General

  • Target

    ItroublveTSC-master.zip

  • Size

    5.4MB

  • Sample

    240426-a3z2eage79

  • MD5

    db80af2964e34f8a0e2408a1f7acdcc6

  • SHA1

    7cb7e4f60942fd3e0320fcc43a8ec5e60f6c3652

  • SHA256

    8d6cb8b53bb014815990250638364db29445ef2d2db6eab813933f8f12e60ff4

  • SHA512

    7316349e856ba84abca676fc79649495701251cd51f01e6cd508cbc6f7ba61c1b705dd38e4b89ef26bafc134d0e1a02f463823071fd4f3679b1c4f926ac033c2

  • SSDEEP

    98304:8vb6B9+Hnroi7e0eceeP4dpsuFuaNzbsKSJm3kL7lyeI54hlIhHDs0GCHC2Pd45E:kb6B9+Hroi7e0eccOuFumvs9c3ggx2he

Malware Config

Extracted

Family

quasar

Version

2.1.0.0

Botnet

Office04

C2

zaidtheboii-50153.portmap.host:50153

Mutex

VNM_MUTEX_fNWmZ9wa8oprRXUo73

Attributes
  • encryption_key

    PJRTtGrfOi1c09c0GCYT

  • install_name

    OneDrive.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Microsoft One Drive

  • subdirectory

    Microsoft One Drive

Extracted

Family

gozi

Targets

    • Target

      ItroublveTSC-master/ItroublveTSC.exe

    • Size

      2.0MB

    • MD5

      7c2da2ae36228b8b66ec5e5029e90d08

    • SHA1

      d636baf89fd305a1f694611097ac6e7bcb1f244c

    • SHA256

      c6820f426b28b93295ca3b768780e8b372424fb72e94b5d0c094b030f53d4721

    • SHA512

      93cbc698211b0ab0f96ab3f0eb8d393bcd04580418e08fc6df9b935a7cdd091b619a0edab4771b4c887264b0eef6846e6e08a7be24a8681848a1885206a29960

    • SSDEEP

      49152:DL+qgtiXBVLcHD/QmJqRsVEzCeePMAnUD:OzcBVYHDjcyVMukAUD

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Modifies Windows Defender Real-time Protection settings

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • VenomRAT

      VenomRAT is a modified version of QuasarRAT with some added features, such as rootkit and stealer capabilites.

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Target

      ItroublveTSC-master/bin/Binaries/RtkBtManServ.exe

    • Size

      2.8MB

    • MD5

      88ab0bb59b0b20816a833ba91c1606d3

    • SHA1

      72c09b7789a4bac8fee41227d101daed8437edeb

    • SHA256

      f4fb42c8312a6002a8783e2a1ab4571eb89e92cd192b1a21e8c4582205c37312

    • SHA512

      05cff2ca00ba940d9371c469bce6ffb4795c845d77525b8a1d4919f708296e66c0a6f3143c5964f5e963955e4f527a70624651113e72dc977f5ef40fa0276857

    • SSDEEP

      49152:AsmhnqAs9pJc0dnKh+Q0N1rs+vIUSg+6+8ohnRh1Na1OKM6nYAKhFQpSH3Oh5gxr:6qXpy05Q0N1rsYSZ6BoXh1kkypSH3Ohs

    Score
    10/10
    • Gozi

      Gozi is a well-known and widely distributed banking trojan.

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Target

      ItroublveTSC-master/bin/Program.cs

    • Size

      6KB

    • MD5

      fd4749e21c4ff9db9fa7ec5505aac83e

    • SHA1

      1ec11f0c7704c738dbf25c12e8a0a0093acde36f

    • SHA256

      b8b4e6b631cb1aac7f20c3a9f0c4f1869096756a9a30159504b62804bfa14ac6

    • SHA512

      e8c69f6b71d1e82623d147a77d15327b93ae45820082220ba06487820bb12cfffb97ae9af75c7e4d59c049832e0dcdcf7fce1cd55af89799f84f40fe24bb99dd

