647f9d0bf48ed7abb0b1499d589f67b0d295e9965a2b6467c636daa0008d926e

Analysis

max time kernel
149s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
27/10/2026, 04:34

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General

Target
647f9d0bf48ed7abb0b1499d589f67b0d295e9965a2b6467c636daa0008d926e.exe
Size 254KB
Sample261027-e7k59sys7r
SHA256 647f9d0bf48ed7abb0b1499d589f67b0d295e9965a2b6467c636daa0008d926e
MD5 d3f255fcf5ad591c43d09b30c3a591a2
SHA1 1c5ec1733993a3601d8ae43c9fa215a2ecd87296
SHA512 3950efcf3cd200c75b1dba22a3b9541960cceefb372fe8167289e090970ac2f2133e22e90b17b972c686ad175eade6538d3b70e388eee5df9aa59072a147eea1
SSDEEP 6144:gj72EsQv9DiquoXgrn4HmvmDPTWLUxv3YhP:g+ho24HmvmrLYhP
TLSH
T19D44091BB3E30CFDD66B813586A7D3329932F8250335FA1E1694CB333D61D605B6AA58
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

discovery

Malware Config

Signatures

Downloads MZ/PE file 1 IoCs

flow	pid	Process
8	3616	Eupdate Helper.exe

Executes dropped EXE 3 IoCs

pid	Process
4536	Eupdate Helper.exe
3616	Eupdate Helper.exe
752	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.

discovery

System Network Configuration Discovery

T1016

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
3616	Eupdate Helper.exe
3616	Eupdate Helper.exe
3616	Eupdate Helper.exe
3616	Eupdate Helper.exe
3616	Eupdate Helper.exe
3616	Eupdate Helper.exe
3616	Eupdate Helper.exe
3616	Eupdate Helper.exe
3616	Eupdate Helper.exe
3616	Eupdate Helper.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 4536	2216	647f9d0bf48ed7abb0b1499d589f67b0d295e9965a2b6467c636daa0008d926e.exe	83

C:\Users\Admin\AppData\Local\Temp\647f9d0bf48ed7abb0b1499d589f67b0d295e9965a2b6467c636daa0008d926e.exe
"C:\Users\Admin\AppData\Local\Temp\647f9d0bf48ed7abb0b1499d589f67b0d295e9965a2b6467c636daa0008d926e.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Users\Admin\AppData\Local\Temp\Eupdate Helper.exe
  "C:\Users\Admin\AppData\Local\Temp\647f9d0bf48ed7abb0b1499d589f67b0d295e9965a2b6467c636daa0008d926e.exe"
  2⤵
  - Executes dropped EXE
  PID:4536

C:\Users\Admin\AppData\Local\Temp\Eupdate Helper.exe
"C:\Users\Admin\AppData\Local\Temp\Eupdate Helper.exe" --service
1⤵
- Downloads MZ/PE file
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
PID:3616

C:\Users\Admin\AppData\Local\Temp\Eupdate Helper.exe
"C:\Users\Admin\AppData\Local\Temp\Eupdate Helper.exe" --guard
1⤵
- Executes dropped EXE
PID:752

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

Eupdate Helper.exe

Path C:\Users\Admin\AppData\Local\Temp\Eupdate Helper.exe
Size 254KB
SHA256 3203c82f67bea3c53e30a0e9fd31a44976b4231f37c4ac38f030f2ccd2fcf383
MD5 b8ec766a768c2494445055d65e019e82
SHA1 59c45de457181473c188bcd5b3076a63fdeab3cf
SHA512 22a7aa338514b07d8601e05de8006712c6c423ec69e8bca69dd19cdf01f05470ddf02f64c686dc88d572e88bb0c278584bd81d56b123862ac3d6964e1e9600bb
SSDEEP 6144:gj72EsQv9DiquoXgrn4HmvmDPTWLUxv3Yhh:g+ho24HmvmrLYhh
TLSH
T18244091BB3E30CFDD66B813586A7D3329932F8250335FA1E1694CB333D61D605B6AA58
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Eupdate Helper.exe

