec3d6e88d3cc8ebe5a9f5d20a4720fe6407c1336ef10f33b2b9621bc587e930d4cbacf337803

    • SSDEEP

      3072:WNuZmJ9TDP3ahD2TF7Rq9cJNPhF9vyHf:WNuZ81zaAFHhF9v

    Score
    3/10
    behavioral3

    • Target

      $PLUGINSDIR/System.dll

    • Size

      12KB

    • MD5

      0d7ad4f45dc6f5aa87f606d0331c6901

    • SHA1

      48df0911f0484cbe2a8cdd5362140b63c41ee457

    • SHA256

      3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

    • SHA512

      c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9

    • SSDEEP

      192:1enY0LWelt70elWjvfstJcVtwtYbjnIOg5AaDnbC7ypXhtIj:18PJlt70esj0Mt9vn6ay6

    Score
    3/10
    behavioral4

    • Target

      $PLUGINSDIR/WinShell.dll

    • Size

      3KB

    • MD5

      1cc7c37b7e0c8cd8bf04b6cc283e1e56

    • SHA1

      0b9519763be6625bd5abce175dcc59c96d100d4c

    • SHA256

      9be85b986ea66a6997dde658abe82b3147ed2a1a3dcb784bb5176f41d22815a6

    • SHA512

      7acf7f8e68aa6066b59ca9f2ae2e67997e6b347bc08eb788d2a119b3295c844b5b9606757168e8d2fbd61c2cda367bf80e9e48c9a52c28d5a7a00464bfd2048f

    Score
    3/10
    behavioral5

    • Target

      LICENSES.chromium.html

    • Size

      7.9MB

    • MD5

      312446edf757f7e92aad311f625cef2a

    • SHA1

      91102d30d5abcfa7b6ec732e3682fb9c77279ba3

    • SHA256

      c2656201ac86438d062673771e33e44d6d5e97670c3160e0de1cb0bd5fbbae9b

    • SHA512

      dce01f2448a49a0e6f08bbde6570f76a87dcc81179bb51d5e2642ad033ee81ae3996800363826a65485ab79085572bbace51409ae7102ed1a12df65018676333

    • SSDEEP

      24576:dbTy6TU675kfWScRQfJw91SmfJB6i6e6R626X8HHdE/pG6:tygpj

    Score
    1/10
    behavioral6

    • Target

      LayetuFixed.exe

    • Size

      152.7MB

    • MD5

      ca69a17342334f059af9870f71e11d92

    • SHA1

      0578b9de979115dc86a3240b971a02ae23ced048

    • SHA256

      3315d6c9d1b61def96442441dcb5f85bb850423da0edbe58c8d82ccf375382d6

    • SHA512

      e4933a0703a94690dfcf6ae5a212cefb1c1021b9584b10f82ca7437625b0b30f57e6ff08e9e7a47fb8f656b84a7ca92f56f47040e522a4f07f81599fe3157c3e

    • SSDEEP

      1572864:qLBZB52nvuZ7wVuMbgR7Sp6kYdEctmhoLsPagBsgkx52HYhwj+vfIBUdoJnP9Dj0:qypCmJctBjj2+Jv

    Score
    7/10
    executionspywarestealer

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral7

    • Target

      d3dcompiler_47.dll

    • Size

      4.7MB

    • MD5

      2191e768cc2e19009dad20dc999135a3

    • SHA1

      f49a46ba0e954e657aaed1c9019a53d194272b6a

    • SHA256

      7353f25dc5cf84d09894e3e0461cef0e56799adbc617fce37620ca67240b547d

    • SHA512

      5adcb00162f284c16ec78016d301fc11559dd0a781ffbeff822db22efbed168b11d7e5586ea82388e9503b0c7d3740cf2a08e243877f5319202491c8a641c970

    • SSDEEP

      49152:KCZnRO4XyM53Rkq4ypQqdoRpmruVNYvkaRwvhiD0N+YEzI4og/RfzHLeHTRhFRNc:xG2QCwmHPnog/pzHAo/A6l

