Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-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 4424 Logo1_.exe 5620 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) \??\M: Logo1_.exe File opened (read-only) \??\L: Logo1_.exe File opened (read-only) \??\I: Logo1_.exe File opened (read-only) \??\Y: Logo1_.exe File opened (read-only) \??\Q: Logo1_.exe File opened (read-only) \??\N: Logo1_.exe File opened (read-only) \??\K: Logo1_.exe File opened (read-only) \??\J: Logo1_.exe File opened (read-only) \??\V: Logo1_.exe File opened (read-only) \??\R: Logo1_.exe File opened (read-only) \??\G: Logo1_.exe File opened (read-only) \??\E: Logo1_.exe File opened (read-only) \??\X: Logo1_.exe File opened (read-only) \??\W: Logo1_.exe File opened (read-only) \??\U: Logo1_.exe File opened (read-only) \??\S: Logo1_.exe File opened (read-only) \??\P: Logo1_.exe File opened (read-only) \??\H: Logo1_.exe File opened (read-only) \??\Z: Logo1_.exe File opened (read-only) \??\T: Logo1_.exe File opened (read-only) \??\O: Logo1_.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\jre\legal\jdk\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_neutral_split.scale-100_8wekyb3d8bbwe\microsoft.system.package.metadata\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\ImmersiveVideoPlayback\Content\Shaders\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Mutable\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsPowerShell\Modules\PowerShellGet\1.0.0.1\ja-JP\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-recent-files\js\nls\root\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\js\nls\hr-hr\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.0\es\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe Logo1_.exe File created C:\Program Files\VideoLAN\VLC\locale\ca\LC_MESSAGES\_desktop.ini Logo1_.exe File created C:\Program Files\VideoLAN\VLC\plugins\access\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\Assets\Images\HelpAndFeedback\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\uss-search\js\nls\de-de\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Common Files\Microsoft Shared\VC\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\lib\images\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Windows Defender\_desktop.ini Logo1_.exe File created C:\Program Files\Windows Sidebar\Gadgets\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\Bundle\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Home\RTL\contrast-white\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer\images\themes\dark\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-files\js\nls\pt-br\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\edge_game_assist\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\legal\javafx\_desktop.ini Logo1_.exe File created C:\Program Files\VideoLAN\VLC\locale\uz\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\Assets\AppTiles\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\AcroForm\PMP\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Common Files\Adobe\Acrobat\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe Logo1_.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\elevation_service.exe Logo1_.exe File opened for modification C:\Program Files\MsEdgeCrashpad\reports\_desktop.ini Logo1_.exe File created C:\Program Files\VideoLAN\VLC\locale\fa\LC_MESSAGES\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\createpdfupsell-app\js\nls\ca-es\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\createpdfupsell-app\js\nls\uk-ua\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-recent-files\js\nls\he-il\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\pages-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\search-summary\js\nls\eu-es\_desktop.ini Logo1_.exe File created C:\Program Files\VideoLAN\VLC\locale\be\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\files\dev\nls\pl-pl\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\js\nls\sl-sl\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\Localized_images\pt-br\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\search-summary\js\nls\fr-fr\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\search-summary\js\nls\hr-hr\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\ResiliencyLinks\WidevineCdm\_platform_specific\_desktop.ini Logo1_.exe File created C:\Program Files\VideoLAN\VLC\locale\fi\LC_MESSAGES\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\WindowsPowerShell\Modules\PowerShellGet\1.0.0.1\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\img\tools\themes\dark\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer-select\js\nls\root\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\edge_BITS_4124_181321177\_desktop.ini Logo1_.