Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 10:16
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe
Resource
win10v2004-20260513-en
9 signatures
150 seconds
General
- Target a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe
- Size 575KB
- Sample260809-mbbkysyzev
- SHA256 a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e
- MD5 f0d04681fc35eb966c9c5a6900bb4948
- SHA1 0881cfe039d1ff42c8c0164591700e8e1041d2be
- SHA512 24d5192413ce5da884b32fb6d6edb01a24897404cc34fe0a6212a453d334bd93727fb6b219f82eda0cce26211759e4333878c51a296ebf13258138b315afd6bf
- SSDEEP 12288:Pp7+7XZNYVLeyUji0h90ZD0wxpGZIVuKrHs:R7o0Le5ji0hmxNrM
- TLSH T1D2C40916F6748335D073C0B9C5D2A68EE972308657308ACB4286D77C7E67BE6863A731
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 2632 Logo1_.exe 852 a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe - Enumerates connected drives 3 TTPs 21 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\P: Logo1_.exe File opened (read-only) \??\K: Logo1_.exe File opened (read-only) \??\I: Logo1_.exe File opened (read-only) \??\H: Logo1_.exe File opened (read-only) \??\N: Logo1_.exe File opened (read-only) \??\M: Logo1_.exe File opened (read-only) \??\X: Logo1_.exe File opened (read-only) \??\S: Logo1_.exe File opened (read-only) \??\R: Logo1_.exe File opened (read-only) \??\O: Logo1_.exe File opened (read-only) \??\D: Logo1_.exe File opened (read-only) \??\Z: Logo1_.exe File opened (read-only) \??\W: Logo1_.exe File opened (read-only) \??\U: Logo1_.exe File opened (read-only) \??\L: Logo1_.exe File opened (read-only) \??\Y: Logo1_.exe File opened (read-only) \??\V: Logo1_.exe File opened (read-only) \??\T: Logo1_.exe File opened (read-only) \??\Q: Logo1_.exe File opened (read-only) \??\J: Logo1_.exe File opened (read-only) \??\G: Logo1_.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\VideoLAN\VLC\locale\ks_IN\LC_MESSAGES\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\js\nls\en-gb\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sign-services-auth\js\nls\hu-hu\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\signatures\js\nls\zh-tw\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\plugins\tracked-send\js\nls\root\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\DSCResources\de-DE\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\digsig\js\nls\ro-ro\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\generic-rhp-app\js\nls\nl-nl\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\app\dev\nls\root\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\js\nls\es-es\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-recent-files-select\js\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\Providers\Plugins2\AdobeHunspellPlugin\SupplementalDictionaries\en_US\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\DSCResources\MSFT_PackageManagement\de-DE\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Windows Photo Viewer\uk-UA\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\createpdfupsell-app\css\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe Logo1_.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe Logo1_.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\ru\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\WindowsPowerShell\Modules\Microsoft.PowerShell.Operation.Validation\1.0.1\Diagnostics\Simple\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\WindowsPowerShell\Modules\Microsoft.PowerShell.Operation.Validation\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe Logo1_.exe File created C:\Program Files\VideoLAN\VLC\lua\http\requests\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\js\nls\fi-fi\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\unified-share\js\nls\it-it\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Common Files\Java\Java Update\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe Logo1_.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\ResiliencyLinks\Trust Protection Lists\Mu\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\files\dev\nls\hr-hr\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\js\nls\root\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Google\GoogleUpdater\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\ResiliencyLinks\Trust Protection Lists\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\app-center\js\nls\eu-es\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\plugins\tracked-send\js\nls\zh-cn\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe Logo1_.exe File created C:\Program Files\WindowsPowerShell\Modules\PSReadLine\2.0.0\ja\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\js\nls\da-dk\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\reviews\images\themes\dark\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\js\nls\en-il\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-files\js\nls\zh-cn\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\js\nls\sk-sk\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\MEIPreload\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\de\_desktop.ini Logo1_.