Overview
overview
7Static
static
4Roblox.Acc....2.zip
windows11-21h2-x64
1Roblox Acc...er.exe
windows11-21h2-x64
7cefsharp.core.dll
windows11-21h2-x64
1cefsharp.core.pdb
windows11-21h2-x64
3cefsharp.dll
windows11-21h2-x64
1cefsharp.pdb
windows11-21h2-x64
3cefsharp.winforms.dll
windows11-21h2-x64
1cefsharp.winforms.pdb
windows11-21h2-x64
3costura.dll
windows11-21h2-x64
1costura.pdb
windows11-21h2-x64
3esendex.to...et.dll
windows11-21h2-x64
1fastcolore...ox.dll
windows11-21h2-x64
1icsharpcod...ib.dll
windows11-21h2-x64
1icsharpcod...ib.pdb
windows11-21h2-x64
3log4net.dll
windows11-21h2-x64
1microsoft....es.dll
windows11-21h2-x64
1microsoft....es.dll
windows11-21h2-x64
1microsoft....ns.dll
windows11-21h2-x64
1microsoft....on.dll
windows11-21h2-x64
1microsoft....ns.dll
windows11-21h2-x64
1microsoft....ng.dll
windows11-21h2-x64
1microsoft....ns.dll
windows11-21h2-x64
1microsoft....es.dll
windows11-21h2-x64
1microsoft....ck.dll
windows11-21h2-x64
1objectlistview.dll
windows11-21h2-x64
1restsharp.dll
windows11-21h2-x64
1system.buffers.dll
windows11-21h2-x64
1system.memory.dll
windows11-21h2-x64
1system.num...rs.dll
windows11-21h2-x64
1system.tex...eb.dll
windows11-21h2-x64
1system.thr...ns.dll
windows11-21h2-x64
1websocket-sharp.dll
windows11-21h2-x64
1Analysis
- user interaction
yes - max time kernel
148s - max time network
114s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
04/07/2026, 19:59
Behavioral task
behavioral1
Sample
Roblox.Account.Manager.3.7.2.zip
Resource
win11-20260513-en
Behavioral task
behavioral2
Sample
Roblox Account Manager.exe
Resource
win11-20260513-en
Behavioral task
behavioral3
Sample
cefsharp.core.dll
Resource
win11-20260513-en
Behavioral task
behavioral4
Sample
cefsharp.core.pdb
Resource
win11-20260513-en
Behavioral task
behavioral5
Sample
cefsharp.dll
Resource
win11-20260513-en
Behavioral task
behavioral6
Sample
cefsharp.pdb
Resource
win11-20260513-en
Behavioral task
behavioral7
Sample
cefsharp.winforms.dll
Resource
win11-20260513-en
Behavioral task
behavioral8
Sample
cefsharp.winforms.pdb
Resource
win11-20260513-en
Behavioral task
behavioral9
Sample
costura.dll
Resource
win11-20260513-en
Behavioral task
behavioral10
Sample
costura.pdb
Resource
win11-20260513-en
Behavioral task
behavioral11
Sample
esendex.tokenbucket.dll
Resource
win11-20260513-en
Behavioral task
behavioral12
Sample
fastcoloredtextbox.dll
Resource
win11-20260513-en
Behavioral task
behavioral13
Sample
icsharpcode.sharpziplib.dll
Resource
win11-20260513-en
Behavioral task
behavioral14
Sample
icsharpcode.sharpziplib.pdb
Resource
win11-20260513-en
Behavioral task
behavioral15
Sample
log4net.dll
Resource
win11-20260513-en
Behavioral task
behavioral16
Sample
microsoft.aspnetcore.webutilities.dll
Resource
win11-20260513-en
Behavioral task
behavioral17
Sample
microsoft.bcl.asyncinterfaces.dll
Resource
win11-20260513-en
Behavioral task
behavioral18
Sample
microsoft.extensions.dependencyinjection.abstractions.dll
Resource
win11-20260513-en
Behavioral task
behavioral19
Sample
microsoft.extensions.dependencyinjection.dll
Resource
win11-20260513-en
Behavioral task
behavioral20
Sample
microsoft.extensions.logging.abstractions.dll
Resource
win11-20260513-en
Behavioral task
