Overview

overview

7

Static

static

3

Better-Cre....3.exe

windows7-x64

7

Better-Cre....3.exe

windows10-2004-x64

7

$PLUGINSDI...er.dll

windows7-x64

3

$PLUGINSDI...er.dll

windows10-2004-x64

3

$PLUGINSDI...ls.dll

windows7-x64

3

$PLUGINSDI...ls.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDI...ll.dll

windows7-x64

3

$PLUGINSDI...ll.dll

windows10-2004-x64

3

d3dcompiler_47.dll

windows10-2004-x64

3

ffmpeg.dll

windows7-x64

3

ffmpeg.dll

windows10-2004-x64

3

libEGL.dll

windows7-x64

3

libEGL.dll

windows10-2004-x64

3

libGLESv2.dll

windows7-x64

3

libGLESv2.dll

windows10-2004-x64

3

resources/elevate.exe

windows7-x64

3

resources/elevate.exe

windows10-2004-x64

3

swiftshade...GL.dll

windows7-x64

3

swiftshade...GL.dll

windows10-2004-x64

3

swiftshade...v2.dll

windows7-x64

3

swiftshade...v2.dll

windows10-2004-x64

3

vk_swiftshader.dll

windows7-x64

3

vk_swiftshader.dll

windows10-2004-x64

3

vulkan-1.dll

windows7-x64

3

vulkan-1.dll

windows10-2004-x64

3

Better-CrewLink.exe

windows7-x64

7

Better-CrewLink.exe

windows10-2004-x64

7

LICENSES.c...m.html

windows7-x64

3

LICENSES.c...m.html

windows10-2004-x64

3

d3dcompiler_47.dll

windows10-2004-x64

1

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General

  • Target

    Better-CrewLink-Setup-3.1.3.exe

  • Size

    184.0MB

  • Sample

    240824-ra8lhsvfkq

  • MD5

    e6e6905b2082ae6c82509908cab59bf2

  • SHA1

    198395ba77ca85bdd69265691a5e4e79a526e067

  • SHA256

    440368688434b4af8b947308d55d4397d4f207b7dd625cf8c5356c30068e50f4

  • SHA512

    fda4e1d27bfbf8688648ff3ae1511b4e4dc16e5fa157b52a80a8a5e3547cc0fb569d21831690df802b6c4b8af8d92aaf3d859c83cfd54568667a0284c55c069d

  • SSDEEP

    3145728:/h9wodDTl/LfUDe9JMnK4Us2Sk6y8WqvTMFQOT9mVwoXgZJm57hkbedxm5DC9l14:VRV4DeYK4t2SoqIFQ6m7XgO5eSdJj1ID

Score
7/10
discovery

Malware Config

Targets

    • Target

      Better-CrewLink-Setup-3.1.3.exe

    • Size

      184.0MB

    • MD5

      e6e6905b2082ae6c82509908cab59bf2

    • SHA1

      198395ba77ca85bdd69265691a5e4e79a526e067

    • SHA256

      440368688434b4af8b947308d55d4397d4f207b7dd625cf8c5356c30068e50f4

    • SHA512

      fda4e1d27bfbf8688648ff3ae1511b4e4dc16e5fa157b52a80a8a5e3547cc0fb569d21831690df802b6c4b8af8d92aaf3d859c83cfd54568667a0284c55c069d

    • SSDEEP

      3145728:/h9wodDTl/LfUDe9JMnK4Us2Sk6y8WqvTMFQOT9mVwoXgZJm57hkbedxm5DC9l14:VRV4DeYK4t2SoqIFQ6m7XgO5eSdJj1ID

    Score
    7/10
    discovery

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

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

      discovery

    • Enumerates processes with tasklist

      discovery
    behavioral1behavioral2

    • Target

      $PLUGINSDIR/SpiderBanner.dll

    • Size

      9KB

    • MD5

      17309e33b596ba3a5693b4d3e85cf8d7

    • SHA1

      7d361836cf53df42021c7f2b148aec9458818c01

    • SHA256

      996a259e53ca18b89ec36d038c40148957c978c0fd600a268497d4c92f882a93

    • SHA512

      1abac3ce4f2d5e4a635162e16cf9125e059ba1539f70086c2d71cd00d41a6e2a54d468e6f37792e55a822d7082fb388b8dfecc79b59226bbb047b7d28d44d298

