Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
17/10/2026, 06:07
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
7c6683b66a9b06f5519b079c6ecabc0334a8f64d0f8a84bf5cff42509e5acfef.exe
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
7c6683b66a9b06f5519b079c6ecabc0334a8f64d0f8a84bf5cff42509e5acfef.exe
Resource
win11ltsc2024-20260911-en
4 signatures
150 seconds
General
- Target 7c6683b66a9b06f5519b079c6ecabc0334a8f64d0f8a84bf5cff42509e5acfef.exe
- Size 259KB
- Sample261017-gvb3yaav7q
- SHA256 7c6683b66a9b06f5519b079c6ecabc0334a8f64d0f8a84bf5cff42509e5acfef
- MD5 680c8d26ad1e12874b1335fc3ffdf474
- SHA1 09a402869b82843478c7112ecc3843bed20ead7f
- SHA512 d87e08a1c99afd0341a873a4f542b51a86ee4d76d34fa761552eff932e13e1c6babee71ee510fb257dd254eb0e1bc9c849a7514953d47646871f0aad35510cb9
- SSDEEP 6144:FNdf0ec5+p/+H6Yp65n1oS89t2QLASrHUxBoeN:FnWHTc5n1oS8CQxeN
- TLSH T1EA44091BB3E309BCD66B823986A6D3729931F4140335FA1F1A94CB333D61D605F6AB58
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 3 IoCs
pid Process 3660 Eupdate Helper.exe 5308 Eupdate Helper.exe 3868 Eupdate Helper.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 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 Eupdate Helper.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain Eupdate Helper.exe - Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 5308 Eupdate Helper.exe 5308 Eupdate Helper.exe 5308 Eupdate Helper.exe 5308 Eupdate Helper.exe 5308 Eupdate Helper.exe 5308 Eupdate Helper.exe 5308 Eupdate Helper.exe 5308 Eupdate Helper.exe 5308 Eupdate Helper.exe 5308 Eupdate Helper.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4788 wrote to memory of 3660 4788 7c6683b66a9b06f5519b079c6ecabc0334a8f64d0f8a84bf5cff42509e5acfef.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\7c6683b66a9b06f5519b079c6ecabc0334a8f64d0f8a84bf5cff42509e5acfef.exe"C:\Users\Admin\AppData\Local\Temp\7c6683b66a9b06f5519b079c6ecabc0334a8f64d0f8a84bf5cff42509e5acfef.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4788 -
C:\Users\Admin\AppData\Local\Temp\Eupdate Helper.exe"C:\Users\Admin\AppData\Local\Temp\7c6683b66a9b06f5519b079c6ecabc0334a8f64d0f8a84bf5cff42509e5acfef.exe"2⤵
- Executes dropped EXE
PID:3660
-
-
C:\Users\Admin\AppData\Local\Temp\Eupdate Helper.exe"C:\Users\Admin\AppData\Local\Temp\Eupdate Helper.exe" --service1⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
PID:5308
-
C:\Users\Admin\AppData\Local\Temp\Eupdate Helper.exe"C:\Users\Admin\AppData\Local\Temp\Eupdate Helper.exe" --guard1⤵
- Executes dropped EXE
PID:3868
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\Eupdate Helper.exe
- Size 259KB
- SHA256 ae0504d03fba80b3ab20691b01709b3c06489a037bc2638dfdd2ef7599621cd2
- MD5 a5072172f88ca0a3840455581d5f1b56
- SHA1 335816a3c2e472e186d7b0867399b4f51f6c32b4
- SHA512 753aca1c42bcf00a53b647704ee5b41858b879c2e9c87d5c471b07b428d267f9d89707f0792dfa54f3cb7cb84bf923e22dfe4ef938bfaaff83e7ff3e45aa772d
- SSDEEP 6144:FNdf0ec5+p/+H6Yp65n1oS89t2QLASrHUxBoek:FnWHTc5n1oS8CQxek
- TLSH T13B44091BB3E309BCD66B823986A6D3729931F4140335FA1F1A94CB333D61D605F6AB58
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\Eupdate Helper.exe
- Size 259KB
- SHA256 7c6683b66a9b06f5519b079c6ecabc0334a8f64d0f8a84bf5cff42509e5acfef
- MD5 680c8d26ad1e12874b1335fc3ffdf474