    Score
    1/10
    behavioral8

    • Target

      ffmpeg.dll

    • Size

      2.7MB

    • MD5

      e096c168b79a56ded0df1aa142d9f1da

    • SHA1

      318f20dab294a315bd935160e9417fb5b28300f5

    • SHA256

      65cc75329d17ec264e7a2db571ea55f918394241445ea64569a56c75d0cfdc60

    • SHA512

      3dccf6ce85ef7e75690a5851642f10bb5e6e1572e91e933bacb7fcbfe405b0412b94ba0e160c3ba8d68d2b9afc1da268f61c83dccd6453d8c9470931ee900bfd

    • SSDEEP

      49152:YGJO72cNsdMZWfAn1fdmZMOqcQrGhjUHgNxGUwSCmmfYDJGz5SN3lzl3hSKqH:Jj8n1QqGCmmfIUz59t

    Score
    1/10
    behavioral9

    • Target

      libEGL.dll

    • Size

      470KB

    • MD5

      1eecfb04c4434f5a813c8f0c0c8f2c88

    • SHA1

      6dc3ca4b3f72e7fb33ba26fa488de323edb59add

    • SHA256

      897ceb95fb164640ddd2426673997b5f6fc2619fd916b038b575a70a0682a706

    • SHA512

      d7818a42a76508ac3150aea8d4e168b2db36f55f71983a177002086380a82e307624cfe37b01ffc3d7eb407485d182654d0d7c6a0c06ccaae60666630469c7e0

    • SSDEEP

      6144:F9L2FFtoVsruIzUEzUST6uHKw+BubaOQ74PlqF8:F9CGafznzUSTRY70I

    Score
    1/10
    behavioral10

    • Target

      libGLESv2.dll

    • Size

      7.3MB

    • MD5

      cba2436016f7a2838588a52d5b6f30f1

    • SHA1

      81ddf44b3e122dfbee1a2cd8d4544364f1a621a4

    • SHA256

      bcb3a3d2fca3c33fa3d1d5dc976aa913cdc8001df8e64c2cd3d2c545245141bf

    • SHA512

      d92a880b5f83c5ae10ae9a83e38a293bb0e8c7659dd6ece162fc752d57c9fcde8036b81b023cd9f0f4f32b95b06fd4c366e20301010354b6cb904398a3149a44

    • SSDEEP

      98304:U8qvGdDtslh+LD3ZDWfnSvBSDU5bPm3k89Ld3gsOMt/:JD3ZXJ7bPWLWsD/

    Score
    1/10
    behavioral11

    • Target

      locales/af.pak

    • Size

      368KB

    • MD5

      7e51349edc7e6aed122bfa00970fab80

    • SHA1

      eb6df68501ecce2090e1af5837b5f15ac3a775eb

    • SHA256

      f528e698b164283872f76df2233a47d7d41e1aba980ce39f6b078e577fd14c97

    • SHA512

      69da19053eb95eef7ab2a2d3f52ca765777bdf976e5862e8cebbaa1d1ce84a7743f50695a3e82a296b2f610475abb256844b6b9eb7a23a60b4a9fc4eae40346d

    • SSDEEP

      6144:ebGJWQdLX/Wi6fR9a5DhZ2FQPnUGSBhjA636Zi2Jyn9Ybt5KXpgmLwSVxJsVxSjf:6GJW2bOi6fRmZ2OPnUThjA636Zi2Jynd

    Score
    3/10
    execution
    behavioral12

    • Target

      locales/uk.pak

    • Size

      688KB

    • MD5

      ee70e9f3557b9c8c67bfb8dfcb51384d

    • SHA1

      fc4dfc35cde1a00f97eefe5e0a2b9b9c0149751e

    • SHA256

      54324671a161f6d67c790bfd29349db2e2d21f5012dc97e891f8f5268bdf7e22

    • SHA512

      f4e1da71cb0485851e8ebcd5d5cf971961737ad238353453db938b4a82a68a6bbaf3de7553f0ff1f915a0e6640a3e54f5368d9154b0a4ad38e439f5808c05b9f