    • SSDEEP

      192:5lkE3uqRI1y7/xcfK4PRef6gQzJyY1rpKlVrw:5lkMBI1y7UKcef6XzJrpKY

    Score
    3/10
    discovery
    behavioral3behavioral4

    • Target

      $PLUGINSDIR/StdUtils.dll

    • Size

      100KB

    • MD5

      c6a6e03f77c313b267498515488c5740

    • SHA1

      3d49fc2784b9450962ed6b82b46e9c3c957d7c15

    • SHA256

      b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e

    • SHA512

      9870c5879f7b72836805088079ad5bbafcb59fc3d9127f2160d4ec3d6e88d3cc8ebe5a9f5d20a4720fe6407c1336ef10f33b2b9621bc587e930d4cbacf337803

    • SSDEEP

      3072:WNuZmJ9TDP3ahD2TF7Rq9cJNPhF9vyHf:WNuZ81zaAFHhF9v

    Score
    3/10
    discovery
    behavioral5behavioral6

    • Target

      $PLUGINSDIR/System.dll

    • Size

      12KB

    • MD5

      0d7ad4f45dc6f5aa87f606d0331c6901

    • SHA1

      48df0911f0484cbe2a8cdd5362140b63c41ee457

    • SHA256

      3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

    • SHA512

      c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9

    • SSDEEP

      192:1enY0LWelt70elWjvfstJcVtwtYbjnIOg5AaDnbC7ypXhtIj:18PJlt70esj0Mt9vn6ay6

    Score
    3/10
    discovery
    behavioral7behavioral8

    • Target

      $PLUGINSDIR/WinShell.dll

    • Size

      3KB

    • MD5

      1cc7c37b7e0c8cd8bf04b6cc283e1e56

    • SHA1

      0b9519763be6625bd5abce175dcc59c96d100d4c

    • SHA256

      9be85b986ea66a6997dde658abe82b3147ed2a1a3dcb784bb5176f41d22815a6

    • SHA512

      7acf7f8e68aa6066b59ca9f2ae2e67997e6b347bc08eb788d2a119b3295c844b5b9606757168e8d2fbd61c2cda367bf80e9e48c9a52c28d5a7a00464bfd2048f

    Score
    3/10
    discovery
    behavioral10behavioral9

    • Target

      d3dcompiler_47.dll

    • Size

      3.5MB

    • MD5

      2f2e363c9a9baa0a9626db374cc4e8a4

    • SHA1

      17f405e81e5fce4c5a02ca049f7bd48b31674c8f

    • SHA256

      2630f4188bd2ea5451ca61d83869bf7068a4f0440401c949a9feb9fb476e15df

    • SHA512

      e668a5d1f5e6f821ebfa0913e201f0dfd8da2f96605701f8db18d14ea4fdeac73aeb9b4fe1f22eaeffcdd1c0f73a6701763727d5b09775666f82b678404e4924

    • SSDEEP

      49152:sXMoHAsisjBFjJMLhHELxJm8ZU8W/GBj5Z535TMpinAizxkl/cD11bqCG7jHbOkD:srZOb8W/G5hnAizxz7NZy9AG

    Score
    3/10
    discovery
    behavioral11

    • Target

      ffmpeg.dll

    • Size

      2.5MB

    • MD5

      54f1cb94776e46864f987eaf0593fbb6

    • SHA1

      f3a9957e79ef290b31e600726b0eef771858b1bd

    • SHA256

      81cab2e7ff56c8a06421419a2dac9481b87d5e50ef6f89a40e9de2d28d4998f2

    • SHA512

      f5aacf89877ac29f4da3263cc7b37b5f25a3425762f96bad90a8389dc596ccef470292f548a1dfce891abd47f4df10d6f2a95fa2f1a4d3a59c2da2ed972c91cc

    • SSDEEP

      49152:DHX9HL2Iv1LDjOzm8H92kpGaWJlAtksQcUfn:TX9HLjdL/OzboAHWb6kDfn

    Score
    3/10
    discovery
    behavioral12behavioral13

    • Target

      libEGL.dll

    • Size

      358KB

    • MD5

      c83a0d55e9d4ba00a41c79a677c444f6

    • SHA1

      798b64c0326459c99278eae214cfc6159f1ab16b

    • SHA256

      9322a0e0d0c8a8be035d29e581de402284ffba4d980806596dedbec7be8a08ca

    • SHA512

      121d20db79975098fdec00d4299aac57c61b3ce4bbcfa45aac79243a46052851e91b466c5f4697db039f59b02e1be7ac2f90cf6dcdc4365d8038a1387ebdeba9

    • SSDEEP

      6144:ZesPGoRqGG68Zl1cCmYku/1haDuE4mbd2W8GgtSUIKrcO6+fBgCJNz/WuLF0hWA1:csPGoVfgEimbMTGgtD6+fBHKuLF0hh