- SHA1 09a402869b82843478c7112ecc3843bed20ead7f
- SHA512 d87e08a1c99afd0341a873a4f542b51a86ee4d76d34fa761552eff932e13e1c6babee71ee510fb257dd254eb0e1bc9c849a7514953d47646871f0aad35510cb9
- SSDEEP 6144:FNdf0ec5+p/+H6Yp65n1oS89t2QLASrHUxBoeN:FnWHTc5n1oS8CQxeN
- TLSH T1EA44091BB3E309BCD66B823986A6D3729931F4140335FA1F1A94CB333D61D605F6AB58
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\EupdateHelper.log
- Size 2KB
- SHA256 938ddd547bb32f8d6809e88514c808524d047956a002501fe791d203e4d5ffba
- MD5 fb8441eb1350f73ac8230e07f1ab61a1
- SHA1 d221a397f68553c1dae2867e77b1a753e3c3fa9f
- SHA512 d563afec25c27b542296daf850bf724d10c198e9c7af54d935a6125f26f89a2a8d0014d3024c145dbafe7e0d8a78fc922ba039c358e082de76347b0c6b18bd98
- TLSH T1BD4124355AD9016CFBB38A13DAFB051BB97AB95A38358C0D178517CC1CA2B1099E3F0E
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\EupdateHelper.log
- Size 866B
- SHA256 b9733d1ab675a675adef2fbae2966a75fe012787cb7fabcf55dc677264658fa5
- MD5 bde4eff890d2dd00e20cb7f0e294cebb
- SHA1 7c97a4d93c9cef7ae0c5da5a3ebbba0fa8941f90
- SHA512 96b37ba3fe8c0a676d0e1204ddafebf6db3e1e0e8375f1f029ac914ae215a1f1a9ba1e3cac80cb9a6510f17fade1297ade1d32a0a665f4d9ecedc44257a5c726
- TLSH T1C911243419D90169FBB38927CAF70107B939795528308C0C164617CC2CA371295E3F1D
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\TEMP\EupdateHelper.log
- Size 3KB
- SHA256 a005cfe716230fa05d0208250be9f966d1b15eea561846edb01be28e6bc0c1bb
- MD5 796ad8f09a395a6af3ca78b9263923c6
- SHA1 a0b7859298f0fe0c83c92101a1d9c7e77546f854
- SHA512 f8fdd51b10294b1e0033b47afacd6559deb67324ea0b2d38f7114ab79b1ea7e60911d9be3241b578110ca78c1b37c3cf8c09c64261b8cb95ff7ae1df0ea8b9d2
- TLSH T1A771AF391BA60664F6738A07C9F7860B79397A4A6A35CE0D128447CD2C73211A6F3F5F
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\Temp\EupdateHelper.log
- Size 1KB
- SHA256 b2dc5ff8a3ecb98b22ea87ef457ae1643c7112494f5a19db3f52406550884c09
- MD5 8ef71594e2612783041595bf9272fd7d
- SHA1 65e8ad0e038f4f8596b956c3f4f3a4da3d916f73
- SHA512 727b2efb0e331b4e2d4010efbce589a6c2e7e0ba9f05032e7b02d8c48d543ad88a001cafc12968f011ac7bd1431fb6bea685cf96e23e5d755360cb1abfdcb555
- TLSH T13A118C350BE60560FA768943C9F79607A4383E996A39CE4D128457CC2C72251D2F3F5B
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\Temp\EupdateHelper.log
- Size 2KB
- SHA256 d83d8e9815956fbd240470d27c0873446bbc96281cd1de392b39495bfe5f4f3e
- MD5 847a7a8e8b8bb2ed62317d8d34558ec6
- SHA1 3a1160f797042aa346e17ace4d4711f1a56c8e03
- SHA512 4a774fca397a409419b11ec8abc29ebaf3503a7e0dd93da6ea7870b2f8bac877cb24a6ee0c565bc92422564c3a8c6dbf2fe3c14e42f6cca603d3f7af336efc24
- TLSH T10A51A0391BEA0554F6B39A03C9F7860B78397A4A6A75CD0D128407CD2C72211E6F3F5A
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\Temp\EupdateHelper.log
- Size 4KB
- SHA256 7e50680c1b9314972956978d0bcab5e71867e692c2fc9b48a869936d41bfd952
- MD5 16f47e289d432a0d11f8a93ac08b697f
- SHA1 a19af10180a613fbce695394e2d29e1ecd41269d
- SHA512 db3dae6ccae1ab3619a8802782efc248396bf8d703a58da8283d28440b46ae5c6d31d63dcb2ed0724cbfe97ba4b59b6a399464e95b912a0445aaa5c2c9a6b22d
- SSDEEP 96:HVaJRHCh7HkMOi94wqeo9aZAH1o8NbnKNKPqb/Ux4+MwtMovM:HMJhCh7HQe0VUZ21ownKNKPUsx5MGMoE
- TLSH T179A1D2391BE60564F6769A07C9F7860B79343A4A6935CE0D2284478D2CB3201E6F3F5F
- MD5 SHA1 SHA512 SSDEEP TLSH