    • SSDEEP

      192:CaS0ztOu1JSKM1DC+KCqbVNS+SgG2KJKimZ9r9qqlJ6nykFwwj+wdyb:CaSkQ1Deb2+Sg8Mnl1

    Score
    1/10
    • Target

      ItroublveTSC-master/bin/Properties/Resources.Designer.cs

    • Size

      2KB

    • MD5

      ceb385ce0911f282181e5d6405d17cd8

    • SHA1

      f7cafcd051d60de46138b39ecc637f2b3d559630

    • SHA256

      7aba223f119c8e4526831561c70d9ea7dd5260027f4e74fcba01392756619caf

    • SHA512

      68552c19c59a13dae3e4095b4ae629d1c470ee1c1a05228454a86caa1dd4732ae96dc18c71eb63182c6bec7d5632b0a3f8db450a798301a90d0a938169c955c4

    Score
    1/10
    • Target

      ItroublveTSC-master/bin/Properties/Resources.resx

    • Size

      5KB

    • MD5

      c07716633f086d91759ae32a18996a1a

    • SHA1

      bf3383c20acf6e64ce49f120938456161e5f6cb9

    • SHA256

      4e124f5a7694ffe813c60601b1b73c53e47536b1f1c0e798d4d55bfc2ca3774f

    • SHA512

      c6ad0ec603ff69d2d1b787db9426f29d44ea1ba45cf1d2b7ec41cc2bd6d5c93af8d2299139cc1c5d10d56718f36daa37d544f8d5411fad91a72efc2e70454cdf

    • SSDEEP

      96:ECf+lbD5X5LPXCazYV5Lv6K6uOidfaxwsxuUPFE3qxdRMvDTursrbLAy202W:Zf+tLPfYnLvFVOiFQaUR6

    Score
    1/10
    • Target

      ItroublveTSC-master/bin/obf/CLI.exe

    • Size

      30KB

    • MD5

      a6f83da2bfe041d92ff79b9c238ed72e

    • SHA1

      ac12c6e8973f0f64d1395523fdcfcd0d73856128

    • SHA256

      0b997165e348b17658bef1e869881c37c79c2a9bb26e132ac4141eefd5912652

    • SHA512

      9ce5c2825848d360a07c9555bd940ceaf9c598dbf55f99fa783bbc47ca55dc375f562f29dc94e767ccd0f94120e37be90ad055ea22d353c283b0d3992df36e84

    • SSDEEP

      384:AtQiJWE1r0K0vYzZBgB1P5AkWFq7UQweltaJVuTlVKMwW7nj8VtDVth7WAl9MWod:biJWE1QzvYz/K1yXqYQ8VuAwbfVogxq

    Score
    1/10
    • Target

      ItroublveTSC-master/bin/obf/Confuser.Core.dll

    • Size

      186KB

    • MD5

      6f3e120baa644b4dc085a3dd3e183bcf

    • SHA1

      3f7dbdd082447910be5b31cc80ca5cb64f6339c7

    • SHA256

      4742104d8e47541ed998d22321717d288cd62682b56f56f4a69dc9bd99c9a6fb

    • SHA512

      b42cc08f9e32f0e5ac760bc0af517d2b0e7bf469421faead3d33e7e07d24d538046ea912badc196f83badb5b1dc07b4f0141b8a09723dedf7c16628075963812

    • SSDEEP

      3072:GZ9cy/5Jxj5XhlgUmSae1DxMRqXYjKO02cDTi+P1sR+Fna1R1RjYdfc:GZ9cyhJ95XhlgUmSaevwj1pcDH/uL

    Score
    1/10
    • Target

      ItroublveTSC-master/bin/obf/Confuser.DynCipher.dll

    • Size

      48KB

    • MD5

      6ebc90e77623826e71ded623a296660b

    • SHA1

      4fa7b0dc7582e03a7af6f41cba70b41f3aa5df15

    • SHA256

      cdad0a76f0d3f3e73fcdc6e5e6d98b0e88adcc2353c54344375b80197a86fcf6

    • SHA512

      a40dea9f56ce29c6d7c3022d6b09b164dfbc2c294b5ebf7869504cf9010d2dc844a371c6d753afe8851b1eb82e7373736bd68a1430a826ded3b74ca3628ccab2

    • SSDEEP

      1536:yV4R9J9YnzpSx6dZV0c+NQJOwEhy8bb30aatJILhopNfmxr:yLnzpSx4ZV0c+NQJOwEhy8bb30rJuhoI

