Analysis
- max time kernel
150s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 10:44
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b42d61501c11820efe78565f79635141dd19844625727a73e3fe6b3fe787db12.exe
Resource
win10v2004-20260513-en
9 signatures
150 seconds
General
- Target b42d61501c11820efe78565f79635141dd19844625727a73e3fe6b3fe787db12.exe
- Size 156KB
- Sample260808-ms4casdq5v
- SHA256 b42d61501c11820efe78565f79635141dd19844625727a73e3fe6b3fe787db12
- MD5 c7f6907f82c71a3a1254c32e860b3f95
- SHA1 b013a9decc7d4b03baf31c19fe18d432ab3cc5f7
- SHA512 11f18c64961a719fdf27b90ff34f85fba86c1f51e8a261175a1f744b18721fc96b161a016740edb591f4a0d216b882d3d1405aa3d366d89d5b2ee1404b0c22d0
- SSDEEP 3072:UkGftffjmNOqn3naJYF7iFbD5tmOuYw9R5p/MyHd3/fR:UxVfjmNpqo7wH5trw9RX/hHd3nR
- TLSH T1BFF3C067765801ECD83792BCCA875A03D3B27466031197CF2390936A2F6BBD92DBF650
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 5216 Logo1_.exe 1808 b42d61501c11820efe78565f79635141dd19844625727a73e3fe6b3fe787db12.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) \??\R: Logo1_.exe File opened (read-only) \??\L: Logo1_.exe File opened (read-only) \??\I: Logo1_.exe File opened (read-only) \??\Z: Logo1_.exe File opened (read-only) \??\X: Logo1_.exe File opened (read-only) \??\M: Logo1_.exe File opened (read-only) \??\H: Logo1_.exe File opened (read-only) \??\Y: Logo1_.exe File opened (read-only) \??\T: Logo1_.exe File opened (read-only) \??\P: Logo1_.exe File opened (read-only) \??\O: Logo1_.exe File opened (read-only) \??\N: Logo1_.exe File opened (read-only) \??\G: Logo1_.exe File opened (read-only) \??\D: Logo1_.exe File opened (read-only) \??\W: Logo1_.exe File opened (read-only) \??\V: Logo1_.exe File opened (read-only) \??\U: Logo1_.exe File opened (read-only) \??\Q: Logo1_.exe File opened (read-only) \??\K: Logo1_.exe File opened (read-only) \??\J: Logo1_.exe File opened (read-only) \??\S: Logo1_.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\MEIPreload\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\sk\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\task-handler\js\nls\es-es\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe Logo1_.exe File opened for modification C:\Program Files\VideoLAN\VLC\plugins\misc\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\microsoft.system.package.metadata\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Legal\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-files\js\nls\tr-tr\_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\zh-tw\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\send-for-sign\js\nls\cs-cz\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\core\dev\nls\ru-ru\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\js\nls\nb-no\_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\_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\ja-jp\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\Providers\Plugins2\AdobeHunspellPlugin\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\WindowsPowerShell\Modules\Microsoft.PowerShell.Operation.Validation\1.0.1\Test\Modules\Example1.Diagnostics\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\dotnet\shared\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Java\jdk-1.8\legal\javafx\_desktop.ini Logo1_.exe File created C:\Program Files\Java\jre-1.8\lib\applet\_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\hu-hu\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\generic-rhp-app\js\nls\it-it\_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\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\scan-files\css\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\es\_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\da-dk\_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\sk-sk\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\ca@valencia\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\files\dev\nls\ca-es\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\libs\require\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\scan-files\js\nls\ar-ae\_desktop.ini