Analysis
- max time kernel
178s - max time network
184s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
06/08/2026, 15:15
Static task
static1
Behavioral task
behavioral1
Sample
99ebda03950dec5b23b978df6d6d6cf254bd6781ed5d23b8ad8dfe3c230a9515.vbs
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
99ebda03950dec5b23b978df6d6d6cf254bd6781ed5d23b8ad8dfe3c230a9515.vbs
Resource
win11ltsc2024-20260710-en
General
- Target 99ebda03950dec5b23b978df6d6d6cf254bd6781ed5d23b8ad8dfe3c230a9515.vbs
- Size 1.3MB
- Sample260806-snar3sysbz
- SHA256 99ebda03950dec5b23b978df6d6d6cf254bd6781ed5d23b8ad8dfe3c230a9515
- MD5 cf9b70f279147cc1e66b87981ec33ad1
- SHA1 b9ba55d518ad7c19ad95a68d287098099dea7f43
- SHA512 a0dd6e3186f3da67a9c5e69ae1dafe1785335d07c18264038bc52de8d667ea6674207527fd2ce53a261897665b413aca8401a45c8c0e8643ff4fe1283bdefbba
- SSDEEP 3072:gAsDWTHSnxrYgY9tJscvjMtL55gaiBRKfYRf1l8FN9ymojvB9RjhNjv0lSQK8kFa:grOchXh/QDe
- TLSH T12B55FFB91F9818CBCCBA1345B127C061BE6FBE15C623B8EF5A1D4DD0254280698FE5ED
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
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vjw0rm
-
http://nuevoooooo.duckdns.org:1111
Signatures
- Badlisted process makes network request 2 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 2 4916 powershell.exe 3 4916 powershell.exe - Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell and hide display window.
pid Process 1424 powershell.exe 4916 powershell.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2301830172-776172150-2531349243-1000\Software\Microsoft\Windows\CurrentVersion\Run\DeviceSetupManager = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Cache\\TaskHostW.vbs\"" WScript.exe - Looks up external IP address via web service 1 TTPs 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 1 ifconfig.me 3 ifconfig.me - Executes a VBScript file via the Windows Script Host. 1 TTPs 2 IoCs
pid Process 2840 WScript.exe 1484 wscript.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Kills process with taskkill 1 IoCs
pid Process 2096 taskkill.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4940 schtasks.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1424 powershell.exe 1424 powershell.exe 4916 powershell.exe 4916 powershell.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2096 taskkill.exe Token: SeDebugPrivilege 1424 powershell.exe Token: SeDebugPrivilege 4916 powershell.exe Token: SeIncreaseQuotaPrivilege 4916 powershell.exe Token: SeSecurityPrivilege 4916 powershell.exe Token: SeTakeOwnershipPrivilege 4916 powershell.exe Token: SeLoadDriverPrivilege 4916 powershell.exe Token: SeSystemProfilePrivilege 4916 powershell.exe Token: SeSystemtimePrivilege 4916 powershell.exe Token: SeProfSingleProcessPrivilege 4916 powershell.exe Token: SeIncBasePriorityPrivilege 4916 powershell.exe Token: SeCreatePagefilePrivilege 4916 powershell.exe Token: SeBackupPrivilege 4916 powershell.exe Token: SeRestorePrivilege 4916 powershell.exe Token: SeShutdownPrivilege 4916 powershell.exe Token: SeDebugPrivilege 4916 powershell.exe Token: SeSystemEnvironmentPrivilege 4916 powershell.exe Token: SeRemoteShutdownPrivilege 4916 powershell.exe Token: SeUndockPrivilege 4916 powershell.exe Token: SeManageVolumePrivilege 4916 powershell.exe Token: 33 4916 powershell.exe Token: 34 4916 powershell.exe Token: 35 4916 powershell.exe Token: 36 4916 powershell.exe Token: SeIncreaseQuotaPrivilege 4916 powershell.exe Token: SeSecurityPrivilege 4916 powershell.exe Token: SeTakeOwnershipPrivilege 4916 powershell.exe Token: SeLoadDriverPrivilege 4916 powershell.exe