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\WindowsPowerShell\Modules\Pester\3.4.0\Functions\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\viewer\nls\zh-cn\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe Logo1_.exe File created C:\Program Files\WindowsPowerShell\Modules\Microsoft.PowerShell.Operation.Validation\1.0.1\Test\Modules\Example2.Diagnostics\1.0.1\Diagnostics\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\combinepdf\js\nls\en-ae\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\digsig\js\nls\uk-ua\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe Logo1_.exe File opened for modification C:\Program Files\Mozilla Firefox\browser\VisualElements\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\gd\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\scan-files\css\_desktop.ini Logo1_.exe File created C:\Program Files\VideoLAN\VLC\locale\bg\LC_MESSAGES\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe Logo1_.exe File created C:\Program Files\VideoLAN\VLC\locale\hy\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Windows Defender\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\files\dev\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\aicuc\js\_desktop.ini Logo1_.exe - Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\vDll.dll Logo1_.exe File created C:\Windows\rundl132.exe a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe File created C:\Windows\Logo1_.exe a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe File opened for modification C:\Windows\rundl132.exe Logo1_.exe - Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 6036 cmd.exe - 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 a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Logo1_.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Runs net.exe
- Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe 2632 Logo1_.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2968 wrote to memory of 6036 2968 a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe 89 PID 2968 wrote to memory of 2632 2968 a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe 90 PID 2632 wrote to memory of 4100 2632 Logo1_.exe 91 PID 4100 wrote to memory of 3372 4100 net.exe 93 PID 6036 wrote to memory of 852 6036 cmd.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe"C:\Users\Admin\AppData\Local\Temp\a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2968 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a2409.bat2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:6036 -
C:\Users\Admin\AppData\Local\Temp\a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe"C:\Users\Admin\AppData\Local\Temp\a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe"3⤵
- Executes dropped EXE
PID:852
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C:\Windows\Logo1_.exeC:\Windows\Logo1_.exe2⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2632 -
C:\Windows\SysWOW64\net.exenet stop "Kingsoft AntiVirus Service"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4100 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"4⤵
- System Location Discovery: System Language Discovery
PID:3372
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe
- Size 124KB
- SHA256 c63ef46b0f20123e70dea6c0af3756b18eceb8bbb3173bfb8148095e63807e77
- MD5 40ed1c89db7228aa232efb1d3bc9e71a
- SHA1 e80932f33eff708be11a56e0e1378a0f2de14494
- SHA512 a5548d231d0ffb6015be4202a68d4e20a5e0214b391d4d8bf835ada52ee53afd6d24bdede588385760bd948352de7208c96deab4a7839041f3c66f982f81390f
- SSDEEP 3072:3DftffjmNIhUBf8Bo/mu+YDfYz8KrRVwWEhPd4zB+IPFP6n:3TVfjmN2G7/fYfLvzB+QFyn
- TLSH T192C38D13B1D08871E5B10C3449E1EA719E3FF9624B449EA733C466BE0F317D1DE26A6A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\$$a2409.bat
- Size 722B
- SHA256 40045ceb3b10604900c8b41556494a133157e85a2de97d2e9d05a678aae0d69b
- MD5 b365c65115a25400ccdca672835b8718
- SHA1 d12f2993076035652a77fe7955c7549d9214fee6
- SHA512 1f4189cf9260430731ce27c4506fd102be843649573b2506b9fd25adb20c047e3bd9bbdf7d128eb817b2e2227cc4d235da12e5e0558c73cfc2824ff7c0ad2864
- TLSH T1BF01F7C1DD835D9A0D9038AB0991C3CF91E21EAE3AF9266F2D74C72632A744DB582303
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe.exe
- Size 549KB
- SHA256 707f415d7d581edd9bce99a0429ad4629d3be0316c329e8b9ebd576f7ab50b71
- MD5 0b24892597dcb0257cdb78b5ed165218
- SHA1 5fe5d446406ff1e34d2fe3ee347769941636e323
- SHA512 24ea9e0f10a283e67850070976c81ae4b2d4d9bb92c6eb41b2557ad3ae02990287531a619cf57cd257011c6770d4c25dd19c3c0e46447eb4d0984d50d869e56f
- SSDEEP 6144:vXREiNYVLKZn56Vq2UjCpd0v5prE6v0GSxWUPZl1JP+1Lix7NGZIVuXQ82g4zrr8:vXZNYVLeyUji0h90ZD0wxpGZIVuKrHs
- TLSH T1C1C40916F6748335D073C0B9C5D2A68EE972308657308ACB4286D77C7E67BE6863A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Logo1_.exe
- Size 26KB
- SHA256 acca897ac28f597801df59bd1343785f7bea8c1013821c44d2f1878ee5ef1488
- MD5 aaffa63d279b442bf6447d8e27477be7
- SHA1 ce128e98423d5e0dd1b35c0e8e8eb854d5599a0f
- SHA512 b8521588339c507b10c473aaa8aca314598962588da0014b00f413f9874a425534eb20260ed39484728bd4466fb3d7f516b6cfccc56d51e026f5365030b81c26
- SSDEEP 768:PJT1ODKAaDMG8H92RwZNQSwcfymNBg+g61GoL:PDfgLdQAQfcfymN
- TLSH T199C2D036D6D80978D8E5887CCBD71601423CDB6BC09F79B926E15C3F1A22EB9900E61B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path F:\$RECYCLE.BIN\S-1-5-21-1875162379-3804078649-638427191-1000\_desktop.ini
- Size 8B
- SHA256 9665de4083439d021866163b21bda2a5f96fd16cd7572fbd2966e90951743829
- MD5 fbd4d05c754ca8e6e9927860714ab856
- SHA1 70f0865f40fc4cede69e788e26ed14ba0a05a242
- SHA512 cab7618c5a9e453f59e89acf2cdfde870b9c226cbfdeaa200be64076935cf258481018f241f15ab258d2dc85534ce3edfc3f3a27a7f035cd4c3a16fb03a88b57
- MD5 SHA1 SHA512