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Assets\Store\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.UI\Resources\Images\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\ob-preview\js\nls\sv-se\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\ob-preview\js\nls\zh-tw\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\scan-files\js\nls\fi-fi\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\viewer\nls\ko-kr\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\te\LC_MESSAGES\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\AppxMetadata\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\pl-PL\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.MicrosoftEdge.Stable_139.0.3405.125_neutral__8wekyb3d8bbwe\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\microsoft.system.package.metadata\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe Logo1_.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\edge_game_assist\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\VideoLAN\VLC\plugins\audio_mixer\_desktop.ini Logo1_.exe - Drops file in Windows directory 4 IoCs
description ioc Process 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 File created C:\Windows\vDll.dll 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 4980 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 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe 4424 Logo1_.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2584 wrote to memory of 4980 2584 a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe 86 PID 2584 wrote to memory of 4424 2584 a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe 87 PID 4424 wrote to memory of 4496 4424 Logo1_.exe 89 PID 4496 wrote to memory of 2164 4496 net.exe 91 PID 4980 wrote to memory of 5620 4980 cmd.exe 92
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:2584 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a6107.bat2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4980 -
C:\Users\Admin\AppData\Local\Temp\a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe"C:\Users\Admin\AppData\Local\Temp\a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e.exe"3⤵
- Executes dropped EXE
PID:5620
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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:4424 -
C:\Windows\SysWOW64\net.exenet stop "Kingsoft AntiVirus Service"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4496 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"4⤵
- System Location Discovery: System Language Discovery
PID:2164
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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\1.3.147.37\MicrosoftEdgeUpdateBroker.exe
- Size 125KB
- SHA256 2cb7721de790281cc6502397afc837b80e4c78913da645c31f246827795bbf62
- MD5 602ce2cde9418a976f6042c4cfc94042
- SHA1 9b17544b4df63b869be0cdef0ac91569c1f99ab3
- SHA512 7a3aeb04d89618521c31a268b155a456060cd576f2b392526b8f893ff44e3bcc1b2d9a8f87722d562b3ae402aafa3dc6ad57aee51db2e3b1a9b42252b5fd0c19
- SSDEEP 3072:3DftffjmNqYCkuRieOVETT+jYPnau3fVGAhoRqzB+NkGHS2:3TVfjmNqYCk3ET+Tu3fC0zB+JHv
- TLSH T1D8C39D13B5D084B1E4B2593109E1ED718A3EFD624950DE7B33D41A3E0F31AD1DE2AA6B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe
- Size 575KB
- SHA256 a1748e948584e65a3c60a11059747834846b8464f97fbddf4bd4ed6e739ca04e
- MD5 f0d04681fc35eb966c9c5a6900bb4948
- SHA1 0881cfe039d1ff42c8c0164591700e8e1041d2be
- SHA512 24d5192413ce5da884b32fb6d6edb01a24897404cc34fe0a6212a453d334bd93727fb6b219f82eda0cce26211759e4333878c51a296ebf13258138b315afd6bf
- SSDEEP 12288:Pp7+7XZNYVLeyUji0h90ZD0wxpGZIVuKrHs:R7o0Le5ji0hmxNrM
- TLSH T1D2C40916F6748335D073C0B9C5D2A68EE972308657308ACB4286D77C7E67BE6863A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\$$a6107.bat
- Size 722B
- SHA256 4c9eed5b4cacdc615a31f6321d4c55826776efd1976243f55a7e61e9a5f2442a
- MD5 1e1a575df0f00de670ff0b5c84ba82ae
- SHA1 00e82bd579ffe7ade0c6e2a925e7caf2a1efb35e
- SHA512 374c981c765b0fa875ab74843e8364ccf5c2a93c02ebdee37e77e4ff61da344ec2af7bf3629eb1ccc573a792b91d7a925ff2d1c0c4634997fede174a1de999b8
- TLSH T1C6018481DD835DAA0D9038AB0991C3CE91E21EAE3AF5266F2D75C72632A744DB592343
- 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-1-5-21-3053180483-1881419501-3594244048-1000\_desktop.ini
- Size 8B
- SHA256 9665de4083439d021866163b21bda2a5f96fd16cd7572fbd2966e90951743829
- MD5 fbd4d05c754ca8e6e9927860714ab856
- SHA1 70f0865f40fc4cede69e788e26ed14ba0a05a242
- SHA512 cab7618c5a9e453f59e89acf2cdfde870b9c226cbfdeaa200be64076935cf258481018f241f15ab258d2dc85534ce3edfc3f3a27a7f035cd4c3a16fb03a88b57
- MD5 SHA1 SHA512