Logo1_.exe File created C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\it\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\ga\LC_MESSAGES\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\task-handler\js\nls\fr-fr\_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 created C:\Program Files\Windows Defender Advanced Threat Protection\fr-FR\_desktop.ini Logo1_.exe File created C:\Program Files\Windows Sidebar\Shared Gadgets\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\js\nls\cs-cz\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer-select\js\nls\da-dk\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\js\nls\da-dk\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\signatures\js\nls\da-dk\_desktop.ini Logo1_.exe File created C:\Program Files\VideoLAN\VLC\locale\id\_desktop.ini Logo1_.exe File created C:\Program Files\Windows Defender\en-US\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\combinepdf\js\nls\ca-es\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-files\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\my-recent-files\js\nls\en-ae\_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\fi-fi\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\edge_feedback\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\js\nls\ca-es\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\identity_proxy\win10\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\ResiliencyLinks\WidevineCdm\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\dtplugin\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\search-summary\js\nls\en-ae\_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\root\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsPowerShell\Modules\Microsoft.PowerShell.Operation.Validation\1.0.1\Test\Modules\Example2.Diagnostics\1.0.1\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\de\_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 created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\activity-badge\js\nls\root\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\createpdfupsell-app\js\nls\fi-fi\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\desktop-connector-files\js\nls\tr-tr\_desktop.ini Logo1_.exe - Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\Logo1_.exe b42d61501c11820efe78565f79635141dd19844625727a73e3fe6b3fe787db12.exe File opened for modification C:\Windows\rundl132.exe Logo1_.exe File created C:\Windows\vDll.dll Logo1_.exe File created C:\Windows\rundl132.exe b42d61501c11820efe78565f79635141dd19844625727a73e3fe6b3fe787db12.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 5832 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 b42d61501c11820efe78565f79635141dd19844625727a73e3fe6b3fe787db12.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 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe 5216 Logo1_.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 5888 wrote to memory of 5832 5888 b42d61501c11820efe78565f79635141dd19844625727a73e3fe6b3fe787db12.exe 88 PID 5888 wrote to memory of 5216 5888 b42d61501c11820efe78565f79635141dd19844625727a73e3fe6b3fe787db12.exe 89 PID 5216 wrote to memory of 4656 5216 Logo1_.exe 90 PID 4656 wrote to memory of 4800 4656 net.exe 93 PID 5832 wrote to memory of 1808 5832 cmd.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\b42d61501c11820efe78565f79635141dd19844625727a73e3fe6b3fe787db12.exe"C:\Users\Admin\AppData\Local\Temp\b42d61501c11820efe78565f79635141dd19844625727a73e3fe6b3fe787db12.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5888 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aF623.bat2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5832 -