Token: SeSystemProfilePrivilege 4916 powershell.exe Token: SeSystemtimePrivilege 4916 powershell.exe Token: SeProfSingleProcessPrivilege 4916 powershell.exe Token: SeIncBasePriorityPrivilege 4916 powershell.exe Token: SeCreatePagefilePrivilege 4916 powershell.exe Token: SeBackupPrivilege 4916 powershell.exe Token: SeRestorePrivilege 4916 powershell.exe Token: SeShutdownPrivilege 4916 powershell.exe Token: SeDebugPrivilege 4916 powershell.exe Token: SeSystemEnvironmentPrivilege 4916 powershell.exe Token: SeRemoteShutdownPrivilege 4916 powershell.exe Token: SeUndockPrivilege 4916 powershell.exe Token: SeManageVolumePrivilege 4916 powershell.exe Token: 33 4916 powershell.exe Token: 34 4916 powershell.exe Token: 35 4916 powershell.exe Token: 36 4916 powershell.exe Token: SeIncreaseQuotaPrivilege 4916 powershell.exe Token: SeSecurityPrivilege 4916 powershell.exe Token: SeTakeOwnershipPrivilege 4916 powershell.exe Token: SeLoadDriverPrivilege 4916 powershell.exe Token: SeSystemProfilePrivilege 4916 powershell.exe Token: SeSystemtimePrivilege 4916 powershell.exe Token: SeProfSingleProcessPrivilege 4916 powershell.exe Token: SeIncBasePriorityPrivilege 4916 powershell.exe Token: SeCreatePagefilePrivilege 4916 powershell.exe Token: SeBackupPrivilege 4916 powershell.exe Token: SeRestorePrivilege 4916 powershell.exe Token: SeShutdownPrivilege 4916 powershell.exe Token: SeDebugPrivilege 4916 powershell.exe Token: SeSystemEnvironmentPrivilege 4916 powershell.exe Token: SeRemoteShutdownPrivilege 4916 powershell.exe Token: SeUndockPrivilege 4916 powershell.exe Token: SeManageVolumePrivilege 4916 powershell.exe Token: 33 4916 powershell.exe Token: 34 4916 powershell.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2840 wrote to memory of 2096 2840 WScript.exe 89 PID 2840 wrote to memory of 1484 2840 WScript.exe 92 PID 1484 wrote to memory of 1424 1484 wscript.exe 93 PID 1424 wrote to memory of 5236 1424 powershell.exe 95 PID 5236 wrote to memory of 1164 5236 csc.exe 96 PID 1424 wrote to memory of 4916 1424 powershell.exe 97 PID 4916 wrote to memory of 5900 4916 powershell.exe 99 PID 5900 wrote to memory of 6028 5900 csc.exe 100 PID 2840 wrote to memory of 4940 2840 WScript.exe 103 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\99ebda03950dec5b23b978df6d6d6cf254bd6781ed5d23b8ad8dfe3c230a9515.vbs"1⤵
- Adds Run key to start application
- Executes a VBScript file via the Windows Script Host.
- Suspicious use of WriteProcessMemory
PID:2840 -
C:\Windows\System32\taskkill.exe"C:\Windows\System32\taskkill.exe" /IM cmstp.exe /F2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2096
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" "C:\Users\Admin\AppData\Local\Temp\ny98825.vbs"2⤵
- Executes a VBScript file via the Windows Script Host.
- Suspicious use of WriteProcessMemory
PID:1484 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -WindowStyle Hidden -NoProfile -File "C:\Users\Admin\AppData\Local\Temp\h0r48173.ps1"3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1424 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\prfxjmks\prfxjmks.cmdline"4⤵
- Suspicious use of WriteProcessMemory
PID:5236 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES1E0D.tmp" "c:\Users\Admin\AppData\Local\Temp\prfxjmks\CSC3834AA3DC73D4677951E186D62692FA7.TMP"5⤵PID:1164
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -WindowStyle Hidden -ExecutionPolicy Bypass -File "C:\Users\Admin\AppData\Local\Temp\agent_1783533926.ps1"4⤵
- Badlisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4916 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\2v2y4njs\2v2y4njs.cmdline"5⤵