    • SSDEEP

      12288:wrccq9nty/KiDswU1nbx05kB3IjUUmEg5KuoLNiXElqnOyh:HGX35EEK

    Score
    3/10
    execution
    behavioral13

    • Target

      resources/elevate.exe

    • Size

      105KB

    • MD5

      792b92c8ad13c46f27c7ced0810694df

    • SHA1

      d8d449b92de20a57df722df46435ba4553ecc802

    • SHA256

      9b1fbf0c11c520ae714af8aa9af12cfd48503eedecd7398d8992ee94d1b4dc37

    • SHA512

      6c247254dc18ed81213a978cce2e321d6692848c64307097d2c43432a42f4f4f6d3cf22fb92610dfa8b7b16a5f1d94e9017cf64f88f2d08e79c0fe71a9121e40

    • SSDEEP

      3072:1bLnrwQoRDtdMMgSXiFJWcIgUVCfRjV/GrWl:1PrwRhte1XsE1l

    Score
    1/10
    behavioral14

    • Target

      vk_swiftshader.dll

    • Size

      5.1MB

    • MD5

      524b0d85d992f86a7f26c162f3dbb91c

    • SHA1

      bc9c862fd01f6134a0514dcb63f9fab7a61ce269

    • SHA256

      5b2ffb78fa963f2dea5a7fcf7676fc3aba243c4372d7528c8f1fc8f726d0a3fa

    • SHA512

      422a18af294d7551224e05f5f4f5dcfa51b3455c2e61fc285fd2b95b50274eb77ff317647e17b0e7d47459b4fed19c7c88c90e0878f2269a78d598b1196401d8

    • SSDEEP

      98304:RKJSTu+985EkjstvgsnpkkHF3y/AFIB7:RQq85EkjstvgsnpkkJETB

    Score
    1/10
    behavioral15

    • Target

      vulkan-1.dll

    • Size

      906KB

    • MD5

      6d4adf9a48dbce2e480ef10b1338ca3c

    • SHA1

      ceb77d5768c6eda84ec8e0b43821b8027764de81

    • SHA256

      4cca7e6c05b2d988926e4b4d0c8ff91d6356f18de8bf40b440251180e5cad6a7

    • SHA512

      106db7309b40afabb1cca911b204c83129683dc116aec198568c4228c581bf0de5963bffc0b50df8f43ec355264f271fc383f4155be45350c0d7dd429c7f7f09

    • SSDEEP

      24576:IEW7F7IyaHx/fempu2e6Z5WODYsHh6g3P0zAk7o:e7IyaBfempa6Z5WODYsHh6g3P0zAk7

    Score
    1/10
    behavioral16

    • Target

      $PLUGINSDIR/nsExec.dll

    • Size

      6KB

    • MD5

      ec0504e6b8a11d5aad43b296beeb84b2

    • SHA1

      91b5ce085130c8c7194d66b2439ec9e1c206497c

    • SHA256

      5d9ceb1ce5f35aea5f9e5a0c0edeeec04dfefe0c77890c80c70e98209b58b962

    • SHA512

      3f918f1b47e8a919cbe51eb17dc30acc8cfc18e743a1bae5b787d0db7d26038dc1210be98bf5ba3be8d6ed896dbbd7ac3d13e66454a98b2a38c7e69dad30bb57

    • SSDEEP

      96:YjHFiKaoggCtJzTlKXb0tbo68qD853Ns7GgmkNq3m+s:JbogRtJzTlNR8qD85uGgmkNr

    Score
    3/10
    behavioral17

    • Target

      $PLUGINSDIR/nsis7z.dll

    • Size

      424KB

    • MD5

      80e44ce4895304c6a3a831310fbf8cd0

    • SHA1

      36bd49ae21c460be5753a904b4501f1abca53508

    • SHA256

      b393f05e8ff919ef071181050e1873c9a776e1a0ae8329aefff7007d0cadf592

    • SHA512

      c8ba7b1f9113ead23e993e74a48c4427ae3562c1f6d9910b2bbe6806c9107cf7d94bc7d204613e4743d0cd869e00dafd4fb54aad1e8adb69c553f3b9e5bc64df