Path C:\Users\Admin\AppData\Local\Temp\Eupdate Helper.exe
Size 254KB
SHA256 647f9d0bf48ed7abb0b1499d589f67b0d295e9965a2b6467c636daa0008d926e
MD5 d3f255fcf5ad591c43d09b30c3a591a2
SHA1 1c5ec1733993a3601d8ae43c9fa215a2ecd87296
SHA512 3950efcf3cd200c75b1dba22a3b9541960cceefb372fe8167289e090970ac2f2133e22e90b17b972c686ad175eade6538d3b70e388eee5df9aa59072a147eea1
SSDEEP 6144:gj72EsQv9DiquoXgrn4HmvmDPTWLUxv3YhP:g+ho24HmvmrLYhP
TLSH
T19D44091BB3E30CFDD66B813586A7D3329932F8250335FA1E1694CB333D61D605B6AA58
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

EupdateHelper.log

Path C:\Users\Admin\AppData\Local\Temp\EupdateHelper.log
Size 2KB
SHA256 8b9dd75b95c2e4a3e7f9b61cd1e432fc2fa09435f8213e35793fcc55fffa4d83
MD5 99a4f2a5b4af207d08995d85ccaf72af
SHA1 3c4349d8f5914103400c453082734e38ac8475a0
SHA512 b39fa791efed0e6b3889af3530b4f4cd7b1caf5d6d88714a73a7cba7772e5b5fd5f8544bbd2f3da2b81bfe523fa6d0272623b83d154891242514e59931bce5f6
TLSH
T18841A43E1AD8126AEBB7EA06D8FB440BB57578527839AC0D06C107CC1CA4614B9E3F5E
MD5 SHA1 SHA512 TLSH

Submit Download

EupdateHelper.log

Path C:\Users\Admin\AppData\Local\Temp\EupdateHelper.log
Size 866B
SHA256 b98b7daff02c3dd5b3bf2373ef2f60df0cbb40b392120b709a5d9498e910bf0b
MD5 c9a401058ee1fa84765068c1d7efe235
SHA1 38e78a9fe6632d934f7c8ec8916fd47706ddf217
SHA512 309c1504db25c544068f3744f227aee5c1da97b0c261a4cff0f0fcde1f7f2933644c1bb9b2bad5e1dcdeabb487f2ad89d5228ccd5b993fd2188700cd24ee5585
TLSH
T19A11B13E1A98126ADBF6EA06C8FB484BB47578927835AC0C06C107CC0CA5611B5E3F4E
MD5 SHA1 SHA512 TLSH

Submit Download

EupdateHelper.log

Path C:\Windows\Temp\EupdateHelper.log
Size 2KB
SHA256 9f866e826eb62b84d4e49889ba2cb6fb8f14dbf4a441a381bca45fe6c94b9e37
MD5 c2bd8285b77241d82ae5522d7b30dc60
SHA1 25c699a2d39f4079976109e52c0d56226a040404
SHA512 01cc84c8ec90760c4d40143663c6bfc788c2d4c385a8f4b66bdfee16ee27e6770d182eb06eb0a5809c507f884330d56adc075f0305497831fc827c124e191d37
TLSH
T15E51BD3D17A9064AF6B6EA07D8F7840BB83578427A39DD0D02C143C91D75601B6E3F5E
MD5 SHA1 SHA512 TLSH

Submit Download

EupdateHelper.log

Path C:\Windows\Temp\EupdateHelper.log
Size 4KB
SHA256 1022b713f35f0f47d4650c6f66d7acf02b1ad7ab1eaebaaa3f773cb5271ba847
MD5 d70ef171bd608646daf9322192523f5a
SHA1 9ad2668c7703deb2bc6874c2943922aee7e98f54
SHA512 9df3740aaec8c05d4cb56a16c8407ac22b12557b22f61e47d1ebbb14590eba9004da9147fb2e52176f2ff292f665bdacd329a0ef5c8b41aa3a56d699f2a9f274
SSDEEP 96:2Ly7kpEPQMjDy9qDqEGELYDx5bpDvwqMM:RAp8+QtLCTxHMM
TLSH
T15AA1E13D0BE8065AF676EA07C8FB840BB9353942B935DE0D02C147C95D75602B6E2F5E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/752-64-0x0000000140000000-0x0000000140048000-memory.dmp

Download

memory/2216-9-0x0000000140000000-0x0000000140048000-memory.dmp

Download

memory/3616-63-0x0000000140000000-0x0000000140048000-memory.dmp

Download

memory/4536-46-0x0000000140000000-0x0000000140048000-memory.dmp

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