Overview

overview

10

Static

static

10

Korepi/Korepi.exe

windows10-2004-x64

10

Korepi/d3d...47.dll

windows10-2004-x64

3

Korepi/dll/ffmpeg.dll

windows10-2004-x64

1

Korepi/dll/libEGL.dll

windows10-2004-x64

1

Korepi/dll...v2.dll

windows10-2004-x64

3

Korepi/dll...er.dll

windows10-2004-x64

3

Korepi/dll...-1.dll

windows10-2004-x64

3

Korepi/ffmpeg.dll

windows10-2004-x64

1

Korepi/libEGL.dll

windows10-2004-x64

1

Korepi/libGLESv2.dll

windows10-2004-x64

3

Korepi/vgrl.dll

windows10-2004-x64

1

Korepi/vivoxsdk.dll

windows10-2004-x64

1

Resubmissions

08-02-2024 19:42

240208-ye7cksbg28 10

08-02-2024 19:33

240208-x9kavshh6s 10

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General

  • Target

    Korepi.rar

  • Size

    22.4MB

  • Sample

    240208-ye7cksbg28

  • MD5

    ecb834d94edbee6f13e0851fa6caf1f4

  • SHA1

    3212af8c23e6c19ef53b6b7d711397676b508e26

  • SHA256

    3343644e85fc33f8cd3b97e0f7275053f1c272932379c61b3c0d3c620a23a4ee

  • SHA512

    12e31a8d653f68c5b4af69b9f20622923fd1f28ea414e5dcdc2be373f5a4fcc860f01fafee3b11dca018568c3f602ad1d484c3c19c050ef5348d1c0bb6091254

  • SSDEEP

    393216:daXr/gp4rHPuszFA5Hj/9/gp4rWcQQtwvxPCsWQQs/uszDq2Z/SE/Mb4KZnJsQwJ:di/gp6HHijV/gp6WVQGhW3stzZREb4Qq

Score
10/10
44caliberspywarestealer

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/1204820036871651418/CUplXl5h8mK8wayRD4L98BI20GJlZ7pUqazPKIFG3k71PQZAQLEztS-LsGq873wkB2Tf

Targets

    • Target

      Korepi/Korepi.exe

    • Size

      274KB

    • MD5

      efa2b41e3fad6f9748f69cee22300fd8

    • SHA1

      9989d14b2b6876f53969ca4346109fd377013a71

    • SHA256

      f8caf6d4c0c782dc6f40399a72286412dba50c081c38efee96417910516e0123

    • SHA512

      2bca7353443a8e771abdd71780545f08e20d9231161802a7d838860f6149c07bf912142cf2c2def98439ee3d8904c65fb7f0a2f229dcf73575270062c3f60ec6

    • SSDEEP

      6144:Af+BLtABPDLgj1xw1eO5rbMMzhgUsYqTXGRFafTyElI1D05KJ:r161eO5rbHHsYqTXGtp1DDJ

    Score
    10/10
    44caliberspywarestealer

    • 44Caliber

      An open source infostealer written in C#.

      stealer44caliber

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Looks up external IP address via web service

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

    behavioral1

    • Target

      Korepi/d3dcompiler_47.dll

    • Size

      3.9MB

    • MD5

      ab3be0c427c6e405fad496db1545bd61

    • SHA1

      76012f31db8618624bc8b563698b2669365e49cb

    • SHA256

      827d12e4ed62520b663078bbf26f95dfd106526e66048cf75b5c9612b2fb7ce6

    • SHA512

      d1dc2ec77c770c5da99e688d799f88b1e585f8dcf63e6876e237fe7fce6e23b528e6a5ef94ffc68283c60ae4e465ff19d3fd6f2fae5de4504b5479d68cbc4dba