behavioral21
Sample
microsoft.extensions.logging.dll
Resource
win11-20260513-en
Behavioral task
behavioral22
Sample
microsoft.extensions.options.dll
Resource
win11-20260513-en
Behavioral task
behavioral23
Sample
microsoft.extensions.primitives.dll
Resource
win11-20260513-en
Behavioral task
behavioral24
Sample
microsoft.windowsapicodepack.dll
Resource
win11-20260513-en
Behavioral task
behavioral25
Sample
objectlistview.dll
Resource
win11-20260513-en
Behavioral task
behavioral26
Sample
restsharp.dll
Resource
win11-20260513-en
Behavioral task
behavioral27
Sample
system.buffers.dll
Resource
win11-20260513-en
Behavioral task
behavioral28
Sample
system.memory.dll
Resource
win11-20260513-en
Behavioral task
behavioral29
Sample
system.numerics.vectors.dll
Resource
win11-20260513-en
Behavioral task
behavioral30
Sample
system.text.encodings.web.dll
Resource
win11-20260513-en
Behavioral task
behavioral31
Sample
system.threading.tasks.extensions.dll
Resource
win11-20260513-en
Behavioral task
behavioral32
Sample
websocket-sharp.dll
Resource
win11-20260513-en
General
- Target Roblox Account Manager.exe
- Size 5.4MB
- Sample260704-yqvsxsds21
- SHA256 be9ddcdedf8c36c64e6b0a32d2686b74a112913c54217ccaa46675bfd1dc82f1
- MD5 334728f32a1144c893fdffc579a7709b
- SHA1 97d2eb634d45841c1453749acb911ce1303196c0
- SHA512 5df9d63136098d23918eba652b44a87e979430b2ce3e78a3eb8faef3dd4bd9599d6c31980f9eaf2bd6a071e966421bc6cec950c28b3b917f90130e8a582c2a1f
- SSDEEP 98304:42bT1Qm7d9G4/Ml61KO9bjRxMLywnrmYa0kqXf0FJ7WLhrBzcgPgL6b:/Qm59RMowO9bjRmmYiYa0kSIJ7zgPE
- TLSH T12246E02A72A04335E5AB45344468C1B496FE7E3A6A68E29EE7C0BD5F3DF5BD09430313
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 3 IoCs
pid Process 5512 vcredist.tmp 4544 vcredist.tmp 2968 VC_redist.x86.exe - Loads dropped DLL 1 IoCs
pid Process 4544 vcredist.tmp - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
flow ioc 1 raw.githubusercontent.com 9 raw.githubusercontent.com - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vcredist.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vcredist.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language VC_redist.x86.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Roblox Account Manager.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Roblox Account Manager.exe - Checks SCSI registry key(s) 3 TTPs 5 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters vssvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr vssvc.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 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 vssvc.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 vssvc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters vssvc.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-226940941-599731907-2645636698-1000\Software\Microsoft\Internet Explorer\TypedURLs Roblox Account Manager.exe - Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 5044 Roblox Account Manager.exe Token: SeBackupPrivilege 5404 vssvc.exe Token: SeRestorePrivilege 5404 vssvc.exe Token: SeAuditPrivilege 5404 vssvc.exe Token: SeBackupPrivilege 5924 srtasks.exe Token: SeRestorePrivilege 5924 srtasks.exe Token: SeSecurityPrivilege 5924 srtasks.exe Token: SeTakeOwnershipPrivilege 5924 srtasks.exe Token: SeBackupPrivilege 5924 srtasks.exe Token: SeRestorePrivilege 5924 srtasks.exe Token: SeSecurityPrivilege 5924 srtasks.exe Token: SeTakeOwnershipPrivilege 5924 srtasks.