    Score
    3/10
    discovery
    behavioral14behavioral15

    • Target

      libGLESv2.dll

    • Size

      6.3MB

    • MD5

      ecabe9e35db94666c73b78408aaacc33

    • SHA1

      29368f59ad5854d775f81f10987c5813248db413

    • SHA256

      8b9571808714bcd01c3156c7cd254fad104797cbe1ff6c823677b713dcc352b2

    • SHA512

      1a39cd4fb3fdca40117f62031804e48da2f7ec63fe1e6377902b5a8d5c76b3d40b155d028481801ec4338332a486c7999ee685115d5fb4546c2ddd47b0693971

    • SSDEEP

      98304:qY2sSNCHdB7mvvXarXEOE/HxyPX2+et5/1+wu2Ed0:NON2+ar05/Rzrv18

    Score
    3/10
    discovery
    behavioral16behavioral17

    • Target

      resources/elevate.exe

    • Size

      105KB

    • MD5

      792b92c8ad13c46f27c7ced0810694df

    • SHA1

      d8d449b92de20a57df722df46435ba4553ecc802

    • SHA256

      9b1fbf0c11c520ae714af8aa9af12cfd48503eedecd7398d8992ee94d1b4dc37

    • SHA512

      6c247254dc18ed81213a978cce2e321d6692848c64307097d2c43432a42f4f4f6d3cf22fb92610dfa8b7b16a5f1d94e9017cf64f88f2d08e79c0fe71a9121e40

    • SSDEEP

      3072:1bLnrwQoRDtdMMgSXiFJWcIgUVCfRjV/GrWl:1PrwRhte1XsE1l

    Score
    3/10
    discovery
    behavioral18behavioral19

    • Target

      swiftshader/libEGL.dll

    • Size

      379KB

    • MD5

      2b35e2670411b0e46569c702723bf455

    • SHA1

      23059a9001e1bc5d4ecd2a2995a80bce01dfc217

    • SHA256

      74f934004b27fa48154876bba8710e301c75aa3d9125e6180c4486b139159801

    • SHA512

      822821a14f48d85a6c265530fa93c46fc781149e050576f031a6f27d0288f24f7f9b341fd7fe9179b1b32627f91b7db44301aefb73e51dfdf778b10a9d1242f7

    • SSDEEP

      6144:cayLoJ01tUL3Q3LjSPu5FUuJiHMPyfV2Wf5gqIhCTQVBGXaZDseVMgfu1aNwqNxP:f01tSInGV26iPCTQVCaLfu1aNwGp

    Score
    3/10
    discovery
    behavioral20behavioral21

    • Target

      swiftshader/libGLESv2.dll

    • Size

      2.7MB

    • MD5

      6a5704a246535ee666b1cf87e10eb53c

    • SHA1

      c9d74edd160314b780a76b5ebfda3c0cfe2e5606

    • SHA256

      f3ed98d9c3e915b6c55bcb9a17e162134ce9897c5246110bc2955cac5851fe2a

    • SHA512

      e8b2a39bb50a6117738fc593cdb07f8b4a87bc6465fd61de82cd33156ebdf5d714d389b2e74f0d284801e0ac09704a21b46a005ded8ab8ad9b9291bbbb5a43be

    • SSDEEP

      49152:rvRd9FO9MwdFA/w1s+Glqa/KxB2CgfFK1GokWFBB4PD6xABXGfSqnVjxSEhnR3qq:jRd/CcMxgUrXr1j12eJQo

    Score
    3/10
    discovery
    behavioral22behavioral23

    • Target

      vk_swiftshader.dll

    • Size

      3.7MB

    • MD5

      8cafc6a2d708c9f4d3009d7e135a641c

    • SHA1

      e2a4aaf005ffce737246a2cdac38322664ae6088

    • SHA256

      e481daf4a92f3b1e73ba4cd85546d561a21c214ef74bfedf9c8f87319857a83e

    • SHA512

      1c9f365eb5ae2b78dec93f567c32c420e9a5706b82d51b1129cd899959404a53ca34c1fb70cc041ebd191e5ca5479b21e1505b70dbe6fc203c79fa8b930a4a0d

    • SSDEEP

      49152:NkCQYIV3ZtjgctGIW0yPC5X/23J2/8JrtVkjY0eGrtiOjhfwqeAztw3GjaWBeRnt:bBrPaOBtB+rtiOjhtMWjaWkRKNdh2

