Resubmissions

19/07/2024, 18:26

240719-w26cpatfmm 8

19/07/2024, 18:08

240719-wqy48stbql 7

Analysis

  • max time kernel
    141s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/07/2024, 18:26

General

  • Target

    Roblox Account Manager.exe

  • Size

    5.4MB

  • MD5

    334728f32a1144c893fdffc579a7709b

  • SHA1

    97d2eb634d45841c1453749acb911ce1303196c0

  • SHA256

    be9ddcdedf8c36c64e6b0a32d2686b74a112913c54217ccaa46675bfd1dc82f1

  • SHA512

    5df9d63136098d23918eba652b44a87e979430b2ce3e78a3eb8faef3dd4bd9599d6c31980f9eaf2bd6a071e966421bc6cec950c28b3b917f90130e8a582c2a1f

  • SSDEEP

    98304:42bT1Qm7d9G4/Ml61KO9bjRxMLywnrmYa0kqXf0FJ7WLhrBzcgPgL6b:/Qm59RMowO9bjRmmYiYa0kSIJ7zgPE

Malware Config

Signatures

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Drops file in System32 directory 49 IoCs
  • Drops file in Windows directory 15 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies data under HKEY_USERS 9 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 21 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\Roblox Account Manager.exe
    "C:\Users\Admin\AppData\Local\Temp\Roblox Account Manager.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Users\Admin\AppData\Local\Temp\Roblox Account Manager.exe
      "C:\Users\Admin\AppData\Local\Temp\Roblox Account Manager.exe" -restart
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:644
      • C:\Users\Admin\AppData\Local\Temp\vcredist.tmp
        "C:\Users\Admin\AppData\Local\Temp\vcredist.tmp" /q /norestart
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1112
        • C:\Windows\Temp\{53505046-3712-4236-B556-A0B42E1BA1B1}\.cr\vcredist.tmp
          "C:\Windows\Temp\{53505046-3712-4236-B556-A0B42E1BA1B1}\.cr\vcredist.tmp" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\vcredist.tmp" -burn.filehandle.attached=552 -burn.filehandle.self=652 /q /norestart
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:4944
          • C:\Windows\Temp\{B2B522C0-A4DE-4524-840C-0DC77ED17294}\.be\VC_redist.x86.exe
            "C:\Windows\Temp\{B2B522C0-A4DE-4524-840C-0DC77ED17294}\.be\VC_redist.x86.exe" -q -burn.elevated BurnPipe.{D9C96923-C4F2-4270-88D4-F2CDB2A43518} {6C4750EB-8D7A-4C4B-8DF9-C462ED0AC172} 4944
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Modifies registry class
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:3300
            • C:\ProgramData\Package Cache\{4d8dcf8c-a72a-43e1-9833-c12724db736e}\VC_redist.x86.exe
              "C:\ProgramData\Package Cache\{4d8dcf8c-a72a-43e1-9833-c12724db736e}\VC_redist.x86.exe" -uninstall -quiet -burn.related.upgrade -burn.ancestors={47109d57-d746-4f8b-9618-ed6a17cc922b} -burn.filehandle.self=1160 -burn.embedded BurnPipe.{F226CCEE-F18E-438B-BAB7-C120EC71CFCA} {7F0DCBFF-7246-4BB5-BAF4-E1E31C40D9A2} 3300
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:1300
              • C:\ProgramData\Package Cache\{4d8dcf8c-a72a-43e1-9833-c12724db736e}\VC_redist.x86.exe
                "C:\ProgramData\Package Cache\{4d8dcf8c-a72a-43e1-9833-c12724db736e}\VC_redist.x86.exe" -burn.clean.room="C:\ProgramData\Package Cache\{4d8dcf8c-a72a-43e1-9833-c12724db736e}\VC_redist.x86.exe" -burn.filehandle.attached=516 -burn.filehandle.self=536 -uninstall -quiet -burn.related.upgrade -burn.ancestors={47109d57-d746-4f8b-9618-ed6a17cc922b} -burn.filehandle.self=1160 -burn.embedded BurnPipe.{F226CCEE-F18E-438B-BAB7-C120EC71CFCA} {7F0DCBFF-7246-4BB5-BAF4-E1E31C40D9A2} 3300
                7⤵
                • Loads dropped DLL
                • Suspicious use of WriteProcessMemory
                PID:3424
                • C:\ProgramData\Package Cache\{4d8dcf8c-a72a-43e1-9833-c12724db736e}\VC_redist.x86.exe
                  "C:\ProgramData\Package Cache\{4d8dcf8c-a72a-43e1-9833-c12724db736e}\VC_redist.x86.exe" -q -burn.elevated BurnPipe.{6CD31213-4D41-4748-B406-8C0F3F39DF01} {D67FC010-D972-4EA6-8300-F35578B4688A} 3424
                  8⤵
                  • Modifies registry class
                  PID:3144
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:1672
  • C:\Windows\system32\srtasks.exe
    C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
    1⤵
      PID:1208
    • C:\Windows\system32\msiexec.exe
      C:\Windows\system32\msiexec.exe /V
      1⤵
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4812