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4932 wrote to memory of 5044 4932 Roblox Account Manager.exe 80 PID 5044 wrote to memory of 5512 5044 Roblox Account Manager.exe 81 PID 5512 wrote to memory of 4544 5512 vcredist.tmp 82 PID 4544 wrote to memory of 2968 4544 vcredist.tmp 83 - 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⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4932 -
C:\Users\Admin\AppData\Local\Temp\Roblox Account Manager.exe"C:\Users\Admin\AppData\Local\Temp\Roblox Account Manager.exe" -restart2⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5044 -
C:\Users\Admin\AppData\Local\Temp\vcredist.tmp"C:\Users\Admin\AppData\Local\Temp\vcredist.tmp" /q /norestart3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5512 -
C:\Windows\Temp\{9CEDC81F-A343-4CA5-AA38-3527C3C7962A}\.cr\vcredist.tmp"C:\Windows\Temp\{9CEDC81F-A343-4CA5-AA38-3527C3C7962A}\.cr\vcredist.tmp" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\vcredist.tmp" -burn.filehandle.attached=728 -burn.filehandle.self=732 /q /norestart4⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4544 -
C:\Windows\Temp\{3C07E99A-7EEC-44DA-95AF-466F38615AB9}\.be\VC_redist.x86.exe"C:\Windows\Temp\{3C07E99A-7EEC-44DA-95AF-466F38615AB9}\.be\VC_redist.x86.exe" -q -burn.elevated BurnPipe.{AA300DF3-4BD7-4D74-931E-679EFFCDA667} {C582300F-A6E1-4A1A-B36A-1E99F8E3F3EB} 45445⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2968
-
-
-
-
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:5404
-
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:21⤵
- Suspicious use of AdjustPrivilegeToken
PID:5924
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Roblox Account Manager.exe.log
- Size 1KB
- SHA256 180f825c19263ae06fc891efcde51f993b720a27bd6e563742a110b40cb3fe41
- MD5 72c442c0ee7dde7b3455bb315289bcf2
- SHA1 d33367411ce01348f531e098495885b9d2ea110b
- SHA512 b66e975424f17e3b4dce2d2746d78b8a05001ee17a7208c1f5f81ed8530aa2e3d4b10f4c64b33ba7c05a5e9e2afc548abf6bdfaffd6015c2cb7d624a688dc018
- TLSH T1421138702231B5D84D522F5308596A8516FF0745BAA8EE2C7599325EDD2A0076F222E3
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\RAMSettings.ini
- Size 1014B
- SHA256 787fa9af1c32b7e198119469c0e2c02c06b34ec7c990b62b9f4fb9bc8cedaa5f
- MD5 1d917eaf5dcc8e06dd032c33f3a3d36a
- SHA1 1eacb4eced22393fd5140910d30070f2e054e2fe
- SHA512 3cf5bc6160262ad454477cc0fab401696a7e5dff9e6fae1cdcfa0579ded640ea8c383dfcea6194f55c914927058e2355fd661d1fa83f87c10aeffa6a91cb9fcd
- TLSH T1AD112581290970FD2861D2B43D53E6A37764E900228F8571F4E0156B37DAC127BA447F
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\RAMTheme.ini
- Size 314B
- SHA256 563eb35fd613f4298cd4dceff67652a13ba516a6244d9407c5709323c4ca4bb1
- MD5 f18fa783f4d27e35e54e54417334bfb4
- SHA1 94511cdf37213bebdaf42a6140c9fe5be8eb07ba
- SHA512 602f6a68562bc89a4b3c3a71c2477377f161470bf8ae8e6925bf35691367115abfa9809925bd09c35596c6a3e5a7e9d090e5198e6a885a6658049c8732a05071
- TLSH T189E0C2EC6748160CEC30B7F63093643ABC46443B330338344A831131E080828B52E29F