- Suspicious use of WriteProcessMemory
PID:5900 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES2793.tmp" "c:\Users\Admin\AppData\Local\Temp\2v2y4njs\CSC28726958D85A4D5099C21DE94A54E38.TMP"6⤵PID:6028
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /sc onlogon /tn "WindowsUpdate" /tr "wscript.exe //B C:\Users\Admin\AppData\Roaming\Microsoft\Cache\TaskHostW.vbs" /f /rl HIGHEST2⤵
- Scheduled Task/Job: Scheduled Task
PID:4940
-
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C:\Windows\system32\wscript.exewscript.exe1⤵PID:2588
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Visual Basic
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\2v2y4njs\2v2y4njs.dll
- Size 3KB
- SHA256 588cbf06f1a5d60cf7746af8f6367de3f26027a3feda8101dd6ed5de2340ef24
- MD5 c8ee7bcd502b206fb1080f39529bfaaa
- SHA1 cce728f95c86cbbc978c3f588136ba1e28820b38
- SHA512 88fb58c1fa19d557f33ec10f3d61f2c1155c8d4a1ba58a564be2c27eda78baec78d37f4386817e1e60c1328595f66cf4f36b450aa0a34ea5d8f02796bd1a3060
- TLSH T12071DA1A93E8466BF4774B38BEB3471627F4BD609FB2875E0980031DAC216345931FB0
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\RES1E0D.tmp
- Size 1KB
- SHA256 e0ec3364de2b7603bf9a1d421701645ed6038c875d2cd7a0875d61074db97ab0
- MD5 a8073473813ff0201965c3955eb17cf9
- SHA1 6f87e5aa2387cb13f416c10dd74a9c91fe6da39f
- SHA512 8a250075f0c78de35d9c9cfd558d48df04e48e6cbbd0a9bc667915c7a13b4590ea5bb45d221fbeafcb3180df92edcb4248753ccb73863bbd814f8cf1dce38a81
- TLSH T1EF21CC05A3E9470EF0730731A9F6031FA274FD64EFA2935B844002292C52504EEA0B72
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\RES2793.tmp
- Size 1KB
- SHA256 41240f5d438985499458a352dabd8ef592e0492eaca3f60cba43a2d2b4fab6bc
- MD5 1501fe74f5f91bf34bb64331cfbe5f48
- SHA1 837367b673193a18bec43b7f9990cb6ed16f223f
- SHA512 9d86a36f2aca35be857b1da368d24a0b2c694923c551885f3e8e0867de0f70f31353dd997497dca33f4cbe93758f4e8be8333fac7994ec402204098fef036d88
- TLSH T1CC218C0593E9470FF0B3473269F5175F9274FDA4EFA1935A944142282C51504EEF0F72
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gci3psui.n42.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\agent_1783533926.ps1
- Size 38KB
- SHA256 d398bc52d93382d73f8033492e32bb4825ccdbc83a0de9621d606e50621ee51e
- MD5 8bf8413a07fff5d1f39fa1b6f464e9f5
- SHA1 69fc2f0104cddf9e15139244df3f425630802f6e
- SHA512 19603936ce1459fa78613ce41aa88e5fae7cd0314b28c595087ebad5382dedbded17186d995881c23dd6cbbcf1d00f168693a70d9a0ecbbc024a8a1602f3f253
- SSDEEP 768:QIVkJcTfsRqUJQ5rHxxl22TlzjE9NAep8P8BkUW17Ms8Hnw:QskJCfsyxZTlzjyBe1nMw
- TLSH T1F203F77C3E46B00035F69B7E69AB8901ED2B306763651451B2DCB2C01FFC9ACCD69DA8
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\h0r48173.ps1
- Size 61KB
- SHA256 4b595ca6db7d8460a286ec997e23909b747f2806e9c5788b8b9e3df52203de92
- MD5 e5e3065441c78a989946879f61c7f6ed
- SHA1 68e876140544e87d752e549ebc78c98c2e6759d2
- SHA512 58a7f13313d425f66b59710702e5c97c37c03d9b96f212521a9dbcb717c205a64631a8ae3063bbb769830709a2090d104fb672088034e1606cc1cb699ba4ce28
- SSDEEP 1536:ECcmWEmOOGJufvLk/ayRRCohLrOU7KgZaTmshfPv1:EfEmOOgufvwyyR48LqqvZ2//1
- TLSH T10053C0D5A970A8E2D68937C858DBDBF969C333399AF31763A318720028F516125E703B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\ny98825.vbs
- Size 199B
- SHA256 07de7b076607a677f8966f7652390612edeb705022c59509556fe799151fa08d
- MD5 de28b2638f2d6b1cf1bfa365b72c2ed5
- SHA1 a41f2a201d6446643e19e10f209087b19b0dd704
- SHA512 d5896759bd66471b055f64e1ce2cae1eaf137941a9afb6dae6ca42f54d3de88430857d00fe3244570fc122df8e4355c9a02ec674fc99beb85d2c4edbba30492a