    • SSDEEP

      98304:q4Xyn7IfxiYMzgom1mEU/AJC/vujMD9rM:809om1hU/Aavu4D9rM

    Score
    3/10
    behavioral2

    • Target

      Korepi/dll/ffmpeg.dll

    • Size

      2.4MB

    • MD5

      c921230b4bbe802f0d797db79d0009b9

    • SHA1

      dd852ce1f82b2daadfb85efa9c53e3264e1d401e

    • SHA256

      02a6d001e6dd944738e09b720e49dcb1272cb782b870e5ae319d4600bc192225

    • SHA512

      6acdda7d638609ffa1989e50dde5a51436ae3d98e036b24ffc2c3f08bc0d39e91a5a2ea427063645f3141f06e7c272ca45fd41333d6770f8402651489a0f6da7

    • SSDEEP

      49152:u/LIKmZb04F/xKbOhyoWKuVWaMhGoEIoqc8:u0vZjgqhyoW9v178

    Score
    1/10
    behavioral3

    • Target

      Korepi/dll/libEGL.dll

    • Size

      375KB

    • MD5

      51cc9f3891cfe33e095f901c8e5f121d

    • SHA1

      03ac95d250969e65a3ede7a29c3e5425ccdd9fe1

    • SHA256

      961aff31cab097ebb973a32140c4f87c415734412771cf1fdfe24ddc675b54c2

    • SHA512

      3351898af8c75afa8df3f300416bc9d40f4ead90ea947876140ec54a015fafd149427a9dfb5b7c8239ae229839edd786561a5a73ffe37f29758946fd18730039

    • SSDEEP

      6144:5tp6qTYU1a4FPLg8Z166+6FKkHmIMTPSZMP:pvTnRm8Z161WGXPSZ

    Score
    1/10
    behavioral4

    • Target

      Korepi/dll/libGLESv2.dll

    • Size

      6.4MB

    • MD5

      fb74e837a2ebbf59afeb09106644a9ab

    • SHA1

      55225fcc692aa332f698960c3dc1140d791d1fa1

    • SHA256

      e6ab5fc601d0d230c989d2f481b37c259a0a1fffb7fb841b7099a5e966f0088a

    • SHA512

      585e464de076d6d2560288fe9430004430effb0599134bfb30fabb7bad3cdccff9458d21d17f580823a308cd6472f36d1f1ce6a04e568ba6dcca2e68fd39d63f

    • SSDEEP

      196608:2NtQrp20oWAyqiq9RcMDBtC3rS4+4aJs4t:2NtQrp2uAypq0MDBtg1EJ

    Score
    3/10
    behavioral5

    • Target

      Korepi/dll/vk_swiftshader.dll

    • Size

      4.3MB

    • MD5

      ad00a712203b9dfb702d886e43d215e6

    • SHA1

      1921d4d14b5ac0a669f69cd852a41eba8377a434

    • SHA256

      01742049534047b956328b9a0ca57f720e957edb684a6a0d70acc992e2b684fc

    • SHA512

      f4672dce073c940fe3b9f9687fc9a195b5d0a6e51bb92c91047775be244ce95a2c743947eb05299d77cb3c8b914821984bb98182bc9afdc35e3963148f5562e0

    • SSDEEP

      49152:TRFxCyzWuNtr3nQAqKktwjcXBQkHTTZjbryATFeYkScdII2HM2lbpTFk6dwkIIq/:TR+rwY1V2iy0SpGOjECAetx80J

    Score
    3/10
    behavioral6

    • Target

      Korepi/dll/vulkan-1.dll

    • Size

      774KB

    • MD5

      c5292c08876926143ef404b3e638c314

    • SHA1

      aa4917507da1bd71d0671c449af9e2e081295c90

    • SHA256

      84c7f070e59f3b0bce2d32d4f2e6c7e03fb5d30f82a99c4edd8a251c9a3c0e74

    • SHA512

      9e4d8f89de130d20ac7fcc34e3e8914320bed5d0ca61156a80a8d9bc66882e6f6a19012106e949ecda8e515203a605ad56e19ec0d4c0f73cfbab5f40c5746763