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Config.Msi\e57ed53.rbs

      Filesize

      16KB

      MD5

      e6d7ac34c7e920cd50e323ac8890a704

      SHA1

      4423a8223e4b81969081ea6708f2abac061a442c

      SHA256

      8552479533e922df66c88747d3164336b8f0556b54de094bb8fe92eef2a71d60

      SHA512

      ad7fc5beee1f72962bb43256345ffcaa59c48b7ddab3580a281a0d9ec7a0462c082dcbb568e387c72bb2950a0200819acc4086d2fb159e9f2beabdfd2bf320ce

    • C:\Config.Msi\e57ed58.rbs

      Filesize

      18KB

      MD5

      001942f75b887ec35351a4c1e365f53c

      SHA1

      9e38c8d519c71448f47958a614e71b42477780c6

      SHA256

      0d5379850cd03952a853b459f3c67a68a8b94597dd79f5383aa62f27c8fd64b9

      SHA512

      bd7fcd38af5b20ef4e7914b5e7a84f69cdd35e24ef75d33d486ea68f95ce23ca84bf8dcacc8976e11f31e6c17add1b9639a0f6fa1e245a2620e393fb7b5b0cc0

    • C:\Config.Msi\e57ed65.rbs

      Filesize

      20KB

      MD5

      fea196197323c3fa9763b3de70533721

      SHA1

      c34d618e5c2cec2b265a0a74bb7fb30ed7da5fe4

      SHA256

      8d7c7fede792c52612cc7a59db2e6600cf4befb1899f9b51267979fdcd8d4ca9

      SHA512

      87d5c1e33bfce6973d257fd99f7eee74ae843f39ff2767241a245ef502efcb1c5cf2887bff4fe9ad5eaad21aafd1bffd6c9cd1b23179ac1f012676d8921e7496

    • C:\Config.Msi\e57ed74.rbs

      Filesize

      19KB

      MD5

      e655e444dc386cfe75e9b49bbd416001

      SHA1

      add3d053c86d4b737deee7efbd146cf8db1172aa

      SHA256

      d0f72f8a59afb8aa1dcec68efc5e59a6647c7c9d136dddfb113caf072839aca8

      SHA512

      1a10e400531930eeeac79a0f270042b573408f10a15485f055f44aa92e957e91e76f5903de0e1367da083dfd621574a6c80442ac97752b93915bce01fc850087

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Roblox Account Manager.exe.log

      Filesize

      1KB

      MD5

      a02e8a8a790f0e0861e3b6b0dbe56062

      SHA1

      a3e65805e5c78641cafebc1052906d7350da9d2e

      SHA256

      7fada0f81b63e1ecb265e9620ace8f5f0d40773626081849f5d98e668bc4e594

      SHA512

      108a81f818aa027834d621c771e427ee3f300c59d9dc10d853b94b1e8d635cf6bc06338dce31da30b08660c6fb06a39f9069c983bb585049f5fe9f50b753eb42