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\Roblox Account Manager.exe.config
- Size 6KB
- SHA256 2b6d99db8369b0ff6372737d89d1c9e4101815b4168a3852c7b513f2897e7f3d
- MD5 0a86fa27d09e26491dbbb4fe27f4b410
- SHA1 63e4b5afb8bdb67fc1d6f8dddeb40be20939289e
- SHA512 fbebc4dc0925d5d67271cac04c1ed324091442ef4c9f6243d2c1c523c9aa6b338c6a594e4987fc142dd3b2a023338a267c8a3454e47fbf0b3e0dbd7b3b65cc0d
- SSDEEP 96:UrT/VOP9NWtw/bPiR3GvUiKS4YpyMrsJ+J4YqJyM+:UrTK/2WbKS/pvrsJ+J/qJv+
- TLSH T1B6D16F11B5C8BFE00B7109A27E5FA818CB7D03A72D4D054E71EE6A8B8F7695A4347077
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\log4.config
- Size 936B
- SHA256 e4b10630d9ec2af508de31752fbbc6816c7426c40a3e57f0a085ce7f42c77bd5
- MD5 e4659ac08af3582a23f38bf6c562f841
- SHA1 19cb4f014ba96285fa1798f008deabce632c7e76
- SHA512 5bfa1e021cc7ee5e7a00da865d68684202b3b92d3d369b85b80c591fffa67725d434398325dc1e37c659eab62c0a4118b3e279ac0096b95790d252ceb6254249
- TLSH T179112B12DEECDD1242320D47A5620929DE7962E7052414CDB0DD639F2F3A95408A735E
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\vcredist.tmp
- Size 13.3MB
- SHA256 0c09f2611660441084ce0df425c51c11e147e6447963c3690f97e0b25c55ed64
- MD5 99f52708b06b9c695a8d64a44740bf08
- SHA1 c2743ffc36d2af40ade0e370be52d6b202874114
- SHA512 d0a609f6b2f05939ab82aa5fde1bb0595206653a2ab2ce859a750f71596c4491a8074bb825484e365a4fbcdb820d5de0346e7209ea22214b090b4fe853098dce
- SSDEEP 196608:fLZBJflpQcIIS/Rj7BWl+aV8t8z72BxBwBgO4L6f6psSD5YM4565kIgoOgP2edk:lHlptVYmfr7yBG/4L6f6pXc65kngP1
- TLSH T1A8E63332E494413BFFB604336A65E9203E7DA628274149F6E3C8FD4D3A7219267F7612
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Temp\{3C07E99A-7EEC-44DA-95AF-466F38615AB9}\.ba\logo.png
- Size 1KB
- SHA256 335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef
- MD5 d6bd210f227442b3362493d046cea233
- SHA1 ff286ac8370fc655aea0ef35e9cf0bfcb6d698de
- SHA512 464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b
- TLSH T1CF312CF34748B7A7D30581351471819AD242FFD8F9CE291E35CD5307664018115C75CF
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\Temp\{3C07E99A-7EEC-44DA-95AF-466F38615AB9}\.ba\wixstdba.dll
- Size 215KB
- SHA256 e921f69b9fb4b5ad4691809d06896c5f1d655ab75e0ce94a372319c243c56d4e
- MD5 f68f43f809840328f4e993a54b0d5e62
- SHA1 01da48ce6c81df4835b4c2eca7e1d447be893d39
- SHA512 a7a799ecf1784fb5e8cd7191bf78b510ff5b07db07363388d7b32ed21f4fddc09e34d1160113395f728c0f4e57d13768a0350dbdb207d9224337d2153dc791e1
- SSDEEP 6144:K6EZdi6e93SuDeTKZxQfsRy26BqbUHYJe:K62i6eNSYeuZ2sRDK
- TLSH T15E24AF12B5D0907AEBFB19305939E5216DBDBA210FA0C9CE5348AD2B2E705C1DB36737
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Temp\{9CEDC81F-A343-4CA5-AA38-3527C3C7962A}\.cr\vcredist.tmp
- Size 669KB
- SHA256 4a6e1044ff0f49d2e3b12f7c40352c7e573e0c58f3b3cc0b55b63c95ede87828
- MD5 f216f5ee89b18a28a3936fab57c16179
- SHA1 3d2995962598774a8e2dc1d038c76495466f3a72
- SHA512 9350de18d452927efef3be3dd4c49361ec6b29f22e969781374508b167b4e697dcea05ee6b43b47b850d4edd0591b960628ee9cbc59deee62937a40a8e5a6573
- SSDEEP 12288:n3mgqnIZuYfCYqFet4CovkM7y+1nEn0/6OaFUuT80iP:n3WnIZuMCxezot7Dh+0/9ayn0i
- TLSH T18CE49D32A5614033FBF10573B928A6303E7CE7282751C8A9D7D4AD1D7EA58C2A7F7216
- MD5 SHA1 SHA512 SSDEEP TLSH