    • SSDEEP

      12288:4UohdHyFed5rdrIlAj9HuibYc+0lNRcHVrkxhHnOs:4UoqAd5rdM6pOTc+kNR2kxVH

    Score
    3/10
    behavioral7

    • Target

      Korepi/ffmpeg.dll

    • Size

      2.4MB

    • MD5

      c921230b4bbe802f0d797db79d0009b9

    • SHA1

      dd852ce1f82b2daadfb85efa9c53e3264e1d401e

    • SHA256

      02a6d001e6dd944738e09b720e49dcb1272cb782b870e5ae319d4600bc192225

    • SHA512

      6acdda7d638609ffa1989e50dde5a51436ae3d98e036b24ffc2c3f08bc0d39e91a5a2ea427063645f3141f06e7c272ca45fd41333d6770f8402651489a0f6da7

    • SSDEEP

      49152:u/LIKmZb04F/xKbOhyoWKuVWaMhGoEIoqc8:u0vZjgqhyoW9v178

    Score
    1/10
    behavioral8

    • Target

      Korepi/libEGL.dll

    • Size

      375KB

    • MD5

      51cc9f3891cfe33e095f901c8e5f121d

    • SHA1

      03ac95d250969e65a3ede7a29c3e5425ccdd9fe1

    • SHA256

      961aff31cab097ebb973a32140c4f87c415734412771cf1fdfe24ddc675b54c2

    • SHA512

      3351898af8c75afa8df3f300416bc9d40f4ead90ea947876140ec54a015fafd149427a9dfb5b7c8239ae229839edd786561a5a73ffe37f29758946fd18730039

    • SSDEEP

      6144:5tp6qTYU1a4FPLg8Z166+6FKkHmIMTPSZMP:pvTnRm8Z161WGXPSZ

    Score
    1/10
    behavioral9

    • Target

      Korepi/libGLESv2.dll

    • Size

      6.4MB

    • MD5

      fb74e837a2ebbf59afeb09106644a9ab

    • SHA1

      55225fcc692aa332f698960c3dc1140d791d1fa1

    • SHA256

      e6ab5fc601d0d230c989d2f481b37c259a0a1fffb7fb841b7099a5e966f0088a

    • SHA512

      585e464de076d6d2560288fe9430004430effb0599134bfb30fabb7bad3cdccff9458d21d17f580823a308cd6472f36d1f1ce6a04e568ba6dcca2e68fd39d63f

    • SSDEEP

      196608:2NtQrp20oWAyqiq9RcMDBtC3rS4+4aJs4t:2NtQrp2uAypq0MDBtg1EJ

    Score
    3/10
    behavioral10

    • Target

      Korepi/vgrl.dll

    • Size

      3.4MB

    • MD5

      15620a9f1936c028377523116e657b82

    • SHA1

      be2d28d85af3c0e98884b6874f4668d361caf7c4

    • SHA256

      786499d901e9b4f7d5f5d00847fd09ee6ddfebe7ef824c53b49e569a670d6e28

    • SHA512

      1ae0c54dd997aeb9d95a5f78be98ebf66a022545ec6e61422fd8c754030ffec0485aabf3ffa7b9ca9feb7c6f638cde94c7335d56a17d9eb9fea2c179f2326f9a

    • SSDEEP

      98304:LKdCMlrcK9LLB9h9qVh8jhYY5BFtvhxijrvGPSo:mdLlrfdh9qVhk5BFv8r+PN

    Score
    1/10
    behavioral11

    • Target

      Korepi/vivoxsdk.dll

    • Size

      10.6MB

    • MD5

      49c587d64530b5a31b246c791643abe5

    • SHA1

      fb5afe2fe639f7b9d05d36b258c64fe20b1d1f19

    • SHA256

      6f6b8cdf286f7f1aec5245834fb8a8afcd6f9c764a6988b1b738df828fea2c89

    • SHA512

      90775234fa17f192445bde2b106e7ba7158ddc6e000400b9cb1fd0b095a2210e97d17b15d9ca398062d51eeac820536492da993172aa40d32306aa4aafe86666

    • SSDEEP

      196608:ETXSBFCzbnyZnn5QiIfAnXYmgLyGR6FuvFaEWmys2LRVfrgt4fKIo4McwOJI/:ErSBwzbnyZTeAnIlLyZGP2TTgXIoHrx/

    Score
    1/10
    behavioral12

MITRE ATT&CK Enterprise v15

Tasks