    • C:\Users\Admin\AppData\Local\Temp\RAMTheme.ini

      Filesize

      314B

      MD5

      f18fa783f4d27e35e54e54417334bfb4

      SHA1

      94511cdf37213bebdaf42a6140c9fe5be8eb07ba

      SHA256

      563eb35fd613f4298cd4dceff67652a13ba516a6244d9407c5709323c4ca4bb1

      SHA512

      602f6a68562bc89a4b3c3a71c2477377f161470bf8ae8e6925bf35691367115abfa9809925bd09c35596c6a3e5a7e9d090e5198e6a885a6658049c8732a05071

    • C:\Users\Admin\AppData\Local\Temp\Roblox Account Manager.exe.config

      Filesize

      6KB

      MD5

      0a86fa27d09e26491dbbb4fe27f4b410

      SHA1

      63e4b5afb8bdb67fc1d6f8dddeb40be20939289e

      SHA256

      2b6d99db8369b0ff6372737d89d1c9e4101815b4168a3852c7b513f2897e7f3d

      SHA512

      fbebc4dc0925d5d67271cac04c1ed324091442ef4c9f6243d2c1c523c9aa6b338c6a594e4987fc142dd3b2a023338a267c8a3454e47fbf0b3e0dbd7b3b65cc0d

    • C:\Users\Admin\AppData\Local\Temp\dd_vcredist_x86_20240719182709_000_vcRuntimeMinimum_x86.log

      Filesize

      2KB

      MD5

      eee8c39d47ce989dd2772e8ee0424c9e

      SHA1

      ccedc3f8cf5dec4d80518974be6994d2a3864cfa

      SHA256

      9d41d80c3e86b413c0a3fd698bf0f6e7b54ffa10e8a7b680bde7411ed9ad1377

      SHA512

      cc2c8629d4379f5a60eefb1b19e2f87512f39e97b8de78b2399f29d7ddc96cc4b18b372bcf21b6a573425e1f7f952725c065b764ad9d48b4842f20f1501b0c4c

    • C:\Users\Admin\AppData\Local\Temp\dd_vcredist_x86_20240719182709_001_vcRuntimeAdditional_x86.log

      Filesize

      2KB

      MD5

      1f1926893b5839683fc5360898691d40

      SHA1

      83975589cf207af6ee18a7376b91687a734f78a1

      SHA256

      8adaa5bea821170a99bc450c114c68cce2280cc68c3f15fa1d32a1c005bd9e08

      SHA512

      cf1f09ab5251fa4b445992b65f16438d8005c03a2179a8b8dee74ffb04d5d27c4161d5708395cfa916e34bbda8efa84404b6597af78954cf333d497eaaa2e9cc

    • C:\Users\Admin\AppData\Local\Temp\log4.config

      Filesize

      936B

      MD5

      e4659ac08af3582a23f38bf6c562f841

      SHA1

      19cb4f014ba96285fa1798f008deabce632c7e76

      SHA256

      e4b10630d9ec2af508de31752fbbc6816c7426c40a3e57f0a085ce7f42c77bd5

      SHA512

      5bfa1e021cc7ee5e7a00da865d68684202b3b92d3d369b85b80c591fffa67725d434398325dc1e37c659eab62c0a4118b3e279ac0096b95790d252ceb6254249

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

      Filesize

      13.2MB

      MD5

      8457542fd4be74cb2c3a92b3386ae8e9

      SHA1

      198722b4f5fc62721910569d9d926dce22730c22

      SHA256

      a32dd41eaab0c5e1eaa78be3c0bb73b48593de8d97a7510b97de3fd993538600

      SHA512

      91a6283f774f9e2338b65aa835156854e9e76aed32f821b13cfd070dd6c87e1542ce2d5845beb5e4af1ddb102314bb6e0ad6214d896bb3e387590a01eae0c182

    • C:\Windows\Temp\{53505046-3712-4236-B556-A0B42E1BA1B1}\.cr\vcredist.tmp

      Filesize

      634KB

      MD5

      337b547d2771fdad56de13ac94e6b528

      SHA1

      3aeecc5933e7d8977e7a3623e8e44d4c3d0b4286

      SHA256

      81873c2f6c8bc4acaad66423a1b4d90e70214e59710ea7f11c8aeb069acd4cd0

      SHA512

      0d0102fafb7f471a6836708d81952f2c90c2b126ad1b575f2e2e996540c99f7275ebd1f570cafcc945d26700debb1e86b19b090ae5cdec2326dd0a6a918b7a36

