Analysis
- max time kernel
150s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/11/2026, 10:45
Behavioral task
behavioral1
Sample
Cravex.Bootstrapper.exe
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
Cravex.Bootstrapper.exe
Resource
win11ltsc2024-20260911-en
7 signatures
150 seconds
General
- Target Cravex.Bootstrapper.exe
- Size 1.3MB
- Sample261102-mtckzaeg68
- SHA256 2cf98ae3070103beee86baf0dc586168970cd487bf6fcb29d01c517598a81d18
- MD5 3219145b584243190b539e45edfe4b92
- SHA1 06e4128ff00879df982d1ae9e00986cf6739af8a
- SHA512 86a3699ce5dd9d48ae645af4858ff158a7f3d44edd9b1a77ba37dd3bf4a1548bc167f535fe7c0bdfa6d0303972e0de15413559262bd39bc1f7dd11cf71f81391
- SSDEEP 24576:59c0yMkgYWL5z96mJ35BEjNUfjDWVdutHsb692saYrLhZpg4eGo0Rck:Tc0yMkgDpJnE6OdutHpdaY3vz5
- TLSH T1B755332CE5A43D05E633C87CEEF8B65397D2A747E953492CE94C12441AE338E617AB07
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3864 Cravex.exe - 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 2 raw.githubusercontent.com 3 raw.githubusercontent.com - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname Cravex.Bootstrapper.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain Cravex.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname Cravex.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain Cravex.Bootstrapper.exe - System Location Discovery: System Language Discovery 1 TTPs 1 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 Cravex.Bootstrapper.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4820 Cravex.Bootstrapper.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4820 wrote to memory of 3864 4820 Cravex.Bootstrapper.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\Cravex.Bootstrapper.exe"C:\Users\Admin\AppData\Local\Temp\Cravex.Bootstrapper.exe"1⤵
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4820 -
C:\Users\Admin\AppData\Local\Temp\Cravex.exe"C:\Users\Admin\AppData\Local\Temp\Cravex.exe"2⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
PID:3864
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\Cravex.exe
- Size 3.2MB
- SHA256 4c9a89e836a5a5d02ba45eb111828c8d17b9f92d1497a2567560f12457356579
- MD5 e65da97f52ded261ae2e192a9f0b4cf0
- SHA1 0956b2b78bf70b064c7485e8425ed0a6675e43da
- SHA512 f1f9b8ba7eea0b04d5a2cc760f558be6767cd9054d4842e60e9c0a30fc5e400b51f516d1a94ff36acec37afce87dea0f205fe521ae500182091b82aa800ea2c2
- SSDEEP 24576:ANnIxKSVBNgyNilNR2zTJF2ZHuduTJTyCA59q0aSeQyW72/JW363Qf0ukHe7cxl7:ANIxKETgizdwlyCA59qRSnh2/0se7cl
- TLSH T1B9F54A17F2978E9CE7236A38FA71535214EFA83128BFC10FB60D5957EA87880CAD1745
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\Cravex.exe.config
- Size 2KB
- SHA256 4996faf511df170e9500fcbd903b60a0035274a023deb1ad5753f65573f58a2d
- MD5 05f2838180a695c114c51edf6a5b27ca
- SHA1 3a10e446e0eb58883fd4c0fea5095d90e2113e97
- SHA512 b197d4b568a1bf4b0175af5b798c6fb6e35f959529fe22db1641b9804e0c5b437884781458f39bfc9b11d0b6194fc7b25b1584cd50158bbb16c9186225327ccd
- TLSH T19D513D21A1C8BFA44F7249B13E6FA458CB6D03B3294C158DB1DEAB478F35A9A4307077
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\D3DCOMPILER_47.dll
- Size 4.0MB
- SHA256 af8934f48cdb8bb173cea698f2f098081e20f7651b6cde2727413d44263e8bb3
- MD5 f620e01181acb5cd313aeea81e6cda65
- SHA1 fbcf1b4ac1b3b5a1311e72ec6c52b66ca6b3dfc9
- SHA512 ee98ab79e3a043fdbed7dfe300b388394aec6e1e6834e66740360e00c8ad61feb402556bf3d958976d9256095c7bca8bc87c34f52d3bd980c7d11b4af82c64db
- SSDEEP 49152:xlEaLLznrGiwdkHdA/UMo2h5XttSdY8f2W0z0oP0Qi0Cd5Y3zH4En8++DrBxDjP5:xW8WL9cdBRkCAzhngDrBxfqHGH
- TLSH T138169E31FA428172C8CA05F066AEB76A957D9B30173844D352D0AD79EC702D36F3AB97
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\System.Text.Json.dll
- Size 842KB
- SHA256 c97780b2370da611fc0f7f971285630cc70184354b5b7a6817986bfbdb4cc825
- MD5 5c0b7ab6a832358262ee8577b4313afd
- SHA1 7f085bf35d8d5d223e2c57a0b514cb599a94578c
- SHA512 44cbd76461d2b325a29832bd791247fafec8312f4cbbe76e9cf528fead5f44c37f77d1b6fd91c6a9f29436ee0059078ec973b2ed945b8251c5e2cafed3b92990
- SSDEEP 12288:Ot5cvSYLM2jMl7eI3JKOLwOZmAZRipsUVnij:McqYLM2M7eIK2jipLZij
- TLSH T11A056B117FDC5B2BD9EF3778A07450089BB9E919E3AAD30F2A0495E93C437906E81376
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\System.Threading.Tasks.Extensions.dll
- Size 27KB
- SHA256 af4e13ef418fd89b432de20cd1dfb7fa10a7179c8dd049c9856316e50c5949ca
- MD5 0fff41795a1107691ec1e5054211c04a
- SHA1 3439da9b7918fa0c17836acbe1fa4e05c40119ec
- SHA512 1333847b76025af23a4a4dd421707732078673c96dcdb726a38b477c51606395002574fbcdbf224fd0ae5b80e8da8b2f02dd4972d88f31c36c3dcbf595510e90
- SSDEEP 384:F7PVBSE/ug12sib05JCw0p8CUQefpnQKwU3RymGWuXWJwnHRN7rpGR9z04RI:9PV0iug12TY+bUKmGfXrY9z1
- TLSH T15FC28D6183B85113CF6F8E77D2A9CC175F74A3466A02E7391AECF2D40C5338A8A31275
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\locales\am_FEMININE.pak
- Size 18B
- SHA256 ca73097bd968b363b7145e86b64f3c595e533808b0763dc8863a27fc363cfa51
- MD5 65f69bd2d8b6458d3ecf77d84d70dc1c
- SHA1 679bdfb03cbaa594ace5af4340a061ddc514309d
- SHA512 39f2728a1898bc9406516fa737c58c349e3bd7f779276a2f6679b3e3f0db43f956e03ad25e5d9bf4b07b19909febcc6c0560f71ab4f4fa6b5dd1f021ef742c60
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\workspace\.tests\listfiles\test_1.txt
- Size 7B
- SHA256 aee408847d35e44e99430f0979c3357b85fe8dbb4535a494301198adbee85f27
- MD5 260ca9dd8a4577fc00b7bd5810298076
- SHA1 53a5687cb26dc41f2ab4033e97e13adefd3740d6
- SHA512 51e85deb51c2b909a21ec5b8e83b1cb28da258b1be227620105a345a2bd4c6aea549cd5429670f2df33324667b9f623a420b3a0bdbbd03ad48602211e75478a7
- MD5 SHA1 SHA512