    Score
    1/10
    • Target

      ItroublveTSC-master/bin/obf/Confuser.Protections.dll

    • Size

      205KB

    • MD5

      a23e80a09e14a6c1ffa3c89cd7af7229

    • SHA1

      b1d45de9673e85b255096ec54e513a06212e4f15

    • SHA256

      a5b10ee104e225fbcdfa9f8024701674d9a4556f4e59b90a90a972724ba15bb9

    • SHA512

      0ba96fce7702829d44e7da9b9df3da0b0655098f719c0c25f683f7760ab4b819d079a2fff04fdb7cd5d8dfb7a571689b070a2a5358d9eee930a56c4c9605db44

    • SSDEEP

      6144:xAF9fU+KCm9QQmNBCrCmnTH3/JopinC5:xS

    Score
    1/10
    • Target

      ItroublveTSC-master/bin/obf/Confuser.Renamer.dll

    • Size

      310KB

    • MD5

      e1656b7bfd3b7c9634f72c4f9085d226

    • SHA1

      46977837049a8009e18f096d2531ae2fed02ab42

    • SHA256

      4ce9a9f15724b17da414c4aad7b7bfbba0fd1b80e3d0b8452551d5f79fd32b50

    • SHA512

      f8c4aa1cbfb9bb78eaa35608815079216f88c7d74185112d76e0125946cf39d32ff7cd60796223764daca624b03d79febd90ac342dfc315579a1d57eea5d3687

    • SSDEEP

      3072:89nS3lQOaZ1rk8g6t8ZSv05Wa59XVGcxnLa3+qnOw9n/La9pwtgSfHxE1thSv3Vk:89SijrhZLg1r12BOw9n/zJvNjL

    Score
    1/10
    • Target

      ItroublveTSC-master/bin/obf/Confuser.Runtime.dll

    • Size

      49KB

    • MD5

      42e45fa8bb26246ed3b3c2760e782912

    • SHA1

      fa49baf5f55cc5af7eed27b9547305780a7e4ddc

    • SHA256

      c8bcbe8c706659824ed001caf0be23b8470a99c0391a23c419884ad93df3cce0

    • SHA512

      f89c328bff75a25a636d0567f9dd0df00494c3156b24fe029677368a349367bea9b3bd0571a79eae94112e694161c1658fc8e8e25076a8b9cb7c4e539944fd21

    • SSDEEP

      1536:E/XNRvuA5rTGZcIDEG3mmmmH/flJDnJod:YXDZYSGfLrJQ

    Score
    1/10
    • Target

      ItroublveTSC-master/bin/obf/Teen.dll

    • Size

      45KB

    • MD5

      fb9d14387b89b30606d094ae8cd93ea0

    • SHA1

      8f21ac1b24fe1072a9d9ad17eabc738bac23ef58

    • SHA256

      68eac14ca256f9871cc85ffc77c86b1d6378e6c900dff34f8b697be07b77446a

    • SHA512

      17e9af55a1967884645e5b30abed374b51c28e173160e369b422ef385a1de9bdb76ef38c740e905629932481421d213ac90589d1bc1c1901c312c3271c75a63e

    • SSDEEP

      384:6bcg3oHfkx4rxym37Bg4X0HuViEIXPdzJQKDckw6NhU0Pe4oannzXgvijJFWMHJs:lLSDDzgvijTlHJxKbBCxPULcBVDDQ

    Score
    1/10
    • Target

      ItroublveTSC-master/bin/obf/dnlib.dll

    • Size

      1.1MB

    • MD5

      e61bad0331819ed63ca3b0d537f7e1a1

    • SHA1

      30c2b5c5e0a1564b88349fe952abdaf19f500c7d

    • SHA256

      d8fc78217493febe82670c5a93feb85ab86fc6a0387abcb6e9165e0c0bb97000

    • SHA512

      fba44931b1af1f23bb0bf011b73378a1a76cacecf53e6d48de5e027742961f5e76add9d5a11410a203b8ec6026cfaacab0dbd5f1bb91f58bb3447dacf6a24661