    Score
    3/10
    discovery
    behavioral24behavioral25

    • Target

      vulkan-1.dll

    • Size

      624KB

    • MD5

      7949e1e84aea85b9e34b68b607a9467e

    • SHA1

      b4dbc6a149c3482b98f246b625917e68b21a7a21

    • SHA256

      3e04a5ad696827a41891bb61befd845004a0d0816832a69f070716c16e621803

    • SHA512

      2c573f47ce99a2bb7396ca954aa066bd641f879c0aa6a78f700b17acdfad6c6e5fddcd50371fdd76571fc47683600e6a7f29559df59b21af831706d1a8369bcf

    • SSDEEP

      12288:KbHuIeVEXjDNOWx4ooMWRE72YcXVgnvVW+2c+xUpmuHrwYuulnRG9:8HuIIcc9RvAdW+D+up5u

    Score
    3/10
    discovery
    behavioral26behavioral27

    • Target

      Better-CrewLink.exe

    • Size

      120.6MB

    • MD5

      c7436588c381984fbab948232fe36a60

    • SHA1

      fa81b603b4fbc6bc0be7559b7ad3e1bb02b290b3

    • SHA256

      42e6a6ea5db20fe0692be237bf16eb52faf1ea79935a6be401e1b30097136f24

    • SHA512

      2285ec2f90c9541fb42e405bc567f20d7185b42fb7982df9cea51890f33366c17a5b59d63e698729b2e5395879bff231bcdf36f3b51aea08e3629a189380ac69

    • SSDEEP

      1572864:X1f0+Sva7Hdp1Nhn+aCdrvdYrZ/7/lbg8udR8SnuSE49zi:qasulbg8yTnbEOzi

    Score
    7/10

    • Checks computer location settings

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

    • Loads dropped DLL

    behavioral28behavioral29

    • Target

      LICENSES.chromium.html

    • Size

      4.5MB

    • MD5

      d4a79b5d46f0931b9eb7125fd40baff0

    • SHA1

      3a38fb263dde2251b9fe157b5fddec7acb07c53e

    • SHA256

      03f1d245e6a2facca9edbdaad108169e0765dd9101875bc2d123797994b9e80f

    • SHA512

      17cf94805f11d499ff12d8e42cb262ceecbeb265f56338e0837d291f6a7ed7f8135a025dbe99fdb2e2bb299f2267bed9365976ea51269aafd4c3220cffef9339

    • SSDEEP

      24576:thgBBmnLiLArZ62BrcrnKHq/kUkBAwi9QxruE:rYBmLAehN6KK+xV

    Score
    3/10
    discovery
    behavioral30behavioral31

    • Target

      d3dcompiler_47.dll

    • Size

      4.3MB

    • MD5

      7641e39b7da4077084d2afe7c31032e0

    • SHA1

      2256644f69435ff2fee76deb04d918083960d1eb

    • SHA256

      44422e6936dc72b7ac5ed16bb8bcae164b7554513e52efb66a3e942cec328a47

    • SHA512

      8010e1cb17fa18bbf72d8344e1d63ded7cef7be6e7c13434fa6d8e22ce1d58a4d426959bdcb031502d4b145e29cb111af929fcbc66001111fbc6d7a19e8800a5

    • SSDEEP

      49152:aYlc/220PPiMLKam+VMrLi21f4i3jn5ZO3XUDmOZQwVd2uQpN3WsGVUWd55i/jrs:a6KD2Mrdaix4NQnLt

    Score
    1/10
    behavioral32

MITRE ATT&CK Enterprise v15

Tasks

static1

Score
3/10

behavioral1

discovery
Score
7/10

behavioral2

discovery
Score
7/10

behavioral3

discovery
Score
3/10

behavioral4

discovery
Score
3/10

behavioral5

discovery
Score
3/10

behavioral6

discovery
Score
3/10

behavioral7

discovery
Score
3/10

behavioral8

discovery
Score
3/10

behavioral9

discovery
Score
3/10

behavioral10

discovery
Score
3/10

behavioral11

discovery
Score
3/10

behavioral12

discovery
Score
3/10

behavioral13

discovery
Score
3/10

behavioral14

discovery
Score
3/10

behavioral15

discovery
Score
3/10

behavioral16

discovery
Score
3/10

behavioral17

discovery
Score
3/10

behavioral18

discovery
Score
3/10

behavioral19

discovery
Score
3/10

behavioral20

discovery
Score
3/10

behavioral21

discovery
Score
3/10

behavioral22

discovery
Score
3/10

behavioral23

discovery
Score
3/10

behavioral24

discovery
Score
3/10

behavioral25

discovery
Score
3/10

behavioral26

discovery
Score
3/10

behavioral27

discovery
Score
3/10

behavioral28

Score
7/10

behavioral29

Score
7/10

behavioral30

discovery
Score
3/10

behavioral31

discovery
Score
3/10

behavioral32

Score
1/10