    • C:\Windows\Temp\{B2B522C0-A4DE-4524-840C-0DC77ED17294}\.ba\logo.png

      Filesize

      1KB

      MD5

      d6bd210f227442b3362493d046cea233

      SHA1

      ff286ac8370fc655aea0ef35e9cf0bfcb6d698de

      SHA256

      335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef

      SHA512

      464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b

    • C:\Windows\Temp\{B2B522C0-A4DE-4524-840C-0DC77ED17294}\.ba\wixstdba.dll

      Filesize

      191KB

      MD5

      eab9caf4277829abdf6223ec1efa0edd

      SHA1

      74862ecf349a9bedd32699f2a7a4e00b4727543d

      SHA256

      a4efbdb2ce55788ffe92a244cb775efd475526ef5b61ad78de2bcdfaddac7041

      SHA512

      45b15ade68e0a90ea7300aeb6dca9bc9e347a63dba5ce72a635957564d1bdf0b1584a5e34191916498850fc7b3b7ecfbcbfcb246b39dbf59d47f66bc825c6fd2

    • C:\Windows\Temp\{B2B522C0-A4DE-4524-840C-0DC77ED17294}\cab54A5CABBE7274D8A22EB58060AAB7623

      Filesize

      822KB

      MD5

      25bd21af44d3968a692e9b8a85f5c11d

      SHA1

      d805d1624553199529a82151f23a1330ac596888

      SHA256

      f4576ef2e843c282d2a932f7c55d71cc3fcbb35b0a17a0a640eb5f21731cc809

      SHA512

      ed3660183bf4e0d39e4f43a643007afc143b1d4ec0b45f0fdce28d8e896f646ec24a2a7a5429e8b10f4379cb4ffd1572adba10fc426990d05c0cafefdd87a4fb

    • C:\Windows\Temp\{B2B522C0-A4DE-4524-840C-0DC77ED17294}\cabB3E1576D1FEFBB979E13B1A5379E0B16

      Filesize

      4.9MB

      MD5

      3a7979fbe74502ddc0a9087ee9ca0bdf

      SHA1

      3c63238363807c2f254163769d0a582528e115af

      SHA256

      7327d37634cc8e966342f478168b8850bea36a126d002c38c7438a7bd557c4ca

      SHA512

      6435db0f210ad317f4cd00bb3300eb41fb86649f7a0e3a05e0f64f8d0163ab53dbdb3c98f99a15102ce09fcd437a148347bab7bfd4afe4c90ff2ea05bb4febff

    • C:\Windows\Temp\{B2B522C0-A4DE-4524-840C-0DC77ED17294}\vcRuntimeAdditional_x86

      Filesize

      180KB

      MD5

      2ba51e907b5ee6b2aef6dfe5914ae3e3

      SHA1

      6cc2c49734bf9965fe0f3977705a417ed8548718

      SHA256

      be137dc2b1ec7e85ae7a003a09537d3706605e34059361404ea3110874895e3a

      SHA512

      e3ba5aa8f366e3b1a92d8258daa74f327248fb21f168b7472b035f8d38f549f5f556eb9093eb8483ca51b78e9a77ee6e5b6e52378381cce50918d81e8e982d47

    • C:\Windows\Temp\{B2B522C0-A4DE-4524-840C-0DC77ED17294}\vcRuntimeMinimum_x86

      Filesize

      180KB

      MD5

      828f217e9513cfff708ffe62d238cfc5

      SHA1

      9fb65d4edb892bf940399d5fd6ae3a4b15c2e4ba

      SHA256

      a2ad58d741be5d40af708e15bf0dd5e488187bf28f0b699d391a9ef96f899886

      SHA512

      ffc72b92f1431bbd07889e28b55d14ea11f8401e2d0b180e43a898914209893941affacc0a4ea34eeefc9b0ca4bc84a3045591cd98aae6bdb11ae831dc6bb121