    • SSDEEP

      6144:aUWQQ5O3fz0NG3ucDaEUTWfk+ZA0NrCL/k+uyoyBOX1okfW7w+Pfzqibckl:an5QEG39fPAkrE4yrBOXDfaNbck

    Score
    3/10
    behavioral18

    • Target

      $R0/Uninstall LayetuFixed.exe

    • Size

      281KB

    • MD5

      5c68717987e6e1b1a13ea06fc6a57de2

    • SHA1

      552d0808a410f34fee13635c3da2f7b19bc8bb50

    • SHA256

      38752eaf096de1b2c972c9bd7bc414985dcee49e95f6d8195333d4b3db371b29

    • SHA512

      0932b269c531811891abad45d5fcbf29a70cb75ae830168ef86b3a5d5b50405c8362452d301717ea33e1c8237b5b7b1f360186ade9d6501fdb8cb537aea54b7c

    • SSDEEP

      6144:o740Ismm4ceZ222rNuZ81zaAFHhF9vBBd:Cd4j2ra81BFHhzfd

    Score
    7/10

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral19

    • Target

      $PLUGINSDIR/StdUtils.dll

    • Size

      100KB

    • MD5

      c6a6e03f77c313b267498515488c5740

    • SHA1

      3d49fc2784b9450962ed6b82b46e9c3c957d7c15

    • SHA256

      b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e

    • SHA512

      9870c5879f7b72836805088079ad5bbafcb59fc3d9127f2160d4ec3d6e88d3cc8ebe5a9f5d20a4720fe6407c1336ef10f33b2b9621bc587e930d4cbacf337803

    • SSDEEP

      3072:WNuZmJ9TDP3ahD2TF7Rq9cJNPhF9vyHf:WNuZ81zaAFHhF9v

    Score
    3/10
    behavioral20

    • Target

      $PLUGINSDIR/System.dll

    • Size

      12KB

    • MD5

      0d7ad4f45dc6f5aa87f606d0331c6901

    • SHA1

      48df0911f0484cbe2a8cdd5362140b63c41ee457

    • SHA256

      3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

    • SHA512

      c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9

    • SSDEEP

      192:1enY0LWelt70elWjvfstJcVtwtYbjnIOg5AaDnbC7ypXhtIj:18PJlt70esj0Mt9vn6ay6

    Score
    3/10
    behavioral21

    • Target

      $PLUGINSDIR/WinShell.dll

    • Size

      3KB

    • MD5

      1cc7c37b7e0c8cd8bf04b6cc283e1e56

    • SHA1

      0b9519763be6625bd5abce175dcc59c96d100d4c

    • SHA256

      9be85b986ea66a6997dde658abe82b3147ed2a1a3dcb784bb5176f41d22815a6

    • SHA512

      7acf7f8e68aa6066b59ca9f2ae2e67997e6b347bc08eb788d2a119b3295c844b5b9606757168e8d2fbd61c2cda367bf80e9e48c9a52c28d5a7a00464bfd2048f

    Score
    3/10
    behavioral22

    • Target

      $PLUGINSDIR/nsExec.dll

    • Size

      6KB

    • MD5

      ec0504e6b8a11d5aad43b296beeb84b2

    • SHA1

      91b5ce085130c8c7194d66b2439ec9e1c206497c

    • SHA256

      5d9ceb1ce5f35aea5f9e5a0c0edeeec04dfefe0c77890c80c70e98209b58b962

    • SHA512

      3f918f1b47e8a919cbe51eb17dc30acc8cfc18e743a1bae5b787d0db7d26038dc1210be98bf5ba3be8d6ed896dbbd7ac3d13e66454a98b2a38c7e69dad30bb57

    • SSDEEP

      96:YjHFiKaoggCtJzTlKXb0tbo68qD853Ns7GgmkNq3m+s:JbogRtJzTlNR8qD85uGgmkNr

    Score
    3/10
    behavioral23

MITRE ATT&CK Enterprise v15

Tasks