C:\Users\Admin\AppData\Local\Temp\b42d61501c11820efe78565f79635141dd19844625727a73e3fe6b3fe787db12.exe"C:\Users\Admin\AppData\Local\Temp\b42d61501c11820efe78565f79635141dd19844625727a73e3fe6b3fe787db12.exe"3⤵
- Executes dropped EXE
PID:1808
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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:5216 -
C:\Windows\SysWOW64\net.exenet stop "Kingsoft AntiVirus Service"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4656 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"4⤵
- System Location Discovery: System Language Discovery
PID:4800
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe
- Size 124KB
- SHA256 94d252627d0034f9b07cac11eae0253b9e0369ecae84a32034f5e849e484b53a
- MD5 c0b245f3dbebae7f50440363f3bc08b3
- SHA1 09c2066aa3cbd1a4f0bcd294a26da0b9b67fe6a1
- SHA512 24f532c86010e64e4c1149d49e9ec0f414b3336fe51398c7cb0545725e2be599899910bb7e49eebb368a4498eb35800019821b26e51fcb6a803748d7075ae9cc
- SSDEEP 3072:PkGftffjmNIhUBf8Bo/mu+YDfYz8KrRVwWEhPd4zB+IPFP6n:PxVfjmN2G7/fYfLvzB+QFyn
- TLSH T19DC38C1371D08871E5B20C3449E1EA619E3FF9720B449EA737C466BE0F317D1DE26A6A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
- Size 481KB
- SHA256 d5fbaf5c0d8e313d4dad23b28cac4256c5dbed6ab3b0d797e2971f30c5e095ad
- MD5 1db5b390daa2d070657fbdb4f5d2cc55
- SHA1 77e633e49df484b827080753514cc376749b0ceb
- SHA512 68aa0152f5aae79a146c1813915fd16ec5454b285bd1781370923f97d6c147d53684192f7f4161e5c1a340959ec432ecaac127b0abe7d08f70c387e08ee4f617
- SSDEEP 12288:Pp7+ZqIOkU8AMXE9B7PElZlP41N+4PUWfo:R7ABOkUhMXcBwc04nA
- TLSH T116A46D31A6A04037D6F106B3F915D2307E7DA2187B1184AB9394AE2D3EA95D7A7F7303
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\$$aF623.bat
- Size 722B
- SHA256 d693c568da2fbf93226967c6c75424cd55d189bb09f1aa717a5fcac0d8b4de24
- MD5 eb63d3eac92a2d998e35370915b81304
- SHA1 e922991eafc5b7f3126c1760ff446d892d7ad979
- SHA512 05b06c2ebc95c4437c7ddc9cad8f913f00673e458eb18f7f6363d32af29019c3004ab062a27ee29c86e32ee8749a431905717d02ec27064db00c096217c50b4f
- TLSH T150012491BCC7E1263525647B426028DCD73B8C1E2EA057B1056A9CBE25B3A0FA5ED60F
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\b42d61501c11820efe78565f79635141dd19844625727a73e3fe6b3fe787db12.exe.exe
- Size 130KB
- SHA256 d7004f577f315e88bb8b634263ad647375843f280d2578765a1a932e0ed6b7f9
- MD5 7b26bde2b2b0dd427f9eda7d0809c846
- SHA1 95d284399e650c616637f4c77f84ec5f5faa2b4f
- SHA512 e212577e32ab6440271e15a5723dcb8d512c84b144e9dbffcdcab86c192c273ed9e2f4ec6a72b233bcecb5d7c44d9e1f0df344c2b2debe2b5fc5d1792575a311
- SSDEEP 3072:aqn3naJYF7iFbD5tmOuYw9R5p/MyHd3/fR:lqo7wH5trw9RX/hHd3nR
- TLSH T1A7D3A067765801ECD47792BCCA875A03E3B27466031187CF2390935A2F6BBD92EBF650
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Logo1_.exe
- Size 26KB
- SHA256 ccd4779946af4840153158139bcbd987ac224d6b0b4acad81b41936db0ea59e6
- MD5 1e280c645c18590c8aa596bd99163a58
- SHA1 0b8b974e94d81773ab856e2a5db9ce95edb147ff
- SHA512 5790c4f8e6e0a5ea6176923273fb0ed3efc2acae72ad61c573e1e9120e79fc3bf6441c43ae9df466282f2c4e7721fcc532c4e048facbaad4e9113c9ec71c4b22
- SSDEEP 768:skAgRc1ODKAaDMG8H92RwZNQSwcfymNBg+g61GoL:sRkGfgLdQAQfcfymN
- TLSH T1EBC2F17A16C82A75DC265EBCDBE35702C33D477A049F687A19F3883F1260768100FA67
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path F:\$RECYCLE.BIN\S-1-5-21-1738198120-2966725515-3980530802-1000\_desktop.ini
- Size 8B
- SHA256 1d606682c3c73b22d9ee6de30be63c56537bbb5179c9016a02f36487fa915852
- MD5 ef2a73bd88d8ae9f0bc87903b5672439
- SHA1 a35895c65154dc024ecb558b84baf0b1e1f7b198
- SHA512 dbd3a473bfec5c2bae236e2dade98bf2c64e97272d390518a26f99bf30944a42a746b7852c68f75fce59ee1356398c0603a04681cd212c288c9487120a130da7
- MD5 SHA1 SHA512