    • SSDEEP

      12288:sUHb3PIKxNNhFNxxq6iNq3JaxOCDmuGnjlHesWnuRyKh0ZUvz/sPv7fIFZ:lKzkuWhHDWKMA/sPv7fI/

    Score
    1/10
    • Target

      ItroublveTSC-master/bin/packages/System.IO.Compression.ZipFile.4.3.0/lib/net46/System.IO.Compression.ZipFile.dll

    • Size

      24KB

    • MD5

      dcda916372128f13ada8b07026c1b3e7

    • SHA1

      99d6c187de8510206a93d2eed9c65e65e0c86e72

    • SHA256

      b5c12e9099643e2eda9b49edd0d98bdaed153c72a7e8e6235d8e78714402d16a

    • SHA512

      d66de5d61cf7090ce2e11ca8064723a44c2fdbd7ed937f1cf4198ebe13083037941b816ad9022d332bbb853666785600fa8b1faca94c498d2f82de73fe1e42f9

    • SSDEEP

      384:dK8Y54xRiW3mWeW+mWE3rq0GftpBj52ERHRN7dldBopPI:dKfemqiuEBHoa

    Score
    1/10
    • Target

      ItroublveTSC-master/bin/packages/System.IO.Compression.ZipFile.4.3.0/lib/netstandard1.3/System.IO.Compression.ZipFile.dll

    • Size

      28KB

    • MD5

      65306815825ea8652d0ee2163d123d14

    • SHA1

      e8eaee6e9ae5fcdbd19b056856ba0d8424243e28

    • SHA256

      db7cb3cf25d563e85a287a77d0c9addf6dbc1907475330a173f4cccc1ca0e6ed

    • SHA512

      cd649101439099ce741d4c1a1334ce8bd9283d6531585047b64138b533e742808d1097e9419a3936e4939e1d4193488e0451291f4d56d70931e2d87a04239646

    • SSDEEP

      384:Our1AxpitMy7y4eCgW3mWoQ7q0GftpBj3zDvERHRN7lX1l78oWCmtPa:xr183CziprEBRzek

    Score
    1/10
    • Target

      ItroublveTSC-master/bin/packages/System.IO.Compression.ZipFile.4.3.0/ref/net46/System.IO.Compression.ZipFile.dll

    • Size

      24KB

    • MD5

      dcda916372128f13ada8b07026c1b3e7

    • SHA1

      99d6c187de8510206a93d2eed9c65e65e0c86e72

    • SHA256

      b5c12e9099643e2eda9b49edd0d98bdaed153c72a7e8e6235d8e78714402d16a

    • SHA512

      d66de5d61cf7090ce2e11ca8064723a44c2fdbd7ed937f1cf4198ebe13083037941b816ad9022d332bbb853666785600fa8b1faca94c498d2f82de73fe1e42f9

    • SSDEEP

      384:dK8Y54xRiW3mWeW+mWE3rq0GftpBj52ERHRN7dldBopPI:dKfemqiuEBHoa

    Score
    1/10

MITRE ATT&CK Enterprise v15

Tasks

static1

Score
3/10

behavioral1

quasarvenomratoffice04evasionratrootkitspywarestealertrojan
Score
10/10

behavioral2

quasarvenomratoffice04evasionratrootkitspywarestealertrojan
Score
10/10

behavioral3

gozibankerisfbtrojan
Score
10/10

behavioral4

Score
9/10

behavioral5

Score
1/10

behavioral6

Score
1/10

behavioral7

Score
1/10

behavioral8

Score
1/10

behavioral9

Score
1/10

behavioral10

Score
1/10

behavioral11

Score
1/10

behavioral12

Score
1/10

behavioral13

Score
1/10

behavioral14

Score
1/10

behavioral15

Score
1/10

behavioral16

Score
1/10

behavioral17

Score
1/10

behavioral18

Score
1/10

behavioral19

Score
1/10

behavioral20

Score
1/10

behavioral21

Score
1/10

behavioral22

Score
1/10

behavioral23

Score
1/10

behavioral24

Score
1/10

behavioral25

Score
1/10

behavioral26

Score
1/10

behavioral27

Score
1/10

behavioral28

Score
1/10

behavioral29

Score
1/10

behavioral30

Score
1/10

behavioral31

Score
1/10

behavioral32

Score
1/10