    • memory/644-16-0x0000000074A00000-0x00000000751B0000-memory.dmp

      Filesize

      7.7MB

    • memory/644-19-0x0000000006290000-0x0000000006304000-memory.dmp

      Filesize

      464KB

    • memory/644-25-0x000000000BA70000-0x000000000BA7A000-memory.dmp

      Filesize

      40KB

    • memory/644-26-0x000000000BBD0000-0x000000000BC70000-memory.dmp

      Filesize

      640KB

    • memory/644-31-0x000000000C110000-0x000000000C168000-memory.dmp

      Filesize

      352KB

    • memory/644-33-0x000000000D4E0000-0x000000000D592000-memory.dmp

      Filesize

      712KB

    • memory/644-34-0x000000000D6D0000-0x000000000D6F2000-memory.dmp

      Filesize

      136KB

    • memory/644-35-0x000000000D700000-0x000000000D7F4000-memory.dmp

      Filesize

      976KB

    • memory/644-36-0x000000000D7F0000-0x000000000D80A000-memory.dmp

      Filesize

      104KB

    • memory/644-37-0x000000000D820000-0x000000000D828000-memory.dmp

      Filesize

      32KB

    • memory/644-23-0x000000000AFD0000-0x000000000B00A000-memory.dmp

      Filesize

      232KB

    • memory/644-22-0x0000000074A00000-0x00000000751B0000-memory.dmp

      Filesize

      7.7MB

    • memory/644-20-0x0000000006330000-0x000000000633A000-memory.dmp

      Filesize

      40KB

    • memory/644-322-0x0000000074A00000-0x00000000751B0000-memory.dmp

      Filesize

      7.7MB

    • memory/644-100-0x0000000006F10000-0x0000000006F60000-memory.dmp

      Filesize

      320KB

    • memory/644-101-0x0000000006ED0000-0x0000000006ED8000-memory.dmp

      Filesize

      32KB

    • memory/644-102-0x000000000F730000-0x000000000FA84000-memory.dmp

      Filesize

      3.3MB

    • memory/644-24-0x0000000074A00000-0x00000000751B0000-memory.dmp

      Filesize

      7.7MB

    • memory/644-330-0x00000000011E0000-0x00000000011F2000-memory.dmp

      Filesize

      72KB

    • memory/644-15-0x0000000074A00000-0x00000000751B0000-memory.dmp

      Filesize

      7.7MB

    • memory/644-329-0x0000000000BD0000-0x0000000000BDA000-memory.dmp

      Filesize

      40KB

    • memory/644-325-0x0000000074A00000-0x00000000751B0000-memory.dmp

      Filesize

      7.7MB

    • memory/644-324-0x0000000074A00000-0x00000000751B0000-memory.dmp

      Filesize

      7.7MB

    • memory/644-323-0x0000000074A00000-0x00000000751B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1300-282-0x0000000000E50000-0x0000000000EC7000-memory.dmp

      Filesize

      476KB

    • memory/2044-0-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

      Filesize

      4KB

    • memory/2044-1-0x0000000000450000-0x00000000009BC000-memory.dmp

      Filesize

      5.4MB

    • memory/2044-2-0x00000000059F0000-0x0000000005F94000-memory.dmp

      Filesize

      5.6MB

    • memory/2044-3-0x0000000005370000-0x00000000053B6000-memory.dmp

      Filesize

      280KB

    • memory/2044-4-0x0000000074A00000-0x00000000751B0000-memory.dmp

      Filesize

      7.7MB

    • memory/2044-5-0x00000000054E0000-0x0000000005572000-memory.dmp

      Filesize

      584KB

    • memory/2044-6-0x00000000053D0000-0x00000000053F6000-memory.dmp

      Filesize

      152KB

    • memory/2044-7-0x0000000005410000-0x000000000542E000-memory.dmp

      Filesize

      120KB

    • memory/2044-14-0x0000000074A00000-0x00000000751B0000-memory.dmp

      Filesize

      7.7MB

    • memory/3144-244-0x0000000000E50000-0x0000000000EC7000-memory.dmp

      Filesize

      476KB

    • memory/3424-281-0x0000000000E50000-0x0000000000EC7000-memory.dmp

      Filesize

      476KB