- TLSH T161D02206E44AC36C2923D86B04B292AC88AAF40423184312B7A0C60C328B2A9C3E72C2
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\prfxjmks\prfxjmks.dll
- Size 3KB
- SHA256 c94aefd52a8f0c6df6fb571a24a65ce5296e9448b91a379b2cb8f4b6a0e68ded
- MD5 88fc926d8a841336841d4a35fd1d6470
- SHA1 12ddaf3eaa2d11e395b0e62a76013d75b02eacdc
- SHA512 771dc035c9c96e16cb617f26ffec83914e7fb3ddc022f7e45646d22effa639f6d3700710c5dd215065931ac21cd460ddf1760253c7fae4992cbe773654e6fdaf
- TLSH T1AB51EF1A67E84627E8B70731ADF3431637B8FC209F73671E4980425DAC722545D31BB1
- MD5 SHA1 SHA512 TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\2v2y4njs\2v2y4njs.0.cs
- Size 521B
- SHA256 2a9921801b42f12e9f8a8c78c5a2319f5da6d74f4986a208ec7c705022366078
- MD5 96019fb06dd5de74a626a35f731feae3
- SHA1 9fbaed5566ea0278069e926f2c3c950d42c738f6
- SHA512 649f0ceeae31b03fbb3a7ce3cb0d478f6b240c34b748d6746d79f6a953d2122cfa4d7cb4ac487d7309f626aa07da0e1acf7ecbb798558a38309eb7fe3767f50b
- TLSH T164F05938F206C7791A7201066C4359B9FA171121B23B1E0479B92B32AF6713ABA38E5C
- MD5 SHA1 SHA512 TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\2v2y4njs\2v2y4njs.cmdline
- Size 369B
- SHA256 090a4fedd39753ed3f9b2541150d5081499bf93ac353836a72726e311ab95d08
- MD5 f29bb36d1a2daa707fc3154d67fb40ea
- SHA1 f896993dc9ae7d2e8e75067b3fb203fd309bce00
- SHA512 3136392ac88d79aeca073d468e55a95a9cbb08ca6850c65bfaaa6f9d970e02d02639b125a92cc1fb829b93bb9cd440bfb8e93bf95fbd656ef9acaea5ec2ff901
- TLSH T1A4E0C07A526AC67E05ED300F21ADC4ECC27217C72940FF8C5450840DD01B00027E1B5A
- MD5 SHA1 SHA512 TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\2v2y4njs\CSC28726958D85A4D5099C21DE94A54E38.TMP
- Size 652B
- SHA256 f127163692196c375a909188b2be0033c28911fa1521a42bfa19a022fb5b38b6
- MD5 f33a2aa2f6fbee24cfacaafb04452358
- SHA1 b98cd6aeb1c946b6aa3416bd5d9d2e5eb503a09c
- SHA512 45818a1c20a2c1d40810264febf9276025b506a383e1865170517a1d450382ee725fa240222a05972f846e1ce118ab863b7db6a1caa8a8309a3b7d9159d85b4c
- TLSH T1B3F05E0963F8020EF0F38B30BDF643A791A8BC64DE7293ED5885432928649149972FB2
- MD5 SHA1 SHA512 TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\prfxjmks\CSC3834AA3DC73D4677951E186D62692FA7.TMP
- Size 652B
- SHA256 92ccbb96bba528387aa0864b4bcd59d9ec9607e314630d53b540a8591a707182
- MD5 bac2152168a93b4929658e4936c2a477
- SHA1 7b6a211c0fffd706d321622d555d0a796ae94cee
- SHA512 ca8ce2151a2757f1c1426b892522cef17ee75af36bd2e9e7fdcd83d51fd540109f81cfcda86ed4a2eea271af8a7a92fc6c7aa281843e0918c3b98c9e29f1cddd
- TLSH T10BF05E4973F8020EF4F34B70BDF6436391A9BC64DE3293EE155443592864510C972FB2
- MD5 SHA1 SHA512 TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\prfxjmks\prfxjmks.0.cs
- Size 282B
- SHA256 4fb9af2ac2e8010be000d8d63a22019723133cae467119e4c4820ecc9bd29c39
- MD5 0a37c465443cb0c804a2465d63951879
- SHA1 2b1bf1c60817b05dcdc3d2c353d5baada28c9c52
- SHA512 943cb34427c7b3add6ff8d5025f4fa2e8ee811abbc88f11ac8ee5bbffee52f4f2741454dd06c75ac5199cef397dbaff2a23c742ec10a56370ba9679dae4e3f46
- TLSH T123D02B1477B3DE34002344168C86F0FCB607512626791A04B6A91721DF8F00E9536A5A
- MD5 SHA1 SHA512 TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\prfxjmks\prfxjmks.cmdline
- Size 369B
- SHA256 80d23b19ae2707d11b7cdf83f3ac296eb23dce5e6e962567136e21ae193f51ef
- MD5 09313028d298098a3389b68571f01d2c
- SHA1 be8ff6dadcbab042a115dd3be6670fe6879eb6df
- SHA512 5a3f45e469336306fccd8d4282941aa04043a928b9aedf5ce2f4fc6e0145a0980727da5075e77053b196c5a8afc7e484e1e53d31e9e90ab3db820eda9d1286d4
- TLSH T118E0C62A5347CBBD81ED100B226AC4BCC3B687872D8A3FC4A040940EE6270002BD2792
- MD5 SHA1 SHA512 TLSH